Realtek Semiconductor RTL8822BE 802.11a/b/g/n/ac/ RTL8822BE Combo module User Manual 2

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User Manual 2

Yoga370UserGuide

Note:Beforeusingthisinformationandtheproductitsupports,besuretoreadandunderstandthefollowing:•Safety,Warranty,andSetupGuide•“Importantsafetyinformation”onpagevThelatestSafety,Warranty,andSetupGuideandtheRegulatoryNoticeareavailableontheLenovoSupportWebsiteat:http://www.lenovo.com/supportFirstEdition(February2017)©CopyrightLenovo2017.LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuanttoaGeneralServicesAdministration“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

ContentsImportantsafetyinformation......vReadthisﬁrst................vImportantinformationaboutusingyourcomputer..vConditionsthatrequireimmediateaction....viiServiceandupgrades............viiPowercordsandpoweradapters.......viiiExtensioncordsandrelateddevices.......ixPlugsandoutlets...............ixPowersupplystatement............ixExternaldevices...............xGeneralbatterynotice.............xNoticeforbuilt-inrechargeablebattery......xiNoticefornon-rechargeablecoin-cellbattery...xiHeatandproductventilation..........xiElectricalcurrentsafetyinformation......xiiLiquidcrystaldisplay(LCD)notice.......xiiiUsingheadphonesorearphones.......xiiiPlasticbagnotice.............xivGlasspartsnotice.............xivChokinghazardnotice...........xivChapter1.Productoverview......1Computercontrols,connectors,andindicators...1Frontviewandsideviews.........1Bottomviewandrearview.........5Statusindicators.............6Importantproductinformationlabels.......8Machinetypeandmodellabel........8FCCIDandICCertiﬁcationnumber.....8LabelsfortheWindowsoperatingsystems..10Computerfeatures.............10Computerspeciﬁcations...........12Operatingenvironment...........12Lenovoprograms.............12AccessingLenovoprograms.......13AnintroductiontoLenovoprograms....13Chapter2.Usingyourcomputer...15Registeringyourcomputer..........15Frequentlyaskedquestions.........15ThinkPadPenPro.............16Operatingmodes..............18Usingthemulti-touchscreen.........19Usingthespecialkeys...........21UsingtheThinkPadpointingdevice......23ThinkPadpointingdeviceoverview.....23UsingtheTrackPointpointingdevice....23Usingthetrackpad...........24Usingthetrackpadtouchgestures.....25CustomizingtheThinkPadpointingdevice..26Replacingthecaponthepointingstick...26Powermanagement............27Usingtheacpoweradapter........27Usingthebattery............27Managingthebatterypower.......28Power-savingmodes..........29CabledEthernetconnections.........29Wirelessconnections............30Usingthewireless-LANconnection.....30Usingthewireless-WANconnection....31UsingtheBluetoothconnection......31UsingtheNFCdevices.........32UsingtheAirplanemode.........33Usingthecamera.............33Usinganexternaldisplay..........34Usingasmartcard.............35Travelingwithyourcomputer.........36Chapter3.Enhancingyourcomputer...............39FindingThinkPadoptions..........39ThinkPadWiGigDock............39ThinkPadWiGigDockoverview......39SettinguptheThinkPadWiGigDock....41UsingtheThinkPadWiGigDock......42Chapter4.Accessibility,ergonomic,andmaintenanceinformation....45Accessibilityinformation...........45Ergonomicinformation...........47Cleaningandmaintenance..........48Chapter5.Security..........51Usingpasswords..............51Passwordsintroduction.........51Setting,changing,orremovingapassword.52M.2solid-statedrivesecurity.........52Settingthesecuritychip...........53Usingtheﬁngerprintreader..........54Deletingdatafromyourstoragedrive......56Usingﬁrewalls...............56Protectingdataagainstviruses........57©CopyrightLenovo2017i

Chapter6.Advancedconﬁguration..59InstallingtheWindows10operatingsystem...59Installingdevicedrivers...........59UsingtheThinkPadSetupprogram......60ConﬁguringThinkPadSetup.......60Changingthestartupsequence......61UpdatingtheUEFIBIOS.........61BIOSmenu..............62Usingsystemmanagement..........72Chapter7.Troubleshootingcomputerproblems...............75Generaltipsforpreventingproblems......75DiagnosingproblemswithLenovoCompanion..75Troubleshooting..............76Computerstopsresponding.......76Spillsonthekeyboard..........76Errormessages............77Beeperrors..............78Memorymoduleproblems........79Ethernetproblems...........79Wireless-LANproblem..........80Awireless-WANproblem.........81Bluetoothproblem...........81ThinkPadpointingdeviceproblems.....81Keyboardproblems...........81Computerscreenproblems........82Externalmonitorproblems........84Audioproblems............85Fingerprintreaderproblems........86Batteryproblems............86acpoweradapterproblem........86Powerproblems............87Powerbuttonproblem..........87Bootproblem.............87Sleepandhibernationproblems......88ThinkPadPenProproblem........88Softwareproblem............89USBproblem.............89Chapter8.Recoveryinformation...91Resettingyourcomputer...........91Usingadvancedstartupoptions........91RecoveringyouroperatingsystemifWindows10failstostart................91CreatingandusingarecoveryUSBdrive....91Chapter9.Replacingdevices.....93Staticelectricityprevention..........93Disablingthebuilt-inbattery.........93ReplacingthemicroSIMcard.........94Replacingthebasecoverassembly......94Replacingthewireless-WANcard.......96ReplacingtheM.2solid-statedrive......97Replacingamemorymodule.........99Replacingthecoin-cellbattery........101Chapter10.Gettingsupport....103BeforeyoucontactLenovo..........103Gettinghelpandservice...........103Usingdiagnosticprograms........104LenovoSupportWebsite.........104CallingLenovo.............104Purchasingadditionalservices........105AppendixA.SupplementalinformationabouttheUbuntuoperatingsystem..........107AppendixB.Regulatoryinformation.............109Certiﬁcation-relatedinformation........109Wireless-relatedinformation.........109Wirelessinteroperability.........109Usageenvironmentandyourhealth....109LocatingtheUltraConnectwirelessantennas...............110Wireless-radiocomplianceinformation...111Locatingwirelessregulatorynotices....111Exportclassiﬁcationnotice..........111Electronicemissionnotices..........111FederalCommunicationsCommissionDeclarationofConformity........111IndustryCanadaClassBemissioncompliancestatement...............112EuropeanUnion-CompliancetotheElectromagneticCompatibility(EMC)DirectiveorRadioEquipmentDirective.......112GermanClassBcompliancestatement...112KoreaClassBcompliancestatement....113JapanVCCIClassBcompliancestatement..113Japancompliancestatementforproductswhichconnecttothepowermainswithratedcurrentlessthanorequalto20Aperphase................113Japannoticeforacpowercord......113LenovoproductserviceinformationforTaiwan................114Eurasiancompliancemark..........114Brazilaudionotice.............114AppendixC.WEEEandrecyclingstatements.............115Generalrecyclinginformation.........115iiYoga370UserGuide

ImportantWEEEinformation.........115Japanrecyclingstatements.........116RecyclinginformationforBrazil........116BatteryrecyclinginformationfortheEuropeanUnion..................117BatteryrecyclinginformationforTaiwan.....118BatteryrecyclinginformationfortheUnitedStatesandCanada................118RecyclinginformationforChina........118AppendixD.RestrictionofHazardousSubstances(RoHS)Directive....119AppendixE.ENERGYSTARmodelinformation.............123AppendixF.Notices.........125AppendixG.Trademarks......127©CopyrightLenovo2017iii

ivYoga370UserGuide

ImportantsafetyinformationNote:Readtheimportantsafetyinformationﬁrst.ReadthisﬁrstThisinformationcanhelpyousafelyuseyournotebookcomputer.Followandretainallinformationincludedwithyourcomputer.TheinformationinthisdocumentdoesnotalterthetermsofyourpurchaseagreementortheLimitedWarranty.Formoreinformation,see"WarrantyInformation"intheSafety,Warranty,andSetupGuidethatcomeswithyourcomputer.Customersafetyisimportant.Ourproductsaredevelopedtobesafeandeffective.However,personalcomputersareelectronicdevices.Powercords,poweradapters,andotherfeaturescancreatepotentialsafetyrisksthatcanresultinphysicalinjuryorpropertydamage,especiallyifmisused.Toreducetheserisks,followtheinstructionsincludedwithyourproduct,observeallwarningsontheproductandintheoperatinginstructions,andreviewtheinformationincludedinthisdocumentcarefully.Bycarefullyfollowingtheinformationcontainedinthisdocumentandprovidedwithyourproduct,youcanhelpprotectyourselffromhazardsandcreateasafercomputerworkenvironment.Note:Thisinformationincludesreferencestopoweradaptersandbatteries.Inadditiontonotebookcomputers,someproducts(suchasspeakersandmonitors)shipwithexternalpoweradapters.Ifyouhavesuchaproduct,thisinformationappliestoyourproduct.Inaddition,computerproductscontainacoin-sizedinternalbatterythatprovidespowertothesystemclockevenwhenthecomputerisunplugged,sothebatterysafetyinformationappliestoallcomputerproducts.ImportantinformationaboutusingyourcomputerEnsurethatyoufollowtheimportanttipsgivenheretogetthemostuseandenjoymentoutofyourcomputer.Failuretodosomightleadtodiscomfortorinjury,orcausethecomputertofail.Protectyourselffromtheheatthatyourcomputergenerates.Whenyourcomputeristurnedonorthebatteryischarging,thebase,thepalmrest,andsomeotherpartsmaybecomehot.Thetemperaturetheyreachdependsontheamountofsystemactivityandthelevelofchargeinthebattery.Extendedcontactwithyourbody,eventhroughclothing,couldcausediscomfortorevenaskinburn.•Avoidkeepingyourhands,yourlap,oranyotherpartofyourbodyincontactwithahotsectionofthecomputerforanyextendedtime.•Periodicallytakehandsfromusingthekeyboardbyliftingyourhandsfromthepalmrest.Protectyourselffromtheheatgeneratedbytheacpoweradapter.Whentheacpoweradapterisconnectedtoanelectricaloutletandyourcomputer,itgeneratesheat.Extendedcontactwithyourbody,eventhroughclothing,maycauseaskinburn.•Donotplacetheacpoweradapterincontactwithanypartofyourbodywhileitisinuse.•Neveruseittowarmyourbody.©CopyrightLenovo2017v

Preventyourcomputerfromgettingwet.Toavoidspillsandthedangerofelectricalshock,keepliquidsawayfromyourcomputer.Protectthecablesfrombeingdamaged.Applyingstrongforcetocablesmaydamageorbreakthem.Routecommunicationlines,orthecablesofanacpoweradapter,amouse,akeyboard,aprinter,oranyotherelectronicdevice,sothattheycannotbewalkedon,trippedover,pinchedbyyourcomputerorotherobjects,orinanywaysubjecttotreatmentthatcouldinterferewiththeoperationofyourcomputer.Protectyourcomputeranddatawhenmovingit.Beforemovingacomputerequippedwithaharddiskdrive,dooneofthefollowing:•Turnitoff.•Putitinsleepmode.•Putitinhibernationmode.Thishelpstopreventdamagetothecomputer,andpossiblelossofdata.Handleyourcomputergently.Donotdrop,bump,scratch,twist,hit,vibrate,push,orplaceheavyobjectsonyourcomputer,display,orexternaldevices.Carryyourcomputercarefully.•Useaqualitycarryingcasethatprovidesadequatecushioningandprotection.•Donotpackyourcomputerinatightlypackedsuitcaseorbag.•Beforeputtingyourcomputerinacarryingcase,makesurethatitisoff,insleepmode,orinhibernationmode.Donotputacomputerinacarryingcasewhileitisturnedon.viYoga370UserGuide

ConditionsthatrequireimmediateactionProductscanbecomedamagedduetomisuseorneglect.Someproductdamageisseriousenoughthattheproductshouldnotbeusedagainuntilithasbeeninspectedand,ifnecessary,repairedbyanauthorizedservicer.Aswithanyelectronicdevice,paycloseattentiontotheproductwhenitisturnedon.Onveryrareoccasions,youmightnoticeanodororseeapuffofsmokeorsparksventfromyourproduct.Oryoumighthearsoundslikepopping,cracking,orhissing.Theseconditionsmightmerelymeanthataninternalelectroniccomponenthasfailedinasafeandcontrolledmanner.Or,theymightindicateapotentialsafetyissue.However,donottakerisksorattempttodiagnosethesituationyourself.ContacttheCustomerSupportCenterforfurtherguidance.ForalistofServiceandSupportphonenumbers,seethefollowingWebsite:http://www.lenovo.com/support/phoneFrequentlyinspectyourcomputeranditscomponentsfordamageorwearorsignsofdanger.Ifyouhaveanyquestionabouttheconditionofacomponent,donotusetheproduct.ContacttheCustomerSupportCenterortheproductmanufacturerforinstructionsonhowtoinspecttheproductandhaveitrepaired,ifnecessary.Intheunlikelyeventthatyounoticeanyofthefollowingconditions,orifyouhaveanysafetyconcernswithyourproduct,stopusingtheproductandunplugitfromthepowersourceandtelecommunicationlinesuntilyoucanspeaktotheCustomerSupportCenterforfurtherguidance.•Powercords,plugs,poweradapters,extensioncords,surgeprotectors,orpowersuppliesthatarecracked,broken,ordamaged.•Signsofoverheating,smoke,sparks,orﬁre.•Damagetoabattery(suchascracks,dents,orcreases),dischargefromabattery,orabuildupofforeignsubstancesonthebattery.•Acracking,hissing,orpoppingsound,orstrongodorthatcomesfromtheproduct.•Signsthatliquidhasbeenspilledoranobjecthasfallenontothecomputerproduct,thepowercord,orpoweradapter.•Thecomputerproduct,powercord,orpoweradapterhasbeenexposedtowater.•Theproducthasbeendroppedordamagedinanyway.•Theproductdoesnotoperatenormallywhenyoufollowtheoperatinginstructions.Note:Ifyounoticetheseconditionswithaproduct(suchasanextensioncord)thatisnotmanufacturedfororbyLenovo®,stopusingthatproductuntilyoucancontacttheproductmanufacturerforfurtherinstructions,oruntilyougetasuitablereplacement.ServiceandupgradesDonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenteroryourdocumentation.OnlyuseaServiceProviderwhoisapprovedtorepairyourparticularproduct.Note:Somecomputerpartscanbeupgradedorreplacedbythecustomer.Upgradestypicallyarereferredtoasoptions.ReplacementpartsapprovedforcustomerinstallationarereferredtoasCustomerReplaceableUnits,orCRUs.LenovoprovidesdocumentationwithinstructionswhenitisappropriateforcustomerstoinstalloptionsorreplaceCRUs.Youmustcloselyfollowallinstructionswheninstallingorreplacingparts.TheOffstateofapowerindicatordoesnotnecessarilymeanthatvoltagelevelsinsideaproductarezero.Beforeyouremovethecoversfromaproductequippedwithapowercord,alwaysmake©CopyrightLenovo2017vii

surethatthepoweristurnedoffandthattheproductisunpluggedfromanypowersource.Ifyouhaveanyquestionsorconcerns,contacttheCustomerSupportCenter.Althoughtherearenomovingpartsinyourcomputerafterthepowercordhasbeendisconnected,thefollowingwarningsarerequiredforyoursafety.CAUTION:Hazardousmovingparts.Keepﬁngersandotherbodypartsaway.CAUTION:Beforeyouopenthecomputercover,turnoffthecomputerandwaitseveralminutesuntilthecomputeriscool.PowercordsandpoweradaptersDANGERUseonlythepowercordsandpoweradapterssuppliedbytheproductmanufacturer.Thepowercordsshallbesafetyapproved.ForGermany,itshallbeH03VV-F ,3G,0.75mm2,orbetter.Forothercountries,thesuitabletypesshallbeusedaccordingly.Neverwrapapowercordaroundapoweradapterorotherobject.Doingsocanstressthecordinwaysthatcancausethecordtofray,crack,orcrimp.Thiscanpresentasafetyhazard.Alwaysroutepowercordssothattheywillnotbewalkedon,trippedover,orpinchedbyobjects.Protectpowercordsandpoweradaptersfromliquids.Forinstance,donotleaveyourpowercordorpoweradapternearsinks,tubs,toilets,oronﬂoorsthatarecleanedwithliquidcleansers.Liquidscancauseashortcircuit,particularlyifthepowercordorpoweradapterhasbeenstressedbymisuse.Liquidsalsocancausegradualcorrosionofpowercordterminalsand/ortheconnectorterminalsonapoweradapter,whichcaneventuallyresultinoverheating.Ensurethatallpowercordconnectorsaresecurelyandcompletelypluggedintoreceptacles.Donotuseanypoweradapterthatshowscorrosionattheacinputpinsorshowssignsofoverheating(suchasdeformedplastic)attheacinputpinsoranywhereonthepoweradapter.Donotuseanypowercordswheretheelectricalcontactsoneitherendshowsignsofcorrosionoroverheatingorwherethepowercordappearstohavebeendamagedinanyway.viiiYoga370UserGuide

Topreventpossibleoverheating,donotcoverthepoweradapterwithclothingorotherobjectswhenthepoweradapterispluggedintoanelectricaloutlet.ExtensioncordsandrelateddevicesEnsurethatextensioncords,surgeprotectors,uninterruptiblepowersupplies,andpowerstripsthatyouuseareratedtohandletheelectricalrequirementsoftheproduct.Neveroverloadthesedevices.Ifpowerstripsareused,theloadshouldnotexceedthepowerstripinputrating.Consultanelectricianformoreinformationifyouhavequestionsaboutpowerloads,powerrequirements,andinputratings.PlugsandoutletsDANGERIfareceptacle(poweroutlet)thatyouintendtousewithyourcomputerequipmentappearstobedamagedorcorroded,donotusetheoutletuntilitisreplacedbyaqualiﬁedelectrician.Donotbendormodifytheplug.Iftheplugisdamaged,contactthemanufacturertoobtainareplacement.Donotshareanelectricaloutletwithotherhomeorcommercialappliancesthatdrawlargeamountsofelectricity;otherwise,unstablevoltagemightdamageyourcomputer,data,orattacheddevices.Someproductsareequippedwithathree-prongedplug.Thisplugﬁtsonlyintoagroundedelectricaloutlet.Thisisasafetyfeature.Donotdefeatthissafetyfeaturebytryingtoinsertitintoanon-groundedoutlet.Ifyoucannotinserttheplugintotheoutlet,contactanelectricianforanapprovedoutletadapterortoreplacetheoutletwithonethatenablesthissafetyfeature.Neveroverloadanelectricaloutlet.Theoverallsystemloadshouldnotexceed80percentofthebranchcircuitrating.Consultanelectricianformoreinformationifyouhavequestionsaboutpowerloadsandbranchcircuitratings.Besurethatthepoweroutletyouareusingisproperlywired,easilyaccessible,andlocatedclosetotheequipment.Donotfullyextendpowercordsinawaythatwillstressthecords.Besurethatthepoweroutletprovidesthecorrectvoltageandcurrentfortheproductyouareinstalling.Carefullyconnectanddisconnecttheequipmentfromtheelectricaloutlet.PowersupplystatementDANGERNeverremovethecoveronapowersupplyoranypartthathasthefollowinglabelattached.©CopyrightLenovo2017ix

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,contactaservicetechnician.ExternaldevicesCAUTION:DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.T oavoidpossibledamagetoattacheddevices,waitatleastﬁvesecondsafterthecomputerisshutdowntodisconnectexternaldevices.GeneralbatterynoticeDANGERBatteriessuppliedbyLenovoforusewithyourproducthavebeentestedforcompatibilityandshouldonlybereplacedwithapprovedparts.AbatteryotherthantheonespeciﬁedbyLenovo,oradisassembledormodiﬁedbatteryisnotcoveredbythewarranty.Batteryabuseormishandlingcancauseoverheat,liquidleakage,oranexplosion.Toavoidpossibleinjury,dothefollowing:•Donotopen,dissemble,orserviceanybattery.•Donotcrushorpuncturethebattery.•Donotshort-circuitthebattery,orexposeittowaterorotherliquids.•Keepthebatteryawayfromchildren.•Keepthebatteryawayfromﬁre.Stopusingthebatteryifitisdamaged,orifyounoticeanydischargeorthebuildupofforeignmaterialsonthebatteryleads.Storetherechargeablebatteriesorproductscontainingtherechargeablebatteriesatroomtemperature,chargedtoapproximately30to50%ofcapacity.Werecommendthatthebatteriesbechargedaboutonceperyeartopreventoverdischarge.Donotputthebatteryintrashthatisdisposedofinlandﬁlls.Whendisposingofthebattery,complywithlocalordinancesorregulations.xYoga370UserGuide

Noticeforbuilt-inrechargeablebatteryDANGERDonotattempttoreplacethebuilt-inrechargeablebattery.ReplacementofthebatterymustbedonebyaLenovo-authorizedrepairfacilityortechnician.Onlyrechargethebatterystrictlyaccordingtoinstructionsincludedintheproductdocumentation.TheLenovo-authorizedrepairfacilitiesortechniciansrecycleLenovobatteriesaccordingtolocallawsandregulations.Noticefornon-rechargeablecoin-cellbatteryDANGERIfthecoin-cellbatteryisincorrectlyreplaced,thereisdangerofanexplosion.Thebatterycontainsasmallamountofharmfulsubstance.Donotheattomorethan100°C(212°F).ThefollowingstatementappliestousersinthestateofCalifornia,U.S.A.CaliforniaPerchlorateInformation:Productscontainingmanganesedioxidelithiumcoin-cellbatteriesmaycontainperchlorate.PerchlorateMaterial-specialhandlingmayapply,Seewww.dtsc.ca.gov/hazardouswaste/perchlorateHeatandproductventilationDANGERComputers,acpoweradapters,andmanyaccessoriescangenerateheatwhenturnedonandwhenbatteriesarecharging.Notebookcomputerscangenerateasigniﬁcantamountofheatduetotheircompactsize.Alwaysfollowthesebasicprecautions:•Whenyourcomputeristurnedonorthebatteryischarging,thebase,thepalmrest,andsomeotherpartsmaybecomehot.Avoidkeepingyourhands,yourlap,oranyotherpartofyourbodyincontactwithahotsectionofthecomputerforanyextendedlengthoftime.Whenyouusethekeyboard,avoidkeepingyourpalmsonthepalmrestforaprolongedperiodoftime.Yourcomputergeneratessomeheatduringnormaloperation.Theamountofheatdependsontheamountofsystemactivityandthebatterychargelevel.Extendedcontactwithyourbody,eventhroughclothing,couldcausediscomfortorevenaskinburn.Periodicallytakebreaksfromusingthekeyboardbyliftingyourhandsfromthepalmrest;andbecarefulnottousethekeyboardforanyextendedlengthoftime.•Donotoperateyourcomputerorchargethebatterynearﬂammablematerialsorinexplosiveenvironments.©CopyrightLenovo2017xi

•Ventilationslots,fansand/orheatsinksareprovidedwiththeproductforsafety,comfort,andreliableoperation.Thesefeaturesmightinadvertentlybecomeblockedbyplacingtheproductonabed,sofa,carpet,orotherﬂexiblesurface.Neverblock,cover,ordisablethesefeatures.•Whentheacpoweradapterisconnectedtoanelectricaloutletandyourcomputer,itgeneratesheat.Donotplacetheadapterincontactwithanypartofyourbodywhileusingit.Neverusetheacpoweradaptertowarmyourbody.Extendedcontactwithyourbody,eventhroughclothing,maycauseaskinburn.Foryoursafety,alwaysfollowthesebasicprecautionswithyourcomputer:•Keepthecoverclosedwheneverthecomputerispluggedin.•Regularlyinspecttheoutsideofthecomputerfordustaccumulation.•Removedustfromventsandanyperforationsinthebezel.Morefrequentcleaningsmightberequiredforcomputersindustyorhigh-trafﬁcareas.•Donotrestrictorblockanyventilationopenings.•Donotoperateyourcomputerinsidefurniture,asthismightincreasetheriskofoverheating.•Airﬂowtemperaturesintothecomputershouldnotexceed35°C(95°F).ElectricalcurrentsafetyinformationDANGERElectriccurrentfrompower,telephone,andcommunicationcablesishazardous.Toavoidashockhazard:•Donotuseyourcomputerduringalightningstorm.•Donotconnectordisconnectanycablesorperforminstallation,maintenance,orreconﬁgurationofthisproductduringanelectricalstorm.•Connectallpowercordstoaproperlywiredandgroundedelectricaloutlet.•Connecttoproperlywiredoutletsanyequipmentthatwillbeattachedtothisproduct.•Wheneverpossible,useonehandonlytoconnectordisconnectsignalcables.•Neverturnonanyequipmentwhenthereisevidenceofﬁre,water,orstructuraldamage.•Disconnecttheattachedpowercords,battery,andallthecablesbeforeyouopenthedevicecovers,unlessinstructedotherwiseintheinstallationandconﬁgurationprocedures.•Donotuseyourcomputeruntilallinternalpartsenclosuresarefastenedintoplace.Neverusethecomputerwheninternalpartsandcircuitsareexposed.DANGERConnectanddisconnectcablesasdescribedinthefollowingprocedureswheninstalling,moving,oropeningcoversonthisproductorattacheddevices.Toconnect:1.TurneverythingOFF .2.First,attachallcablestodevices.3.Attachsignalcablestoconnectors.Todisconnect:1.TurneverythingOFF .2.First,removepowercordsfromoutlets.3.Removesignalcablesfromconnectors.xiiYoga370UserGuide

4.Attachpowercordstooutlets.5.TurndevicesON.4.Removeallcablesfromdevices.Thepowercordmustbedisconnectedfromthewalloutletorreceptaclebeforeinstallingallotherelectricalcablesconnectedtothecomputer.Thepowercordmaybereconnectedtothewalloutletorreceptacleonlyafterallotherelectricalcableshavebeenconnectedtothecomputer.DANGERDuringelectricalstorms,donotperformanyreplacementanddonotconnectthetelephonecabletoordisconnectitfromthetelephoneoutletonthewall.Liquidcrystaldisplay(LCD)noticeCAUTION:Theliquidcrystaldisplay(LCD)ismadeofglass,androughhandlingordroppingthecomputercancausetheLCDtobreak.IftheLCDbreaksandtheinternalﬂuidgetsintoyoureyesoronyourhands,immediatelywashtheaffectedareaswithwaterforatleast15minutes;ifanysymptomsarepresentafterwashing,getmedicalcare.Note:Forproductswithmercury-containingﬂuorescentlamps(forexample,non-LED),theﬂuorescentlampintheliquidcrystaldisplay(LCD)containsmercury;disposeofaccordingtolocal,state,orfederallaws.UsingheadphonesorearphonesCAUTION:Excessivesoundpressurefromearphonesandheadphonescancausehearingloss.Adjustmentoftheequalizertomaximumincreasestheearphoneandheadphoneoutputvoltageandthesoundpressurelevel.Therefore,toprotectyourhearing,adjusttheequalizertoanappropriatelevel.ExcessiveuseofheadphonesorearphonesforalongperiodoftimeathighvolumecanbedangerousiftheoutputoftheheadphoneorearphoneconnectorsdonotcomplywithspeciﬁcationsofEN50332-2.TheheadphoneoutputconnectorofyourcomputercomplieswithEN50332-2Subclause7.Thisspeciﬁcationlimitsthecomputer’smaximumwidebandtrueRMSoutputvoltageto150mV.Tohelpprotectagainsthearingloss,ensurethattheheadphonesorearphonesyouusealsocomplywithEN50332-2(Clause7limits)forawidebandcharacteristicvoltageof75mV.UsingheadphonesthatdonotcomplywithEN50332-2canbedangerousduetoexcessivesoundpressurelevels.IfyourLenovocomputercamewithheadphonesorearphonesinthepackage,asaset,thecombinationoftheheadphonesorearphonesandthecomputeralreadycomplieswiththespeciﬁcationsofEN50332-1.Ifdifferentheadphonesorearphonesareused,ensurethattheycomplywithEN50332-1(Clause6.5LimitationValues).UsingheadphonesthatdonotcomplywithEN50332-1canbedangerousduetoexcessivesoundpressurelevels.©CopyrightLenovo2017xiii

PlasticbagnoticeDANGERPlasticbagscanbedangerous.Keepplasticbagsawayfrombabiesandchildrentoavoiddangerofsuffocation.GlasspartsnoticeCAUTION:Somepartsofyourproductmaybemadeofglass.Thisglasscouldbreakiftheproductisdroppedonahardsurfaceorreceivesasubstantialimpact.Ifglassbreaks,donottouchorattempttoremoveit.Stopusingyourproductuntiltheglassisreplacedbytrainedservicepersonnel.ChokinghazardnoticeCHOKINGHAZARD–Productcontainssmallparts.Keepawayfromchildrenunderthreeyears.xivYoga370UserGuide

Chapter1.ProductoverviewThischapterprovidesbasicinformationtohelpyougetfamiliarwithyourcomputer.Computercontrols,connectors,andindicatorsThissectionintroduceshardwarefeaturesofthecomputer.Frontviewandsideviews1Microphones(availableonsomemodels)2Camera(availableonsomemodels)3Ambientlightsensor4Speakers5Fingerprintreader(availableonsomemodels)6Security-lockslot7HDMI™connector8USB3.0connector9Micro-SIM-cardtray10MicroSDcardslot©CopyrightLenovo20171

11Audioconnector12ThinkPadPenPro13Powerbutton14TrackPoint®buttons15Trackpad16NFClabel17TrackPointpointingstick18Smart-cardslot(availableonsomemodels)19AlwaysOnUSBconnector20MiniEthernetconnector21USB-Cconnector(Thunderbolt™3compatible)22Powerconnector23Multi-touchscreen1Microphones(availableonsomemodels)Themicrophonescapturesoundandvoicewhenusedwithaprogramcapableofhandlingaudio.2Camera(availableonsomemodels)Usetheconventionalcameratotakepicturesorholdavideoconference.3AmbientlightsensorTheambientlightsensordetectsthesurroundinglightconditions.Thenthecomputeradjuststhescreenbrightnessandthekeyboardbacklightmodeaccordingly.4SpeakersYourcomputerisequippedwithapairofstereospeakers.5Fingerprintreader(availableonsomemodels)Fingerprintauthenticationprovidessimpleandsecureuseraccessbyassociatingyourﬁngerprintwithapassword.Formoreinformation,see“Usingtheﬁngerprintreader”onpage54.6Security-lockslotToprotectyourcomputerfromtheft,lockyourcomputertoadesk,table,orotherﬁxturethroughasecuritycablelockthatﬁtsthissecurity-lockslot.Note:Youareresponsibleforevaluating,selecting,andimplementingthelockingdeviceandsecurityfeature.Lenovomakesnocomments,judgments,orwarrantiesaboutthefunction,quality,orperformanceofthelockingdeviceandsecurityfeature.7HDMI™connectorTheHDMIconnectorisadigitalaudioandvideointerface.Itenablesyoutoconnectyourcomputertoacompatibledigitalaudiodeviceorvideomonitor,suchasaDVDplayeroranHDTV.8USB3.0connectorConnectUSB-compatibledevices,suchasaUSBkeyboard,USBmouse,USBstoragedevice,orUSBprinter.Attention:WhenyouattachaUSBcabletothisconnector,ensurethattheUSBmarkisfacingupward.Otherwisetheconnectormightgetdamaged.9Micro-SIM-cardtrayIfyourcomputersupportsthewirelesswideareanetwork(WAN)feature,amicroSubscriberIdentiﬁcationModule(SIM)cardmightberequiredtoestablishwireless-WANconnections.Dependingonthecountryorregionofdelivery,amicroSIMcardmightbeshippedwiththecomputer.ToinstallorreplacethemicroSIMcard,see“ReplacingthemicroSIMcard”onpage94.2Yoga370UserGuide

10MicroSDcardslotYoucaninsertamicroSDcardintothemicroSDcardslotfordataaccessorstorage.Attention:WhiletransferringdatatoorfromamicroSDcard,donotputyourcomputerintosleeporhibernationmodebeforethedatatransferiscompleted.Otherwise,yourdatacouldgetdamaged.ToremoveamicroSDcard,dothefollowing:1.ClickthetriangulariconintheWindowsnotiﬁcationareatoshowhiddenicons.2.Right-clicktheSafelyRemoveHardwareandEjectMediaicon.3.SelectthecorrespondingitemtoejectthecardfromtheWindowsoperatingsystem.4.Pressthecardtoejectitfromyourcomputer.5.Removethecardandstoreitsafelyforfutureuse.Note:IfyoudonotremovethecardfromyourcomputerafteryouejectthecardfromtheWindowsoperatingsystem,thecardcannolongerbeaccessed.Toaccessthecard,youmustremoveitﬁrst,andtheninsertitagain.11AudioconnectorYoucanconnectheadphonesoraheadsetwitha3.5-mm(0.14-inch),4-poleplugtotheaudioconnectortolistentothesoundfromthecomputer.Ifyouareusingaheadsetwithafunctionswitch,donotpressthisswitchwhileusingtheheadset.Ifyoupresstheswitch,theheadsetmicrophoneisdisabled,andtheintegratedmicrophonesonthecomputerisenabledinstead.Note:Theaudioconnectordoesnotsupportaconventionalmicrophone.12ThinkPadPenProTheThinkPadPenProissimilarinsizeandshapetoanactualinkpen,sotouchactionsandon-screenwritingfeelcomfortable.Itshigh-levelpressuresensitivityprovidesprecisecontentcreation.Clickanderaserbuttonsarebuiltintothepenandprovideadditionalfunctionalitytointeractwithdata.Additionally,whenusedwithLenovo’sfreeappWRITEit,youcanwritedirectlyintoanyapplication.TodownloadWRITEit,gotohttp://www.lenovo.com/writeit.Formoreinformation,see“ThinkPadPenPro”onpage16.13PowerbuttonPressthepowerbuttontoturnonthecomputerorputthecomputerintosleepmode.Toturnoffthecomputer,opentheStartmenu,clickPower,andthenclickShutdown.Ifyourcomputerisunresponsive,youcanturnoffthecomputerbypressingandholdingthepowerbuttonforfourormoreseconds.Ifthecomputercannotbeturnedoff,see“Computerstopsresponding”onpage76.Chapter1.Productoverview3

Youalsocandeﬁnewhatthepowerbuttondoes.Forexample,bypressingthepowerbutton,youcanturnoffthecomputerorputthecomputerintosleeporhibernationmode.Tochangewhatthepowerbuttondoes,dothefollowing:1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.2.ClickPowerOptions➙Choosewhatthepowerbuttonsdo.3.Followtheinstructionsonthescreen.ThinkPad®pointingdevice17TrackPointpointingstick14TrackPointbuttons15TrackpadYourcomputerisequippedwiththeLenovo-uniqueThinkPadpointingdevice.Formoreinformation,see“UsingtheThinkPadpointingdevice”onpage23.16NFClabel(availableonsomemodels)Ifyouﬁndanearﬁeldcommunication(NFC)labelnearthetrackpad,itindicatesthatyourcomputercomeswithanNFCcard.NFCisahigh-frequencyandshort-rangewirelesscommunicationtechnology.YoucanuseNFCtechnologytotransferdatafromonedevicetoanotherbytouchingthemorputtingthemclosetogether.FormoreinformationabouttheNFCfeature,see“UsingtheNFCdevices”onpage32.18Smart-cardslot(availableonsomemodels)Youcanusesmartcardsforauthentication,datastorage,andapplicationprocessing.Withinlargeorganizations,youmightalsousesmartcardsforstrongsecurityauthenticationofsinglesign-on(SSO).Formoreinformation,see“Usingasmartcard”onpage35.19AlwaysOnUSBconnectorBydefault,theAlwaysOnUSBconnectorenablesyoutochargetheUSB-compatibledevicesinthefollowingsituations:•Whenyourcomputerisonorinsleepmode•Whenyourcomputerisofforinhibernationmode,butconnectedtoacpowerAttention:WhenyouattachaUSBcabletothisconnector,ensurethattheUSBmarkisfacingupward.Otherwisetheconnectormightgetdamaged.Tochargethesedeviceswhenthecomputerisofforinhibernationmode,andthecomputerisnotconnectedtoacpower,dothefollowing:1.StarttheLenovoSettingsprogram.See“AccessingLenovoprograms”onpage13.2.ClickPOWER.3.Followtheinstructionsonthescreentomakeyourpreferredsetting.20MiniEthernetconnectorTheminiEthernetconnectormakesyourcomputerthinnerthantheoneswithastandardEthernetconnector.Toconnectyourcomputertoalocalareanetwork(LAN)throughtheminiEthernetconnector,youneedanEthernetextensionadapter.TheEthernetextensionadapterisavailableasanoptionandshippedwithsomecomputermodels.ForinformationaboutusingandpurchasingtheEthernetextensionadapter,see“CabledEthernetconnections”onpage29.4Yoga370UserGuide

DANGERToavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetextensionadapter.21USB-Cconnector(Thunderbolt™3compatible)TheUSB-CconnectorsonyourcomputersupportthelatestUSB3.1standardandarefullycompatiblewithThunderbolt3technology.WithaproperUSB-Ccableconnected,youcan:•Transferdatabetweenyourcomputerandperipheraldevices.•Chargeyourcomputer.•Chargeyourperipheraldevices.•Connectyourcomputertoexternaldisplaysforvideooutput.LenovoprovidesvariousUSB-Caccessoriestohelpyouexpandyourcomputerfunctionality.Formoreinformation,gotohttp://www.lenovo.com/essentials.22PowerconnectorThepowerconnectorenablesyoutoconnectthecomputertoacpower.23Multi-touchscreenThemulti-touchscreenenablesyoutouseyourcomputerwithsimpletouchgestures.Formoreinformation,see“Usingthemulti-touchscreen”onpage19.Bottomviewandrearview1Fanlouvers2Keyboarddrainageholes3Emergency-resetholeChapter1.Productoverview5

1FanlouversThefanlouversandinternalfanenableairtocirculateinthecomputertoensurepropercooling,especiallythecoolingofthemicroprocessor.Note:Toensureproperairﬂow,donotplaceanyobstaclesinfrontofthefanlouvers.2KeyboarddrainageholesIfyouaccidentallyspillwaterordrinkoverthekeyboard,thekeyboarddrainageholescanhelpdrainoutliquidfromyourcomputer.3Emergency-resetholeIfthecomputerstopsrespondingandyoucannotturnitoffbypressingthepowerbutton,removetheacpoweradapterandinsertastraightenedpaperclipintotheemergency-resetholetoresetthecomputer.StatusindicatorsThistopicprovidesinformationaboutlocatingandidentifyingthevariousstatusindicatorsonyourcomputer.Note:Dependingonthemodel,yourcomputermightlookdifferentfromthefollowingillustrations.6Yoga370UserGuide

1CapsLockindicatorWhenthisindicatorison,youcantypeuppercaselettersbydirectlypressingtheletterkeys.2FnLockindicatorThisindicatorshowsthestatusofFnLockfunction.Formoreinformation,see“Usingthespecialkeys”onpage21.3Speaker-muteindicatorWhenthisindicatorison,thespeakersaremuted.4Microphone-muteindicatorWhenthisindicatorison,themicrophonesaremuted.5CamerastatusindicatorWhenthisindicatorison,thecameraisinuse.67SystemstatusindicatorsTheindicatorintheThinkPadlogoonthecomputerlidandtheindicatorinthepowerbuttonshowthesystemstatusofyourcomputer.•Blinksforthreetimes:Thecomputerisinitiallyconnectedtopower.•On:Thecomputerison(innormalmode).•Off:Thecomputerisofforinhibernationmode.•Blinksfast:Thecomputerisenteringsleeporhibernationmode.•Blinksslowly:Thecomputerisinsleepmode.8acpowerstatusindicatorThisindicatorshowstheacpowerandchargingstatusofthecomputer.•Green:connectedtoacpower(charging90%–100%)Chapter1.Productoverview7

•Amber:connectedtoacpower(charging1%–90%)•Off:notconnectedtoacpower(nocharging)ImportantproductinformationlabelsThissectionprovidesinformationtohelpyoulocatethefollowinglabels:•Machinetypeandmodellabel•FCCIDandICCertiﬁcationlabel•LabelsfortheWindowsoperatingsystemsMachinetypeandmodellabelWhenyoucontactLenovoforhelp,themachinetypeandmodelinformationhelpsthetechnicianstoidentifyyourcomputerandprovidefasterservice.Thefollowingillustrationshowswheretoﬁndthelabelthatcontainsthemachinetypeandmodelinformationofyourcomputer.FCCIDandICCertiﬁcationnumberTheFCCandICCertiﬁcationinformationisidentiﬁedbyalabelonthecomputerasshowninthefollowingillustration.Note:Dependingonthemodel,yourcomputermightlookdifferentfromthefollowingillustration.8Yoga370UserGuide

Thecontentofthislabeldiffersdependingonthewirelessmodulesthatcomewithyourcomputer:•Forapreinstalledwirelessmodule,thislabelidentiﬁestheactualFCCIDandICcertiﬁcationnumberforthewirelessmoduleinstalledbyLenovo.Note:Donotremoveorreplaceapreinstalledwirelessmodulebyyourself.Forreplacement,youmustcontactLenovoserviceﬁrst.Lenovoisnotresponsibleforanydamagecausedbyunauthorizedreplacement.•Forauser-installablewireless-WANmodule,thislabeldirectsyoutoconsultthisuserguidefortheactualFCCIDandICcertiﬁcationnumber.TheFCCIDandICCertiﬁcationnumberlabelisafﬁxedtothewireless-WANmodule1(availableonsomemodels)installedinthecomputer.Note:Fortheuser-installablewirelessmodule,ensurethatyouuseonlyLenovo-authorizedwirelessmoduleforthecomputer.Otherwise,anerrormessagewillbedisplayedandthecomputerwillbeepwhenyouturnonthecomputer.Chapter1.Productoverview9

LabelsfortheWindowsoperatingsystemsWindows®10GenuineMicrosoft®label:YourcomputermighthaveaGenuineMicrosoftlabelafﬁxedtoitscoverdependingonthefollowingfactors:•Yourgeographiclocation•Datewhenyourcomputerwasmanufactured•VersionofWindows10thatispreinstalledSeehttps://www.microsoft.com/en-us/howtotell/Hardware.aspxforillustrationsofthevarioustypesofGenuineMicrosoftlabels.•InthePeople’sRepublicofChina,theGenuineMicrosoftlabelisrequiredonallcomputermodelspreinstalledwithanyversionofWindows10.•Inothercountriesandregions,theGenuineMicrosoftlabelisrequiredonlyoncomputermodelslicensedforWindows10Pro.TheabsenceofaGenuineMicrosoftlabeldoesnotindicatethatthepreinstalledWindowsversionisnotgenuine.FordetailsonhowtotellwhetheryourpreinstalledWindowsproductisgenuine,refertotheinformationprovidedbyMicrosoftat:https://www.microsoft.com/en-us/howtotell/default.aspxTherearenoexternal,visualindicatorsoftheProductIDorWindowsversionforwhichthecomputerislicensed.Instead,theProductIDisrecordedinthecomputerﬁrmware.WheneveraWindows10productisinstalled,theinstallationprogramchecksthecomputerﬁrmwareforavalid,matchingProductIDtocompletetheactivation.Insomecases,anearlierWindowsversionmightbepreinstalledunderthetermsoftheWindows10Prolicensedowngraderights.ComputerfeaturesThecomputerfeaturesintroducedinthistopiccovervariousmodels.Somecomputerfeaturesmightbeavailableonlyonspeciﬁcmodels.Computercolor•BlackorsilverMicroprocessorToviewthemicroprocessorinformationofyourcomputer,right-clicktheStartbuttonandthenselectSystem.Memory•Type:Doubledatarate4(DDR4)synchronousdynamicrandomaccessmemory(SDRAM)•Maximumsizes:16GB•Installedinthememorymoduleslotorsolderedonthesystemboard(dependingonthemodel)Storagedevice•M.2solid-statedriveDisplay•Brightnesscontrol10Yoga370UserGuide

•In-PlaneSwitching(IPS)technology•Displaysize:337.82mm(13.3inches)•Displayresolution:1920x1080pixelsor3200x1800pixels(dependingonthemodel)•Multi-touchtechnologyKeyboard•Six-rowbacklitkeyboard•Functionkeys•ThinkPadpointingdeviceConnectorsandslots•Powerconnector•Audioconnector•MiniEthernetconnector•HDMIconnector•USB-Cconnector(Thunderbolt3compatible)•USB3.0connector•AlwaysOnUSB3.0connector•Micro-SIM-cardslot•MicroSDcardslot•Smart-cardslot(availableonsomemodels)Securityfeatures•Fingerprintreader(availableonsomemodels)•Security-lockslot•TrustedPlatformModule(TPM)Wirelessfeatures•Bluetooth•Miracast®technology•NFC(availableonsomemodels)•WirelessLAN•WiGig(availableonsomemodels)•WirelessWAN(availableonsomemodels)Others•Camera(availableonsomemodels)•Microphones(availableonsomemodels)•Ambientlightsensor•ThinkPadPenProChapter1.Productoverview11

ComputerspeciﬁcationsSize•Width:313.5mm(12.34inches)•Depth:222.2mm(8.75inches)•Thickness:18.2mm(0.7inches)Maximumheatoutput(dependingonthemodel)•65W(222Btu/hr)Powersource(acpoweradapter)•Sine-waveinputat50Hzto60Hz•Inputratingoftheacpoweradapter:100Vto240Vac,50Hzto60HzOperatingenvironmentMaximumaltitude(withoutpressurization)•3048m(10000ft)Temperature•Ataltitudesupto2438m(8000ft)–Operating:5°Cto35°C(41°Fto95°F)–Storage:5°Cto43°C(41°Fto109°F)•Ataltitudesabove2438m(8000ft)–Maximumtemperaturewhenoperatingundertheunpressurizedcondition:31.3°C(88°F)Note:Whenyouchargethebattery,itstemperaturemustbeatleast10°C(50°F).Relativehumidity•Operating:8%to95%atwet-bulbtemperature23°C(73°F)•Storage:5%to95%atwet-bulbtemperature27°C(81°F)Ifpossible,placeyourcomputerinawell-ventilatedanddryareawithoutdirectexposuretosunshine.Attention:•Keepelectricalappliancessuchaselectricfans,radio,airconditioners,andmicrowaveovensawayfromthecomputer.Thestrongmagneticﬁeldsgeneratedbytheseappliancescandamagethemonitoranddataontheinternalstoragedrive.•Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledonorinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.•Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.LenovoprogramsYourcomputercomeswithLenovoprogramstohelpyouworkeasilyandsecurely.12Yoga370UserGuide

AccessingLenovoprogramsToaccessLenovoprogramsonyourcomputer,dothefollowing:1.OpentheStartmenuandlocateaprogrambytheprogramname.2.Ifyoudonotﬁndtheprogramintheprogramlist,searchfortheprograminthesearchbox.AnintroductiontoLenovoprogramsThistopicprovidesabriefintroductiontoLenovoprograms.Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.Theavailableprogramsaresubjecttochangewithoutnotice.TolearnmoreabouttheprogramsandothercomputingsolutionsofferedbyLenovo,goto:http://www.lenovo.com/supportLenovoCompanionYourcomputer’sbestfeaturesandcapabilitiesshouldbeeasytoaccessandunderstand.WithLenovoCompanion,theyare.UseLenovoCompaniontodothefollowing:•Optimizeyourcomputerperformance,monitoryourcomputerhealth,andmanageupdates.•Accessyouruserguide,checkwarrantystatus,andviewaccessoriescustomizedforyourcomputer.•Readhow-toarticles,exploreLenovoforums,andstayup-to-dateontechnologynewswitharticlesandblogsfromtrustedsources.TheLenovoCompanionprogramisﬁlledwithexclusiveLenovocontenttohelpyoulearnmoreaboutwhatyoucandowithyourLenovocomputer.LenovoIDThisprogramenablesyoutocreateandmanageyourLenovoID.WithaLenovoID,youcanconnecttoeverythingLenovothroughasingleaccount.UseyourLenovoIDforquickandsimpleauthenticationandthenenjoythevariousservicesprovidedbyLenovo.Suchservicesincludeonlineshopping,appdownload,personalizeddevicesupport,specialpromotionaloffers,Lenovoforums,andsoon.LenovoSettingsThisprogramenhancesyourcomputingexperiencebyprovidingthefollowingfeatures:•Turningyourcomputerintoaportablehotspot•Conﬁguringcameraandaudiosettings•Optimizingyourpowersettings•CreatingandmanagingmultiplenetworkproﬁlesChapter1.Productoverview13

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Chapter2.UsingyourcomputerThischapterprovidesinformationtohelpyouusethevariousfeaturesprovidedbyyourcomputer.RegisteringyourcomputerWhenyouregisteryourcomputer,informationisenteredintoadatabase,whichenablesLenovotocontactyouifthereisarecallorothersevereproblem.Inaddition,somelocationsofferextendedprivilegesandservicestoregisteredusers.WhenyouregisteryourcomputerwithLenovo,youalsowillreceivethefollowingbeneﬁts:•QuickerservicewhenyoucallLenovoforhelp•AutomaticnotiﬁcationoffreesoftwareandspecialpromotionaloffersToregisteryourcomputerwithLenovo,gotohttp://www.lenovo.com/registerandfollowtheinstructionsonthescreen.FrequentlyaskedquestionsThistopicprovidesafewtipstohelpyouoptimizetheuseofyourThinkPadnotebookcomputers.Toensurethebestcomputerperformance,gotothefollowingWebsitetoﬁndinformationsuchasaidsfortroubleshootingandanswerstofrequentlyaskedquestions:http://www.lenovo.com/support/faqCanIgetmyuserguideinanotherlanguage?Todownloadtheuserguideinanotherlanguage,gotohttp://www.lenovo.com/support.Thenfollowtheinstructionsonthescreen.HowdoIaccessControlPanel?Right-clicktheStartbutton,andthenclickControlPanel.HowdoIgethelpabouttheWindowsoperatingsystemUsetheCortana®personalassistanttosearchforhelp,apps,ﬁles,settings,andsoon.HowdoIusebatterypowermoreeffectivelywhenIamonthego?•Toconservepower,ortosuspendoperationwithoutexitingprogramsorsavingﬁles,see“Power-savingmodes”onpage29.•Toachievethebestbalancebetweenperformanceandpowersaving,createandapplyanappropriatepowerplan.See“Managingthebatterypower”onpage28.•Ifyourcomputerwillbeturnedoffforanextendedperiodoftime,youcanpreventbatterypowerfromdrainingbyremovingthebattery.HowdoIsecurelydisposeofdatastoredontheinternalstoragedrive?•Study“Security”onpage51toﬁndouthowyoucanprotectyourcomputerfromtheftandunauthorizeduse.©CopyrightLenovo201715

•Beforeyoudisposeofthedataontheinternalstoragedrive,ensurethatyouread“Deletingdatafromyourstoragedrive”onpage56.HowdoIattachanexternaldisplay?•Referto“Usinganexternaldisplay”onpage34.•WiththeExtenddesktopfunction,youcandisplayoutputonboththecomputerdisplayandanexternaldisplay.HowdoIattachorreplaceadevice?Refertotheappropriatetopicin“Replacingdevices”onpage93.Ihavebeenusingthecomputerforsometimealready,andisgettingslower.WhatshouldIdo?•Followthe“Generaltipsforpreventingproblems”onpage75.•Diagnoseproblemsyourselfbyusingthepreinstalleddiagnosticsoftware.See“DiagnosingproblemswithLenovoCompanion”onpage75.•Checkforrecoverysolutionsin“Recoveryinformation”onpage91.Printthefollowingtopicsandkeepthemwithyourcomputerincaseyouareunabletoaccessthiselectronicuserguidewhennecessary.•“InstallingtheWindows10operatingsystem”onpage59•“Computerstopsresponding”onpage76•“Powerproblems”onpage87ThinkPadPenProTheThinkPadPenProisstoredinthepenslot.Toremovethepenfromtheslot,slidethetabofthepenalittlebitout,andthencompletelypulloutthepen.Note:TheThinkPadPenProisnotwaterproof.Takecarenottosoakitordipitinwater.WiththeThinkPadPenPro,inputtingtextiseasierinanaturalmannerwhenyouare:16Yoga370UserGuide

•Takingnotes•AnnotatingPortableDocumentFormat(PDF)ﬁles•DrawinggraphicswithapplicationscapableofeditingandsketchingWhenyoudraworwritewiththeThinkPadPenPro,keepitperpendiculartothecomputerdisplaytoachievethebestlinequality.UsetheThinkPadPenProinsteadofyourﬁngerinconditionssuchasthefollowing:•Youneedpreciseanddetailedinput,suchasdrawingapictureorusingthehandwritingmode.•Toomanyelementsarecrowdedonthescreen,forexample,whenyouareplayinggames.•Youwanttokeepyourscreenfreefromsmudges.•Youhavelongﬁngernailsanditisdifﬁcultforyoutotype.UsingtheThinkPadPenPro1Tip2Eraserbutton3ClickbuttonYoucanperformthefollowingoperationswiththeThinkPadPenPro:•Toclickormakeaselection,tapthedisplayoncewiththepen.•Todouble-click,taptwicewithoutpausing.•Toright-click,tapthetip1onthedisplayandholdthepenthereforonesecond.Alternatively,youcanpressandholdtheclickbutton3whiletappingthetip1onthedisplay.•Toeraseink,pressandholdtheeraserbutton2,tapthetip1onthedisplay,anddragthepenacrosstheinkyouwanttoerase.ChargingtheThinkPadPenProTochargethepen,insertthepenintotheslotuntilitsnapsintoposition.Thepenwillbe80%chargedinabout15secondsand100%chargedinaboutﬁveminutes.Note:Ensurethatyourcomputerisonorinsleepmode.Otherwise,thepenwillnotbecharged.TheThinkPadPenProisalsoavailableasanoptionfromLenovo.TopurchasetheThinkPadPenPro,goto:http://www.lenovo.com/accessoriesChapter2.Usingyourcomputer17

OperatingmodesThecomputerdisplaycanbeopenedtoanyanglewithinarangeofupto360degreesasshowninthefollowingillustration.Note:Dependingonthemodel,yourcomputermightlookdifferentfromtheillustrationsinthistopic.Attention:Donotrotatethecomputerdisplaywithtoomuchforce,otherwisethecomputerdisplayorhingesmightgetdamaged.Donotapplytoomuchforcetotheupper-rightorupper-leftcornerofthecomputerdisplay.18Yoga370UserGuide

Byrotatingthedisplaytodifferentangle,yourcomputerfeaturesthefollowingfouroperatingmodes.Youcanswitchbetweendifferentmodesaccordingtoyourpreferenceandworkingconvenience.Note:Thekeyboardandthepointingdevicesareautomaticallydisabledinthestandmode,tentmode,andtabletmode.Youcanusethetouchscreentocontrolyourcomputerinstead.NotebookmodeStandmodeTentmodeTabletmodeUsingthemulti-touchscreenThistopicprovidesinstructionsonhowtousethemulti-touchscreenthatisavailableonsomemodels.Notes:•Yourcomputerscreenmightlookdifferentfromthefollowingillustrations.•Dependingontheprogramyouuse,somegesturesmightnotbeavailable.Thefollowingtableintroducessomefrequentlyusedgestures.Chapter2.Usingyourcomputer19

Touchgesture(touchmodelsonly)DescriptionTouch:Tap.Mouseaction:Click.Function:Openanapporperformanactiononanopenapp,suchasCopy,Save,andDelete,dependingontheapp.Touch:Tapandhold.Mouseaction:Right-click.Function:Openamenuwithmultipleoptions.Touch:Slide.Mouseaction:Scrollthemousewheel,movethescrollbar,orclickthescrollarrow.Function:Scrollthroughitems,suchaslists,pages,andphotos.Touch:Draganitemtothelocationyouwant.Mouseaction:Click,hold,anddraganitem.Function:Moveanobject.Touch:Movetwoﬁngersclosertogether.Mouseaction:PresstheCtrlkeywhilescrollingthemousewheelbackward.Function:Zoomout.Touch:Movetwoﬁngersfartherapart.Mouseaction:PresstheCtrlkeywhilescrollingthemousewheelforward.Function:Zoomin.Touch:Puttwoormoreﬁngersonanitemandthenrotateyourﬁngersclockwiseorcounterclockwise.Mouseaction:Iftheappsupportsrotation,clicktherotationicon.Function:Rotateanitem.Touch:Swipeinfromtherightedge.Mouseaction:ClicktheactioncentericonintheWindowsnotiﬁcationarea.Function:Opentheactioncentertoseeyournotiﬁcationsandquickactions.20Yoga370UserGuide

Touchgesture(touchmodelsonly)DescriptionTouch:Swipeinfromtheleftedge.Mouseaction:Clickthetask-viewicononthetaskbar.Function:Viewallyouropenwindowsintaskview.•Shortswipeforfull-screenedapporwhenyourcomputerisinthetabletmodeTouch:Swipedownwardsshortlyfromthetopedge.Mouseaction:Moveyourpointertothetopedgeofthescreen.Function:Showahiddentitlebar.•LongswipewhenyourcomputerisinthetabletmodeTouch:Swipeinfromthetopedgetothebottomedge.Mouseaction:Fromthetopedgeofthescreen,clickandhold,movethepointertothebottomofthescreen,andthenrelease.Function:Closethecurrentapp.Tipsonusingthemulti-touchscreen•Themulti-touchscreenisaglasspanelcoveredwithaplasticﬁlm.Donotapplypressureorplaceanymetallicobjectonthescreen,whichmightdamagethetouchpanelorcauseittomalfunction.•Donotuseﬁngernails,glovedﬁngers,orinanimateobjectsforinputonthescreen.•Regularlycalibratetheaccuracyoftheﬁngerinputtoavoidadiscrepancy.Tipsoncleaningthemulti-touchscreen•Turnoffthecomputerbeforecleaningthemulti-touchscreen.•Useadry,soft,andlint-freeclothorapieceofabsorbentcottontoremoveﬁngerprintsordustfromthemulti-touchscreen.Donotapplysolventstothecloth.•Gentlywipethescreenusingatop-downmotion.Donotapplyanypressureonthescreen.UsingthespecialkeysYourcomputerhasseveralspecialkeystohelpyouworkmoreeasilyandeffectively.1WindowslogokeyPresstheWindowslogokeytoopentheStartmenu.ForinformationaboutusingtheWindowslogokeywithotherkeys,seethehelpinformationsystemoftheWindowsoperatingsystem.Chapter2.Usingyourcomputer21

2FnkeyandfunctionkeysYoucanconﬁguretheFnkeyandfunctionkeysintheKeyboardPropertieswindowbydoingthefollowing:1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.2.ClickKeyboard.IntheKeyboardPropertieswindow,clicktheFnandfunctionkeystab.3.Selecttheoptionsofyourpreference.•+SwitchthekeyfunctionbetweenthestandardF1–F12functionandthespecialfunctionprintedasanicononeachkey.WhentheFnLockindicatorisoff,youcanusethedefaultfunction.YoucanchangethedefaultfunctionintheKeyboardPropertieswindow.•Muteorunmutethespeakers.Ifyoumutethesoundandturnoffyourcomputer,thesoundwillremainmutedwhenyouturnonyourcomputer.Toturnonthesound,pressor.•Decreasethespeakervolume.•Increasethespeakervolume.•Muteorunmutethemicrophones.•Darkenthecomputerdisplay.•Brightenthecomputerdisplay.•Manageexternaldisplays.•Enableordisablethebuilt-inwirelessfeatures.•OpentheSettingswindow.•Enableordisablethebuilt-inBluetoothfeatures.•Openakeyboardsettingpage.•Thiskeyinvokesthefunctiondeﬁnedbyyourself.Ifnofunctionisdeﬁned,pressthiskeytoopentheCortanapersonalassistant.TodeﬁneorchangetheactionfortheF12key,dothefollowing:1.OpentheLenovoSettingsprogram.2.Clicktheinputicon.3.LocatetheKEYBOARD:USER-DEFINEDKEYsectionandfollowtheinstructionsonthescreentocompletethesetting.OntheInputpage,youcanalsodeﬁnedifferentfunctionsforthekeycombinationswithF12,suchasShift+F12,Alt+F12,orCtrl+F12.Hiddenkeycombinations•Fn+B:ThiskeycombinationhasthesamefunctionastheBreakkeyonaconventionalexternalkeyboard.•Fn+K:ThiskeycombinationhasthesamefunctionastheScrLKorScrollLockkeyonaconventionalexternalkeyboard.•Fn+P:ThiskeycombinationhasthesamefunctionasthePausekeyonaconventionalexternalkeyboard.•Fn+S:ThiskeycombinationhasthesamefunctionastheSysRqkeyonaconventionalexternalkeyboard.22Yoga370UserGuide

•Fn+4:PressFn+4toputthecomputerintosleepmode.Towakeupthecomputer,pressanykeyorthepowerbutton.•Fn+PrtSc:OpentheSnippingToolprogram.•Fn+Spacebar:Ifyourcomputersupportskeyboardbacklight,pressFn+Spacebartoswitchbetweenthedifferentkeyboardbacklightstatus(off,low,orhigh).UsingtheThinkPadpointingdeviceThissectionprovidesinformationaboutusingtheThinkPadpointingdevice.ThinkPadpointingdeviceoverviewTheThinkPadpointingdeviceenablesyoutoperformallthefunctionsofatraditionalmouse,suchaspointing,clicking,andscrolling.WiththeThinkPadpointingdevice,youalsocanperformvarioustouchgestures,suchasrotatingandzoominginorout.TheThinkPadpointingdeviceconsistsofthefollowingdevices:1TrackPointpointingdevice2TrackpadNote:Dependingonthemodel,yourTrackPointpointingdeviceandthetrackpadmightlookdifferentfromtheillustrationinthistopic.Bydefault,boththeTrackPointpointingdeviceandthetrackpadareactivewiththetouchgesturesenabled.Tochangethesettings,see“CustomizingtheThinkPadpointingdevice”onpage26.UsingtheTrackPointpointingdeviceTheTrackPointpointingdeviceenablesyoutoperformallthefunctionsofatraditionalmouse,suchaspointing,clicking,andscrolling.TheTrackPointpointingdeviceconsistsofthefollowingcomponents:1Pointingstick2Left-clickbutton(primary-clickbutton)3Right-clickbutton(secondary-clickbutton)4ScrollbarChapter2.Usingyourcomputer23

TousetheTrackPointpointingdevice,seethefollowinginstructions:Note:Placeyourhandsinthetypingpositionanduseyourindexﬁngerormiddleﬁngertoapplypressuretothepointing-sticknonslipcap.Useeitherthumbtopresstheleft-clickbuttonorright-clickbutton.•PointUsethepointingstick1tomovethepointeronthescreen.Tousethepointingstick,applypressuretothepointing-sticknonslipcapinanydirectionparalleltothekeyboard.Thepointermovesaccordinglybutthepointingstickitselfdoesnotmove.Thespeedatwhichthepointermovesdependsontheamountofpressureyouapplytothepointingstick.•Left-clickPresstheleft-clickbutton2toselectoropenanitem.•Right-clickPresstheright-clickbutton3todisplayashortcutmenu.•ScrollPressandholdthedottedscrollbar4whileapplyingpressuretothepointingstickintheverticalorhorizontaldirection.Thenyoucanscrollthroughthedocument,Website,orapps.UsingthetrackpadTheentiretrackpadsurfaceissensitivetoﬁngertouchandmovement.Youcanusethetrackpadtoperformallthepointing,clicking,andscrollingfunctionsofatraditionalmouse.Thetrackpadcanbedividedintotwozones:1Left-clickzone(primary-clickzone)2Right-clickzone(secondary-clickzone)24Yoga370UserGuide

Tousethetrackpad,seethefollowinginstructions:•PointSlideoneﬁngeracrossthesurfaceofthetrackpadtomovethepointeraccordingly.•Left-clickPresstheleft-clickzone1toselectoropenanitem.Youalsocantapanywhereonthesurfaceofthetrackpadwithoneﬁngertoperformtheleft-clickaction.•Right-clickPresstheright-clickzone2todisplayashortcutmenu.Youalsocantapanywhereonthesurfaceofthetrackpadwithtwoﬁngerstoperformtheright-clickaction.•ScrollPuttwoﬁngersonthetrackpadandmovethemintheverticalorhorizontaldirection.Thisactionenablesyoutoscrollthroughthedocument,Website,orapps.Ensurethatyoupositionyourtwoﬁngersslightlyapartfromeachother.Withthetrackpad,youalsocanperformavarietyoftouchgestures.Forinformationaboutusingthetouchgestures,see“Usingthetrackpadtouchgestures”onpage25.Ifthetrackpadsurfaceisstainedwithoil,turnoffthecomputerﬁrst.Thengentlywipethetrackpadsurfacewithasoftandlint-freeclothmoistenedwithlukewarmwaterorcomputercleaner.UsingthetrackpadtouchgesturesTheentiretrackpadsurfaceissensitivetoﬁngertouchandmovement.Youcanusethetrackpadtoperformthesamepointandclickactionsasyouwoulduseatraditionalmouse.Youalsocanusethetrackpadtoperformvarioustouchgestures.Thefollowingsectionintroducessomefrequentlyusedtouchgesturessuchastapping,dragging,andscrolling.Formoregestures,seethehelpinformationsystemoftheThinkPadpointingdevice.Notes:•Whenusingtwoormoreﬁngers,ensurethatyoupositionyourﬁngersslightlyapart.•SomegesturesarenotavailableifthelastactionwasdonefromtheTrackPointpointingdevice.•Somegesturesareonlyavailablewhenyouareusingcertainapps.•Dependingonthemodel,thetrackpadonyourcomputermightlookdifferentfromtheillustrationsinthistopic.Chapter2.Usingyourcomputer25

TapTapanywhereonthetrackpadwithoneﬁngertoselectoropenanitem.Two-ﬁngertapTapanywhereonthetrackpadwithtwoﬁngerstodisplayashortcutmenu.Two-ﬁngerscrollPuttwoﬁngersonthetrackpadandmovethemintheverticalorhorizontaldirection.Thisactionenablesyoutoscrollthroughthedocument,Website,orapps.Two-ﬁngerzoomoutPuttwoﬁngersonthetrackpadandmovethemclosertogethertozoomout.Two-ﬁngerzoominPuttwoﬁngersonthetrackpadandmovethemfartheraparttozoomin.SwipethreeﬁngersupPutthreeﬁngersonthetrackpadandmovethemuptoopenthetaskviewtoseeallyouropenwindows.SwipethreeﬁngersdownPutthreeﬁngersonthetrackpadandmovethemdowntoshowthedesktop.CustomizingtheThinkPadpointingdeviceYoucancustomizetheThinkPadpointingdevicesoyoucanuseitmorecomfortablyandefﬁciently.Forexample,youcanchoosetoenabletheTrackPointpointingdevice,thetrackpad,orboth.Youalsocandisableorenablethetouchgestures.TocustomizetheThinkPadpointingdevice,dothefollowing:1.GotoControlPanel.2.ViewControlPanelbyLargeiconsorSmallicons.ClickMouse.TheMousePropertieswindowisdisplayed.3.IntheMousePropertieswindow,followtheinstructionsonthescreentocompletethecustomization.ReplacingthecaponthepointingstickThecap1ontheendofthepointingstickisremovable.Afteryouusethecapforaperiodoftime,youmightconsiderreplacingthecapwithanewone.Notes:•Ensurethatyouuseacapwithgroovesaasshowninthefollowingillustration.•Dependingonthemodel,yourkeyboardmightlookdifferentfromtheillustrationinthistopic.26Yoga370UserGuide

PowermanagementThissectionprovidesinformationabouthowtouseacpowerandbatterypowertoachievethebestbalancebetweenperformanceandpowermanagement.UsingtheacpoweradapterThepowertorunyourcomputercancomeeitherfromthebatteryorfromacpower.Whileyouuseacpower,thebatterychargesautomatically.Yourcomputercomeswithanacpoweradapterandapowercord.•acpoweradapter:Convertsacpowerfornotebookcomputeruse.•Powercord:Connectstheacoutletandtheacpoweradapter.ConnectingtheacpoweradapterToconnectthecomputertoacpower,ensurethatyoufollowthestepsinorder:Attention:Usinganimproperpowercordmightseverelydamageyourcomputer.1.Connectthepowercordtotheacpoweradapter.2.Connecttheacpoweradaptertothepowerconnectorofthecomputer.3.Connectthepowercordtoanelectricaloutlet.Tipsonusingtheacpoweradapter•Whentheacpoweradapterisnotinuse,disconnectitfromtheelectricaloutlet.•Donotbindthepowercordtightlyaroundtheacpoweradaptertransformerpackwhenitisconnectedtothetransformer.UsingthebatteryWhenyouuseyourcomputerawayfromelectricaloutlets,youdependonbatterypowertokeepyourcomputerrunning.Differentcomputercomponentsconsumepoweratdifferentrates.Themoreyouusethepower-intensivecomponents,thefasteryouconsumebatterypower.SpendmoretimeunpluggedwithThinkPadbatteries.Mobilityhasrevolutionizedbusinessbyenablingyoutotakeyourworkwhereveryougo.WithThinkPadbatteries,youareabletoworklongerwithoutbeingtiedtoanelectricaloutlet.Chapter2.Usingyourcomputer27

CheckingthebatterystatusMoveyourpointertothebattery-statusiconintheWindowsnotiﬁcationareatocheckthebatterystatus.Thebattery-statusicondisplaysthepercentageofbatterypowerremainingandhowlongyoucanuseyourcomputerbeforeyoumustchargethebattery.Therateatwhichyouusebatterypowerdetermineshowlongyoucanusethebatteryofyourcomputerbetweencharges.Becauseeverycomputeruserhasindividualhabitsandneeds,itisdifﬁculttopredicthowlongabatterychargelasts.Therearetwomainfactors:•Howmuchenergyisstoredinthebatterywhenyoubegintowork•Thewayyouuseyourcomputer,forexample:–Howoftenyouaccessthestoragedrive–Howbrightyoumakethecomputerdisplay–HowoftenyouusethewirelessfeatureChargingthebatteryWhenyouﬁndthattheremainingbatterypowerislow,chargeyourbattery.Ifanacoutletisconvenient,connectthecomputertoacpower.Thebatteryisfullychargedinaboutthreetosixhours.Theactualchargingtimedependsonthebatterysize,thephysicalenvironment,andwhetheryouareusingthecomputer.Youcancheckthebatterychargingstatusatanytimethroughthebattery-statusiconintheWindowsnotiﬁcationarea.Note:Tomaximizethelifeofthebattery,thecomputerdoesnotstartrechargingthebatteryiftheremainingpowerisgreaterthan95%.Tipsonchargingthebattery•Beforeyouchargethebattery,ensurethatthebatterytemperatureislowerthan10°C(50°F).•Chargethebatteryinanyofthefollowingconditions:–Thepercentageofpowerremainingislow.–Thebatteryhasnotbeenusedforalongtime.MaximizingthebatterylifeTomaximizethelifeofthebattery,dothefollowing:•Usethebatteryuntilthechargeisdepleted.•Rechargethebatterycompletelybeforeusingit.Youcanseewhetherthebatteryisfullychargedfromthebattery-statusiconintheWindowsnotiﬁcationarea.•Alwaysusepowermanagementfeaturessuchaspower-savingmodes.ManagingthebatterypowerToachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.Toadjustpowerplansettings,dothefollowing:1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.2.ClickPowerOptions.3.Followtheinstructionsonthescreen.Formoreinformation,seetheWindowshelpinformationsystem.28Yoga370UserGuide

Power-savingmodesThereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseachmodeandgivestipsontheeffectiveuseofbatterypower.•SleepmodeInsleepmode,yourworkissavedtomemory,andthenthestoragedriveandthecomputerdisplayareturnedoff.Whenyourcomputerwakesup,yourworkisrestoredwithinseconds.Toputyourcomputerintosleepmode,opentheStartmenu,clickPower,andthenclickSleep.•HibernationmodeByusingthismode,youcanturnoffyourcomputercompletelywithoutsavingﬁlesorexitinganyprogramsthatarerunning.Whenthecomputerentershibernationmode,allopenprograms,folders,andﬁlesaresavedtothestoragedrive,andthenthecomputerturnsoff.Toputthecomputerintohibernationmode,deﬁnewhatthepowerbuttondoesﬁrst,andthenpressthepowerbuttontoputthecomputerintohibernationmode.Ifyouputyourcomputerintohibernationmodewiththewake-upfunctiondisabled,thecomputerdoesnotconsumeanypower.Thewake-upfunctionisdisabledbydefault.Ifyouputyourcomputerintohibernationmodewiththewake-upfunctionenabled,thecomputerconsumesasmallamountofpower.Toenablethewake-upfunction,dothefollowing:1.OpenControlPanel,viewControlPanelbyCategory,andthenclickSystemandSecurity.2.ClickAdministrativeT ools.3.Double-clickTaskScheduler.Ifyouarepromptedforanadministratorpasswordorconﬁrmation,typethepasswordorprovideconﬁrmation.4.Fromtheleftpane,selectthetaskfolderforwhichyouwanttoenablethewake-upfunction.Thescheduledtasksaredisplayed.5.Clickascheduledtask,andthenclicktheConditionstab.6.UnderPower,selectWakethecomputertorunthistask.•WirelessoffWhenyouarenotusingthewirelessfeatures,suchasBluetoothorwirelessLAN,turnthemofftohelpconservepower.CabledEthernetconnectionsWithanEthernetcable,youcanconnectyourcomputertoalocalnetworkthroughtheminiEthernetconnectoronyourcomputer.ToattachanEthernetcabletoyourcomputer,youneedanEthernetextensionadapter.TheEthernetextensionadapterisavailableasanoptionandshippedwithsomecomputermodels.YoucanpurchaseanEthernetextensionadapterfromLenovoathttp://www.lenovo.com/essentials.DANGERToavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetextensionadapter.ToconnecttoalocalnetworkthroughanEthernetcable,dothefollowing:1.RemovetheconnectorcoverfromtheEthernetextensionadapterandstorethecoverinthecoverslotasshownbythearrow2.Chapter2.Usingyourcomputer29

2.ConnectoneendoftheEthernetextensionadaptertotheminiEthernetconnectoronyourcomputer.ThenconnecttheotherendtoanEthernetcable.TheEthernetconnectorhastwoindicatorsthatshowthestatusofthenetworkconnection.Whenthegreenindicatorison,thecomputerisconnectedtoaLAN.Whentheyellowindicatorblinks,dataisbeingtransmitted.WirelessconnectionsWirelessconnectionisthetransferofdatawithouttheuseofcablesbutbymeansofradiowavesonly.Usingthewireless-LANconnectionAwirelesslocalareanetwork(LAN)coversarelativelysmallgeographicarea,suchasanofﬁcebuildingorahouse.Devicesbasedonthe802.11standardscanconnecttothistypeofnetwork.Yourcomputercomeswithabuilt-inwirelessnetworkcardtohelpyouestablishwirelessconnectionsandmonitortheconnectionstatus.Toestablishawireless-LANconnection,dothefollowing:1.Turnonthewirelessfeature.30Yoga370UserGuide

2.Clickthewireless-network-connection-statusiconintheWindowsnotiﬁcationarea.Alistofavailablewirelessnetworksisdisplayed.3.Double-clickanetworktoconnecttoit.Providerequiredinformationifneeded.Thecomputerautomaticallyconnectstoanavailableandrememberedwirelessnetworkwhenthelocationchanges.Iftheavailablewirelessnetworkissecured,providethepasswordasrequired.Formoreinformation,seetheWindowshelpinformationsystem.Tipsonusingthewireless-LANfeatureToachievethebestconnection,usethefollowingguidelines:•Placeyourcomputersothatthereareasfewobstaclesaspossiblebetweenthewireless-LANaccesspointandthecomputer.•Openyourcomputercovertoanangleofslightlymorethan90degrees.Checkingthewireless-LANconnectionstatusYoucancheckthewireless-LANconnectionstatusthroughthewireless-network-connection-statusiconintheWindowsnotiﬁcationarea.Themorebarsencompassed,thebetterthesignalis.Usingthewireless-WANconnectionWirelesswideareanetwork(WAN),whichusescellularnetworksfordatatransmission,enablesyoutoestablishwirelessconnectionsoverremotepublicorprivatenetworks.Theseconnectionscanbemaintainedoveralargegeographicalareabyuseofmultipleantennasitesorsatellitesystemsmaintainedbywirelessserviceproviders.SomeThinkPadnotebookcomputerscomewithawireless-WANcardinstalled,whichprovidessomewireless-WANtechnologies,suchas1xEV-DO,HSPA,3G,GPRS,orLTE.Byusingthewireless-WANcard,youcanestablishwireless-WANconnections.Note:Thewireless-WANserviceisprovidedbyauthorizedserviceprovidersinsomecountriesorregions.Tipsforusingthewireless-WANfeatureToachievethebestconnection,usethefollowingguidelines:•Keepyourcomputerawayfromyourbody.•Placeyourcomputeronaﬂatsurfaceandopenyourcomputerdisplaytoanangleofslightlymorethan90degrees.•Placeyourcomputerawayfromconcreteorbrickwallsthatmightdampencellularsignals.•Bestreceptionisavailablenearwindowsandotherlocationswherecellularphonereceptionisthestrongest.Checkingthewireless-WANconnectionstatusYoucancheckthewireless-WANconnectionstatusthroughthewireless-network-connection-statusiconintheWindowsnotiﬁcationarea.Themorebarsencompassed,thebetterthesignalis.UsingtheBluetoothconnectionBluetoothcanconnectdevicesthatarewithinashortdistancefromoneanother.Bluetoothiscommonlyusedinthefollowingscenarios:•Connectingperipheraldevicestoacomputer•Transferringdatabetweenhand-helddevicesandapersonalcomputerChapter2.Usingyourcomputer31

•RemotelycontrollingandcommunicatingwithdevicessuchasmobilephonesDependingonthemodel,yourcomputermightsupporttheBluetoothfeature.TotransferdatathroughtheBluetoothfeature,dothefollowing:Note:Itisnotrecommendedtousethewirelessfeature(the802.11standards)ofyourcomputersimultaneouslywithaBluetoothoption.Thedatatransmissionspeedcanbedelayedandtheperformanceofthewirelessfeaturecanbedegraded.1.Dooneofthefollowing:•Pressthewireless-radiocontrolkeyandturnontheBluetoothfeature.•OpentheStartmenu,andthenclickSettings➙Network&Internet➙Airplanemode.TheBluetoothfeatureisenabled.2.Right-clickthedatathatyouwanttosend.3.SelectSendT o➙BluetoothDevices.4.SelectaBluetoothdevice,andthenfollowtheinstructionsonthescreen.Formoreinformation,seetheWindowshelpinformationsystemandthehelpinformationsystemoftheBluetoothdevice.UsingtheNFCdevicesDependingonthemodel,yourcomputermightcomewiththenearﬁeldcommunication(NFC)feature.NFCisahigh-frequencyandshort-rangewirelesscommunicationtechnology.ByusingNFC,youcanestablishtheradiocommunicationsbetweenyourcomputerandanotherNFC-enableddeviceoverafewcentimetersorinches.ThissectionprovidesinstructionsonhowtopairyourcomputerwithanNFCdevice.Formoreinformationaboutdatatransfer,seethedocumentationoftheNFCdevice.Attention:•BeforehandlingtheNFCcard,touchametaltableoragroundedmetalobject.Otherwisethecardmightgetdamagedbythestaticelectricityfromyourbody.•Duringthedatatransfer,donotputyourcomputerorNFC-enabledsmartphoneintosleepmode;otherwise,yourdatamightgetdamaged.EnablingtheNFCfeatureBydefault,theNFCfeatureisenabled.IftheNFCfeatureofyourcomputerisdisabled,dothefollowingtoenabletheNFCfeature:1.OpentheStartmenuandthenclickSettings➙Network&Internet➙Airplanemode.2.TurnofftheAirplanemode.3.TurnontheNFCfunction.32Yoga370UserGuide

PairingyourcomputerwithanNFCcardBeforeyoustart,ensurethatthecardisinNFCDataExchangeFormat(NDEF),otherwisethecardcannotbedetected.Thendothefollowing:1.PositionthecardcloselyabovetheNFClabelasshown.AligntheshorteredgeofthecardwiththehorizontalextensionlineforthecenteroftheNFClabel.2.Slowlymovethecardadistancewithin0.5cm(0.20inches)tothedirectionofthecomputerdisplay.Thenholdthecardforsecondsuntilyouarepromptedthatthecardhasbeensuccessfullydetected.PairingyourcomputerwithanNFC-enabledsmartphoneBeforeyoustart,ensurethatthesmartphonescreenisfacingupward.Thendothefollowing:1.PositionthesmartphonecloselyabovetheNFClabelasshown.AligntheshorteredgeofthesmartphonewiththehorizontalextensionlineforthecenteroftheNFClabel.2.Slowlymovethesmartphoneadistancewithin5cm(1.97inches)tothedirectionofthecomputerdisplay.Thenholdthesmartphoneforsecondsuntilyouarepromptedthatthesmartphonehasbeendetected.UsingtheAirplanemodeTheAirplanemodeissupportedontheWindows10operatingsystem.IftheAirplanemodeisenabled,allwirelessfeaturesaredisabled.ToenableordisabletheAirplanemode,dothefollowing:1.OpentheStartmenu.2.ClickSettings➙Network&Internet➙Airplanemode.3.SlidethecontrolforAirplanemodetoturnitonoroff.UsingthecameraDependingonthemodel,yourcomputercomeswitha2-Dcameraora3-Dcamera.The3-Dcameraworkswithcertainthird-partyapps,suchasappsprovidedbyIntel®.Theperformanceparametersofthe3-Dcameravarydependingontheappyouuse.Tolearnhowtousethe3-Dcamerawithaspeciﬁcappandtoviewtheperformanceparameters,searchfortherelatedinformationfromtheIntelWebsite.Chapter2.Usingyourcomputer33

Tostartthecameraandconﬁgurethecamerasettings,opentheStartmenu,andclickCamera.Whenthecameraisstarted,theindicatoristurnedoningreen,indicatingthatthecameraisinuse.Youalsocanusetheintegratedcamerawithotherprogramsthatprovidefeaturessuchasphotographing,videocapturing,andvideoconferencing.Tousethecamerawithotherprograms,openoneoftheprogramsandstartthephotographing,videocapturing,orvideoconferencingfunction.Then,thecamerastartsautomaticallyandthegreencamerastatusindicatorturnson.Formoreinformationaboutusingthecamerawithaprogram,seethehelpinformationsystemoftheprogram.ConﬁguringcamerasettingsYoucanconﬁgurethecamerasettingstomeetyourneeds,suchasadjustingthequalityofthevideooutput.Toconﬁgurethecamerasettings,dooneofthefollowing:•OpentheCameraapp,andclickthesettingsiconintheupper-rightcorner.Followtheinstructionsonthescreentoconﬁgurethecamerasettingsasdesired.•OpentheStartmenuandthenclickLenovoSettings➙Camera.Followtheinstructionsonthescreentoconﬁgurethecamerasettings.UsinganexternaldisplayThissectionprovidesinstructionsonhowtoconnectanexternaldisplay,choosedisplaymodes,andchangedisplaysettings.Youcanuseanexternaldisplaysuchasaprojectororamonitortogivepresentationsortoexpandyourworkspace.Yourcomputersupportsthefollowingvideoresolution,iftheexternaldisplayalsosupportsthatresolution.•Upto4096x2304pixels/60Hz,withanexternaldisplayconnectedtotheUSB-Cconnector•Upto3840x2160pixels/30Hz,withanexternaldisplayconnectedtotheHDMIconnectorFormoreinformationabouttheexternaldisplay,seethemanualsthatcomewithit.ConnectinganexternaldisplayYoucanuseeitherawireddisplayorawirelessdisplay.ThewireddisplaycanbeconnectedtoavideoconnectorsuchastheHDMIconnectorandUSB-Cconnector(compatiblewithThunderbolt3)byacable.ThewirelessdisplaycanbeaddedthroughtheMiracastfunction.•ConnectingawireddisplayNote:Whenyouconnectanexternalmonitor,avideointerfacecablewithaferritecoreisrequired.1.Connecttheexternaldisplaytoanappropriatevideoconnectoronyourcomputer.2.Connecttheexternaldisplaytoanelectricaloutlet.3.Turnontheexternaldisplay.Ifyourcomputercannotdetecttheexternaldisplay,right-clickonthedesktop,andthenclickScreenresolution/Displaysettings➙Detect.•ConnectingawirelessdisplayNote:Touseawirelessdisplay,ensurethatbothyourcomputerandtheexternaldisplaysupporttheMiracastfeature.Dooneofthefollowing:34Yoga370UserGuide

–OpentheStartmenu,andthenclickSettings➙Devices➙Connecteddevices➙Addadevice.–ClicktheactioncentericonintheWindowsnotiﬁcationarea.ClickConnect.Selectthewirelessdisplayandfollowtheinstructionsonthescreen.Formoreinformation,seetheWindowshelpinformationsystem.ChoosingadisplaymodeYoucandisplayyourdesktopandappsonthecomputerdisplay,theexternaldisplay,orboth.Tochoosehowtodisplaythevideooutput,pressthedisplay-modeswitchingkeyandthenselectadisplaymodeyouprefer.Therearefourdisplaymodes:•Disconnect:Displaysthevideooutputonlyonyourcomputerscreen.Note:Dependingonthesituation,youmightseeDisconnect,PCscreenonly,Computeronly,orDisconnectprojector.•Duplicate:Displaysthesamevideooutputonbothyourcomputerscreenandanexternaldisplay.•Extend:Extendsthevideooutputfromyourcomputerdisplaytoanexternaldisplay.Youcandragandmoveitemsbetweenthetwodisplays.•Projectoronly:Showsthevideooutputonlyonanexternaldisplay.Note:Dependingonthesituation,youmightseeProjectoronlyorSecondscreenonly.IfyoushowprogramsusingDirectDraworDirect3D®infull-screenmode,onlythemaindisplayshowsthevideooutput.ChangingdisplaysettingsYoucanchangethesettingsforboththecomputerdisplayandtheexternaldisplay.Forexample,youcandeﬁnewhichoneisthemaindisplayandwhichoneisthesecondarydisplay.Youalsocanchangetheresolutionandorientation.Tochangedisplaysettings,dothefollowing:1.Right-clickonthedesktopandselectDisplaysettings.2.Selectthedisplaythatyouwanttoconﬁgure.3.Changedisplaysettingsasyouwant.Note:Ifyousetahigherresolutionforthecomputerdisplaythantheexternaldisplay,onlypartofthescreencanbeshownontheexternaldisplay.UsingasmartcardDependingonthemodel,yourcomputermightcomewithasmart-cardreader.Thissectionprovidesinformationaboutthesupportedsmartcardtypeandinstructionsonhowtoinstallorremoveasmartcard.Formoreinformationaboutusingthesmartcard,seethedocumentationthatcomeswiththesmartcard.Chapter2.Usingyourcomputer35

SupportedsmartcardtypeThesmart-cardreader(ifavailableonyourcomputer)onlysupportsthesmartcardofthefollowingspeciﬁcations:•Length:85.60mm(3.37inches)•Width:53.98mm(2.13inches)•Thickness:0.76mm(0.03inches)Attention:Smartcardswithslitsarenotsupported.Donotinsertsuchasmartcardintothesmartcardreaderofyourcomputer.Otherwisethereadermightgetdamaged.InstallingorremovingasmartcardAttention:Beforeinstallingorremovingasmartcard,ensurethatyouobservethefollowingprecautions:•Beforeyoustart,read“Importantsafetyinformation”onpagev.•Whendataisbeingtransferred,donotputyourcomputerintosleeporhibernationmodeanddonotperformanyinstallationorremovalactions.Otherwise,yourdatacouldgetdamaged.•Donotremoveasmartcardwhilethecomputerisinsleeporhibernationmode.Otherwise,thesystemmightnotrespondwhenyoutrytoresumeoperation.Toinstallasmartcard:Holdthesmartcardincorrectorientationandtheninsertitﬁrmlyintotheslotinthesmartcardreader.Toremoveasmartcard:Exitallprogramsthatareworkingwiththesmartcardﬁrst.Otherwise,dataonthesmartcardmightgetdamagedorlost.Pullthesmartcardoutwardalittlebitandthenslideitcompletelyoutoftheslot.Afteryouinstallasmartcard,dothefollowingtoenabletheplug-and-playfeatureforthesmartcard:1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickHardwareandSound.3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconﬁrmation,typethepasswordorprovideconﬁrmation.4.FromtheActionmenu,selectAddlegacyhardware.TheAddHardwareWizardstarts.5.Followtheinstructionsonthescreen.TravelingwithyourcomputerThistopicprovidesinformationtohelpyouworkwithyourcomputerwhenyouaretraveling.36Yoga370UserGuide

Usethefollowingtraveltipstotravelmoreconﬁdentlyandefﬁcientlywithyourcomputer.•Whenyourcomputergoesthroughthex-raymachinesatairportsecuritystations,itisimportanttokeepyoureyesonthecomputeratalltimestopreventtheft.•Considerbringinganelectricaladapterforuseonanairplaneorautomobile.•Ifyoucarryanacpoweradapter,detachtheaccordfromittoavoiddamagingthecord.TraveltipsonairplanesIfyoucarryyourcomputerontoanairplane,observethefollowingtips:•Becarefulabouttheseatinfrontofyouonairplanes.Angleyourcomputerdisplaysothatitdoesnotgetcaughtwhenthepersoninfrontofyouleansback.•Whentakingoff,remembertoturnoffyourcomputerorputitintohibernationmode.•Ifyouintendtouseyourcomputerorwirelessservices(suchasInternetandBluetooth),checkwiththeairlineforrestrictionsandavailabilityofservicesbeforeboardingtheairplane.Iftherearerestrictionsontheuseofcomputerswithwirelessfeaturesontheairplane,youmustabidebythoserestrictions.TheAirplanemodeissupportedontheWindows10operatingsystem.IntheAirplanemode,allwirelessfeaturesaredisabled.ToenabletheAirplanemode,dothefollowing:1.OpentheStartmenu,andthenclickSettings➙Network&Internet➙Airplanemode.2.SlidetheAirplanemodecontroltoturniton.TravelaccessoriesIfyouaretravelingtoanothercountryorregion,youmightwanttoconsideranappropriateacpoweradapterforthecountryorregiontowhichyouaretraveling.Topurchasetravelaccessories,goto:http://www.lenovo.com/accessoriesChapter2.Usingyourcomputer37

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Chapter3.EnhancingyourcomputerThischapterprovidesinstructionsonhowtousehardwaredevicestoexpandyourcomputercapabilities.FindingThinkPadoptionsIfyouwanttoexpandthecapabilitiesofyourcomputer,Lenovohasanumberofhardwareaccessoriesandupgradestomeetyourneeds.Optionsincludememorymodules,storagedevices,networkcards,portreplicatorsordockingstations,batteries,poweradapters,keyboards,mice,andmore.ToshopatLenovo,goto:http://www.lenovo.com/essentialsThinkPadWiGigDockTheWirelessGigabit(WiGig)technologyenableswirelesscommunicationsbetweennearbydevicesatmulti-gigabitspeeds.SomecomputermodelshaveawirelessLANcardwithbuilt-inWiGigfeature.ThesecomputermodelscanworkwiththeThinkPadWiGigDockwirelesslytoexpandcomputingcapabilities.ThinkPadWiGigDockoverview1Statusindicator:TheindicatorintheThinkPadlogoshowsthestatusofthedock.Theindicatorissolidonwhenthedockison(innormalmode).©CopyrightLenovo201739

12USB2.0connectors5USB3.0connectorConnectUSB-compatibledevices,suchasaUSBkeyboard,aUSBmouse,aUSBstoragedevice,oraUSBprinter.3Audioconnector:Connectheadphonesoraheadsetwitha3.5-mm(0.14-inch),4-poleplug.4Power/Connectionbutton:Turnonorturnoffthedock.Youcanalsopressthebuttontoconﬁrmtheconnection.68AlwaysOnUSB3.0connector:ConnectUSB-compatibledevicesorchargesomemobiledigitaldevicesandsmartphones.7Security-lockslot:Toprotectyourdockfromtheft,lockyourdocktoadesk,table,orothernon-permanentﬁxture.Useasecuritycablelockthatﬁtsthissecurity-lockslot.9acpowerconnector:Connecttheacpoweradapter.10HDMIconnector:Connectacompatibledigitalaudiodeviceorvideomonitor,suchasaDVDplayeroranHDTV.11DisplayPortconnector:Connectahigh-performancemonitor,adirect-drivemonitor,orotherdevicesthatuseaDisplayPortconnector.12Ethernetconnector:ConnectthedocktoanEthernetLAN.40Yoga370UserGuide

1Emergency-resetholeIfyourdockstopsresponding,holddownthepowerbuttonforseveralsecondstoturnoffthedock.Ifthedockstillcannotbeturnedoff,dothefollowingtoresetthedock:1.Removetheacpoweradapter.2.Insertastraightenedpaperclipintotheemergency-resethole.SettinguptheThinkPadWiGigDockTosetupyourThinkPadWiGigDock,dothefollowing:1.Connectthepowercordtotheacpoweradapter.2.Connecttheacpoweradaptertothepowerconnectorofthedock.3.Connectthepowercordtoanelectricaloutlet.4.Turnonthedockbypressingthepowerbutton.Chapter3.Enhancingyourcomputer41

5.Ifanexternaldisplayisavailable,connecttheexternaldisplaytotheappropriateconnector(HDMIorDisplayPortconnector)onthedock.Theexternaldisplayshowssomewirelesspairinginstructionswhenyouconnectyourcomputertothedock.6.Positionyourcomputerclosetothedock,within1.2m(4ft).Togetthebestperformance,ensurethat:•Thedockisplacedwithina0.7m(2ft)distanceanda120-degreesectorregionrelativelytotherearofthecomputerdisplay.•Noobjectsarebetweenthedockandthecomputer.UsingtheThinkPadWiGigDockThissectionintroduceshowtouseandmanagethedock.ConnectingtotheThinkPadWiGigDockToconnectyourcomputertotheThinkPadWiGigdock,dothefollowing:1.Afterthesetupandpreparation,turnonyourcomputerandthedock.2.ClicktheactioncentericonintheWindowsnotiﬁcationarea.ThenclickConnecttoopenthedevicelist.3.Selectyourdockfromthelistofavailabledevices.4.Whenprompted,pressthepower/connectionbuttononthedocktoconﬁrmthepairing.5.Followtheinstructionsonthescreentocompletetheconnection.Afterestablishingtheinitialconnection,youcanmakefurtherconﬁgurations.Therefore,wheneverthecomputercomeswithintherequiredrange,itwillautomaticallygetconnectedtothedock.DisconnectingfromtheThinkPadWiGigDockTodisconnectyourcomputerfromtheThinkPadWiGigDock,dothefollowing:1.ClicktheactioncentericonintheWindowsnotiﬁcationarea.ThenclickConnecttoopenthedevicelist.2.LocatetheThinkPadWiGigDockandclickDisconnect.3.Holddownthepowerbuttononthedockforseveralsecondsuntilthedockisturnedoff.42Yoga370UserGuide

ManagingtheThinkPadWiGigDockTheWirelessDockManagerprogramenablesyoutomanagethedock.Youcanchangethenameofthedock,changetheradiochanneltooptimizethesignalstrength,andsetapasswordtomanagethedocksettings.TomanagetheThinkPadWiGigDock,dothefollowing:1.ClicktheStartbuttontoopentheStartmenu.2.ClickIntel➙IntelWirelessDockManagertostarttheWirelessDockManagerprogram.3.ClickDockManagement.4.Followtheinstructionsonthescreentoconﬁgurethesettings.Formoreinformation,refertothemanualsthatcomewiththedockandthehelpinformationsystemoftheWirelessDockManagerprogram.Chapter3.Enhancingyourcomputer43

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Chapter4.Accessibility,ergonomic,andmaintenanceinformationThischapterprovidesinformationaboutaccessibility,ergonomic,andcleaningandmaintenance.AccessibilityinformationLenovoiscommittedtoprovidinguserswhohavehearing,vision,andmobilitylimitationswithgreateraccesstoinformationandtechnology.Thissectionprovidesinformationaboutthewaystheseuserscangetthemostoutoftheircomputerexperience.Youalsocangetthemostup-to-dateaccessibilityinformationfromthefollowingWebsite:https://www.lenovo.com/accessibilityKeyboardshortcutsThefollowingtablecontainskeyboardshortcutsthatcanhelpmakeyourcomputereasiertouse.Note:Dependingonyourkeyboard,someofthefollowingkeyboardshortcutsmightnotbeavailable.KeyboardshortcutFunctionWindowslogokey+UOpenEaseofAccessCenterRightShiftforeightsecondsTurnonorturnoffFilterKeysShiftﬁvetimesTurnonorturnoffStickyKeysNumLockforﬁvesecondsTurnonorturnoffToggleKeysLeftAlt+LeftShift+NumLockTurnonorturnoffMouseKeysLeftAlt+LeftShift+PrtScn(orPrtSc)TurnonorturnoffHighContrastFormoreinformation,gotohttp://windows.microsoft.com/,andthensearchusinganyofthefollowingkeywords:keyboardshortcuts,keycombinations,shortcutkeys.EaseofAccessCenterEaseofAccessCenterontheWindowsoperatingsystemenablesyoutoconﬁgureyourcomputerstosuittheirphysicalandcognitiveneeds.ToaccessEaseofAccessCenter,dothefollowing:1.GotoControlPanel,andensurethatyouviewControlPanelusingCategory.2.ClickEaseofAccess➙EaseofAccessCenter.3.Choosetheappropriatetoolbyfollowingtheinstructionsonthescreen.EaseofAccessCentermainlyincludesthefollowingtools:•MagniﬁerMagniﬁerisausefulutilitythatenlargestheentirescreenorpartofthescreensothatyoucanseetheitemsbetter.•NarratorNarratorisascreenreaderthatreadswhatisdisplayedonthescreenaloudanddescribeseventssuchaserrormessages.©CopyrightLenovo201745

•On-ScreenKeyboardIfyouprefertotypeorenterdataintoyourcomputerusingamouse,joystick,orotherpointingdeviceinsteadofaphysicalkeyboard,youcanuseOn-ScreenKeyboard.On-ScreenKeyboarddisplaysavisualkeyboardwithallthestandardkeys.Youcanselectkeysusingthemouseoranotherpointingdevice,oryoucantaptoselectthekeysifyourcomputersupportsmulti-touchscreen.•HighContrastHighContrastisafeaturethatheightensthecolorcontrastofsometextandimagesonyourscreen.Asaresult,thoseitemsaremoredistinctandeasiertoidentify.•PersonalizedkeyboardAdjustkeyboardsettingstomakeyourkeyboardeasiertouse.Forexample,youcanuseyourkeyboardtocontrolthepointerandmakethekeyboardeasiertotypecertainkeycombinations.•PersonalizedmouseAdjustmousesettingstomakeyourmouseeasiertouse.Forexample,youcanchangethepointerappearanceandmakeyourmouseeasiertomanagewindows.SpeechRecognitionSpeechRecognitionenablesyoutocontrolyourcomputerbyvoice.Usingonlyyourvoice,youcanstartprograms,openmenus,clickobjectsonthescreen,dictatetextintodocuments,andwriteandsende-mails.Everythingyoudowiththekeyboardandmousecanbedonewithonlyyourvoice.TouseSpeechRecognition,dothefollowing:1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickEaseofAccess➙SpeechRecognition.3.Followtheinstructionsonthescreen.Screen-readertechnologiesScreen-readertechnologiesareprimarilyfocusedonsoftwareprograminterfaces,helpsystems,andvariousonlinedocuments.Foradditionalinformationaboutscreenreaders,seethefollowing:•UsingPDFswithscreenreaders:https://www.adobe.com/accessibility.html?promoid=DJGVE•UsingtheJAWSscreenreader:http://www.freedomscientiﬁc.com/jaws-hq.asp•UsingtheNVDAscreenreader:https://www.nvaccess.org/ScreenresolutionYoucanmakethetextandimagesonyourscreeneasiertoreadbyadjustingthescreenresolutionofyourcomputer.Toadjustthescreenresolution,dothefollowing:1.Right-clickanemptyareaofthedesktopandselectScreenresolution.2.Followtheinstructionsonthescreen.Note:Settingaresolutiontoolowmightpreventsomeitemsfromﬁttingonthescreen.46Yoga370UserGuide

CustomizableitemsizeYoucanmaketheitemsonyourscreeneasiertoreadbychangingtheitemsize.•Tochangetheitemsizetemporarily,usetheMagniﬁertoolinEaseofAccessCenter.•Tochangetheitemsizepermanently,dothefollowing:–Changethesizeofalltheitemsonyourscreen.1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickAppearanceandPersonalization➙Display.3.Changetheitemsizebyfollowingtheinstructionsonthescreen.4.ClickApply.Thischangewilltakeeffectthenexttimeyoulogintotheoperatingsystem.–ChangethesizeoftheitemsonaWebpage.PressandholdCtrl,andthenpresstheplus-signkey(+)toenlargeortheminus-signkey(–)toreducethetextsize.–Changethesizeoftheitemsonthedesktoporawindow.Note:Thisfunctionmightnotworkonsomewindows.Ifyourmousehasawheel,pressandholdCtrl,andthenscrollthewheeltochangetheitemsize.Industry-standardconnectorsYourcomputerprovidesindustry-standardconnectorsthatenableyoutoconnectassistivedevices.DocumentationinaccessibleformatsLenovoprovideselectronicdocumentationinaccessibleformats,suchasproperlytaggedPDFﬁlesorHyperTextMarkupLanguage(HTML)ﬁles.Lenovoelectronicdocumentationisdevelopedtoensurethatvisuallyimpaireduserscanreadthedocumentationthroughascreenreader.Eachimageinthedocumentationalsoincludesadequatealternativetextsothatvisuallyimpaireduserscanunderstandtheimagewhentheyuseascreenreader.ErgonomicinformationGoodergonomicpracticeisimportanttogetthemostfromyourpersonalcomputerandtoavoiddiscomfort.Arrangeyourworkplaceandtheequipmentyouusetosuityourindividualneedsandthekindofworkthatyouperform.Inaddition,usehealthyworkhabitstomaximizeyourperformanceandcomfortwhenusingyourcomputer.Workinginthevirtualofﬁcemightmeanadaptingtofrequentchangesinyourenvironment.Adaptingtothesurroundinglightsources,activeseating,andtheplacementofyourcomputerhardware,canhelpyouimproveyourperformanceandachievegreatercomfort.Thisexampleshowssomeoneinaconventionalsetting.Evenwhennotinsuchasetting,youcanfollowmanyofthesetips.Developgoodhabits,andtheywillserveyouwell.Chapter4.Accessibility,ergonomic,andmaintenanceinformation47

Generalposture:Makeminormodiﬁcationsinyourworkingposturetodetertheonsetofdiscomfortcausedbylongperiodsofworkinginthesameposition.Frequentshortbreaksfromyourworkalsohelptopreventminordiscomfortassociatedwithyourworkingposture.Display:Positionthedisplaytomaintainacomfortableviewingdistanceof510mmto760mm(20inchesto30inches).Avoidglareorreﬂectionsonthedisplayfromoverheadlightingoroutsidesourcesoflight.Keepthedisplayscreencleanandsetthebrightnesstolevelsthatenableyoutoseethescreenclearly.Pressthebrightnesscontrolkeystoadjustdisplaybrightness.Headposition:Keepyourheadandneckinacomfortableandneutral(vertical,orupright)position.Chair:Useachairthatgivesyougoodbacksupportandseatheightadjustment.Usechairadjustmentstobestsuityourcomfortposture.Armandhandposition:Ifavailable,usechairarmrestsoranareaonyourworkingsurfacetoprovideweightsupportforyourarms.Keepyourforearms,wrists,andhandsinarelaxedandneutral(horizontal)position.Typewithasofttouchwithoutpoundingthekeys.Legposition:Keepyourthighsparalleltotheﬂoorandyourfeetﬂatontheﬂoororonafootrest.Whatifyouaretraveling?Itmightnotbepossibletoobservethebestergonomicpracticeswhenyouareusingyourcomputerwhileonthemoveorinacasualsetting.Regardlessofthesetting,trytoobserveasmanyofthetipsaspossible.Sittingproperlyandusingadequatelighting,forexample,helpsyoumaintaindesirablelevelsofcomfortandperformance.Ifyourworkareaisnotinanofﬁcesetting,ensuretotakespecialnoteofemployingactivesittingandtakingworkbreaks.ManyThinkPadproductsolutionsareavailabletohelpyoumodifyandexpandyourcomputertobestsuityourneeds.Youcanﬁndsomeoftheseoptionsathttp://www.lenovo.com/essentials.Exploreyouroptionsfordockingsolutionsandexternalproductsthatprovidetheadjustabilityandfeaturesthatyouwant.Questionsaboutvision?ThevisualdisplayscreensofThinkPadnotebookcomputersaredesignedtomeetthehigheststandards.Thesevisualdisplayscreensprovideyouwithclear,crispimagesandlarge,brightdisplaysthatareeasytosee,yeteasyontheeyes.Anyconcentratedandsustainedvisualactivitycanbetiring.Ifyouhavequestionsoneyefatigueorvisualdiscomfort,consultavision-carespecialistforadvice.CleaningandmaintenanceWithappropriatecareandmaintenanceyourcomputerwillserveyoureliably.Thefollowingtopicsofferinformationtohelpyoukeepyourcomputerintopworkingorder.BasicmaintenancetipsHerearesomebasicpointsaboutkeepingyourcomputerfunctioningproperly:•Storepackingmaterialssafelyoutofthereachofchildrentopreventtheriskofsuffocationfromplasticbags.•Keepyourcomputerawayfrommagnets,activatedcellularphones,electricalappliances,orspeakers(morethan13cmor5inches).•Avoidsubjectingyourcomputertoextremetemperatures(below5°C/41°Forabove35°C/95°F).•Avoidplacinganyobjects(includingpaper)betweenthedisplayandthekeyboardorthepalmrest.•Donotturnyourcomputeroverwhentheacpoweradapterispluggedin,otherwise,itcouldbreaktheadapterplug.48Yoga370UserGuide

•Beforemovingyourcomputer,besuretoremoveanymedia,turnoffattacheddevices,anddisconnectcordsandcables.•Whenpickingupyouropencomputer,holditbythebottom.Donotpickuporholdyourcomputerbythedisplay.•OnlyanauthorizedThinkPadrepairtechnicianshoulddisassembleandrepairyourcomputer.•Donotmodifyortapethelatchestokeepthedisplayopenorclosed.•Avoiddirectlyexposingyourcomputerandperipheralstotheairfromanappliancethatcanproducenegativeions.Whereverpossible,groundyourcomputertofacilitatesafeelectrostaticdischarge.CleaningyourcomputerItisagoodpracticetocleanyourcomputerperiodicallytoprotectthesurfacesandensuretrouble-freeoperation.Cleaningthecomputercover:Wipeitwithalint-freeclothdampenedinmildsoapandwater.Avoidapplyingliquidsdirectlytothecover.Cleaningthekeyboard:Wipethekeysonebyonewithalint-freeclothdampenedinmildsoapandwater.Ifyouwipeseveralkeysatatime,theclothmighthookontoanadjacentkeyandpossiblydamageit.Avoidsprayingcleanerdirectlyontothekeyboard.Toremoveanycrumbsordustfrombeneaththekeys,youcanuseacamerablowerwithabrushorusecoolairfromahairdryer.Cleaningthecomputerscreen:Scratches,oil,dust,chemicals,andultravioletlightcanaffecttheperformanceofyourcomputerscreen.Useadry,softlint-freeclothtowipethescreengently.Ifyouseeascratchlikemarkonyourscreen,itmightbeastain.Wipeordustthestaingentlywithasoft,drycloth.Ifthestainremains,moistenasoft,lint-freeclothwithwateroreyeglasscleaner,butdonotapplyliquidsdirectlytoyourcomputerscreen.Ensurethatthecomputerscreenisdrybeforeclosingit.Chapter4.Accessibility,ergonomic,andmaintenanceinformation49

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Chapter5.SecurityThischapterprovidesinformationabouthowtoprotectyourcomputerfromunauthorizeduse.UsingpasswordsYoucanhelppreventyourcomputerfromunauthorizedusebyusingpasswords.Afteryousetapassword,apromptisdisplayedonthescreeneachtimeyouturnonthecomputer.Enteryourpasswordattheprompt.Youcannotusethecomputerunlessyoutypethecorrectpassword.Ifyouhavesetapower-onpassword,asupervisorpassword,oraharddiskpassword,itunlocksautomaticallywhenthecomputerresumesfromsleepmode.Note:IfaWindowspasswordhasbeenset,youarepromptedtoenteritwhenthecomputerresumesfromsleepmode.PasswordsintroductionPower-onpasswordYoucansetapower-onpasswordtohelpprotectyourcomputeragainstunauthorizedaccess.Ifyousetapower-onpassword,thepasswordpromptisdisplayedonthescreenwheneveryouturnonthecomputer.Youmustenterthecorrectpasswordtostartusingthecomputer.Whenthisiconisdisplayed,typeapower-onpasswordorasupervisorpassword.SupervisorpasswordThesupervisorpasswordprotectsthesysteminformationstoredintheThinkPadSetupprogram.Ifyouhavesetasupervisorpassword,noonecanchangetheconﬁgurationofthecomputerwithoutthepassword.Itprovidesthefollowingsecurityfeatures:•Ifonlyasupervisorpasswordisset,apasswordpromptisdisplayedwhenyoutrytostarttheThinkPadSetupprogram.UnauthorizeduserscannotaccesstheThinkPadSetupprogramwithoutthepassword.•Thesystemadministratorcanusethesupervisorpasswordtoaccessacomputereveniftheuserofthatcomputerhassetapower-onpassword.Thesupervisorpasswordoverridesthepower-onpassword.•ThesystemadministratorcansetthesamesupervisorpasswordonmanyThinkPadnotebookcomputerstomakeadministrationeasier.HarddiskpasswordsSettingaharddiskpasswordpreventsunauthorizedaccesstothedataontheharddiskdrive.Whenaharddiskpasswordisset,youarepromptedtotypeavalidpasswordeachtimeyoutrytoaccesstheharddiskdrive.Thefollowingtwotypesofharddiskpasswordscanhelpprotecttheinformationstoredonthestoragedrive:•UserharddiskpasswordIfauserharddiskpasswordhasbeenset,butnomasterharddiskpasswordhasbeen,theusermustentertheuserharddiskpasswordtoaccessﬁlesandapplicationsonthestoragedrive.•Masterharddiskpassword©CopyrightLenovo201751

Themasterharddiskpasswordalsorequiresauserharddiskpassword.Themasterharddiskpasswordissetandusedbyasystemadministrator.Itenablestheadministratortoaccessanystoragedriveinasystemlikeamasterkey.Theadministratorsetsthemasterpassword;thenassignauserpasswordforeachcomputerinthenetwork.Theusercanthenchangetheuserpasswordasdesired,buttheadministratorstillcangetaccessbyusingthemasterpassword.Whenamasterharddiskpasswordisset,onlytheadministratorcanremovetheuserharddiskpassword.Whenthisiconisdisplayed,typeauserharddiskpassword.Totypeamasterharddiskpassword,pressF1.Whentheiconchangesto,typethemasterharddiskpassword.Toreturntotheicon,pressF1again.Tipsonusingtheharddiskpasswords:•Youcansettheminimumlengthofaharddiskpassword.•Ifyousetaharddiskpasswordofoversevencharacters,thestoragedrivecanbeusedonlywithacomputerthatcanrecognizeaharddiskpasswordofoversevencharacters.Ifyoutheninstallthestoragedriveinacomputerthatcannotrecognizeaharddiskpasswordthatcontainsmorethansevencharacters,youcannotaccessthedrive.•Recordyourpasswordandstoreitinasafeplace.Ifyouforgettheuserharddiskpassword,orbothuserandmasterharddiskpasswords,Lenovocannotresetyourpasswordsorrecoverdatafromthestoragedrive.YoumusttakeyourcomputertoaLenovoreselleroramarketingrepresentativetohavethestoragedrivereplaced.Proofofpurchaseisrequired,andafeewillbechargedforpartsandservice.Notes:TheeDrivestoragedrivesorTrustedComputingGroup(TCG)Opal-compliantstoragedrivesprovideself-encryptioncapabilitiestosecureyourdata.•IfaTCGOpal-compliantstoragedriveandaTCGOpalmanagementsoftwareprogramareinstalled,andtheTCGOpalmanagementsoftwareprogramisactivated,theharddiskpasswordisnotavailable.•IfaneDrivestoragedriveisinstalledinyourcomputer,andyourcomputerispreinstalledwiththeWindows10operatingsystem,theharddiskpasswordisnotavailable.Setting,changing,orremovingapasswordBeforeyoustart,printtheseinstructions.Toset,change,orremoveapassword,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.2.SelectSecurity➙Passwordbyusingthedirectionalkeys.3.Dependingonthepasswordtype,selectPower-onPassword,SupervisorPassword,orHarddiskxPassword.4.Followtheinstructionsonthescreentoset,change,orremoveapassword.Youmightwanttorecordyourpasswordandstoreitinasafeplace.Otherwise,ifyouforgetthepassword,youhavetotakeyourcomputertoaLenovoreselleroramarketingrepresentativetohavethepasswordcanceled.M.2solid-statedrivesecurityToprotectthecomputerfromunauthorizedsecurityattacks,refertothefollowingtipstoenhancesecurity:52Yoga370UserGuide

•Setapower-onpasswordaswellasaharddiskpassword.Forsecurity,alongerpasswordisrecommended.•TheM.2solid-statedrivebuiltintoyourcomputercanbeprotectedbyUEFIBIOS.Toprovidereliablesecurity,usethesecuritychipandasecurityprogramwiththeTrustedPlatformModule(TPM)managementfeature.See“Settingthesecuritychip”onpage53.•IfaDiskEncryptionstoragedriveisinstalledinyourcomputer,ensuretoprotectthecontentsofyourcomputerfromunauthorizedaccessbyuseofdriveencryptionsoftware,suchasMicrosoftWindowsBitLocker®DriveEncryption.•Beforeyoudisposeof,sell,orhandoveryourcomputer,deletethedatastoredonit.Formoreinformation,see“Deletingdatafromyourstoragedrive”onpage56.UsingWindowsBitLockerDriveEncryptionTohelpprotectyourcomputeragainstunauthorizedaccess,usethedriveencryptionsoftware,suchasWindowsBitLockerDriveEncryption.WindowsBitLockerDriveEncryption(referredtoasBitLocker)isanintegralsecurityfeatureofsomeeditionsoftheWindowsoperatingsystem.Itcanhelpyouprotecttheoperatingsystemanddatastoredonyourcomputer,evenifyourcomputerislostorstolen.BitLockercanencryptalluserandsystemﬁles,includingtheswapandhibernationﬁles.BitLockerusestheTPMtoprovideenhancedprotectionforyourdataandtoensureearlybootcomponentintegrity.AcompatibleTPMisdeﬁnedasaV2.0TPM.TochecktheBitLockerstatus,gotoControlPanel,viewControlPanelbyCategory,andclickSystemandSecurity➙BitLockerDriveEncryption.Formoreinformation,seethehelpsystemoftheWindowsoperatingsystem,orsearchfor“MicrosoftWindowsBitLockerDriveEncryptionStep-by-StepGuide”ontheMicrosoftWebsite.DiskEncryptionsolid-statedriveSomemodelsmightcontaintheDiskEncryptionsolid-statedrive.Thisencryptiontechnologyhelpstoprotectyourcomputeragainstsecurityattacksonmedia,NANDﬂash,ordevicecontrollersbyuseofahardwareencryptionchip.Fortheefﬁcientuseoftheencryptionfeature,setaharddiskpasswordfortheinternalstoragedrive.SettingthesecuritychipStrictsecurityrequirementsareimposedonnetworkclientcomputersthattransferconﬁdentialinformationelectronically.Dependingontheoptionsyouordered,yourcomputermighthaveanembeddedsecuritychip(acryptographicmicroprocessor).Withthesecuritychip,youcandothefollowing:•Protectyourdataandsystem•Strengthenaccesscontrols•SecurecommunicationsBeforeyoustart,printtheseinstructions.TosetanitemontheSecurityChipsubmenu,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.2.SelectSecurity➙SecurityChipbyusingthedirectionalkeys.3.PressEnter.TheSecurityChipsubmenuopens.Chapter5.Security53

4.Movetoanitemyouwanttosetbyusingthedirectionalkeys.Whentheitemishighlighted,pressEnter.5.Setotheritemsthatyouwanttoset.6.PressF10.ASetupConﬁrmationwindowisdisplayed.SelectYestosavetheconﬁgurationchangesandexit.Notes:•EnsurethatthesupervisorpasswordhasbeensetinThinkPadSetup.Otherwiseanyonecanchangethesettingsforthesecuritychip.•Whenyouclearthesecuritychip,turnoffyourcomputerandthenturnitonagainafteryousetthesecuritychiptoActive.Otherwise,theClearSecurityChipoptionisnotdisplayed.UsingtheﬁngerprintreaderDependingonthemodel,yourcomputermighthaveaﬁngerprintreader.Fingerprintauthenticationcanreplaceyourpasswords,suchastheWindowspassword,power-onpassword,andharddiskpassword.Inthisway,youcanlogintoyourcomputersimplyandsecurely.Youcansettheﬁngerprintreaderintheﬁngerprintprogramifavailable.YoualsocanchangethesettingsintheThinkPadSetupprogram.TochangethesettingsintheThinkPadSetupprogram,see“ConﬁguringThinkPadSetup”onpage60.EnrollingyourﬁngerprintsToenableﬁngerprintauthentication,enrollyourﬁngerprintsﬁrst.Duringtheenrollment,theﬁngerprintsareassociatedwiththeWindowspasswordautomatically.Itisrecommendedthatyouenrollmorethanoneﬁngerprintincaseofanyinjuriestoyourﬁngers.Toenrollyourﬁngerprints,dothefollowing:1.OpentheStartmenuandthenclickSettings➙Accounts➙Sign-inoptions.2.Followtheinstructionsonthescreentoﬁnishtheenrollment.ScanningyourﬁngerToscanyourﬁnger,taptheﬁngerprintreaderwiththetopjointofyourﬁngerandholdyourﬁngerthereforoneortwosecondswithalittlepressure.Thenlifttheﬁngertocompleteonescan.54Yoga370UserGuide

Fingerprintreaderindicator1Off:Theﬁngerprintreaderisnotreadyfortapping.2Solidgreen:Theﬁngerprintreaderisreadyfortapping.3Amber,blinking:Theﬁngerprintcannotbeauthenticated.Associatingyourﬁngerprintswithyourpower-onpasswordandharddiskpasswordToassociateyourﬁngerprintswithyourpower-onpasswordandharddiskpassword,manuallycreateaconnectionbydoingthefollowing:1.Turnoffandthenturnonthecomputer.2.Whenprompted,scanyourﬁngerontheﬁngerprintreader.3.Enteryourpower-onpassword,harddiskpassword,orbothasrequired.Theconnectioniscreated.Whenyoustartthecomputeragain,youcanuseyourﬁngerprintstologintothecomputerwithnoneedtoenteryourWindowspassword,power-onpassword,andharddiskpassword.Attention:Ifyoualwaysuseyourﬁngerprinttologintothecomputer,youmightforgetyourpasswords.Writedownyourpasswords,andkeeptheminasafeplace.Ifyouforgetyourpower-onpassword,youmusttakeyourcomputertoaLenovo-authorizedserviceroramarketingrepresentativetohavethepasswordcanceled.Ifyouforgetyourharddiskpassword,Lenovocannotresetyourpasswordorrecoverdatafromthestoragedrive.YoumusttakeyourcomputertoaLenovo-authorizedserviceroramarketingrepresentativetohavethestoragedrivereplaced.Proofofpurchaseisrequired,andafeewillbechargedforpartsandservice.MaintainingtheﬁngerprintreaderThefollowingactionscoulddamagetheﬁngerprintreaderorcauseitnottoworkproperly:•Scratchingthesurfaceofthereaderwithahard,pointedobject•Scrapingthesurfaceofthereaderwithyourﬁngernailoranythinghard•UsingortouchingthereaderwithadirtyﬁngerIfyounoticeanyofthefollowingconditions,gentlycleanthesurfaceofthereaderwithadry,soft,lint-freecloth:•Thesurfaceofthereaderisdirtyorstained.•Thesurfaceofthereaderiswet.•Thereaderoftenfailstoenrollorauthenticateyourﬁngerprint.Chapter5.Security55

Ifyourﬁngerhasanyofthefollowingconditions,youmightnotbeabletoregisterorauthenticateit:•Yourﬁngeriswrinkled.•Yourﬁngerisrough,dry,orinjured.•Yourﬁngerisstainedwithdirt,mud,oroil.•Thesurfaceofyourﬁngerisdifferentfromtheonewhenyouenrolledyourﬁngerprint.•Yourﬁngeriswet.•Yourﬁngerthatyouarecurrentlyusinghasnotbeenenrolledbefore.Toimprovethesituation,trythefollowing:•Cleanorwipeyourhandstoremoveanyexcessdirtormoisturefromtheﬁngers.•Enrollanduseadifferentﬁngerforauthentication.DeletingdatafromyourstoragedriveSomeofthedatastoredonthestoragedrivemightbesensitive.Handingyourcomputerovertosomeoneelsewithoutdeletingtheinstalledsoftware,suchasoperatingsystemsandprograms,mightevenviolatethelicenseagreements.Besuretodeletedatastoredonthestoragedrivebeforeyoudisposeof,sell,orhandoveryourcomputer.Youcanusethefollowingmethodstodeletedatafromthestoragedrive:•MovethedatatotheRecycleBin,andthenemptytheRecycleBin.•Formatyourstoragedrive,usingthesoftwaretoinitializeit.•UsetherecoveryprogramprovidedbyLenovotobringthestoragedrivebacktothefactorydefaultsettings.Theseoperations,however,onlychangetheﬁlelocationofthedata;theydonotdeletethedataitself.Thedataisstillthere,eventhoughitseemstobelost.Thus,itissometimespossibletoreadthedatabyuseofspecialsoftwarefordatarecovery.Thereisariskthatpeopleofbadfaithmightreadandmisusethecriticaldataonstoragedrivesforunexpectedpurposes.Topreventleakageofdata,itisimportantthatyoudeleteallthedatafromtheharddiskdrivewhenyoudisposeof,sell,orhandoveryourcomputer.Youcandestroythedataphysicallybysmashingtheharddiskdrivewithahammer,ormagneticallybymeansofstrongmagneticpower,thusmakingthedataunreadable.Butitisrecommendedthatyouusethesoftware(payware)orservice(payservice)developedforthatpurpose.Theprocessmighttakeseveralhours.Fordisposingofdataonthesolid-statedrive,LenovoprovidestheDriveEraseUtilityforResettingtheCryptographicKeyandErasingtheSolidStateDrivetool.Fordisposingofdataontheharddiskdrive,LenovoprovidestheSecureDataDisposal™tool.Gotohttp://www.lenovo.com/supporttodownloadthetool.SomecomputersmightsupportaDiskEncryptionharddiskdriveorEncryptionsolid-statedriveandhavesuchadriveinstalled.Youcanlogicallydisposeofallthedataonthedriveinashorttimebyerasingthecryptographickey.Thedataencryptedwiththeoldkeyisnotphysicallyerasedbutremainsonthedrive;however,itcannotbedecryptedwithouttheoldkey.ThisfeatureisalsoavailablewiththeDriveEraseUtilityforResettingtheCryptographicKeyandErasingtheSolidStateDrivetool.UsingﬁrewallsIfyoursystemispreinstalledwithaﬁrewallprogram,itprotectsagainstcomputerInternetsecuritythreats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.56Yoga370UserGuide

Formoreinformationabouthowtousetheﬁrewallprogram,seethehelpsystemthatcomeswiththeprogram.ProtectingdataagainstvirusesLenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.Formoreinformationaboutyourantivirussoftware,seethehelpsystemofyourantivirussoftware.Chapter5.Security57

58Yoga370UserGuide

Chapter6.AdvancedconﬁgurationThischapterprovidesinformationtohelpyoufurtherconﬁgurethecomputer:InstallingtheWindows10operatingsystemInsomesituations,youmightneedtoinstallanewoperatingsystem.ThistopicprovidesinstructionsonhowtoinstallaWindows10operatingsystem.Beforeyoustart,printtheseinstructions.Attention:Theprocessofinstallinganewoperatingsystemdeletesallthedataonyourinternalstoragedrive,includingthedatathatwerestoredinahiddenfolder.ToinstalltheWindows10operatingsystem,dothefollowing:1.Connectthedrivethatcontainstheoperatingsysteminstallationprogramtothecomputer.2.StarttheThinkPadSetupprogram.See“UsingtheThinkPadSetupprogram”onpage60.3.SelectStartup➙BoottodisplaytheBootPriorityOrdersubmenu.4.Selectthedrivethatcontainstheoperatingsysteminstallationprogram,forexample,USBHDD.ThenpressEsc.5.SelectRestartandensurethatOSOptimizedDefaultsisenabled.ThenpressF10tosavethesettingsandexittheThinkPadSetupprogram.6.Followtheon-screeninstructionstoinstallthedevicedriversandnecessaryprograms.See“Installingdevicedrivers”onpage59.7.Afterinstallingthedevicedrivers,applyWindowsUpdatetogetthelatestmodules,forexamplethesecuritypatches.8.Dependingonyourpreference,installLenovoprograms.Note:Afterinstallingtheoperatingsystem,donotchangetheinitialUEFI/LegacyBootsettingintheThinkPadSetupprogram.Otherwise,theoperatingsystemwillnotstartcorrectly.WhenyouinstalltheWindows10operatingsystem,youmightneedoneofthefollowingcountryorregioncodes:CountryorregionCodeCountryorregionCodeChinaSCNetherlandsNLDenmarkDKNorwayNOFinlandFISpainSPFranceFRSwedenSVGermanyGRTaiwanandHongKongTCItalyITUnitedStatesUSJapanJPInstallingdevicedriversDevicedriversareprogramsthatcontaininstructionsfortheoperatingsystemabouthowtooperateor“drive”acertainpieceofhardware.Eachhardwarecomponentonyourcomputerhasitsownspeciﬁc©CopyrightLenovo201759

driver.Ifyouaddacomponent,theoperatingsystemmustbeinstructedonhowtooperatethatpieceofhardware.Afteryouinstallthedriver,theoperatingsystemcanrecognizethehardwarecomponentandunderstandhowtouseit.Note:Becausedriversareprograms,likeanyotherﬁleonyourcomputer,theyaresusceptibletocorruptionandmightnotperformproperlyifcorruptionoccurs.Itisnotalwaysnecessarytodownloadthelatestdrivers.However,youshoulddownloadthelatestdriverforacomponentwhenyounoticepoorperformancefromthatcomponentorwhenyouaddedacomponent.Thisactionmighteliminatethedriverasthepotentialcauseofaproblem.GettingthelatestdriversfromtheWebsiteYoucandownloadandinstallupdateddevicedriversfromtheLenovoSupportWebsitebydoingthefollowing:1.Gotohttp://www.lenovo.com/support.2.Selecttheentryforyourcomputerandthenfollowtheinstructionsonthescreentodownloadandinstallnecessarysoftware.GettingthelatestdriversusingLenovoCompanionThesystemupdatefunctionofLenovoCompanionhelpsyoukeepthesoftwareonyourcomputerup-to-date.UpdatepackagesarestoredonLenovoserversandcanbedownloadedfromtheLenovoSupportWebsite.Updatepackagescancontainapplications,devicedrivers,UEFIBIOSﬂashes,orsoftwareupdates.WhenLenovoCompanionconnectstotheLenovoSupportWebsite,theprogramautomaticallyrecognizesthefollowinginformationanddetermineswhatupdatesareavailableforyourcomputer:•Machinetypeandmodelofyourcomputer•Installedoperatingsystem•LanguageoftheoperatingsystemLenovoCompanionthendisplaysalistofupdatepackagesandcategorizeseachupdateascritical,recommended,oroptionaltohelpyouunderstandtheimportance.Youhavecompletecontrolofwhichupdatestodownloadandinstall.Afteryouselecttheupdatepackagesyouwant,LenovoCompanionautomaticallydownloadsandinstallstheupdates.LenovoCompanionispreinstalledonyourcomputerandisreadytorun.TheonlyprerequisiteisanactiveInternetconnection.Youcanstarttheprogrammanually,oryoucanusetheschedulefeaturetoenabletheprogramtosearchforupdatesautomaticallyatspeciﬁedintervals.Youalsocanpredeﬁnescheduledupdatestosearchbythecriticalseveritylevelsothelistyouchoosefromcontainsonlythoseupdatetypesthatyouneed.FormoreinformationabouthowtouseLenovoCompanion,seethehelpsystemoftheprogram.UsingtheThinkPadSetupprogramTheThinkPadSetupprogramenablesyoutoselectthepreferredsettingsforyourcomputerthroughconﬁguringtheBIOS.ConﬁguringThinkPadSetupTheThinkPadSetupprogrammenulistsvariousitemsaboutsystemconﬁguration.Attention:Thedefaultconﬁgurationsarealreadyoptimizedforyou.Improperchangeoftheconﬁgurationsmightcauseunexpectedresults.60Yoga370UserGuide

ToconﬁgureThinkPadSetup,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1.TheThinkPadSetupprogramstarts.Note:Ifyouarerequiredtoenterthesupervisorpassword,enterthecorrectpassword.YoualsocanpressEntertoskipthepasswordpromptandstarttheThinkPadSetupprogram.Ifyoudonotenterthepassword,youcannotchangetheconﬁgurationsthatareprotectedbythesupervisorpassword.2.Usethearrowkeystoselectatab;orusethearrowkeystolocateanitemandpressEntertoselectit.Thenthesupportedsubmenuisdisplayed.3.Defaultvaluesareinboldface.Setthevalueofanitembydoingoneofthefollowing:•PressF6tochangetoahighervalue.•PressF5tochangetoalowervalue.4.PresstheEsckeytoexitthesubmenuandreturntotheparentmenu.Thenusethesamemethodmentionedabovetochangeotherconﬁgurations.5.Whenyoucompletetheconﬁguration,pressF10tosaveandexit.YoualsocanselecttheRestarttabintheThinkPadSetupmenu,andrestartyourcomputerwithoneoftheprovidedoptions.YoucanpressF9torestoretothedefaultsettings.ChangingthestartupsequenceInsomecases,youmighthavetochangethestartupsequencesothatthecomputerstartsfromadesireddevicewhenpoweredon.Readthistopictolearnhowtochangethecomputerstartupsequence.Attention:•Afteryouchangethestartupsequence,ensurethatyouselectthecorrectdeviceduringacopy,asave,oraformatoperation.Ifyouselectthewrongdevice,thedataonthatdevicemightbeerasedoroverwritten.•IfyouareusingtheWindowsBitLockerDriveEncryptionfeatureandyourcomputerhasaTrustedPlatformModule,donotchangethestartupsequence.BitLockerDriveEncryptionlocksthecomputerwhenitdetectsthechangeofstartupsequence.Tochangethestartupsequence,dothefollowing:1.AccesstheThinkPadSetupprogramandselectStartup➙Boot.ThenpressEnter.Thedefaultdeviceorderlistisdisplayed.2.Setthestartupsequenceasyoudesired.3.PressF10tosavethechangesandrestartthesystem.Youalsocanchangethestartupsequencetemporarilybydoingthefollowing:1.Turnoffthecomputer.2.Turnonthecomputer.Whenthelogoscreenisdisplayed,presstheF12key.3.Selectthedevicethatyouwantthecomputertostartfrom.ThenpressEnter.Note:TheBootmenuwillbedisplayedifthecomputercannotstartfromanydevicesortheoperatingsystemcannotbefound.UpdatingtheUEFIBIOSTheUEFIBIOSistheﬁrstprogramthatthecomputerrunswhenthecomputeristurnedon.TheUEFIBIOSinitializesthehardwarecomponents,andloadstheoperatingsystemandotherprograms.Chapter6.Advancedconﬁguration61

Whenyouinstallanewprogram,devicedriver,orhardwarecomponent,youmightbeinformedtoupdatetheUEFIBIOS.YoucanupdatetheUEFIBIOSbystartingyourcomputerfromaﬂashupdatediscoraﬂashupdateprogramrunningintheWindowsenvironment.Therequirementsforﬂashupdateareasfollows:•ThecomputermustbestartedoverLAN.•ThecomputermustbeengagedinthePrebooteXecutionEnvironment(PXE).•Anetwork-managementprogrammustbeinstalledonthecomputerofthenetworkadministrator.ForinstructionsonhowtoupdatetheUEFIBIOS,gotohttp://www.lenovo.com/support.BIOSmenuThistopicintroducesthefollowingBIOSmenusofyourcomputer:•Mainmenu•Conﬁgmenu•Date/Timemenu•Securitymenu•Startupmenu•RestartmenuNote:Dependingonthemodelandoperatingsystem,themenuitemsandthedefaultvaluemightchangewithoutnotice.MainmenuWhenyouentertheThinkPadSetupprogram,youﬁrstseetheMainmenuasfollows:Note:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.•UEFIBIOSVersion•UEFIBIOSDate•EmbeddedControllerVersion•MEFirmwareVersion•MachineTypeModel•System-unitserialnumber•Systemboardserialnumber•AssetTag•CPUType•CPUSpeed•InstalledMemory•UUID•MACAddress(InternalLAN)•Preinstalledoperatingsystemlicense•UEFISecureBoot•OA3ID•OA262Yoga370UserGuide

ConﬁgmenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.Network•WakeOnLANValues:Disabled,AConly,ACandBatteryDescription:ThenetworkadministratorcanturnonacomputerfromamanagementconsolebyusingtheWakeonLANfeature.IfyouselectACOnly,theWakeonLANfeatureisenabledonlywhentheacpoweradapterisattached.IfyouselectACandBattery,theWakeonLANfeatureisenabledwithanypowersources.Notes:–ThemagicpackettypeWakeonLANrequiresthattheacpowerisattached.–TheWakeonLANfeaturedoesnotworkwhentheharddiskpasswordisset.•EthernetLANOptionROMValues:Disabled,EnabledDescription:TheEthernetLANOptionROMenablesthestartupfromanintegratednetworkdevice.ThismenuisdisplayedonlyinLegacyOnlybootmodeorBothbootmodewithLegacyﬁrst.•UEFIIPv4NetworkStackValues:Disabled,EnabledDescription:EnableordisableInternetProtocolVersion4(IPv4)networkstackforUEFIenvironment.ThismenuisdisplayedonlyinUEFIOnlybootmodeorBothbootmodewithUEFIﬁrst.•UEFIIPv6NetworkStackValues:Disabled,EnabledDescription:EnableordisableInternetProtocolVersion6(IPv6)networkstackforUEFIenvironment.ThismenuisdisplayedonlyinUEFIOnlybootmodeorBothbootmodewithUEFIﬁrst.•UEFIPXEBootPriorityValues:IPv6First,IPv4FirstDescription:SelectnetworkstackpriorityforUEFIPXEboot.ThismenuisdisplayedonlyinUEFIOnlybootmodeorBothbootmodewithUEFIﬁrst,whenIPv6andIPv4stacksarebothenabled.•WakebyWiGigDockValues:Disabled,EnabledDescription:Enableordisablethewake-upfunctionoftheThinkPadWiGigDock.•WirelessAutoDisconnectionValues:Disabled,EnabledDescriptions:EnableordisabletheWirelessAutoDisconnectionfeaturewhentheEthernetcableisattached.IfyouselectEnabled,theWirelessLANandWiGigfunctionsareautomaticallyturnedoffwhentheEthernetcableisattached.Note:TheWirelessAutoDisconnectionfeatureisnotsupportedfortheEthernetconnectionthroughaUSBport.•MACaddressPassThroughValues:Disabled,EnabledDescriptions:EnableordisabletheMACAddressPassThroughfunctionwhenadockisattached.IfyouselectEnabled,thedockEthernetwillusethesameMACaddressastheinternalEthernetLAN.Chapter6.Advancedconﬁguration63

USB•USBUEFIBIOSSupportValues:Disabled,EnabledDescription:EnableordisablethebootsupportforUSBstoragedevices.•AlwaysOnUSBValues:Disabled,EnabledDescription:Bydefault,theAlwaysOnUSBconnectorenablesyoutochargesomemobiledigitaldevicesinalllowpowerstateswhenthecomputerisconnectedtoacpower.Ifthecomputerisworkingonbatterypower,youcanenablethisfunctiontochargedevicesinsleepmodewithbatterypoweronly.Note:USB-wake-upfunctionisnotsupportedonAlwaysOnUSBconnectors.•-ChargeinBatteryModeValues:Disabled,EnabledDescription:Whenthecomputerisworkingonbatterypower,selectEnabledtochargedevicesthroughtheAlwaysOnUSBconnectorevenwhenthecomputeristurnedofforinhibernationmode.Keyboard/Mouse•TrackPointValues:Disabled,EnabledDescription:Enableordisablethebuilt-inTrackPointpointingdevice.Note:Ifyouwanttouseanexternalmouse,selectDisabled.•TrackpadValues:Disabled,EnabledDescription:Enableordisablethebuilt-intrackpad.Note:Ifyouwanttouseanexternalmouse,selectDisabled.•FnandCtrlkeyswapValues:Disabled,EnabledDescription:IfyouselectEnabled,theFnkeyworksastheCtrlkeyandtheCtrlkeyworksastheFnkey.•FnStickykeyValues:Disabled,EnabledDescription:IfyouselectEnabled,youcanpresstheFnkey(insteadofpressandhold)tokeepitinapressedcondition.Thenpressthefunctionkeyyouwant.TheactionisequivalenttopressingthefunctionkeysimultaneouslywiththeFnkey.•F1–F12asprimaryfunctionValues:Disabled,EnabledDescription:IfyouselectEnabled,pressingthefunctionkeysdirectlyinputsF1–F12.IfyouselectDisabled,pressingthefunctionkeysdirectlyinitiatesthespecialfunctionprintedasanicononeachkey.Totemporarilyswitchtheabovetwofunctions,pressFn+Esc.Display•BootDisplayDeviceValues:ThinkPadLCD,ExternalDisplay64Yoga370UserGuide

Description:Selectthedisplaydevicethatyouwanttoactivateatboottime.Thisselectioniseffectiveforboottime,passwordprompt,andThinkPadSetup.•T otalGraphicsMemoryValues:256MB,512MBDescription:AllocatethetotalmemorywhichIntelinternalgraphicsshares.Note:Ifyouselect512MB,themaximumusablememorymightbereducedonthe32–bitoperatingsystem.•BootTimeExtensionValues:Disabled,1second,2seconds,3seconds,5seconds,10seconds,Description:Duringthebootprocess,thecomputermightnotdetecttheexternalmonitorsthatneedmoretimetogetready.Selecthowlongyouwanttoextendthebootprocess.Power•IntelSpeedStep®technologyValues:Disabled,EnabledDescription:SelectthemodeofIntelSpeedSteptechnologyatruntime.•AdaptiveThermalManagementValues:MaximizePerformance,BalancedDescription:Selectathermalmanagementschemetouse.Theschemeaffectsfansound,temperature,andperformance.•CPUPowerManagementValues:Disabled,EnabledDescription:Enableordisablethepower-savingfeaturethatstopsthemicroprocessorclockautomaticallywhentherearenosystemactivities.Normally,itisnotnecessarytochangethesetting.•PowerOnwithACAttachValues:Disabled,EnabledDescription:Enableordisableafeaturethatturnsonthecomputerwhentheacpoweradapterisattached.•DisableBuilt-inBatteryDescription:Temporarilydisablethebuilt-inbattery.Afterselectingthisitem,thecomputerwillbeautomaticallyturnedoff.Thebuilt-inbatterywillbeautomaticallyactivatedwhenacpowerisconnectedagain.BeepandAlarm•PasswordBeepValues:Disabled,EnabledDescription:Enableordisableabeepwhenthecomputeriswaitingforapower-on,harddisk,orsupervisorpassword.Differentbeepsremindyouthatthepasswordyouenteredisrightorwrong.•KeyboardBeepValues:Enabled,DisabledDescription:Enableordisableabeepwhenunmanageablekeycombinationsarepressed.Thunderbolt(TM)3•WakebyThunderbolt(TM)3Values:Disabled,EnabledChapter6.Advancedconﬁguration65

Descriptions:EnableordisableWakeFeaturewithThunderbolt(TM)3Port.IfyouselectEnabled,thebatterylifeduringthelowpowerstatusmightbecomeshorter.•SecuritylevelValues:NoSecurity,UserAuthorization,SecureConnect,DisplayPortandUSBDescriptions:Selectthesecuritylevel.•Thunderbolt(TM)deviceValues:Disabled,EnabledDescriptions:Enableordisablepre-OSsupportforThunderbolt(TM)devicesattachedtotheThunderbolt(TM)3port.Touseadeviceinthepre-bootenvironment,authorizeitintheoperatingsystemorsettheSecurityleveltoNoSecurity.Tobootfromadevice,conﬁgureitbyselectingStartup➙Boot.•USBdeviceValues:Disabled,EnabledDescriptions:Enableordisablepre-OSsupportforUSBdevicesattachedtotheThunderbolt(TM)3port.Touseadeviceinthepre-bootenvironment,authorizeitintheoperatingsystemorsettheSecurityleveltoNoSecurity.Tobootfromadevice,conﬁgureitbyselectingStartup➙Boot.IntelAMT•Intel(R)AMTControlValues:Disabled,Enabled,PermanentlyDisabledDescription:IfyouselectEnabled,IntelAMT(ActiveManagementTechnology)isconﬁguredandadditionalsetupitemsareprovidedinMEBx(ManagementEngineBIOSExtension)Setup.IfyouselectPermanentlyDisabled,youcanneverenableitagain.Becautiouswhenyoumaketheselection.Note:YoucanentertheMEBxSetupmenubypressingCtrl+PintheStartupInterruptMenuwindow.TodisplaytheStartupInterruptMenuwindow,pressEnterduringthepower-onself-test(POST).•USBKeyProvisioningValues:Disabled,EnabledDescription:EnableordisabletheUSBkeyprovisioningfunction.•CIRATimeoutValues:0–255Description:SetthetimeoutoptionfortheCIRAconnectiontobeestablished.Selectablevaluesarefrom1to255.Ifyouselect0,use60secondsasthedefaulttimeoutvalue.Ifyouselect255,thewaitingtimeforestablishingaconnectionisunlimited.Note:Thedefaultvalueis60seconds.•ConsoleTypeValues:PCANSI,VT100+,PC-ANSI,VT-UTF8Description:SelecttheconsoletypeforAMT.ThisconsoletypemustmatchtheIntelAMTremoteconsole.Date/TimemenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.•SystemDateDescriptions:Setorchangethedateofthesystem.•SystemTimeDescriptions:Setorchangethetimeofthesystem.66Yoga370UserGuide

SecuritymenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.Password•SupervisorPasswordValues:Disabled,EnabledDescriptions:Setasupervisorpasswordtopreventunauthorizedusersfromchangingthestartupsequence,networkrelatedsettings,andsystemdateandtime.Formoreinformation,see“Passwordsintroduction”onpage51.•LockUEFIBIOSSettingsValues:Disabled,EnabledDescriptions:EnablethisoptiontopreventunauthorizedusersfromchanginganysettingsinThinkPadSetup.Tousethisfunction,asupervisorpasswordisrequired.•PasswordatUnattendedBootValues:Disabled,EnabledDescriptions:Whenthisoptionisenabled,apasswordpromptisdisplayedwhenthecomputeristurnedonbyanunattendedeventsuchasaWakeonLANattempt.Topreventunauthorizedaccess,settheuserauthenticationontheoperatingsystem.•PasswordatRestartValues:Disabled,EnabledDescriptions:Whenthisoptionisenabled,apasswordpromptisdisplayedwhenyourestartthecomputer.Topreventunauthorizedaccess,settheuserauthenticationontheoperatingsystem.•PasswordatBootDeviceListValues:Disabled,EnabledDescriptions:Ifyouenablethisoption,thesupervisorpasswordisrequiredwhenyoutrytoentertheBootmenubyrepeatedlypressingF12.Tousethisfunction,asupervisorpasswordmustbeset.•PasswordCountExceededErrorValues:Disabled,EnabledDescriptions:EnablethisoptiontodisplaythePOST0199errormessagewhenyouenterawrongsupervisorpasswordmorethanthreetimes.•SetMinimumLengthValues:Disabled,xcharacters(4≤x≤12)Descriptions:Specifyaminimumlengthforpower-onpasswordsandharddiskpasswords.Ifasupervisorpasswordisset,youcannotchangetheminimumlengthuntilyouloginasasupervisor.•Power-OnPasswordValues:Disabled,EnabledDescriptions:Setapower-onpasswordtoprotectthecomputerfromunauthorizedaccess.Formoreinformation,see“Passwordsintroduction”onpage51.•HardDisk1PasswordValues:Disabled,EnabledDescriptions:Setaharddiskpasswordtopreventunauthorizedusersfromaccessingdataontheinternalstoragedrive.Formoreinformation,see“Passwordsintroduction”onpage51.Chapter6.Advancedconﬁguration67

Fingerprint•PredesktopAuthenticationValues:Disabled,EnabledDescriptions:Enableordisableﬁngerprintauthenticationbeforetheoperatingsystemisloaded.•ReaderPriorityValues:External➙Internal,InternalOnlyDescriptions:Ifyourcomputerhasaninternalﬁngerprintreaderandanattachedexternalﬁngerprintreader,usethisoptiontospecifytheﬁngerprintreaderpriority.•SecurityModeValues:Normal,HighDescriptions:Iftheﬁngerprintisnotauthenticated,youcanenterapasswordinstead.IfyouhaveselectedNormal,entereitherthepower-onpasswordorthesupervisorpassword;ifyouhaveselectedHigh,supervisorpasswordmustbeentered.•PasswordAuthenticationValues:Disabled,EnabledDescriptions:Enablethisoptiontousepasswordauthenticationwhenﬁngerprintsarenotavailable.ThisitemisdisplayedifSecurityModeissettoHigh.•ResetFingerprintDataValue:EnterDescriptions:Usethisoptiontoeraseallﬁngerprintdatastoredintheﬁngerprintreaderandresetthesettingstothefactorydefaultstate.Asaresult,anypower-onsecurityfeaturespreviouslyenabledwillnotworkuntiltheyarere-enabledintheﬁngerprintsoftware.SecurityChip•SecurityChipTypeValues:TPM2.0Descriptions:YoucanuseadiscreteTrustedPlatformModule(TPM)chipwithTPM2.0mode.•SecurityChipValues:Disabled,EnabledDescriptions:Enableordisablethesecuritychip.•SecurityReportingOptions–SMBIOSReportingValues:Disabled,EnabledDescriptions:EnableordisablethefeaturethatreportstheSMBOSdata.ThisoptionisdisplayedonlyifSecurityChipisEnabled.•ClearSecurityChipDescriptions:Usethisoptiontocleartheencryptionkey.•Intel(R)TXTFeature:Values:Disabled,EnabledDescriptions:EnableordisabletheIntelTrustedExecutionTechnology.•PhysicalPresenceforClearValues:Disabled,Enabled68Yoga370UserGuide

Descriptions:Ifthisoptionisenabled,aconﬁrmationmessageisdisplayedwhenyouclearthesecuritychip.UEFIBIOSUpdateOption•FlashBIOSUpdatingbyEnd-UsersValues:Disabled,EnabledDescriptions:Whenthisoptionisenabled,alluserscanupdatetheUEFIBIOS.Ifyoudisablethisoption,onlythepersonwhoknowsthesupervisorpasswordcanupdatetheUEFIBIOS.•SecureRollBackPreventionValues:Disabled,EnabledDescriptions:Whenthisoptionisdisabled,youcanﬂashtheUEFIBIOStoearlierversion.MemoryProtection•ExecutionPreventionValues:Disabled,EnabledDescriptions:Somecomputervirusesandwormscausememorybufferstooverﬂow.Byenablingthisoption,youcanprotectyourcomputeragainstattacksfromsuchvirusesandworms.Iftheoptionisenabledbutyouﬁndthataprogramdoesnotrunproperly,disablethisoptionﬁrstandthenresetthesettings.Virtualization•IntelVirtualizationT echnologyValues:Disabled,EnabledDescriptions:Ifthisoptionisenabled,aVirtualMachineMonitor(VMM)canutilizetheadditionalhardwarecapabilitiesprovidedbyIntelVirtualizationTechnology.•IntelVT-dFeatureValues:Disabled,EnabledDescriptions:IntelVT-dstandsforIntelVirtualizationTechnologyforDirectedI/O.Whenenabled,aVMMcanutilizetheplatforminfrastructureforI/Ovirtualization.I/OPortAccessDescriptions:Usethissubmenutoenableordisablethefollowinghardwarefeatures:•EthernetLAN•WirelessLAN•WirelessWAN•Bluetooth•USBconnector•Memorycardslot•Integratedcamera•Microphone•Fingerprintreader•Thunderbolt•NFCdevice•WiGigChapter6.Advancedconﬁguration69

InternalDeviceAccess•BottomCoverTamperDetectionValues:Disabled,EnabledDescriptions:Whenthisoptionisenabled,supervisorpasswordisrequiredwhenabottomcovertamperisdetected.Thisoptionisnotfunctionaluntilasupervisorpasswordisset.•InternalStorageTamperDetectionValues:Disabled,EnabledDescriptions:Whenthisoptionisenabled,removinganyinternalstoragedevicewhenyourcomputerisinsleepmodewillbedetected.Ifyouremovetheinternalstoragedevicewhilethecomputerisinsleepmode,thecomputerwillshutdownwhenyouwakeitup,andanyunsaveddatawillbelost.Anti-Theft•ComputraceModuleActivationValues:Disabled,Enabled,PermanentlyDisabledDescriptions:EnabletheUEFIBIOSinterfacetoactivatethecomputracemodule.ComputraceisanoptionalmonitoringservicefromAbsoluteSoftware.IfyouselectPermanentlyDisabled,youcannotenablethissettingagain.SecureBoot•SecureBootValues:Disabled,EnabledDescriptions:Enablethisoptiontopreventunauthorizedoperatingsystemsfromloadingwhenyouturnonthecomputer.•PlatformModeValues:SetupMode,UserModeDescriptions:Specifythesystemoperatingmode.•SecureBootModeValues:StandardMode,CustomModeDescriptions:SpecifytheSecureBootmode.•ResettoSetupModeDescriptions:UsethisoptiontoclearthecurrentplatformkeyandresetPlatformModetoSetupMode.•RestoreFactoryKeysDescriptions:UsethisoptiontorestoreallkeysandcertiﬁcatesinSecureBootdatabasestothefactorydefaults.•ClearAllSecureBootKeysDescriptions:UsethisoptiontoclearallkeysandcertiﬁcatesinSecureBootdatabasesandinstallyourownkeysandcertiﬁcates.Intel(R)SGX•Intel(R)SGXControlValues:Disabled,Enabled,SoftwareControlledDescriptions:EnableordisabletheIntelSoftwareGuardExtensions(SGX)function.IfyouselectSoftwareControlled,SGXwillbecontrolledbytheoperatingsystem.•ChangeOwnerEPOCHValue:Enter70Yoga370UserGuide

Descriptions:ChangeOwnerEPOCHtoarandomvalue.UsethisoptiontoclearSGXuserdata.DeviceGuard•DeviceGuardValues:Disabled,EnabledDescriptions:ThisoptionisusedtosupportMicrosoftDeviceGuard.Whenthisoptionisenabled,IntelVirtualizationTechnology,IntelVT-dFeature,SecureBoot,andOSOptimizedDefaultsareautomaticallyenabled.Bootorderisnotselectable.TocompletetheconﬁgurationofDeviceGuard,youhavetosetasupervisorpassword.Whenthisoptionisdisabled,thesetupoptionsareconﬁgurableandyoucanchooseanybootoptionstostartthecomputer.StartupmenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.•BootDescriptions:Deﬁnethestartupsequence.•NetworkBootDescriptions:SelectthebootdevicewhenthesystemwakesfromLAN.IfWakeOnLANisenabled,thenetworkadministratorcanturnonallofthecomputersinaLANremotelythroughnetworkmanagementsoftware.•UEFI/LegacyBootValues:Both,UEFIOnly,LegacyOnlyDescriptions:Deﬁnethesystembootcapability.•BootModeValues:Quick,DiagnosticsDescriptions:DeﬁnewhichscreenisdisplayedduringthePOST,thelogoscreenorthetextmessagescreen.•OptionKeyDisplayValues:Disabled,EnabledDescriptions:Ifyoudisablethisoption,the“Tointerruptnormalstartup,pressEnter.”messagewillnotbedisplayedduringthePOST.•BootDeviceListF12OptionValues:Disabled,EnabledDescriptions:Ifyouenablethisoption,youcanopentheBootMenuwindowbycontinuouslypressingF12whenthecomputerispoweredon.•BootOrderLockValues:Disabled,EnabledDescriptions:Enablethisoptiontolockthebootdevicepriorityorder.RestartmenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.•ExitSavingChangesDescriptions:Savethechangesandrestartthecomputer.Chapter6.Advancedconﬁguration71

•ExitDiscardingChangesDescriptions:Discardthechangesandrestartthecomputer.•LoadSetupDefaultsDescriptions:Restoretothefactorydefaultsettings.•DiscardChangesDescriptions:Discardthechanges.•SaveChangesDescriptions:Savethechanges.UsingsystemmanagementThistopicisprimarilyintendedforthenetworkadministrators.Yourcomputerisdesignedformanageability,sothatyoucanredirectmoreresourcestobettermeetyourbusinessobjectives.Thismanageability,knownastotalcostofownership(TCO),enablesyoutoremotelyoperateclientcomputersinthesamewayasyouoperateyourowncomputer,suchasturningonaclientcomputer,formattingastoragedrive,andinstallingaprogram.Oncethecomputerisconﬁguredandoperational,youcanmanageitbyusingthesoftwareandthemanageabilityfeaturesthatarealreadyintegratedintotheclientcomputerandthenetwork.DesktopManagementInterfaceTheUEFIBIOSofyourcomputersupportsaninterfacecalledSystemManagementBIOS(SMBIOS)ReferenceSpeciﬁcation,version2.8orlater.SMBIOSprovidesinformationaboutthehardwarecomponentsofyourcomputer.ItistheresponsibilityoftheUEFIBIOStoprovideinformationaboutitselfandthedevicesonthesystemboard.ThisspeciﬁcationdocumentsthestandardsforgettingaccesstothisBIOSinformation.PrebooteXecutionEnvironmentThePrebooteXecutionEnvironment(PXE)technologymakesthecomputermoremanageablebyenablingthecomputertostartfromaserver.YourcomputersupportsthepersonalcomputerfunctionsthatPXErequires.Forexample,withtheappropriateLANcard,yourcomputercanbestartedfromthePXEserver.Note:TheRemoteInitialProgramLoad(RIPLorRPL)functioncannotbeusedwithyourcomputer.WakeonLANThenetworkadministratorcanturnonacomputerfromamanagementconsolebyusingtheWakeonLANfeature.WhentheWakeonLANfeatureisenabled,manyoperations,suchasdatatransfer,softwareupdates,andﬂashupdatesoftheUEFIBIOS,canbedoneremotelywithoutremoteattendance.Theupdatingprocesscanperformafternormalworkinghoursandonweekends,sothattheusersarenotinterruptedduringwork,andtheLANtrafﬁciskepttoaminimum.Itsavestimeandincreasesproductivity.IfthecomputeristurnedonthroughWakeonLAN,thecomputerstartsfollowtheNetworkBootsequence.AssetIDEEPROMTheAssetIDEEPROMcontainsinformationaboutthecomputerconﬁgurationandtheserialnumbersofthekeycomponents.Italsoincludesanumberofblankﬁeldswhereyoucanrecordinformationabouttheendusersinyournetwork.72Yoga370UserGuide

Toenableanetworkadministratortoremotelycontrolyourcomputer,setthefollowingsystem-managementfeaturesintheThinkPadSetupprogram:•WakeonLAN•NetworkBootsequenceNote:Ifasupervisorpasswordhasbeenset,youarerequiredtoenterthesupervisorpasswordwhenyoustarttheThinkPadSetupprogram.EnablingordisablingtheWakeonLANfeatureWhentheWakeonLANfeatureisenabledandthecomputerisconnectedtoaLAN,thenetworkadministratorcanstartthecomputerremotelyfromamanagementconsole,usingaremotenetwork-managementprogram.ToenableordisabletheWakeonLANfeature,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.2.SelectConﬁg➙Network.TheNetworksubmenuisdisplayed.3.SelectacorrespondingoptionfortheWakeonLANfeature.4.PressF10tosavethesettingsandexit.DeﬁningaNetworkBootsequenceWhenthecomputerwakesonLAN,thecomputerbootsfromthedeviceasspeciﬁedontheNetworkBootmenu,andthenfollowthebootorderlistontheBootmenu.TodeﬁneaNetworkBootsequence,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.2.SelectStartup➙NetworkBoot.Thebootdevicelistisdisplayed.3.Selectabootdevicetomakeitasthetopbootpriority.4.PressF10tosavethesettingsandexit.YoucanpressF9torestoretothefactorydefaultsettings.Chapter6.Advancedconﬁguration73

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Chapter7.TroubleshootingcomputerproblemsThischapterprovidesinformationaboutwhattodoifyouexperienceaproblemwithyourcomputer.GeneraltipsforpreventingproblemsThistopicprovidesthefollowingtipstohelpyoupreventcomputingproblems:•Emptyyourrecyclebinonaregularbasis.•Usediskdefragmenttoolregularlyonyourstoragedrivetoimprovedataseekandreadtimes.•Tofreeupdiskspace,uninstallunusedprograms.Youalsomightwanttolookforprogramduplicationoroverlappingversions.•CleanoutyourInbox,Sent,andTrashfoldersfromyoure-mailclientprogram.•Backupyourdataatleastonceaweek.Ifcriticaldataispresent,itisagoodideatobackupthedatadaily.Lenovohasmanybackupoptionsavailableforyourcomputer.•Schedulesystemrestoreoperationstotakeasystemsnapshotperiodically.Forinformationaboutsystemrestore,see“Recoveryinformation”onpage91.•Gotohttp://www.lenovo.com/supporttodownloadandinstallupdatesforthedevicedriversandUEFIBIOSwhenneeded.•Keepuptodatefordevicedriversonothernon-Lenovohardware.Beforeupdatingdevicedrivers,readthedevicedriverinformationreleasenotesforcompatibilityorknownissues.•Keepalogbook.Entriesmightincludemajorhardwareorsoftwarechanges,driverupdates,minorissuesyouhaveexperienced,andhowyouresolvedtheminorissues.•Ifyoueverneedtorunarecoveryonyourcomputertoreturnthepreinstalledcontentsontothemachine,thefollowingtipsmighthelpalongtheway:1.Removeallexternaldevicessuchastheprinterandkeyboard.2.Ensurethatyourbatteryischargedandyourcomputerhastheacpowerconnected.3.AccessThinkPadSetupandloadthedefaultsettings.4.Restartthecomputerandstarttherecoveryoperation.5.Ifyourcomputerusesdiscsastherecoverymedia,donotremovethediscfromthedriveuntilpromptedtodoso.DiagnosingproblemswithLenovoCompanionManycomputerproblemscanbesolvedwithoutoutsideassistance.Ifyouexperienceaproblemwithyourcomputer,theﬁrstplacetostartisthetroubleshootinginformationinyourcomputerdocumentation.Ifyoususpectasoftwareproblem,seethedocumentation,includingreadmeﬁlesandhelpinformationsystems,thatcomewiththeoperatingsystemorprogram.ThinkPadnotebookcomputerscomewithasetofdiagnosticprogramsthatyoucanusetohelpyouidentifyhardwareproblems.LenovoCompanionispreinstalledonyourcomputerandalsoisavailablefordownloadat:https://shop.lenovo.com/us/en/accessories/software/apps/lenovo-apps/companion/Note:IfyouareunabletoisolateandrepairtheproblemyourselfafterrunningLenovoCompanion,saveandprintthelogﬁlescreatedbytheprogram.YouneedthelogﬁleswhenyouspeaktoaLenovotechnicalsupportrepresentative.©CopyrightLenovo201775

LenovoCompanionsupportsthehardwarescanfunction.Itcombinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,alongwithhintsandtipsforoptimalsystemperformance.TorunLenovoCompanion,see“AccessingLenovoprograms”onpage13.Thetroubleshootinginformationorthediagnosticprogramsmighttellyouthatyouneedadditionalorupdateddevicedriversorothersoftware.YoucangetthelatesttechnicalinformationanddownloaddevicedriversandupdatesfromtheLenovoSupportWebsiteat:http://www.lenovo.com/supportForadditionalinformation,seethehelpsystemoftheprogram.TroubleshootingIfyourcomputerhasanerror,ittypicallydisplaysamessageoranerrorcode,ormakesabeepwhenyouturniton.Whenyouexperienceaproblem,seethecorrespondingsymptomandsolutioninthistopictotrytosolvetheproblembyyourself.ComputerstopsrespondingPrinttheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.Problem:Mycomputerisunresponsive(IcannotusetheThinkPadpointingdeviceorthekeyboard).Solution:Dothefollowing:1.Removeallsourcesofpowerfromthecomputerandresetthesystembyinsertingastraightenedpaperclipintotheemergency-resetholeinthebottomofthecomputer..2.Reattachtheacpoweradapterandrestartthecomputer.Ifthecomputerdoesnotturnbackon,continuewithstep3.3.Whilethecomputeristurnedoff,removeallsourcesofpowerfromthecomputerandremoveallexternaldevicesthatareattachedtothecomputer(keyboard,mouse,printer,scanner,andsoon).Reattachtheacpoweradapterandrestartthecomputer.Ifthecomputerstilldoesnotstartup,calltheCustomerSupportCenter.SpillsonthekeyboardProblem:Ispillsomethingonthecomputer.Solution:Becausemostliquidsconductelectricity,liquidspilledonthekeyboardcouldcreatenumerousshortcircuitsanddamageyourcomputer.Tosolvetheproblem,dothefollowing:1.Ensurethatnoliquidcreatesashortcircuitbetweenyouandtheacpoweradapter(ifinuse).2.Carefullyunplugtheacpoweradapterimmediately.3.Turnoffthecomputerimmediately.Themorequicklyyoustopthecurrentfrompassingthroughthecomputerthemorelikelyyouwillreducedamagefromshortcircuits.Attention:Althoughyoumightlosesomedataorworkbyturningoffthecomputerimmediately,leavingthecomputeronmightmakeyourcomputerunusable.4.Donotturnoveryourcomputer.Theliquidwillbedrainedoutthroughthekeyboarddrainageholes.5.Waituntilyouarecertainthatalltheliquidisdrybeforeturningonyourcomputer.76Yoga370UserGuide

Errormessages•Message:0177:BadSVPdata,stopPOSTtask.Solution:ChecksumofthesupervisorpasswordintheEEPROMisnotcorrect.Thesystemboardshouldbereplaced.Havethecomputerserviced.•Message:0183:BadCRCofSecuritySettingsinEFIVariable.EnterThinkPadSetup.Solution:ChecksumoftheSecuritysettingsintheEFIVariableisnotcorrect.EnterThinkPadSetuptochecksecuritysettings,pressF10,andthenpressEntertorestartthesystem.Ifyoustillhaveaproblem,havethecomputerserviced.•Message:0187:EAIAdataaccesserrorSolution:TheaccesstoEEPROMisfailed.Havethecomputerserviced.•Message:0188:InvalidRFIDSerializationInformationAreaSolution:TheEEPROMchecksumisnotcorrect(block#0and1).Thesystemboardshouldbereplaced,andtheboxserialnumbermustbereinstalled.Havethecomputerserviced.•Message:0189:InvalidRFIDconﬁgurationinformationareaSolution:TheEEPROMchecksumisnotcorrect(block#4and5).Thesystemboardshouldbereplaced,andtheuniversallyuniqueidentiﬁer(UUID)mustbereinstalled.Havethecomputerserviced.•Message:0190:Criticallow-batteryerrorSolution:Thecomputerturnedoffbecausethebatterypowerislow.Connecttheacpoweradaptertothecomputerandchargethebatteries.•Message:0191:SystemSecurity-InvalidremotechangerequestedSolution:Thesystemconﬁgurationchangehasfailed.Conﬁrmtheoperationandtryagain.Tocleartheerror,enterThinkPadSetup.•Message:0199:SystemSecurity-Securitypasswordretrycountexceeded.Solution:Thismessageisdisplayedifyouenterawrongsupervisorpasswordmorethanthreetimes.Conﬁrmthesupervisorpasswordandtryagain.Tocleartheerror,enterThinkPadSetup.•Message:0270:RealTimeClockError.Solution:SystemRealTimeClockisnotfunctional.Havethecomputerserviced.•Message:0271:CheckDateandTimesettings.Solution:Thedateorthetimeisnotsetinthecomputer.EnterThinkPadSetupandsetthedateandtime.•Message:1802:Unauthorizednetworkcardispluggedin-Poweroffandremovethenetworkcard.Solution:Thewirelessnetworkcardisnotsupportedonthiscomputer.Removeit.•Message:1820:Morethanoneexternalﬁngerprintreadersareattached.Solution:Turnoffandremoveallbutthereaderthatyousetupwithinyourmainoperatingsystem.•Message:2100:Detectionerroronstoragedevice(MainSATAHDD)Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.•Message:2101:Detectionerroronstoragedevice(MainNVMeHDD)Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.•Message:2102:Detectionerroronstoragedevice(M.2SATASSD)Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.•Message:2103:Detectionerroronstoragedevice(Optane)Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.•Message:2110:ReaderroronHDD0(MainHDD)Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.Chapter7.Troubleshootingcomputerproblems77

•Message:2111:ReaderroronSSD1(M.2)Solution:TheM.2solid-statedriveisnotworking.HavetheM.2solid-statedriveserviced.•Message:2112:ReaderroronSSD2(M.2)Solution:TheM.2solid-statedriveisnotworking.HavetheM.2solid-statedriveserviced.•Message:2200:MachineTypeandSerialNumberareinvalid.Solution:MachineTypeandSerialNumberareinvalid.Havethecomputerserviced.•Message:2201:MachineUUIDisinvalid.Solution:MachineUUIDisinvalid.Havethecomputerserviced.•Message:FanerrorSolution:Coolingfanhasfailed.Shutdownthecomputerimmediatelyandhavethecomputerserviced.•Message:ThermalsensingerrorSolution:Thethermalsensorhasaproblem.Shutdownthecomputerimmediatelyandhavethecomputerserviced.•Message:Error:Thenon-volatilesystemUEFIvariablestorageisnearlyfull.Note:Thiserrorindicatesthattheoperatingsystemorprogramscannotcreate,modify,ordeletedatainthenon-volatilesystemUEFIvariablestorageduetoinsufﬁcientstoragespaceafterPOST.Thenon-volatilesystemUEFIvariablestorageisusedbytheUEFIBIOSandbytheoperatingsystemorprograms.Thiserroroccurswhentheoperatingsystemorprogramsstorelargeamountsofdatainthevariablestorage.AlldataneededforPOST,suchasBIOSsetupsettings,chipset,orplatformconﬁgurationdata,arestoredinaseparateUEFIvariablestorage.Solution:PressF1aftertheerrormessageisdisplayedtoenterThinkPadSetup.Adialogaskstheuserforconﬁrmationtocleanupthestorage.Iftheuserselects“Yes” ,alldatathatwerecreatedbytheoperatingsystemorprogramswillbedeletedexceptglobalvariablesdeﬁnedbytheUniﬁedExtensibleFirmwareInterfaceSpeciﬁcation.Iftheuserselects“No”,alldatawillbekept,buttheoperatingsystemorprogramswillnotbeabletocreate,modify,ordeletedatainthestorage.Ifthiserrorhappensataservicecenter,Lenovoauthorizedservicepersonnelwillcleanupthenon-volatilesystemUEFIvariablestorageusingtheprecedingsolution.BeeperrorsLenovoSmartBeeptechnologyenablesyoutodecodebeeperrorswithyoursmartphonewhenablackscreenoccurswithbeepsfromyourcomputer.TodecodethebeeperrorwithLenovoSmartBeeptechnology,dothefollowing:1.Gotohttp://www.support.lenovo.com/smartbeeporscanthefollowingQRCode.2.Downloadtheproperdiagnosticappandinstallitonyoursmartphone.3.Runthediagnosticappandplacethesmartphonenearthecomputer.78Yoga370UserGuide

4.PresstheFnkeyonyourcomputertoemitthebeepagain.Thediagnosticappdecodesthebeeperrorandshowspossiblesolutionsonthesmartphone.Thefollowingsectiondescribessomebeeperrorsandthecorrespondingsolutions.Note:DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenterorproductdocumentation.OnlyuseaLenovo-authorizedserviceprovidertorepairyourproduct.ErrorcodesSolutions0001:Reseterror(platformresetnotde-asserted)1.Reinstallthecoin-cellbattery.2.Replacethesystemboard.0281:GeneralembeddedcontrollererrorReplacethesystemboard.0282:Memorymoduleerror1.Reinstallorreplacethememorymodule.2.Replacethesystemboard.0283:PCIresourceerror1.Reinstallthecoin-cellbattery.2.Replacethesystemboard.0284:TCG-compliantfunctionality-relatederror(mightbetheBIOScodevalidationfailure)Replacethesystemboard.0285:TCG-compliantfunctionality-relatederror(mightbetheTPMinitializationfailure)Replacethesystemboard.0286:IntegratedgraphicserrorReplacethesystemboard.0287:Discretegraphicserror1.Reinstallorreplacethediscretegraphicscard.2.Replacethesystemboard.0288:Computerdisplayerror1.Reconnectthedisplaycableonboththesystemboardsideandthecomputerdisplayside.2.Replacethecomputerdisplay.MemorymoduleproblemsPrinttheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.Problem:Mymemorymoduleisnotoperatingproperly.Solution:Checkthefollowingitems:1.Verifythatthememorymoduleisinstalledandseatedcorrectlyinyourcomputer.Removealladdedmemorymodulestotestthecomputerwithonlythefactory-installedmemorymodules,andthenreinstallthememorymoduleoneatatimetoensureaproperconnection.2.Checkforerrormessagesduringstartup.Followtheappropriatecorrectiveactionsforpower-onself-test(POST)errormessages.3.VerifythatthelatestUEFIBIOSforyourmodelhasbeeninstalled.4.Verifythepropermemoryconﬁgurationandcompatibilityincludingthemaximummemorysizeandthememoryspeed.5.Rundiagnosticprograms.See“DiagnosingproblemswithLenovoCompanion”onpage75.Ethernetproblems•Problem:Mycomputercannotconnecttothenetwork.Solution:Chapter7.Troubleshootingcomputerproblems79

Ensurethat:–TheEthernetextensionadapterisconnectedcorrectly.ThenetworkcablemustbesecurelyconnectedbothtotheEthernetextensionadapterandtotheRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis100meters.Ifthecableisconnectedandthedistanceiswithinacceptablelimitsbuttheproblempersists,tryadifferentcable.–Youareusingthecorrectdevicedriver.Toinstallthecorrectdriver,dothefollowing:1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickHardwareandSound➙DeviceManager.Ifyouarepromptedforanadministratorpasswordorconﬁrmation,typethepasswordorprovideconﬁrmation.3.Double-clickNetworkadapterstoviewallnetworkadapters.Ifanexclamationmark!isdisplayednexttotheadaptername,youmightnotbeusingthecorrectdriverorthedrivermighthavebeendisabled.4.Right-clickthehighlightedadapter,clickUpdateDriverSoftware,andthenfollowtheinstructionsonthescreentoupdatethedriver.–Theswitchportandtheadapterhavethesameduplexsetting.Ifyouconﬁguredtheadapterforfullduplex,ensurethattheswitchportalsoisconﬁguredforfullduplex.Settingawrongduplexmodecandegradeperformance,causedataloss,orresultinlostconnections.–Youhaveinstalledallnetworkingsoftwarethatisnecessaryforyournetworkenvironment.CheckwithyourLANadministratorforthenecessarynetworkingsoftware.•Problem:Theadapterstopsworkingfornoapparentreason.Solution:Thenetworkdriverﬁlesmightbecorruptormissing.•Problem:MycomputerisaGigabitEthernetmodelandIuseaspeedof1000Mbps,theconnectionfailsorerrorsoccur.Solution:–UseCategory5wiringandensurethatthenetworkcableissecurelyconnected.–Connecttoa1000BASE-Thub/switch(not1000BASE-X).•Problem:TheWakeonLANfeatureisnotworking.Solution:EnsurethatWakeonLANisenabledinThinkPadSetup.Ifitis,checkwithyourLANadministratorforthenecessarysettings.•Problem:MycomputerisaGigabitEthernetmodel,butitcannotconnecttothenetworkat1000Mbps.Instead,itconnectsat100Mbps.Solution:–TryanotherEthernetcable.–Ensurethatthelinkpartnerissettoauto-negotiate.–Ensurethattheswitchis802.3ab-compliant(gigabitovercopper).Wireless-LANproblemProblem:Icannotconnecttothenetworkusingthebuilt-inwirelessnetworkcard.Solution:Ensurethat:•TheAirplanemodeisoff.80Yoga370UserGuide

•Yourwireless-LANdriveristhelatestversion.•Yourcomputeriswithintherangeofawirelessaccesspoint.•Thewirelessradioisenabled.Awireless-WANproblemProblem:AmessageisdisplayedindicatingthatanunauthorizedWANcardisinstalled.Solution:TheWANcardisnotsupportedonthiscomputer.RemovetheWANcard.Formoreinformation,see“Replacingthewireless-WANcard”onpage96.Note:Somemodelsdonothaveawireless-WANcard.BluetoothproblemNote:CheckyourconnectionanytimeandensurethatnootherBluetooth-enableddeviceissearchingforthedevicetowhichyouwanttoconnect.SimultaneoussearchingisnotallowedintheBluetoothconnection.Problem:SounddoesnotcomefromtheBluetoothheadset/headphonesbutcomesfromthelocalspeakereventhoughtheBluetoothheadset/headphonesisconnectedusingaHeadsetproﬁleorAVproﬁle.Solution:Dothefollowing:1.Exittheprogramthatusesthesounddevice(forexample,WindowsMediaPlayer).2.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.3.ClickHardwareandSound➙Sound➙Playback.4.IfyouareusingaHeadsetproﬁle,selectBluetoothHands-freeAudioandclicktheSetDefaultbutton.IfyouareusinganAVproﬁle,selectStereoAudioandclicktheSetDefaultbutton.5.ClickOKtoclosetheSoundwindow.ThinkPadpointingdeviceproblems•Problem:Thepointerdriftswhenthecomputeristurnedonorafteritresumesnormaloperation.Solution:ThepointermightdriftwhenyouarenotusingtheTrackPointpointingdeviceduringnormaloperation.ThisisanormalcharacteristicoftheTrackPointpointingdeviceandisnotadefect.Pointerdriftingmightoccurforseveralsecondsunderthefollowingconditions:–Whenthecomputeristurnedon–Whenthecomputerresumesnormaloperation–WhentheTrackPointpointingdeviceiskeptpressedforalongtime–Whenthetemperaturechanges•Problem:TheTrackPointpointingdeviceortrackpaddoesnotwork.Solution:EnsurethattheTrackPointpointingdeviceortrackpadisenabledintheMousePropertieswindow.Formoreinformation,see“CustomizingtheThinkPadpointingdevice”onpage26.Keyboardproblems•Problem:Allorsomekeysonthekeyboarddonotwork.Solution:Ifanexternalnumerickeypadisconnected:1.Turnoffthecomputer.2.Removetheexternalnumerickeypad.Chapter7.Troubleshootingcomputerproblems81

3.Turnonthecomputerandtryusingthekeyboardagain.Ifthekeyboardproblemisresolved,carefullyreconnecttheexternalnumerickeypad.Iftheproblempersists,ensurethatthecorrectdevicedriverisinstalledbydoingthefollowing:1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.2.ClickKeyboard.3.SelecttheHardwaretab.IntheDevicePropertiespane,makesurethatyouseethismessage:DeviceStatus:Thisdeviceisworkingproperly.Ifkeysonthekeyboardstilldonotwork,havethecomputerserviced.•Problem:Allorsomekeysontheexternalnumerickeypaddonotwork.Solution:Ensurethattheexternalnumerickeypadiscorrectlyconnectedtothecomputer.Computerscreenproblems•Problem:MyscreenkeepsblankingwhenIdonotwantitto.Solution:Dothefollowing:1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickHardwareandSound➙PowerOptions.3.Showtheadditionalplans,andthenselectHighperformance.•Problem:WhenIturnonthecomputer,nothingisdisplayedonthescreenandthecomputerdoesnotbeepwhilestartingup.Note:Ifyouarenotsurewhetheryouheardanybeeps,turnoffthecomputerbypressingandholdingthepowerbuttonforfoursecondsormore.Thenturnonthecomputerandlistenagain.Solution:Ensurethat:–Theacpoweradapterisconnectedtothecomputerandthepowercordispluggedintoaworkingelectricaloutlet.–Thecomputeristurnedon.(Pressthepowerbuttonagainforconﬁrmation.)–Thebrightnesslevelofthescreenisappropriatelyset.Ifapower-onpasswordisset,pressanykeytodisplaythepromptforthepower-onpasswordandthentypethecorrectpasswordandpressEnter.Iftheseitemsarecorrectlyset,andthescreenremainsblank,havethecomputerserviced.•Problem:WhenIturnonthecomputer,onlyawhitecursorisdisplayedonablankscreen.Solution:Ifyouhavemodiﬁedapartitiononyourharddiskdrivebyusingpartitionsoftware,informationaboutthatpartition,orthemasterbootrecordmighthavebeendestroyed.Dothefollowingtotrytosolvetheproblem:1.Turnoffthecomputer,andthenturnitonagain.2.Ifyoustillseeonlythecursoronthescreen,dothefollowing:–Ifyouhaveusedpartitionsoftware,examinethepartitionontheharddiskdrivebyusingthesoftware,andrecoverthepartitionifrequired.–Usetherecoverysolutionstorestorethesystemtothefactorydefaultstate.Formoreinformation,seeChapter8“Recoveryinformation”onpage91.Iftheproblempersists,havethecomputerserviced.•Problem:Thescreengoesblankwhilethecomputerison.82Yoga370UserGuide

Solution:Yourscreensaverorpowermanagementmighthavebeenenabled.Dooneofthefollowing:–TouchtheTrackPointpointingdeviceorthetrackpad,orpressakeytoexitthescreensaver.–Pressthepowerbuttontoresumethecomputerfromsleeporhibernationmode.•Problem:Thescreenisblank.Solution:Dothefollowing:1.Pressthedisplay-modeswitchingkeytobringuptheimage.2.Ifyouareusingtheacpoweradapter,orusingthebatteryandthebatterygaugeshowsthatthebatteryisnotdepleted,pressthebrightness-upkeytomakethescreenbrighter.3.Ifyourcomputerisinsleepmode,pressFntoresumethecomputerfromsleepmode.4.Iftheproblempersists,followthesolutionforthefollowingproblem.•Problem:Thescreenisunreadableordistorted.Solution:Ensurethat:–Thedisplaydevicedriverisinstalledcorrectly.–Thescreenresolutionandcolorqualityarecorrectlyset.–Themonitortypeiscorrect.Tocheckthesesettings,dothefollowing:1.Right-clickonthedesktop,andclickDisplaysettings➙Advanceddisplaysettings.Note:Ifyourcomputercannotdetecttheexternalmonitor,clickDetectintheDisplaywindow.2.SelecttheexternalmonitorandsetResolution.3.ClickDisplayadapterproperties.4.ClicktheMonitortab.Checkthemonitorinformationtomakesurethatthemonitortypeiscorrect.Ifitis,clickOKtoclosethewindow;otherwiseproceedwiththefollowingsteps.5.Ifmorethantwomonitortypesaredisplayed,selectGenericPnPMonitororGenericNon-PnPMonitor.6.ClickProperties.Ifyouarepromptedforanadministratorpasswordorconﬁrmation,typethepasswordorprovideconﬁrmation.7.ClicktheDrivertab.8.ClickUpdateDriver.9.ClickBrowsemycomputerfordriversoftware,andthenclickLetmepickfromalistofdevicedriversonmycomputer.10.CleartheShowcompatiblehardwarecheckbox.11.Selectthecorrectmanufacturerandmodelfortheexternalmonitor.Ifyoucannotﬁndyourmonitoronthelist,stoptheinstallationofthisdriverandusethedrivershippedwithyourmonitor.12.Afterupdatingthedriver,clickClose.•Problem:Incorrectcharactersaredisplayedonthescreen.Solution:Ensurethatyouinstalltheoperatingsystemandprogramcorrectly.Iftheproblempersists,havethecomputerserviced.•Problem:ItrytoturnoffmycomputerbutthescreenstaysonandIcannotcompletelyturnoffmycomputer.Solution:Pressandholdthepowerbuttonforfoursecondsormoretoturnoffthecomputer.•Problem:Missing,discolored,orbrightdotsappearonthescreeneverytimeIturnonmycomputer.Chapter7.Troubleshootingcomputerproblems83

Solution:ThisisanintrinsiccharacteristicoftheTFTtechnology.Yourcomputerdisplaycontainsmultiplethin-ﬁlmtransistors(TFTs).Onlyaverysmallnumberofmissing,discolored,orbrightdotsonthescreenmightexistallthetime.Externalmonitorproblems•Problem:Theexternalmonitorisblank.Solution:Tobringuptheimage,pressthedisplay-modeswitchingkeyandselectthemonitoryouwant.Iftheproblempersists,dothefollowing:1.Connecttheexternalmonitortoanothercomputertoensurethatitworks.2.Reconnecttheexternalmonitortoyourcomputer.3.Seethemanualshippedwiththeexternalmonitortochecktheresolutionsandrefreshratesthataresupported.–Iftheexternalmonitorsupportsthesameresolutionasthecomputerdisplayorahigherresolution,viewoutputontheexternalmonitororonboththeexternalmonitorandthecomputerdisplay.–Iftheexternalmonitorsupportsalowerresolutionthanthecomputerdisplay,viewoutputontheexternalmonitoronly.(Ifyouviewoutputonboththecomputerdisplayandtheexternalmonitor,theexternalmonitorscreenwillbeblankordistorted.)•Problem:Icannotsetahigherresolutionthanthepresentoneonmyexternalmonitor.Solution:Ensurethatthemonitorinformationiscorrect.Ifnecessary,updatethemonitordriver.•Problem:Thescreenisunreadableordistorted.Solution:Ensurethat:–Themonitorinformationiscorrectandtheappropriatemonitortypeisselected.Ifnecessary,updatethemonitordriver.–Ensurethatanappropriaterefreshrateisselectedbydoingthefollowing:1.Connecttheexternalmonitortothemonitorconnector,andthenconnectthemonitortoanelectricaloutlet.2.Turnontheexternalmonitorandthecomputer.3.Right-clickonthedesktop,andclickDisplaysettings➙Advanceddisplaysettings.Note:Ifyourcomputercannotdetecttheexternalmonitor,clickDetectintheDisplaywindow.4.Clicktheiconfortheappropriatemonitor(Monitor-2iconisfortheexternalmonitor).5.ClickDisplayadapterproperties.6.ClicktheMonitortab.7.Selectthecorrectscreenrefreshrate.•Problem:Wrongcharactersaredisplayedonthescreen.Solution:Ensurethatyoufollowthecorrectprocedurewheninstallingtheoperatingsystemandprogram.Iftheyareinstalledandconﬁguredcorrectly,buttheproblemstillpersists,havetheexternalmonitorserviced.•Problem:TheExtenddesktopfunctiondoesnotwork.Solution:EnabletheExtenddesktopfunction.•Problem:IamusingtheExtenddesktopfunction,butIcannotsetahigherresolutionorhigherrefreshrateonthesecondarydisplay.Solution:Changetheresolutionandthecolordepthtolowersettingsfortheprimarydisplay.•Problem:Displayswitchingdoesnotwork.84Yoga370UserGuide

Solution:IfyouusetheExtenddesktopfunction,disableit,andchangethedisplayoutputlocation.IfaDVDmovieoravideoclipisplaying,stoptheplayback,closetheprogram,andthenchangethedisplayoutputlocation.•Problem:Thescreenpositionontheexternalmonitorisincorrectwhenthatmonitorissetforahighresolution.Solution:Sometimes,whenyouuseahighresolutionsuchas1600x1200pixels,theimageisshiftedtotheleftorrightonthescreen.Tocorrectthis,ﬁrstensurethatyourexternalmonitorsupportsthedisplaymode(theresolutionandtherefreshrate)thatyouhaveset.Ifitdoesnot,setadisplaymodethatthemonitorsupports.Ifitdoessupportthedisplaymodeyouhaveset,gotothesetupmenuforthemonitoritselfandadjustthesettingsthere.Usuallytheexternalmonitorhasbuttonsforaccesstothesetupmenu.Formoreinformation,seethedocumentationthatcomeswiththemonitor.Audioproblems•Problem:WaveorMIDIsounddoesnotplayproperly.Solution:Ensurethatthebuilt-inaudiodeviceisconﬁguredcorrectly.1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickHardwareandSound.3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconﬁrmation,typethepasswordorprovideconﬁrmation.4.Double-clickSound,videoandgamecontrollers.5.EnsurethatthedevicefollowingSound,videoandgamecontrollersisenabledandconﬁguredcorrectly.•Problem:Recordingsmadebyusingthemicrophoneinputarenotloudenough.Solution:EnsurethattheMicrophoneBoostfunctionisturnedonandsetbydoingthefollowing:1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickHardwareandSound.3.ClickSound.4.ClicktheRecordingtabintheSoundwindow.5.SelectMicrophone,andclickthePropertiesbutton.6.ClicktheLevelstab,andmovetheMicrophoneBoostsliderupwards.7.ClickOK.Note:Formoreinformationaboutcontrollingvolume,seeyourWindowsonlinehelp.•Problem:Icannotmovethevolumesliderorbalanceslider.Solution:Theslidermightbegrayedout.Thismeansthatitspositionisﬁxedbythehardwareandcannotbechanged.•Problem:Thevolumeslidersdonotstayinplacewhensomeaudioprogramsareused.Solution:Itisnormalforthesliderstochangepositionwhencertainsoundprogramsareused.TheprogramsareawareofthesettingsintheVolumeMixerwindowandareenabledtochangethesettingsthemselves.AnexampleistheWindowsMediaPlayerprogram.Usuallytheprogramhasslidersavailabletocontrolthesoundfromwithintheprogram.•Problem:Thebalanceslidercannotcompletelymuteonechannel.Solution:Thecontrolisdesignedtocompensateforminordifferencesinbalanceanddoesnotcompletelymuteeitherchannel.•Problem:ThereisnovolumecontrolforMIDIsoundintheVolumeMixerwindow.Chapter7.Troubleshootingcomputerproblems85

Solution:Usethehardwarevolumecontrol.Thisisbecausethebuilt-insynthesizersoftwaredoesnotsupportthecontrol.•Problem:ThesoundcannotbeturnedoffevenifIsettheMastervolumecontrolatminimum.Solution:YoustillcanhearsomesoundeventhoughyouhavesettheMastervolumecontrolatminimum.Toturnoffthesoundcompletely,gototheMastervolumecontrolandselectMutespeakers.•Problem:WhenIconnectheadphonestomycomputerwhileplayingsound,aspeakerdoesnotproducesound.Solution:Whentheheadphonesareattached,thestreamingisautomaticallyredirectedtoit.Ifyouwanttolistentosoundfromthespeakersagain,ensurethatyousetthosespeakersasthedefaultdevice.Formoreinformation,seethehelpinformationsystemforRealtekHDAudioManager.Fingerprintreaderproblems•Problem:Thesurfaceofthereaderisdirty,stained,orwet.Solution:Gentlycleanthesurfaceofthereaderwithadry,soft,lint-freecloth.•Problem:Thereaderoftenfailstoenrollorauthenticateyourﬁngerprint.Solution:Ifthesurfaceofthereaderisdirty,stained,orwet,gentlycleanthesurfaceofthereaderwithadry,soft,lint-freecloth.Fortipsonhowtomaintaintheﬁngerprintreader,see“Usingtheﬁngerprintreader”onpage54.Batteryproblems•Problem:Thebatterycannotbefullychargedinthestandardchargetimewhenthecomputerispoweredoff.Solution:Thebatterymightbeover-discharged.Dothefollowing:1.Turnoffthecomputer.2.Connecttheacpoweradaptertothecomputerandletitcharge.Ifthebatterycannotbefullychargedin24hours,contactLenovotoreplacethebattery.•Problem:Thecomputershutsdownbeforethebatterystatusiconshowsthatthebatteryisempty.Solution:Dischargeandrechargethebattery.•Problem:Thecomputeroperatesafterthebatterystatusiconshowsthatthebatteryisempty.Solution:Dischargeandrechargethebattery.•Problem:Theoperatingtimeforafullychargedbatteryisshort.Solution:Dischargeandrechargethebattery.Ifyourbatteryoperatingtimeisstillshort,contactLenovotoreplacethebattery.•Problem:Thecomputerdoesnotoperatewithafullychargedbattery.Solution:Thesurgeprotectorinthebatterymightbeactive.Turnoffthecomputerforoneminutetoresettheprotector;thenturnonthecomputeragain.•Problem:Thebatterycannotgetcharged.Solution:Youcannotchargethebatterywhenitistoohot.Ifthebatteryfeelshot,turnoffthecomputerandwaitforawhiletoletitcooltoroomtemperature.Afteritcools,rechargethebattery.Ifitstillcannotbecharged,haveitserviced.acpoweradapterproblemProblem:Theacpoweradapterisconnectedtothecomputerandtheworkingelectricaloutlet,butthepoweradapter(powerplug)iconisnotdisplayedintheWindowsnotiﬁcationarea.Theacpowerindicatoralsodoesnotlightup.86Yoga370UserGuide

Solution:Dothefollowing:1.Ensurethattheconnectionoftheacpoweradapteriscorrect.2.Iftheconnectionoftheacpoweradapteriscorrect,turnoffthecomputer,andthendisconnecttheacpoweradapter.3.Reconnecttheacpoweradapter,andthenturnonthecomputer.4.IfthepoweradaptericonstillisnotdisplayedintheWindowsnotiﬁcationarea,havetheacpoweradapterandyourcomputerserviced.PowerproblemsPrinttheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.•Problem:Mycomputerisgettingnopoweratall.Solution:Checkthefollowingitems:1.Verifythepowerbutton.Thepowerbuttonisilluminatedwheneverthecomputerison.2.Checkallpowerconnections.Removeanypowerstripsandsurgeprotectorstoconnecttheacpoweradapterdirectlytotheacpoweroutlet.3.Inspecttheacpoweradapter.Checkforanyphysicaldamage,andensurethatthepowercableisﬁrmlyattachedtotheadapterbrickandthecomputer.4.Verifythattheacpowersourceisworkingbyattachinganotherdevicetotheoutlet.•Problem:Mycomputerdoesnotrunonbatterypower.Solution:Checkthefollowingitems:1.Ifthebatteryrunsoutofpower,attachtheacpoweradaptertorechargethebattery.2.Ifthebatteryischargedbutthecomputerdoesnotrun,contactLenovotoreplacethebatterywithanewone.•Problem:Thesystemdoesnotrespond,andIcannotturnoffthecomputer.Solution:Turnoffthecomputerbypressingandholdingthepowerbuttonforfoursecondsormore.Ifthesystemstilldoesnotrespond,removetheacpoweradapter.Thenresetthesystembyinsertingastraightenedpaperclipintotheemergency-resethole.PowerbuttonproblemProblem:Thesystemdoesnotrespond,andIcannotturnoffthecomputer.Solution:Turnoffthecomputerbypressingandholdingthepowerbuttonforfoursecondsormore.Ifthesystemstilldoesnotrespond,removetheacpoweradapter.Thenresetthesystembyinsertingastraightenedpaperclipintotheemergency-resethole.BootproblemPrinttheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.•Problem:Ireceiveanerrormessagebeforetheoperatingsystemloads.Solution:Followtheappropriatecorrectiveactionsforpower-onself-test(POST)errormessages.•Problem:IreceiveanerrormessagewhiletheoperatingsystemisloadingthedesktopconﬁgurationafterthePOSTiscompleted.Solution:FindsolutionsbysearchingfortheerrormessageatthefollowingWebsites:–http://www.lenovo.com/supportChapter7.Troubleshootingcomputerproblems87

–https://support.microsoft.com/Sleepandhibernationproblems•Problem:Thecomputerenterssleepmodeunexpectedly.Solution:Ifthemicroprocessoroverheats,thecomputerautomaticallyenterssleepmodetoallowthecomputertocoolandtoprotectthemicroprocessorandotherinternalcomponents.Checkthesettingsforsleepmode.•Problem:Thecomputerenterssleepmodeimmediatelyafterthepower-onself-test.Solution:Ensurethat:–Thebatteryischarged.–Theoperatingtemperatureiswithintheacceptablerange.See“Operatingenvironment”onpage12.Iftheproblempersists,havethecomputerserviced.•Problem:Acriticallow-batteryerroroccurs,andthecomputerimmediatelyturnsoff.Solution:Thebatterypowerisgettinglow.Plugtheacpoweradapterintoanelectricaloutletandthenintothecomputer.•Problem:ThecomputerdisplayremainsblankafteryoupressFntoresumefromsleepmode.Solution:Checkwhetheranexternalmonitorwasdisconnectedorturnedoffwhilethecomputerwasinsleepmode.Ifyoudisconnectedorturnedofftheexternalmonitor,connectitorturnitonbeforeresumingthecomputerfromsleepmode.Whenresumingthecomputerfromsleepmodewithoutattachingtheexternalmonitororturningiton,andthecomputerdisplayremainsblank,pressthedisplay-modeswitchingkeytobringupthecomputerdisplay.•Problem:Thecomputerdoesnotresumefromsleepmode,orthesystemstatusindicatorblinksslowlyandthecomputerdoesnotwork.Solution:Ifthesystemdoesnotresumefromsleepmode,itmighthaveenteredsleeporhibernationmodeautomaticallybecausethebatteryisdepleted.Checkthesystemstatusindicator.–Ifthesystemstatusindicatorblinksslowly,yourcomputerisinsleepmode.Connecttheacpoweradaptertothecomputer;thenpressFn.–Ifthesystemstatusindicatorisoff,yourcomputerhasnopowerorisinhibernationmode.Connecttheacpoweradaptertothecomputer;thenpressthepowerbuttontoresumeoperation.Ifthesystemstilldoesnotresumefromsleepmode,yoursystemmightstoprespondingandyoumightnotbeabletoturnoffthecomputer.Inthiscase,youmustresetthecomputer.Ifyouhavenotsavedyourdata,itmightbelost.Toresetthecomputer,insertastraightenedpaperclipintotheemergency-resethole.•Problem:Yourcomputerdoesnotentersleeporhibernationmode.Solution:Checkwhetheranyoptionhasbeenselectedtodisableyourcomputerfromenteringsleeporhibernationmode.Ifyourcomputertriestoentersleepmodebuttherequestisrejected,thedeviceattachedtotheUSBconnectormighthavebeendisabled.Ifthisoccurs,doahot-unplug-and-plugoperationfortheUSBdevice.•Problem:Thebatterydischargesslightlywhilethecomputerisinhibernationmode.Solution:Ifthewakeupfunctionisenabled,thecomputerconsumesasmallamountofpower.Thisisnotadefect.ThinkPadPenProproblemProblem:TheThinkPadPenProdoesnotperformwell.88Yoga370UserGuide

Solution:Thebatterypowerforthepenmightbelow.Ensurethatyourcomputerison.Theninsertthepenintothepenslottochargethepenforaboutﬁveminutes.SoftwareproblemProblem:Aprogramdoesnotrunproperly.Solution:Ensurethattheproblemisnotbeingcausedbytheprogram.Checkthatyourcomputerhastheminimumrequiredmemorytoruntheprogram.Seethemanualssuppliedwiththeprogram.Checkthefollowing:•Theprogramisdesignedtooperatewithyouroperatingsystem.•Otherprogramsrunproperlyonyourcomputer.•Thenecessarydevicedriversareinstalled.•Theprogramworkswhenitisrunonsomeothercomputer.Ifanerrormessageisdisplayedwhileyouareusingtheprogram,seethemanualsorhelpsystemsuppliedwiththeprogram.Iftheprogramstilldoesnotrunproperly,contactyourplaceofpurchaseoraservicerepresentativeforhelp.USBproblemProblem:AdeviceconnectedtotheUSBconnectordoesnotwork.Solution:EnsurethattheUSBportisenabledintheThinkPadSetup.OpentheDeviceManagerwindow.EnsurethattheUSBdevicesetupiscorrect,andthattheassignmentofcomputerresourceandtheinstallationofthedevicedriverarecorrect.ToopentheDeviceManagerwindow,gotoControlPanelandensurethatyouviewControlPanelbyCategory,andclickHardwareandSound➙DeviceManager.Ifyouarepromptedforanadministratorpasswordorconﬁrmation,typethepasswordorprovideconﬁrmation.Referto“DiagnosingproblemswithLenovoCompanion”onpage75andrunadiagnostictestoftheUSBconnector.Chapter7.Troubleshootingcomputerproblems89

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Chapter8.RecoveryinformationThischapterprovidesinformationabouttheWindowsrecoverysolutionsontheWindows10operatingsystem.ResettingyourcomputerIfyourcomputerdoesnotperformwell,youmightconsiderresettingyourcomputer.Intheresettingprocess,youcanchoosetokeepyourﬁlesorremovethem,andthenreinstalltheWindowsoperatingsystem.Toresetyourcomputer,dothefollowing:Note:Theitemsinthegraphicaluserinterface(GUI)mightchangewithoutnotice.1.OpentheStartmenu,andthenclickSettings➙Update&security➙Recovery.2.IntheResetthisPCsection,clickGetstarted.3.Followtheinstructionsonthescreentoresetyourcomputer.UsingadvancedstartupoptionsTheadvancedstartupoptionsenableyoutodothefollowing:•Changetheﬁrmwaresettingsofthecomputer•ChangethestartupsettingsoftheWindowsoperatingsystem•Startthecomputerfromanexternaldevice•RestoretheWindowsoperatingsystemfromasystemimageTouseadvancedstartupoptions,dothefollowing:Note:Theitemsinthegraphicaluserinterface(GUI)mightchangewithoutnotice.1.OpentheStartmenu,andthenclickSettings➙Update&security➙Recovery.2.IntheAdvancedstartupsection,clickRestartnow➙Troubleshoot➙Advancedoptions.3.Selectastartupoptionyouwant,andthenfollowtheinstructionsonthescreen.RecoveringyouroperatingsystemifWindows10failstostartTheWindowsrecoveryenvironmentonyourcomputeroperatesindependentlyfromtheWindows10operatingsystem.ItenablesyoutorecoverorrepairtheoperatingsystemeveniftheWindows10operatingsystemfailstostart.Aftertwoconsecutivefailedbootattempts,theWindowsrecoveryenvironmentstartsautomatically.Thenyoucanchooserepairandrecoveryoptionsbyfollowingtheon-screeninstructions.Note:Ensurethatyourcomputerisconnectedtoacpowerduringtherecoveryprocess.CreatingandusingarecoveryUSBdriveYoucancreatearecoveryUSBdriveasabackupfortheWindowsrecoveryprograms.WiththerecoveryUSBdrive,youcantroubleshootandﬁxtheproblemsevenifthepreinstalledWindowsrecoveryprogramsaredamaged.©CopyrightLenovo201791

ItisrecommendedthatyoucreatearecoveryUSBdriveasearlyaspossible.IfyoudidnotcreatearecoveryUSBdriveasaprecautionarymeasure,youcancontactLenovoCustomerSupportCenterandpurchaseonefromLenovo.ForalistoftheLenovoSupportphonenumbersforyourcountryorregion,goto:http://www.lenovo.com/support/phoneCreatingarecoveryUSBdriveTocreatearecoveryUSBdrive,youneedaUSBdrivewithatleast16GBofstoragecapacity.TheactualUSBcapacitythatisrequireddependsonthesizeoftherecoveryimage.Attention:ThecreationprocesswilldeleteanythingstoredontheUSBdrive.Toavoiddataloss,makeabackupcopyofallthedatathatyouwanttokeep.TocreatearecoveryUSBdrive,dothefollowing:Note:Ensurethatyourcomputerisconnectedtoacpowerduringthefollowingprocess.1.ConnectaproperUSBdrive(atleast16GBofstorage)tothecomputer.2.Typerecoveryinthesearchboxonthetaskbar.ThenclickCreatearecoverydrive.3.ClickYesintheUserAccountControlwindowtoallowtheRecoveryMediaCreatorprogramtostart.4.IntheRecoveryDrivewindow,followtheinstructionsonthescreentocreatearecoveryUSBdrive.UsingtherecoveryUSBdriveIfyoucannotstartyourcomputer,refertothecorrespondinginformationinthetopic“Troubleshooting”onpage76totrytosolvetheproblembyyourself.Ifyoustillcannotstartyourcomputer,usetherecoveryUSBdrivetorecoveryourcomputer.TousearecoveryUSBdrive,dothefollowing:Note:Ensurethatyourcomputerisconnectedtoacpowerduringthefollowingprocess.1.ConnecttherecoveryUSBdrivetothecomputer.2.Turnonorrestartthecomputer.BeforetheWindowsoperatingsystemstarts,repeatedlypressF12.TheBootMenuwindowopens.3.SelecttherecoveryUSBdriveasthebootdevice.4.Selectapreferredkeyboardlayout.5.ClickTroubleshoottodisplayoptionalrecoverysolutions.6.Selectacorrespondingrecoverysolutionaccordingtoyoursituation.Thenfollowtheinstructionsonthescreentocompletetheprocess.92Yoga370UserGuide

Chapter9.ReplacingdevicesThischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.StaticelectricitypreventionStaticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.Improperhandlingofstatic-sensitivepartscancausedamagetothepart.WhenyouunpackanoptionoraCustomerReplaceableUnit(CRU),donotopenthestatic-protectivepackageuntiltheinstructionsdirectyoutoinstallthepart.WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautionstoavoidstatic-electricitydamage:•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbytheedges.Nevertouchexposedcircuitry.•Preventothersfromtouchingcomponents.•Beforeyouinstallastatic-sensitiveoptionorCRU,doeitherofthefollowingtoreducestaticelectricityinthepackageandyourbody:–Touchthestatic-protectivepackagethatcontainstheparttoametalexpansion-slotcoverforatleasttwoseconds.–Touchthestatic-protectivepackagethatcontainstheparttootherunpaintedmetalsurfaceonthecomputerforatleasttwoseconds.•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackageandinstallthepartwithoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackageonasmooth,levelsurfaceandplacethepartonthepackage.•Donotplacethepartonthecomputercoverorothermetalsurface.Disablingthebuilt-inbatteryBeforereplacinganyFieldReplaceableUnit(FRU),ensurethatyoudisableFastStartupﬁrstandthendisablethebuilt-inbattery.TodisableFastStartup,dothefollowing:1.Fromthedesktop,typepoweroptioninthesearchboxonthetaskbar,andselectPowerOptions.2.ClickChoosewhatthepowerbuttonsdoontheleftpane.3.ClickChangesettingsthatarecurrentlyunavailableatthetop.4.IfpromptedbyUserAccountControl(UAC),clickY es.5.CleartheTurnonfaststartupcheckbox,andthenclickSavechanges.Todisablethebuilt-inbattery,dothefollowing:1.Turnoffyourcomputeranddisconnecttheacpoweradapterandallcablesfromthecomputer.2.Turnonyourcomputer.Whenthelogoscreenisdisplayed,immediatelypressF1toenterThinkPadSetup.3.SelectConﬁg➙Power.ThePowersubmenuisdisplayed.4.SelectDisablebuilt-inbatteryandpressEnter.©CopyrightLenovo201793

5.SelectYesintheSetupConﬁrmationwindow.Thebuilt-inbatteryisdisabledandthecomputerturnsoffautomatically.Waitthreetoﬁveminutestoletthecomputercool.ReplacingthemicroSIMcardBeforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.MicroSIMcardisasmallplasticcardwithanIntegratedCircuit(IC)chipmountedononesideofthecard.ToreplacethemicroSIMcard,dothefollowing:1.Insertastraightenedpaperclipintotheholeinthemicro-SIM-cardtray1.Thetrayejects.Then,slidethemicro-SIM-cardtrayoutofthecomputer2.2.TakethemicroSIMcardoutofthetray3.3.InstallanewmicroSIMcardintothemicro-SIM-cardtray4.4.Insertthetrayintothecomputer5.ReplacingthebasecoverassemblyBeforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.Toreplacethebasecoverassembly,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.94Yoga370UserGuide

4.Loosenthescrewsandpryupthelatches.Thenremovethebasecoverassembly.5.Installthenewbasecoverassemblyinplaceandtightenthescrews.6.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.Chapter9.Replacingdevices95

Replacingthewireless-WANcardThefollowinginformationonlyappliesforthecomputerwithuser-installablemodules.Beforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.Attention:Beforeyoustartinstallingawireless-WANcard,touchametaltableoragroundedmetalobject.Thisactionreducesanystaticelectricityfromyourbody.Staticelectricitycoulddamagethecard.Toreplacethewireless-WANcard,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.5.Toremovethewireless-WANcard,dothefollowing:a.Disconnectthecablesfromthewireless-WANcard1andremovethescrew2.Thewireless-WANcardisreleasedfromthesecuredpositionandpivotsupward.b.Carefullyremovethewireless-WANcardoutoftheslot3.96Yoga370UserGuide

6.Toinstallanewwireless-WANcard,dothefollowing:a.Alignthecontactedgeofthenewwireless-WANcardwiththekeyintheslot.Thencarefullyinsertthenewwireless-WANcardintotheslotatanangleofabout20degrees1.Pivotthewireless-WANcarddownward2.b.Installthescrewtosecurethewireless-WANcardinplace3.Thenconnectthecablestothewireless-WANcard4.Ensurethatyouattachtheredcabletothemainconnectorandthebluecabletotheauxiliaryconnectoronthewireless-WANcard.7.Reinstallthebasecoverassembly.8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.ReplacingtheM.2solid-statedriveBeforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.Attention:TheM.2solid-statedriveissensitive.Inappropriatehandlingmightcausedamageandpermanentlossofdata.WhenhandlingtheM.2solid-statedrive,observethefollowingguidelines:•ReplacetheM.2solid-statedriveonlyforupgradeorrepair.TheM.2solid-statedriveisnotdesignedforfrequentchangesorreplacement.•BeforereplacingtheM.2solid-statedrive,makeabackupcopyofallthedatathatyouwanttokeep.•DonotapplypressuretotheM.2solid-statedrive.•DonottouchthecontactedgeoftheM.2solid-statedrive.OtherwisetheM.2solid-statedrivemightgetdamaged.•DonotmaketheM.2solid-statedrivesubjecttophysicalshocksorvibration.PuttheM.2solid-statedriveonasoftmaterial,suchascloth,toabsorbphysicalshocks.ToreplacetheM.2solid-statedrive,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.Chapter9.Replacingdevices97

2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.5.Toremovethedrive,dothefollowing:a.Aﬁlmmightcoverthesolid-statedrive.Toaccessthesolid-statedrive,opentheﬁlmﬁrst1.b.RemovethescrewthatsecurestheM.2solid-statedrive2.c.RemovetheM.2solid-statedrive3.98Yoga370UserGuide

6.Toinstallanewdrive,dothefollowing:a.AlignthecontactedgeofthenewM.2solid-statedrivewiththekeyintheslot.ThencarefullyinserttheM.2solid-statedriveintotheslotatanangleofabout20degrees1.PivottheM.2solid-statedrivedownward2.EnsurethattheM.2solid-statedriveisﬁrmlyinstalledintheslotandcannotbemovedeasily.b.InstallthescrewtosecuretheM.2solid-statedrive3.7.Reinstallthebasecoverassembly.8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.ReplacingamemorymoduleBeforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.Increasingmemorycapacityisaneffectivewaytomakeprogramsrunfaster.Youcanincreasememorycapacitybyreplacingoraddingamemorymodule.Note:Theoperatingspeedofthememorymodulehasdependencyonthesystemconﬁguration.Insomeconditions,thememorymoduleinyourcomputermightnotbeabletooperateatthemaximumspeed.Attention:•Beforeyoustartthereplacement,touchagroundedmetalobject.Thisactionreducesanystaticelectricityfromyourbody.Staticelectricitymightdamagethememorymodule.•Donottouchthecontactedgeofthememorymodule.Otherwisethememorymodulemightgetdamaged.Toreplaceamemorymodule,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.Chapter9.Replacingdevices99

5.Openthelatchesonbothsidesofthememoryslotatthesametime1,andthenremovethememorymodule2.6.Insertthenewmemorymoduleintothememoryslotatanangleofabout20degrees1.Pivotthememorymoduledownwarduntilitsnapsintoplace2.Ensurethatthememorymoduleisﬁrmlyinstalledinthememoryslotandcannotbemovedeasily.7.Reinstallthebasecoverassembly.8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.100Yoga370UserGuide

Replacingthecoin-cellbatteryBeforeyoustart,read“Importantsafetyinformation”onpagevandprintthefollowinginstructions.DANGERIfthecoin-cellbatteryisincorrectlyreplaced,thereisdangerofanexplosion.Thecoin-cellbatterycontainsasmallamountofharmfulsubstance.Toavoidpossibleinjury:•ReplaceonlywithabatteryofthetyperecommendedbyLenovo.•Keepthebatteryawayfromﬁre.•Donotexposeittoexcessiveheat.•Donotexposeittowaterorrain.•Donotshort-circuitit.•Donotdrop,crush,puncturethebattery,ormakeitsubjecttostrongforces.Batteryabuseormishandlingcancausethebatterytooverheat,whichcancausegassesorﬂameto"vent"fromthebatteryorcoin-cellbattery.Toreplacethecoin-cellbattery,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage93.2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.4.Removethebasecoverassembly.See“Replacingthebasecoverassembly”onpage94.5.Detachtheconnectorandthenremovethecoin-cellbattery.Chapter9.Replacingdevices101

6.Installthenewcoin-cellbatteryandattachtheconnector.7.Reinstallthebasecoverassembly.8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.9.ResetthesystemdateandtimeintheThinkPadSetupprogram.See“Date/Timemenu”onpage66.102Yoga370UserGuide

Chapter10.GettingsupportThischapterprovidesinformationaboutgettinghelpandsupportfromLenovo.BeforeyoucontactLenovoOften,youcansolveyourcomputerproblemsbyreferringtotheinformationintheexplanationsoferrorcodes,runningdiagnosticprograms,orbyconsultingtheLenovoSupportWebsite.RegisteringyourcomputerRegisteryourcomputerwithLenovo.Formoreinformation,see“Registeringyourcomputer”onpage15.DownloadingsystemupdatesDownloadingupdatedsoftwaremightresolveproblemsyouexperiencewithyourcomputer.Todownloadupdatedsoftware,gotothefollowingWebsiteandfollowtheinstructionsonthescreen:http://www.lenovo.com/supportRecordinginformationBeforeyoutalktoaLenovorepresentative,recordthefollowingimportantinformationaboutyourcomputer.RecordingproblemsymptomsanddetailsCollecttheanswerstothefollowingquestionsbeforeyoucallforhelp.Then,youareabletogethelpasquicklyaspossible.•Whatistheproblem?Isitcontinuousorintermittent?•Isthereanerrormessage?Whatistheerrorcode,ifany?•Whatoperatingsystemareyouusing?Whichversion?•Whichsoftwareapplicationswererunningatthetimeoftheproblem?•Cantheproblembereproduced?Ifso,how?RecordingsysteminformationTheserialnumberlabelisonthebottomofyourcomputer.Recordthemachinetypeandtheserialnumber.•WhatisthenameofyourLenovoproduct?•Whatisthemachinetype?•Whatistheserialnumber?GettinghelpandserviceIfyouneedhelp,service,technicalassistance,ormoreinformationaboutLenovoproducts,youwillﬁndawidevarietyofsourcesavailablefromLenovotoassistyou.Informationaboutyourcomputerandpreinstalledsoftware,ifany,isavailableinthedocumentationthatcomeswithyourcomputerorontheLenovoSupportWebsiteathttp://www.lenovo.com/support.Thedocumentationincludesprintedbooks,onlinebooks,readmeﬁles,andhelpﬁles.©CopyrightLenovo2017103

MicrosoftServicePacksarethelatestsoftwaresourceforWindowsproductupdates.TheyareavailablethroughWebdownload(connectionchargesmightapply)orthroughdiscs.Formorespeciﬁcinformationandlinks,gotohttps://www.microsoft.com.Lenovoofferstechnicalassistancewithinstallationof,orquestionsrelatedto,ServicePacksforyourLenovo-preinstalledMicrosoftWindowsproduct.Formoreinformation,contacttheCustomerSupportCenter.UsingdiagnosticprogramsManycomputerproblemscanbesolvedwithoutoutsideassistance.Ifyouexperienceaproblemwithyourcomputer,theﬁrstplacetostartisthetroubleshootinginformationinyourcomputerdocumentation.Ifyoususpectasoftwareproblem,seethedocumentation,includingreadmeﬁlesandhelpinformationsystems,thatcomewiththeoperatingsystemorprogram.ThinkPadnotebookcomputerscomewithasetofdiagnosticprogramsthatyoucanusetohelpyouidentifyhardwareproblems.See“DiagnosingproblemswithLenovoCompanion”onpage75forinstructionsonhowtousethediagnosticprograms.Thetroubleshootinginformationorthediagnosticprogramsmighttellyouthatyouneedadditionalorupdateddevicedriversorothersoftware.YoucangetthelatesttechnicalinformationanddownloaddevicedriversandupdatesfromtheLenovoSupportWebsiteat:http://www.lenovo.com/supportLenovoSupportWebsiteTechnicalsupportinformationisavailableontheLenovoSupportWebsiteathttp://www.lenovo.com/support.ThisWebsiteisupdatedwiththelatestsupportinformationsuchasthefollowing:•Driversandsoftware•Diagnosticsolutions•Productandservicewarranty•Productandpartsdetails•Userguidesandmanuals•KnowledgebaseandfrequentlyaskedquestionsCallingLenovoIfyouhavetriedtocorrecttheproblemyourselfandstillneedhelp,duringthewarrantyperiod,youcangethelpandinformationbytelephonethroughtheCustomerSupportCenter.Thefollowingservicesareavailableduringthewarrantyperiod:•Problemdetermination-Trainedpersonnelareavailabletoassistyouwithdeterminingifyouhaveahardwareproblemanddecidingwhatactionisnecessarytoﬁxtheproblem.•Lenovohardwarerepair-IftheproblemisdeterminedtobecausedbyLenovohardwareunderwarranty,trainedservicepersonnelareavailabletoprovidetheapplicablelevelofservice.•Engineeringchangemanagement-Occasionally,theremightbechangesthatarerequiredafteraproducthasbeensold.Lenovooryourreseller,ifauthorizedbyLenovo,willmakeselectedEngineeringChanges(ECs)thatapplytoyourhardwareavailable.Thefollowingitemsarenotcovered:•ReplacementoruseofpartsnotmanufacturedfororbyLenovoornonwarrantedparts•Identiﬁcationofsoftwareproblemsources•ConﬁgurationofUEFIBIOSaspartofaninstallationorupgrade104Yoga370UserGuide

•Changes,modiﬁcations,orupgradestodevicedrivers•Installationandmaintenanceofnetworkoperatingsystems(NOS)•InstallationandmaintenanceofprogramsForthetermsandconditionsoftheLenovoLimitedWarrantythatapplytoyourLenovohardwareproduct,see“Warrantyinformation”intheSafety,Warranty,andSetupGuidethatcomeswithyourcomputer.Ifpossible,benearyourcomputerwhenyoumakeyourcall.Ensurethatyouhavedownloadedthemostcurrentdriversandsystemupdates,rundiagnostics,andrecordedinformationbeforeyoucall.Whencallingfortechnicalassistance,havethefollowinginformationavailable:•Machinetypeandmodel•Serialnumbersofyourcomputer,monitor,andothercomponents,oryourproofofpurchase•Descriptionoftheproblem•Exactwordingofanyerrormessages•HardwareandsoftwareconﬁgurationinformationforyoursystemTelephonenumbersForalistoftheLenovoSupportphonenumbersforyourcountryorregion,gotohttp://www.lenovo.com/support/phoneorrefertotheSafety,Warranty,andSetupGuidethatcomeswithyourcomputer.Note:Phonenumbersaresubjecttochangewithoutnotice.Thelatestphonenumbersareavailableathttp://www.lenovo.com/support/phone.Ifthenumberforyourcountryorregionisnotprovided,contactyourLenovoresellerorLenovomarketingrepresentative.PurchasingadditionalservicesDuringandafterthewarrantyperiod,youcanpurchaseadditionalservices.Serviceavailabilityandservicenamemightvarybycountryorregion.Formoreinformationabouttheseservices,gotohttp://www.lenovo.com/essentials.Chapter10.Gettingsupport105

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AppendixA.SupplementalinformationabouttheUbuntuoperatingsystemInlimitedcountriesorregions,LenovoofferscustomersanoptiontoordercomputerswiththepreinstalledUbuntu®operatingsystem.IftheUbuntuoperatingsystemisavailableonyourcomputer,readthefollowinginformationbeforeyouusethecomputer.IgnoreanyinformationrelatedtoWindows-basedprograms,utilities,andLenovopreinstalledapplicationsinthisdocumentation.AccessingtheLenovoLimitedWarrantyThisproductiscoveredbythetermsoftheLenovoLimitedWarranty(LLW),versionL505-0010-0208/2011.YoucanviewtheLLWinanumberoflanguagesfromthefollowingWebsite.ReadtheLenovoLimitedWarrantyat:http://www.lenovo.com/warranty/llw_02TheLLWalsoispreinstalledonthecomputer.ToaccesstheLLW,gotothefollowingdirectory:/usr/share/doc/lenovo-docIfyoucannotviewtheLLWeitherfromtheWebsiteorfromyourcomputer,contactyourlocalLenovoofﬁceorresellertoobtainaprintedversionoftheLLW.AccessingtheUbuntuhelpsystemTheUbuntuhelpsystemprovidesinformationabouthowtousetheUbuntuoperatingsystem.ToaccessthehelpsystemfromtheUnity,moveyourpointertotheLaunchbar,andthenclicktheHelpicon.IfyoucannotﬁndtheHelpiconfromtheLaunchbar,clicktheSearchicon,andtypeHelptosearchit.TolearnmoreabouttheUbuntuoperatingsystem,goto:http://www.ubuntu.comGettingsupportinformationIfyouneedhelp,service,technicalassistance,ormoreinformationabouttheUbuntuoperatingsystemorotherapplications,contacttheprovideroftheUbuntuoperatingsystemortheprovideroftheapplication.Ifyouneedtheserviceandsupportforhardwarecomponentsshippedwithyourcomputer,contactLenovo.FormoreinformationabouthowtocontactLenovo,refertotheUserGuideandSafety,Warranty,andSetupGuide.ToaccessthelatestUserGuideandSafety,Warranty,andSetupGuide,goto:http://www.lenovo.com/support©CopyrightLenovo2017107

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AppendixB.RegulatoryinformationThischapterprovidesregulatoryandcomplianceinformationaboutLenovoproducts.Certiﬁcation-relatedinformationProductnameThinkPadYoga370ComplianceIDTP00078BMachinetypes20JHand20JJThelatestcomplianceinformationisavailableat:http://www.lenovo.com/compliance.Wireless-relatedinformationThistopicprovideswireless-relatedinformationaboutLenovoproducts.WirelessinteroperabilityWireless-LANcardisdesignedtobeinteroperablewithanywireless-LANproductthatisbasedonDirectSequenceSpreadSpectrum(DSSS),ComplementaryCodeKeying(CCK),and/orOrthogonalFrequencyDivisionMultiplexing(OFDM)radiotechnology,andiscompliantto:•The802.11b/gStandard,802.11a/b/g,802.11n,or802.11aconwireless-LANs,asdeﬁnedandapprovedbytheInstituteofElectricalandElectronicsEngineers.•TheWirelessFidelity(Wi-Fi)certiﬁcationasdeﬁnedbytheWi-FiAlliance®.YourBluetoothcardiscompliantwithBluetoothSpeciﬁcation4.1asdeﬁnedbytheBluetoothSpecialInterestGroupSIG.ItsupportsWindows10in-boxBluetoothproﬁles.UsageenvironmentandyourhealthThiscomputercontainsintegratedwirelesscardsthatoperatewithintheguidelinesidentiﬁedbyradiofrequency(RF)safetystandardsandrecommendations;therefore,Lenovobelievesthisproductissafeforusebyconsumers.Thesestandardsandrecommendationsreﬂecttheconsensusoftheworldwidescientiﬁccommunity,andresultfromdeliberationsofpanelsandcommitteesofscientists,whocontinuallyreviewandinterprettheextensiveresearchliterature.Insomesituationsorenvironments,theuseofwirelessdevicesmightberestrictedbytheproprietorofabuildingorresponsiblerepresentativesofanorganization.Forexample,thesesituationsandareasmightincludethefollowing:•Onboardofairplanes,inhospitalsornearpetrolstations,blastingareas(withelectro-explosivedevices),medicalimplantsorbody-wornelectronicmedicaldevices,suchaspacemakers.•Inanyotherenvironmentwheretheriskofinterferencetootherdevicesorservicesisperceivedoridentiﬁedasharmful.Ifyouareuncertainofthepolicythatappliestotheuseofwirelessdevicesinaspeciﬁcarea(suchasanairportorhospital),youareencouragedtoaskforauthorizationtouseawirelessdevicepriortoturningonthecomputer.©CopyrightLenovo2017109

LocatingtheUltraConnectwirelessantennasThinkPadnotebookcomputersfeatureanintegratedUltraConnect™wirelessantennasystembuiltintothedisplayforoptimalreception,enablingwirelesscommunicationwhereveryouare.ForcomputermodelswithWiGigfeature:1Wireless-LANantenna(auxiliary)2Wireless-LANantenna(main)3WiGigantennaForcomputermodelswithwirelessWANfeature:1Wireless-WANantenna(auxiliary,availableonsomemodels)(main)2Wireless-LANantenna(auxiliary)3Wireless-WANantenna(main,availableonsomemodels)4Wireless-LANantenna(main)110Yoga370UserGuide

Wireless-radiocomplianceinformationComputermodelsequippedwithwirelesscommunicationscomplywiththeradiofrequencyandsafetystandardsofanycountryorregioninwhichithasbeenapprovedforwirelessuse.Brazilwireless-radiocomplianceinformationEsteequipamentooperaemcarátersecundário,istoé,nãotemdireitoaproteçãocontrainterferênciaprejudicial,mesmodeestaçõesdomesmotipo,enãopodecausarinterferênciaasistemasoperandoemcaráterprimário.Thisequipmentisasecondarytypedevice,thatis,itisnotprotectedagainstharmfulinterference,eveniftheinterferenceiscausedbyadeviceofthesametype,anditalsocannotcauseanyinterferencetoprimarytypedevices.Mexicowireless-radiocomplianceinformationAdvertencia:EnMexicolaoperacióndeesteequipoestásujetaalassiguientesdoscondiciones:(1)esposiblequeesteequipoodispositivonocauseinterferenciaperjudicialy(2)esteequipoodispositivodebeaceptarcualquierinterferencia,incluyendolaquepuedacausarsuoperaciónnodeseada.LocatingwirelessregulatorynoticesFormoreinformationaboutthewirelessregulatorynotices,refertotheRegulatoryNoticeshippedwithyourcomputer.IfyourcomputerisshippedwithouttheRegulatoryNotice,youcanﬁnditontheWebsiteat:http://www.lenovo.com/supportExportclassiﬁcationnoticeThisproductissubjecttotheUnitedStatesExportAdministrationRegulations(EAR)andhasanExportClassiﬁcationControlNumber(ECCN)of5A992.c.Itcanbere-exportedexcepttoanyoftheembargoedcountriesintheEARE1countrylist.ElectronicemissionnoticesFederalCommunicationsCommissionDeclarationofConformityThefollowinginformationreferstothefollowingproducts:ThinkPadYoga370,machinetypes:20JHand20JJThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates,uses,andcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterferencetoradiocommunications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferencebyoneormoreofthefollowingmeasures:•Reorientorrelocatethereceivingantenna.•Increasetheseparationbetweentheequipmentandreceiver.•Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.•Consultanauthorizeddealerorservicerepresentativeforhelp.AppendixB.Regulatoryinformation111

Lenovoisnotresponsibleforanyradioortelevisioninterferencecausedbyusingotherthanspeciﬁedorrecommendedcablesandconnectorsorbyunauthorizedchangesormodiﬁcationstothisequipment.Unauthorizedchangesormodiﬁcationscouldvoidtheuser'sauthoritytooperatetheequipment.ThisdevicecomplieswithPart15oftheFCCRules.Operationissubjecttothefollowingtwoconditions:(1)thisdevicemaynotcauseharmfulinterference,and(2)thisdevicemustacceptanyinterferencereceived,includinginterferencethatmaycauseundesiredoperation.ResponsibleParty:Lenovo(UnitedStates)Incorporated1009ThinkPlace-BuildingOneMorrisville,NC27560PhoneNumber:919-294-5900IndustryCanadaClassBemissioncompliancestatementCANICES-3(B)/NMB-3(B)EuropeanUnion-CompliancetotheElectromagneticCompatibility(EMC)DirectiveorRadioEquipmentDirectiveModelswithoutaradiodevice:ThisproductisinconformitywiththeprotectionrequirementsofEUCouncilDirective2004/108/EC(until19April,2016)andCouncilDirective2014/30/EU(from20April,2016)ontheapproximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.Modelswitharadiodevice:ThisproductisinconformitywithalltherequirementsandessentialnormsthatapplytoEUCouncilR&TTEDirective1999/5/EContheapproximationofthelawsoftheMemberStatesrelatingtoradioequipment.Lenovocannotacceptresponsibilityforanyfailuretosatisfytheprotectionrequirementsresultingfromanon-recommendedmodiﬁcationoftheproduct,includingtheinstallationofoptioncardsfromothermanufacturers.ThisproducthasbeentestedandfoundtocomplywiththelimitsforClassBequipmentaccordingtoEuropeanStandardsharmonizedintheDirectivesincompliance.ThelimitsforClassBequipmentwerederivedfortypicalresidentialenvironmentstoprovidereasonableprotectionagainstinterferencewithlicensedcommunicationdevices.Lenovo,Einsteinova21,85101Bratislava,SlovakiaGermanClassBcompliancestatementDeutschsprachigerEUHinweis:HinweisfürGerätederKlasseBEU-RichtliniezurElektromagnetischenVerträglichkeitDiesesProduktentsprichtdenSchutzanforderungenderEU-Richtlinie2014/30/EU(früher2004/108/EC)zurAngleichungderRechtsvorschriftenüberdieelektromagnetischeVerträglichkeitindenEU-MitgliedsstaatenundhältdieGrenzwertederKlasseBderNormgemäßRichtlinie.112Yoga370UserGuide

Umdiesessicherzustellen,sinddieGerätewieindenHandbüchernbeschriebenzuinstallierenundzubetreiben.DesWeiterendürfenauchnurvonderLenovoempfohleneKabelangeschlossenwerden.LenovoübernimmtkeineVerantwortungfürdieEinhaltungderSchutzanforderungen,wenndasProduktohneZustimmungderLenovoverändertbzw.wennErweiterungskomponentenvonFremdherstellernohneEmpfehlungderLenovogesteckt/eingebautwerden.Deutschland:EinhaltungdesGesetzesüberdieelektromagnetischeVerträglichkeitvonBetriebsmittelnDiesesProduktentsprichtdem„GesetzüberdieelektromagnetischeVerträglichkeitvonBetriebsmitteln“EMVG(früher„GesetzüberdieelektromagnetischeVerträglichkeitvonGeräten“).DiesistdieUmsetzungderEMVEU-Richtlinie2014/30/EU(früher2004/108/EWG)inderBundesrepublikDeutschland.ZulassungsbescheinigunglautdemDeutschenGesetzüberdieelektromagnetischeVerträglichkeitvonBetriebsmitteln,EMVGvom20.Juli2007(früherGesetzüberdieelektromagnetischeVerträglichkeitvonGeräten),bzw.derEMVEURichtlinie2014/30/EU(früher2004/108/EC),fürGerätederKlasseB.DiesesGerätistberechtigt,inÜbereinstimmungmitdemDeutschenEMVGdasEG-Konformitätszeichen-CE-zuführen.VerantwortlichfürdieKonformitätserklärungnachParagraf5desEMVGistdieLenovo(Deutschland)GmbH,Meitnerstr.9,D-70563Stuttgart.InformationeninHinsichtEMVGParagraf4Abs.(1)4:DasGeräterfülltdieSchutzanforderungennachEN55024undEN55022KlasseB.KoreaClassBcompliancestatementJapanVCCIClassBcompliancestatementJapancompliancestatementforproductswhichconnecttothepowermainswithratedcurrentlessthanorequalto20AperphaseJapannoticeforacpowercordTheacpowercordshippedwithyourproductcanbeusedonlyforthisspeciﬁcproduct.Donotusetheacpowercordforotherdevices.AppendixB.Regulatoryinformation113

LenovoproductserviceinformationforTaiwanEurasiancompliancemarkBrazilaudionoticeOuvirsonscommaisde85decibéisporlongosperíodospodeprovocardanosaosistemaauditivo.114Yoga370UserGuide

AppendixC.WEEEandrecyclingstatementsThischapterprovidesenvironmentalinformationaboutLenovoproducts.GeneralrecyclinginformationLenovoencouragesownersofinformationtechnology(IT)equipmenttoresponsiblyrecycletheirequipmentwhenitisnolongerneeded.LenovooffersavarietyofprogramsandservicestoassistequipmentownersinrecyclingtheirITproducts.ForinformationaboutrecyclingLenovoproducts,goto:http://www.lenovo.com/recyclingThelatestenvironmentalinformationaboutourproductsisavailableat:http://www.lenovo.com/ecodeclarationImportantWEEEinformationTheWEEEmarkingonLenovoproductsappliestocountrieswithWEEEande-wasteregulations(forexample,theEuropeanWEEEDirective,IndiaE-WasteManagement&HandlingRules).Appliancesarelabeledinaccordancewithlocalregulationsconcerningwasteelectricalandelectronicequipment(WEEE).Theseregulationsdeterminetheframeworkforthereturnandrecyclingofusedappliancesasapplicablewithineachgeography.Thislabelisappliedtovariousproductstoindicatethattheproductisnottobethrownaway,butratherputintheestablishedcollectionsystemsforreclaimingtheseendoflifeproducts.Usersofelectricalandelectronicequipment(EEE)withtheWEEEmarkingmustnotdisposeofendoflifeEEEasunsortedmunicipalwaste,butusethecollectionframeworkavailabletothemforthereturn,recycle,andrecoveryofWEEEandtominimizeanypotentialeffectsofEEEontheenvironmentandhumanhealthduetothepresenceofhazardoussubstances.Lenovoelectricalandelectronicequipment(EEE)maycontainpartsandcomponents,whichatend-of-lifemightqualifyashazardouswaste.EEEandwasteelectricalandelectronicequipment(WEEE)canbedeliveredfreeofchargetotheplaceofsaleoranydistributorthatsellselectricalandelectronicequipmentofthesamenatureandfunctionastheusedEEEorWEEE.ForadditionalWEEEinformation,goto:http://www.lenovo.com/recyclingWEEEinformationforHungaryLenovo,asaproducer,bearsthecostincurredinconnectionwiththefulﬁllmentofLenovo’sobligationsunderHungaryLawNo.197/2014(VIII.1.)subsections(1)-(5)ofsection12.©CopyrightLenovo2017115

JapanrecyclingstatementsCollectingandrecyclingadisusedLenovocomputerormonitorIfyouareacompanyemployeeandneedtodisposeofaLenovocomputerormonitorthatisthepropertyofthecompany,youmustdosoinaccordancewiththeLawforPromotionofEffectiveUtilizationofResources.Computersandmonitorsarecategorizedasindustrialwasteandshouldbeproperlydisposedofbyanindustrialwastedisposalcontractorcertiﬁedbyalocalgovernment.InaccordancewiththeLawforPromotionofEffectiveUtilizationofResources,LenovoJapanprovides,throughitsPCCollectingandRecyclingServices,forthecollecting,reuse,andrecyclingofdisusedcomputersandmonitors.Fordetails,visittheLenovoWebsiteat:http://www.lenovo.com/recycling/japanPursuanttotheLawforPromotionofEffectiveUtilizationofResources,thecollectingandrecyclingofhome-usedcomputersandmonitorsbythemanufacturerwasbegunonOctober1,2003.Thisserviceisprovidedfreeofchargeforhome-usedcomputerssoldafterOctober1,2003.Fordetails,goto:http://www.lenovo.com/recycling/japanDisposingofLenovocomputercomponentsSomeLenovocomputerproductssoldinJapanmayhavecomponentsthatcontainheavymetalsorotherenvironmentalsensitivesubstances.Toproperlydisposeofdisusedcomponents,suchasaprintedcircuitboardordrive,usethemethodsdescribedaboveforcollectingandrecyclingadisusedcomputerormonitor.DisposingofdisusedlithiumbatteriesfromLenovocomputersAbutton-shapedlithiumbatteryisinstalledinsideyourLenovocomputertoprovidepowertothecomputerclockwhilethecomputerisoffordisconnectedfromthemainpowersource.Ifyouneedtoreplaceitwithanewone,contactyourplaceofpurchaseorcontactLenovoforservice.Ifyouneedtodisposeofadisusedlithiumbattery,insulateitwithvinyltape,contactyourplaceofpurchaseoranindustrial-waste-disposaloperator,andfollowtheirinstructions.Disposalofalithiumbatterymustcomplywithlocalordinancesandregulations.DisposingofadisusedbatteryfromLenovonotebookcomputersYourLenovonotebookcomputerhasalithiumionbatteryoranickelmetalhydridebattery.IfyouareacompanyemployeewhousesaLenovonotebookcomputerandneedtodisposeofabattery,contacttheproperpersoninLenovosales,service,ormarketing,andfollowthatperson'sinstructions.Youalsocanrefertotheinstructionsat:https://www.lenovo.com/jp/ja/environment/recycle/battery/IfyouuseaLenovonotebookcomputerathomeandneedtodisposeofabattery,youmustcomplywithlocalordinancesandregulations.Youalsocanrefertotheinstructionsat:https://www.lenovo.com/jp/ja/environment/recycle/battery/RecyclinginformationforBrazilDeclaraçõesdeReciclagemnoBrasilDescartedeumProdutoLenovoForadeUso116Yoga370UserGuide

Equipamentoselétricoseeletrônicosnãodevemserdescartadosemlixocomum,masenviadosàpontosdecoleta,autorizadospelofabricantedoprodutoparaquesejamencaminhadoseprocessadosporempresasespecializadasnomanuseioderesíduosindustriais,devidamentecertiﬁcadaspelosorgãosambientais,deacordocomalegislaçãolocal.ALenovopossuiumcanalespecíﬁcoparaauxiliá-lonodescartedessesprodutos.CasovocêpossuaumprodutoLenovoemsituaçãodedescarte,ligueparaonossoSACouencaminheume-mailpara:reciclar@lenovo.com,informandoomodelo,númerodesérieecidade,aﬁmdeenviarmosasinstruçõesparaocorretodescartedoseuprodutoLenovo.BatteryrecyclinginformationfortheEuropeanUnionNotice:ThismarkappliesonlytocountrieswithintheEuropeanUnion(EU).BatteriesorpackagingforbatteriesarelabeledinaccordancewithEuropeanDirective2006/66/ECconcerningbatteriesandaccumulatorsandwastebatteriesandaccumulators.TheDirectivedeterminestheframeworkforthereturnandrecyclingofusedbatteriesandaccumulatorsasapplicablethroughouttheEuropeanUnion.Thislabelisappliedtovariousbatteriestoindicatethatthebatteryisnottobethrownaway,butratherreclaimeduponendoflifeperthisDirective.InaccordancewiththeEuropeanDirective2006/66/EC,batteriesandaccumulatorsarelabeledtoindicatethattheyaretobecollectedseparatelyandrecycledatendoflife.Thelabelonthebatterymayalsoincludeachemicalsymbolforthemetalconcernedinthebattery(Pbforlead,Hgformercury,andCdforcadmium).Usersofbatteriesandaccumulatorsmustnotdisposeofbatteriesandaccumulatorsasunsortedmunicipalwaste,butusethecollectionframeworkavailabletocustomersforthereturn,recycling,andtreatmentofbatteriesandaccumulators.Customerparticipationisimportanttominimizeanypotentialeffectsofbatteriesandaccumulatorsontheenvironmentandhumanhealthduetothepotentialpresenceofhazardoussubstances.Beforeplacingelectricalandelectronicequipment(EEE)inthewastecollectionstreamorinwastecollectionfacilities,theenduserofequipmentcontainingbatteriesand/oraccumulatorsmustremovethosebatteriesandaccumulatorsforseparatecollection.DisposingoflithiumbatteriesandbatterypacksfromLenovoproductsAcoin-celltypelithiumbatterymightbeinstalledinsideyourLenovoproduct.Youcanﬁnddetailsaboutthebatteryintheproductdocumentation.Ifthebatteryneedstobereplaced,contactyourplaceofpurchaseorcontactLenovoforservice.Ifyouneedtodisposeofalithiumbattery,insulateitwithvinyltape,contactyourplaceofpurchaseorawaste-disposaloperator,andfollowtheirinstructions.DisposingofbatterypacksfromLenovoproductsYourLenovodevicemightcontainalithium-ionbatterypackoranickelmetalhydridebatterypack.Youcanﬁnddetailsonthebatterypackintheproductdocumentation.Ifyouneedtodisposeofabatterypack,insulateitwithvinyltape,contactLenovosales,service,oryourplaceofpurchase,orawaste-disposalAppendixC.WEEEandrecyclingstatements117

operator,andfollowtheirinstructions.Youalsocanrefertotheinstructionsprovidedintheuserguideforyourproduct.Forpropercollectionandtreatment,goto:http://www.lenovo.com/lenovo/environmentBatteryrecyclinginformationforTaiwanBatteryrecyclinginformationfortheUnitedStatesandCanadaRecyclinginformationforChina118Yoga370UserGuide

AppendixD.RestrictionofHazardousSubstances(RoHS)DirectiveThelatestenvironmentalinformationaboutLenovoproductsisavailableat:http://www.lenovo.com/ecodeclarationEuropeanUnionRoHSThisLenovoproduct,withincludedparts(cables,cords,andsoon)meetstherequirementsofDirective2011/65/EUontherestrictionoftheuseofcertainhazardoussubstancesinelectricalandelectronicequipment("RoHSrecast"or"RoHS2").FormoreinformationaboutLenovoworldwidecomplianceonRoHS,goto:https://www.lenovo.com/social_responsibility/us/en/RoHS_Communication.pdfTurkishRoHSTheLenovoproductmeetstherequirementsoftheRepublicofTurkeyDirectiveontheRestrictionoftheUseofCertainHazardousSubstancesinWasteElectricalandElectronicEquipment(WEEE).UkraineRoHSIndiaRoHSRoHScompliantasperE-Waste(Management&Handling)Rules.©CopyrightLenovo2017119

ChinaRoHS120Yoga370UserGuide

TaiwanRoHSAppendixD.RestrictionofHazardousSubstances(RoHS)Directive121

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AppendixE.ENERGYSTARmodelinformationENERGYSTAR®isajointprogramoftheU.S.EnvironmentalProtectionAgencyandtheU.S.DepartmentofEnergyaimedatsavingmoneyandprotectingtheenvironmentthroughenergyefﬁcientproductsandpractices.LenovoisproudtoofferourcustomersproductswiththeENERGYSTARqualiﬁeddesignation.YoumightﬁndanENERGYSTARmarkafﬁxedonthecomputerordisplayedonthepowersettingsinterface.Lenovocomputersofthefollowingmachinetypes,ifcarryanENERGYSTARmark,havebeendesignedandtestedtoconformtotheENERGYSTARprogramrequirementsforcomputers.20JHand20JJByusingENERGYSTARqualiﬁedproductsandtakingadvantageofthepower-managementfeaturesofthecomputer,youcanhelpreducetheconsumptionofelectricity.Reducedelectricalconsumptioncancontributetopotentialﬁnancialsavings,acleanerenvironment,andthereductionofgreenhousegasemissions.FormoreinformationaboutENERGYSTAR,goto:https://www.energystar.govLenovoencouragesyoutomakeefﬁcientuseofenergyanintegralpartofyourday-to-dayoperations.Tohelpinthisendeavor,Lenovohaspresetthefollowingpower-managementfeaturestotakeeffectwhenthecomputerhasbeeninactiveforaspeciﬁedlengthoftime:Powerplan:Default(whenpluggedintoacpower)•Turnoffthedisplay:After10minutes•Putthecomputertosleep:After30minutesToawakenthecomputerfromsleepmode,presstheFnkeyonyourkeyboard.Formoreinformationaboutthesesettings,seetheWindowshelpinformationaboutthecomputer.TheWakeonLANfunctionisenabledwhenyourLenovocomputerisshippedfromthefactory,andthesettingremainsvalidevenwhenthecomputerisinsleepmode.IfyoudonotneedtohaveWakeonLANenabledwhilethecomputerisinsleepmode,youcanreducethepowerconsumptionandprolongthetimeinsleepmode,bydisablingthesettingofWakeonLANforsleepmode.TodisablethesettingofWakeonLANforsleepmode,dothefollowing:1.GotoControlPanelandclickHardwareandSound➙DeviceManager.2.IntheDeviceManagerwindow,expandNetworkadapters.3.Right-clickyournetworkadapterdevice,andclickProperties.4.ClickthePowerManagementtab.©CopyrightLenovo2017123

5.CleartheAllowthisdevicetowakethecomputercheckbox.6.ClickOK.124Yoga370UserGuide

AppendixF.NoticesLenovomaynotoffertheproducts,services,orfeaturesdiscussedinthisdocumentinallcountries.ConsultyourlocalLenovorepresentativeforinformationontheproductsandservicescurrentlyavailableinyourarea.AnyreferencetoaLenovoproduct,program,orserviceisnotintendedtostateorimplythatonlythatLenovoproduct,program,orservicemaybeused.Anyfunctionallyequivalentproduct,program,orservicethatdoesnotinfringeanyLenovointellectualpropertyrightmaybeusedinstead.However,itistheuser'sresponsibilitytoevaluateandverifytheoperationofanyotherproduct,program,orservice.Lenovomayhavepatentsorpendingpatentprogramscoveringsubjectmatterdescribedinthisdocument.Thefurnishingofthisdocumentdoesnotgiveyouanylicensetothesepatents.Youcansendlicenseinquiries,inwriting,to:Lenovo(UnitedStates),Inc.1009ThinkPlace-BuildingOneMorrisville,NC27560U.S.A.Attention:LenovoDirectorofLicensingLENOVOPROVIDESTHISPUBLICATION"ASIS"WITHOUTWARRANTYOFANYKIND,EITHEREXPRESSORIMPLIED,INCLUDING,BUTNOTLIMITEDTO,THEIMPLIEDWARRANTIESOFNON-INFRINGEMENT,MERCHANTABILITYORFITNESSFORAPARTICULARPURPOSE.Somejurisdictionsdonotallowdisclaimerofexpressorimpliedwarrantiesincertaintransactions,therefore,thisstatementmaynotapplytoyou.Thisinformationcouldincludetechnicalinaccuraciesortypographicalerrors.Changesareperiodicallymadetotheinformationherein;thesechangeswillbeincorporatedinneweditionsofthepublication.Lenovomaymakeimprovementsand/orchangesintheproduct(s)and/ortheapplication(s)describedinthispublicationatanytimewithoutnotice.Theproductsdescribedinthisdocumentarenotintendedforuseinimplantationorotherlifesupportapplicationswheremalfunctionmayresultininjuryordeathtopersons.TheinformationcontainedinthisdocumentdoesnotaffectorchangeLenovoproductspeciﬁcationsorwarranties.NothinginthisdocumentshalloperateasanexpressorimpliedlicenseorindemnityundertheintellectualpropertyrightsofLenovoorthirdparties.Allinformationcontainedinthisdocumentwasobtainedinspeciﬁcenvironmentsandispresentedasanillustration.Theresultobtainedinotheroperatingenvironmentsmayvary.Lenovomayuseordistributeanyoftheinformationyousupplyinanywayitbelievesappropriatewithoutincurringanyobligationtoyou.Anyreferencesinthispublicationtonon-LenovoWebsitesareprovidedforconvenienceonlyanddonotinanymannerserveasanendorsementofthoseWebsites.ThematerialsatthoseWebsitesarenotpartofthematerialsforthisLenovoproduct,anduseofthoseWebsitesisatyourownrisk.Anyperformancedatacontainedhereinwasdeterminedinacontrolledenvironment.Therefore,theresultobtainedinotheroperatingenvironmentsmayvarysigniﬁcantly.Somemeasurementsmayhavebeenmadeondevelopment-levelsystemsandthereisnoguaranteethatthesemeasurementswillbethesameongenerallyavailablesystems.Furthermore,somemeasurementsmayhavebeenestimatedthroughextrapolation.Actualresultsmayvary.Usersofthisdocumentshouldverifytheapplicabledatafortheirspeciﬁcenvironment.©CopyrightLenovo2017125

ThisdocumentiscopyrightedbyLenovoandisnotcoveredbyanyopensourcelicense,includinganyLinuxagreement(s)whichmayaccompanysoftwareincludedwiththisproduct.Lenovomayupdatethisdocumentatanytimewithoutnotice.Toobtainthemostup-to-datedocumentationforyourcomputer,goto:http://www.lenovo.com/support126Yoga370UserGuide

AppendixG.TrademarksThefollowingtermsaretrademarksofLenovointheUnitedStates,othercountries,orboth:AccessConnectionsActiveProtectionSystemLenovoLenovologoSecureDataDisposalThinkPadThinkPadlogoTrackPointUltraConnectIntel,IntelSpeedStep,andThunderboltaretrademarksofIntelCorporationoritssubsidiariesintheU.S.and/orothercountries.Microsoft,Windows,Direct3D,BitLocker,andCortanaaretrademarksoftheMicrosoftgroupofcompanies.DisplayPortisatrademarkoftheVideoElectronicsStandardsAssociation.UbuntuisaregisteredtrademarkofCanonicalLtd.ThetermsHDMIandHDMIHigh-DeﬁnitionMultimediaInterfacearetrademarksorregisteredtrademarksofHDMILicensingLLCintheUnitedStatesandothercountries.WiGig,Wi-FiAlliance,andMiracastareregisteredtrademarksofWi-FiAlliance.Othercompany,product,andservicenamesmaybetrademarksorservicemarksofothers.©CopyrightLenovo2017127

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