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User Manual Technical

ThinkPadS52ndGenerationUserGuide

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

ContentsImportantsafetyinformation.....iiiReadthisﬁrst................iiiImportantinformationaboutusingyourcomputer..iiiConditionsthatrequireimmediateaction.....vServiceandupgrades.............vPowercordsandpoweradapters........viExtensioncordsandrelateddevices......viiPlugsandoutlets..............viiPowersupplystatement...........viiExternaldevices..............viiiGeneralbatterynotice............viiiNoticeforbuilt-inrechargeablebattery......ixNoticefornon-rechargeablecoin-cellbattery...ixHeatandproductventilation..........ixElectricalcurrentsafetyinformation.......xLiquidcrystaldisplay(LCD)notice........xiUsingheadphonesorearphones........xiChokinghazardnotice............xiPlasticbagnotice.............xiiGlasspartsnotice.............xiiChapter1.Productoverview......1Computercontrols,connectors,andindicators...1Frontview................1Left-sideview..............2Right-sideview..............3Bottomview...............4Statusindicators.............5Importantproductinformationlabels.......7Machinetypeandmodellabel........7FCCIDandICCertiﬁcationnumber.....8LabelsfortheWindowsoperatingsystems...8Computerfeatures..............9Computerspeciﬁcations...........10Operatingenvironment...........10Lenovoprograms.............11AccessingLenovoprograms.......11AnintroductiontoLenovoprograms....11Chapter2.Usingyourcomputer...13Registeringyourcomputer..........13Frequentlyaskedquestions.........13GettinghelpabouttheWindowsoperatingsystem..................14Usingthespecialkeys...........14UsingtheThinkPadpointingdevice......16ThinkPadpointingdeviceoverview.....16UsingtheTrackPointpointingdevice....17Usingthetrackpad...........18Usingthetrackpadtouchgestures.....19CustomizingtheThinkPadpointingdevice..20Replacingthecaponthepointingstick...20Powermanagement............21Usingtheacpoweradapter........21Usingthebattery............21Managingthebatterypower.......22Power-savingmodes..........22CabledEthernetconnections.........23Wirelessconnections............23Usingthewireless-LANconnection.....23UsingtheBluetoothconnection......24UsingtheAirplanemode.........24Usingaudiofeatures............25Usingthecamera.............25Usingamediacard.............26Usinganexternaldisplay..........27Travelingwithyourcomputer.........28Chapter3.Enhancingyourcomputer...............31FindingThinkPadoptions..........31Chapter4.Accessibility,ergonomic,andmaintenanceinformation....33Accessibilityinformation...........33Ergonomicinformation...........35Cleaningandmaintenance..........36Chapter5.Security..........39Usingpasswords..............39Passwordsintroduction.........39Setting,changing,orremovingapassword.40Harddisksecurity.............40Settingthesecuritychip...........41Deletingdatafromyourstoragedrive......42Usingﬁrewalls...............42Protectingdataagainstviruses........43Chapter6.Advancedconﬁguration..45InstallingtheWindows10operatingsystem...45Installingdevicedrivers...........46UsingtheThinkPadSetupprogram......46ConﬁguringThinkPadSetup.......47Changingthestartupsequence......47©CopyrightLenovo2017i

UpdatingtheUEFIBIOS.........48BIOSmenu..............48Usingsystemmanagement..........56Chapter7.Troubleshootingcomputerproblems...............59Generaltipsforpreventingproblems......59DiagnosingproblemswithLenovoCompanion..59Troubleshooting..............60Computerstopsresponding.......60Spillsonthekeyboard..........61Errormessages............61Beeperrors..............62Memorymoduleproblems........64Ethernetproblems...........64Wireless-LANproblem..........65Bluetoothproblem...........65ThinkPadpointingdeviceproblems.....65Keyboardproblems...........66Computerscreenproblems........66Externalmonitorproblems........68Audioproblems............69Batteryproblems............70acpoweradapterproblem........71Powerproblems............71Powerbuttonproblem..........72Bootproblems.............72Sleepandhibernationproblems......72Harddiskdriveproblems.........73Solid-statedriveproblem.........73Softwareproblem............74USBproblem.............74Chapter8.Recoveryinformation...75Resettingyourcomputer...........75Usingadvancedstartupoptions........75RecoveringyouroperatingsystemifWindows10failstostart................75CreatingandusingarecoveryUSBdrive....75Chapter9.Replacingdevices.....77Staticelectricityprevention..........77Disablingthebuilt-inbattery.........77Replacingthememorymodule........78Replacingtheinternalstoragedrive......79Replacingthekeyboard...........83Chapter10.Gettingsupport.....89BeforeyoucontactLenovo..........89Gettinghelpandservice...........89LenovoSupportWebsite.........90CallingLenovo.............90Purchasingadditionalservices........91AppendixA.Regulatoryinformation..............93Certiﬁcation-relatedinformation........93Wireless-relatedinformation.........93Wirelessinteroperability.........93Usageenvironmentandyourhealth....93LocatingtheUltraConnectwirelessantennas...............94Wireless-radiocomplianceinformation...94Locatingwirelessregulatorynotices....95Exportclassiﬁcationnotice..........95Electronicemissionnotices..........95FederalCommunicationsCommissionDeclarationofConformity........95IndustryCanadaClassBemissioncompliancestatement...............95EuropeanUnion-CompliancetotheElectromagneticCompatibility(EMC)DirectiveorRadioEquipmentDirective.......96KoreaClassBcompliancestatement....96LenovoproductserviceinformationforTaiwan................96Brazilaudionotice.............96AppendixB.WEEEandrecyclingstatements..............97Generalrecyclinginformation.........97ImportantWEEEinformation.........97Japanrecyclingstatements.........98RecyclinginformationforBrazil........98BatteryrecyclinginformationfortheEuropeanUnion..................99BatteryrecyclinginformationforT aiwan.....100BatteryrecyclinginformationfortheUnitedStatesandCanada................100RecyclinginformationforChina........100AppendixC.RestrictionofHazardousSubstances(RoHS)Directive....101AppendixD.ENERGYSTARmodelinformation.............105AppendixE.Notices.........107AppendixF.Trademarks.......109iiThinkPadS52ndGenerationUserGuide

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.©CopyrightLenovo2017iii

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.ivThinkPadS52ndGenerationUserGuide

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©CopyrightLenovo2017v

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.viThinkPadS52ndGenerationUserGuide

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.©CopyrightLenovo2017vii

Hazardousvoltage,current,andenergylevelsarepresentinsideanycomponentthathasthislabelattached.Therearenoserviceablepartsinsidethesecomponents.Ifyoususpectaproblemwithoneoftheseparts,contactaservicetechnician.ExternaldevicesCAUTION:DonotconnectordisconnectanyexternaldevicecablesotherthanUniversalSerialBus(USB)and1394cableswhilethecomputerpowerison;otherwise,youmightdamageyourcomputer.Toavoidpossibledamagetoattacheddevices,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.viiiThinkPadS52ndGenerationUserGuide

Noticeforbuilt-inrechargeablebatteryDANGERDonotattempttoreplacethebuilt-inrechargeablebattery.ReplacementofthebatterymustbedonebyaLenovo-authorizedrepairfacilityortechnician.Onlyrechargethebatterystrictlyaccordingtoinstructionsincludedintheproductdocumentation.TheLenovo-authorizedrepairfacilitiesortechniciansrecycleLenovobatteriesaccordingtolocallawsandregulations.Noticefornon-rechargeablecoin-cellbatteryDANGERDonotattempttoreplacethenon-rechargeablecoin-cellbattery.ReplacementofthebatterymustbedonebyaLenovo-authorizedrepairfacilityortechnician.TheLenovo-authorizedrepairfacilitiesortechniciansrecycleLenovobatteriesaccordingtolocallawsandregulations.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.©CopyrightLenovo2017ix

•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.xThinkPadS52ndGenerationUserGuide

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.Chokinghazardnotice©CopyrightLenovo2017xi

CHOKINGHAZARD–Productcontainssmallparts.Keepawayfromchildrenunderthreeyears.PlasticbagnoticeDANGERPlasticbagscanbedangerous.Keepplasticbagsawayfrombabiesandchildrentoavoiddangerofsuffocation.GlasspartsnoticeCAUTION:Somepartsofyourproductmaybemadeofglass.Thisglasscouldbreakiftheproductisdroppedonahardsurfaceorreceivesasubstantialimpact.Ifglassbreaks,donottouchorattempttoremoveit.Stopusingyourproductuntiltheglassisreplacedbytrainedservicepersonnel.xiiThinkPadS52ndGenerationUserGuide

Chapter1.ProductoverviewThischapterprovidesbasicinformationtohelpyougetfamiliarwithyourcomputer.Computercontrols,connectors,andindicatorsThissectionintroduceshardwarefeaturesofthecomputer.Frontview1Microphones2Camera3TrackPoint®pointingstick4Powerbutton5Numerickeypad6Systemstatusindicator7TrackPointbuttons8Trackpad9Speakers1MicrophonesThemicrophonescapturesoundandvoicewhenusedwithaprogramcapableofhandlingaudio.2CameraThecameraenablesyoutotakepicturesorholdavideoconference.Formoreinformation,see“Usingthecamera”onpage25.ThinkPad®pointingdevice3TrackPointpointingstick7TrackPointbuttons8Trackpad©CopyrightLenovo20171

YourcomputerisequippedwiththeLenovo-uniqueThinkPadpointingdevice.Formoreinformation,see“ThinkPadpointingdeviceoverview”onpage16.4PowerbuttonYoucanpressthepowerbuttontoturnonthecomputerorputthecomputerintosleepmode.Toturnoffthecomputer,opentheStartmenu,clickPower,andthenclickShutdown.Ifyourcomputerisunresponsive,youcanturnoffthecomputerbypressingandholdingthepowerbuttonforfourormoreseconds.Ifthecomputercannotbeturnedoff,see“Computerstopsresponding”onpage60.Youalsocandeﬁnewhatthepowerbuttondoes.Forexample,bypressingthepowerbutton,youcanturnoffthecomputerorputthecomputerintosleeporhibernationmode.Tochangewhatthepowerbuttondoes,dothefollowing:1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.2.ClickPowerOptions➙Choosewhatthepowerbuttonsdo.3.Followtheinstructionsonthescreen.5NumerickeypadThenumerickeypadenablesyoutoquicklyinputnumbers.6SystemstatusindicatorTheilluminateddotontheThinkPadlogofunctionsasasystemstatusindicator.9SpeakersYourcomputerisequippedwithapairofstereospeakers.Left-sideview1acpowerconnector2Fanlouvers3HDMITMconnector4Ethernetconnector5AlwaysOnUSB3.0connector6Audioconnector1acpowerconnectorTheacpowerconnectorenablesyoutoconnectthecomputertoacpower.2FanlouversThefanlouversandinternalfanenableairtocirculateinthecomputertoensurepropercooling,especiallythecoolingofthemicroprocessor.Note:Toensureproperairﬂow,donotplaceanyobstaclesinfrontofthefanlouvers.2ThinkPadS52ndGenerationUserGuide

3HDMIconnectorTheHigh-DeﬁnitionMultimediaInterface(HDMI)connectorisadigitalaudioandvideointerface.Itenablesyoutoconnectyourcomputertoacompatibledigitalaudiodeviceorvideomonitor,suchasaDVDplayerorahigh-deﬁnitiontelevision(HDTV).4EthernetconnectorTheEthernetconnectorenablesyoutoconnectthecomputertoalocalareanetwork(LAN).DANGERToavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetconnector.YoucanonlyconnectanEthernetcabletothisconnector.TheEthernetconnectorhastwonetworkstatusindicators.Whenthegreenindicatorison,thecomputerisconnectedtoaLAN.Whentheyellowindicatorblinks,dataisbeingtransmitted.5AlwaysOnUSB3.0connectorBydefault,theAlwaysOnUSB3.0connectorenablesyoutochargetheUSB-compatibledevicesinthefollowingsituations:•Whenyourcomputerisonorinsleepmode•Whenyourcomputerisofforinhibernationmode,butconnectedtoacpowerAttention:WhenyouattachaUSBcabletothisconnector,ensurethattheUSBmarkisfacingupward.Otherwisetheconnectormightgetdamaged.Tochargethesedeviceswhenthecomputerisofforinhibernationmode,andthecomputerisnotconnectedtoacpower,dothefollowing:1.StarttheLenovoSettingsprogram.See“AccessingLenovoprograms”onpage11.2.ClickPOWER.3.Followtheinstructionsonthescreentomakeyourpreferredsetting.6AudioconnectorYoucanconnectheadphonesoraheadsetwitha3.5-mm(0.14-inch),4-poleplugtotheaudioconnectortolistentothesoundfromthecomputer.Ifyouareusingaheadsetwithafunctionswitch,donotpressthisswitchwhileusingtheheadset.Ifyoupresstheswitch,theheadsetmicrophoneisdisabled,andtheintegratedmicrophonesonthecomputerisenabledinstead.Note:Theaudioconnectordoesnotsupportaconventionalmicrophone.Formoreinformation,see“Usingaudiofeatures”onpage25.Right-sideview1USB3.0connectors2Media-cardslot3Fanlouvers4Security-lockslotChapter1.Productoverview3

1USB3.0connectorsYoucanusetheUSB3.0connectorstoconnectUSB-compatibledevices,suchasaUSBkeyboard,USBmouse,USBstoragedevice,orUSBprinter.Attention:WhenyouattachaUSBcabletothisconnector,ensurethattheUSBmarkisfacingupward.Otherwisetheconnectormightgetdamaged.2Media-cardslotYoucaninsertaﬂashmediacardintothemedia-cardslotfordataaccessorstorage.Formoreinformation,see“Usingamediacard”onpage26.3FanlouversThefanlouversandinternalfanenableairtocirculateinthecomputertoensurepropercooling,especiallythecoolingofthemicroprocessor.Note:Toensureproperairﬂow,donotplaceanyobstaclesinfrontofthefanlouvers.4Security-lockslotToprotectyourcomputerfromtheft,lockyourcomputertoadesk,table,orotherﬁxturethroughasecuritycablelockthatﬁtsthissecurity-lockslot.Note:Y ouareresponsibleforevaluating,selecting,andimplementingthelockingdeviceandsecurityfeature.Lenovomakesnocomments,judgments,orwarrantiesaboutthefunction,quality,orperformanceofthelockingdeviceandsecurityfeature.Bottomview1Memoryslot2Emergency-resethole3M.2solid-statedrive(availableonsomemodels)4Built-inbattery5Internalstoragedrive1MemoryslotYoucanincreasetheamountofmemoryinyourcomputerbyinstallingamemorymoduleinthememory-upgradeslot.MemorymodulesareavailableasoptionsfromLenovo.Topurchasememorymodules,goto:http://www.lenovo.com/essentials4ThinkPadS52ndGenerationUserGuide

2Emergency-resetholeIfthecomputerstopsrespondingandyoucannotturnitoffbypressingthepowerbutton,removetheacpoweradapterﬁrst.Theninsertaneedleorastraightenedpaperclipintotheemergency-resetholetoresetthecomputer.3M.2solid-statedrive(availableonsomemodels)SomemodelshaveanM.2solid-statedrivefordatastorage.4Built-inbatteryUseyourcomputerwithbatterypowerwheneveracpowerisunavailable.5InternalstoragedriveDependingonthemodel,thecomputermighthavealarge-capacity,customer-upgradableharddiskdrivethatcanmeetvariousstoragedemands.Somemodelshaveasolid-statedrivefordatastorage.Thesolid-statedrivemakesyourcomputerlight,small,andfast.Note:Thehiddenservicepartitionisthereasonwhythereislessfreespacethanexpectedonyourstoragedrive.Thisreductionismorenoticeableonthesolid-statedrivebecauseofitssmallercapacity.StatusindicatorsThistopicprovidesinformationaboutlocatingandidentifyingthevariousstatusindicatorsonyourcomputer.Chapter1.Productoverview5

Note:Dependingonthemodel,yourcomputermightlookdifferentfromthefollowingillustrations.1FnLockindicatorThisindicatorshowsthestatusofFnLockfunction.Formoreinformation,see“Usingthespecialkeys”onpage14.2Speaker-muteindicatorWhenthisindicatorison,thespeakersaremuted.3Microphone-muteindicatorWhenthisindicatorison,themicrophonesaremuted.4CamerastatusindicatorWhenthisindicatorison,thecameraisinuse.6ThinkPadS52ndGenerationUserGuide

56SystemstatusindicatorsTheindicatorintheThinkPadlogoonthecomputerlidandtheindicatorinthepowerbuttonshowthesystemstatusofyourcomputer.•Blinksforthreetimes:Thecomputerisinitiallyconnectedtopower.•On:Thecomputerison(innormalmode).•Off:Thecomputerisofforinhibernationmode.•Blinksquickly:Thecomputerisenteringsleeporhibernationmode.•Blinksslowly:Thecomputerisinsleepmode.7acpowerstatusindicatorThisindicatorshowstheacpowerandchargingstatusofthecomputer.•Green:connectedtoacpower(batterypower80%–100%)•Yellow:connectedtoacpower(batterypower1%–80%)•Off:notconnectedtoacpowerImportantproductinformationlabelsThissectionprovidesinformationtohelpyoulocatethefollowinglabels:•Machinetypeandmodellabel•FCCIDandICCertiﬁcationlabel•LabelsfortheWindowsoperatingsystemsMachinetypeandmodellabelWhenyoucontactLenovoforhelp,themachinetypeandmodelinformationhelpsthetechnicianstoidentifyyourcomputerandprovidefasterservice.Thefollowingillustrationshowswheretoﬁndthelabelthatcontainsthemachinetypeandmodelinformationofyourcomputer.Chapter1.Productoverview7

FCCIDandICCertiﬁcationnumberTheFCCandICCertiﬁcationinformationisidentiﬁedbyalabelonthecomputerasshowninthefollowingillustration.Note:Dependingonthemodel,yourcomputermightlookdifferentfromthefollowingillustration.Thecontentofthislabeldiffersdependingonthewirelessmodulesthatcomewithyourcomputer:Forapreinstalledwirelessmodule,thislabelidentiﬁestheactualFCCIDandICcertiﬁcationnumberforthewirelessmoduleinstalledbyLenovo.Note:Donotremoveorreplaceapreinstalledwirelessmodulebyyourself.Forreplacement,youmustcontactLenovoserviceﬁrst.Lenovoisnotresponsibleforanydamagecausedbyunauthorizedreplacement.LabelsfortheWindowsoperatingsystemsWindows®10GenuineMicrosoft®label:Y ourcomputermighthaveaGenuineMicrosoftlabelafﬁxedtoitscoverdependingonthefollowingfactors:•Yourgeographiclocation•Datewhenyourcomputerwasmanufactured•VersionofWindows10thatispreinstalledGotohttps://www.microsoft.com/en-us/howtotell/Hardware.aspxforillustrationsofthevarioustypesofGenuineMicrosoftlabels.•InthePeople’sRepublicofChina,theGenuineMicrosoftlabelisrequiredonallcomputermodelspreinstalledwithanyversionofWindows10.•Inothercountriesandregions,theGenuineMicrosoftlabelisrequiredonlyoncomputermodelslicensedforWindows10Pro.TheabsenceofaGenuineMicrosoftlabeldoesnotindicatethatthepreinstalledWindowsversionisnotgenuine.FordetailsonhowtotellwhetheryourpreinstalledWindowsproductisgenuine,refertotheinformationprovidedbyMicrosoftat:8ThinkPadS52ndGenerationUserGuide

https://www.microsoft.com/en-us/howtotell/default.aspxTherearenoexternal,visualindicatorsoftheProductIDorWindowsversionforwhichthecomputerislicensed.Instead,theProductIDisrecordedinthecomputerﬁrmware.WheneveraWindows10productisinstalled,theinstallationprogramchecksthecomputerﬁrmwareforavalid,matchingProductIDtocompletetheactivation.Insomecases,anearlierWindowsversionmightbepreinstalledunderthetermsoftheWindows10Prolicensedowngraderights.ComputerfeaturesThecomputerfeaturesintroducedinthistopiccovervariousmodels.Somecomputerfeaturesmightbeavailableonlyonspeciﬁcmodels.MicroprocessorToviewthemicroprocessorinformationofyourcomputer,right-clicktheStartbuttonandthenselectSystem.Memory•Doubledatarate4(DDR4)smalloutlinedualin-linememorymodule(SODIMM)Storagedevice•2.5-inchformfactor,7-mm(0.28-inch)or9.5-mm(0.37-inch)heightharddiskdrive•M.2solid-statedrive(availableonsomemodels)•Intel®Optane™memoryDisplay•Brightnesscontrol•ColordisplaywithIn-planeSwitching(IPS)technology•Displaysize:396.24mm(15.6inches)•Displayresolution:1920x1080pixelsor3840x2160pixelsKeyboard•Six-rowkeyboard(traditionalorbacklight)•Functionkeys•Numerickeypad•ThinkPadpointingdevice(includingtheTrackPointpointingstickandtrackpad)Connectorsandslots•acpowerconnector•Audioconnector•Ethernetconnector•ThreeUSB3.0connectors(includingoneAlwaysOnUSB3.0connector)•HDMIconnector•Media-cardslotChapter1.Productoverview9

Securityfeatures•Security-lockslot•TrustedPlatformModule(TPM)Wirelessfeatures•Bluetooth•WirelessLANOthers•Camera•MicrophonesComputerspeciﬁcationsSize•Width:378mm(14.9inches)•Depth:258mm(10.2inches)•Thickness:25.8mmto26.25mm(1.01inchesto1.04inches)Maximumheatoutput(dependingonthemodel)•135W(460Btu/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.10ThinkPadS52ndGenerationUserGuide

Attention:•Keepelectricalappliancessuchaselectricfans,radio,airconditioners,andmicrowaveovensawayfromthecomputer.Thestrongmagneticﬁeldsgeneratedbytheseappliancescandamagethemonitoranddataontheinternalstoragedrive.•Donotplaceanybeveragesontopoforbesidethecomputerorotherattacheddevices.Ifliquidisspilledonorinthecomputeroranattacheddevice,ashortcircuitorotherdamagemightoccur.•Donoteatorsmokeoveryourkeyboard.Particlesthatfallintoyourkeyboardcancausedamage.LenovoprogramsYourcomputercomeswithLenovoprogramstohelpyouworkeasilyandsecurely.AccessingLenovoprogramsToaccessLenovoprogramsonyourcomputer,dothefollowing:1.OpentheStartmenuandlocateaprogrambytheprogramname.2.Ifyoudonotﬁndtheprogramintheprogramlist,searchfortheprograminthesearchbox.AnintroductiontoLenovoprogramsThistopicprovidesabriefintroductiontoLenovoprograms.Dependingonyourcomputermodel,someoftheprogramsmightnotbeavailable.Theavailableprogramsaresubjecttochangewithoutnotice.TolearnmoreabouttheprogramsandothercomputingsolutionsofferedbyLenovo,goto:http://www.lenovo.com/supportActiveProtectionSystem™Thisprogramprotectsyourinternalstoragedrivewhentheshocksensorinsideyourcomputerdetectsaconditionthatcoulddamagethedrive.Suchaconditionincludessystemtilt,excessivevibration,orshock.Theinternalstoragedriveislessvulnerabletodamagewhenitisnotoperating.Thisisbecausethedrivestopsspinning,andthereadandwriteheadsofthedrivemightalsobemovedtoareaswithoutdata.Whendetectingthattheenvironmentisstableagain(minimalchangeinsystemtilt,vibration,orshock),theshocksensorenablestheinternalstoragedrive.LenovoCompanionYourcomputer’sbestfeaturesandcapabilitiesshouldbeeasytoaccessandunderstand.WithLenovoCompanion,theyare.UseLenovoCompaniontodothefollowing:•Optimizeyourcomputerperformance,monitoryourcomputerhealth,andmanageupdates.•Accessyouruserguide,checkwarrantystatus,andviewaccessoriescustomizedforyourcomputer.•Readhow-toarticles,exploreLenovoforums,andstayup-to-dateontechnologynewswitharticlesandblogsfromtrustedsources.TheLenovoCompanionprogramisﬁlledwithexclusiveLenovocontenttohelpyoulearnmoreaboutwhatyoucandowithyourLenovocomputer.Chapter1.Productoverview11

LenovoIDThisprogramenablesyoutocreateandmanageyourLenovoID.WithaLenovoID,youcanconnecttoeverythingLenovothroughasingleaccount.UseyourLenovoIDforquickandsimpleauthenticationandthenenjoythevariousservicesprovidedbyLenovo.Suchservicesincludeonlineshopping,appdownload,personalizeddevicesupport,specialpromotionaloffers,Lenovoforums,andsoon.LenovoSettingsThisprogramenhancesyourcomputingexperiencebyprovidingthefollowingfeatures:•Turningyourcomputerintoaportablehotspot•Conﬁguringcameraandaudiosettings•Optimizingyourpowersettings•Creatingandmanagingmultiplenetworkproﬁles12ThinkPadS52ndGenerationUserGuide

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.Howtoturnoffmycomputer?OpentheStartmenu,clickPower,andthenclickShutdown.HowdoIaccessControlPanel?Right-clicktheStartbutton,andthenclickControlPanel.HowdoIusebatterypowermoreeffectivelywhenIamonthego?•Toconservepower,ortosuspendoperationwithoutexitingprogramsorsavingﬁles,see“Power-savingmodes”onpage22.•Toachievethebestbalancebetweenperformanceandpowersaving,createandapplyanappropriatepowerplan.See“Managingthebatterypower”onpage22.•Ifyourcomputerwillbeturnedoffforanextendedperiodoftime,youcanpreventbatterypowerfromdrainingbyremovingthebattery.HowdoIsecurelydisposeofdatastoredontheinternalstoragedrive?•Study“Security”onpage39toﬁndouthowyoucanprotectyourcomputerfromtheftandunauthorizeduse.©CopyrightLenovo201713

•Beforeyoudisposeofthedataontheinternalstoragedrive,ensurethatyouread“Deletingdatafromyourstoragedrive”onpage42.HowdoIattachanexternaldisplay?•Referto“Usinganexternaldisplay”onpage27.•WiththeExtenddesktopfunction,youcandisplayoutputonboththecomputerdisplayandanexternaldisplay.HowdoIattachorreplaceadevice?Refertotheappropriatetopicin“Replacingdevices”onpage77.Ihavebeenusingthecomputerforsometimealready,andisgettingslower.WhatshouldIdo?•Followthe“Generaltipsforpreventingproblems”onpage59.•Diagnoseproblemsyourselfbyusingthepreinstalleddiagnosticsoftware.See“DiagnosingproblemswithLenovoCompanion”onpage59.•Checkforrecoverysolutionsin“Recoveryinformation”onpage75.Printthefollowingtopicsandkeepthemwithyourcomputerincaseyouareunabletoaccessthiselectronicuserguidewhennecessary.•“InstallingtheWindows10operatingsystem”onpage45•“Computerstopsresponding”onpage60•“Powerproblems”onpage71GettinghelpabouttheWindowsoperatingsystemTheWindowshelpinformationsystemprovidesyouwithdetailedinformationaboutusingtheWindowsoperatingsystemsothatyoucangetthemostofyourcomputer.ToaccesstheWindowshelpinformationsystem,opentheStartmenuandclickGetStarted.Additionally,youcanusetheCortana®personalassistanttosearchforhelp,apps,ﬁles,settings,andsoon.UsingthespecialkeysYourcomputerhasseveralspecialkeystohelpyouworkmoreeasilyandeffectively.1NumerickeypadYoucanusethisnumerickeypadtoinputnumbersquickly.14ThinkPadS52ndGenerationUserGuide

2WindowslogokeyPresstheWindowslogokeytoopentheStartmenu.ForinformationaboutusingtheWindowslogokeywithotherkeys,seethehelpinformationsystemoftheWindowsoperatingsystem.34FnkeyandfunctionkeysYoucanconﬁguretheFnkeyandfunctionkeysintheKeyboardPropertieswindowbydoingthefollowing:1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.2.ClickKeyboard.IntheKeyboardPropertieswindow,clicktheFnandfunctionkeystab.3.Selecttheoptionsofyourpreference.•+SwitchthekeyfunctionbetweenthestandardF1–F12functionandthespecialfunctionprintedasanicononeachkey.WhentheFnLockindicatorisoff,youcanusethedefaultfunction.YoucanchangethedefaultfunctionintheKeyboardPropertieswindow.•Muteorunmutethespeakers.Whenthespeakersaremuted,theindicatoronthekeyison.Ifyoumutethesoundandturnoffyourcomputer,thesoundwillremainmutedwhenyouturnonyourcomputer.Toturnonthesound,pressor.•Decreasethespeakervolume.•Increasethespeakervolume.•Muteorunmutethemicrophones.Whenthemicrophonesaremuted,theindicatoronthekeyison.•Darkenthecomputerdisplay.•Brightenthecomputerdisplay.•Manageexternaldisplays.•Enableordisablethebuilt-inwirelessfeatures.•OpentheSettingswindow.•Enableordisablethebuilt-inBluetoothfeatures.•Openakeyboardsettingpage.•Invokethefunctiondeﬁnedbyyourself.Ifnofunctionisdeﬁned,pressthiskeytoopentheCortanapersonalassistant.TodeﬁneorchangetheactionfortheF12key,dothefollowing:1.OpentheLenovoSettingsprogram.See“AccessingLenovoprograms”onpage11.2.Clicktheinputicon.3.LocatetheKEYBOARD:USER-DEFINEDKEYsectionandfollowtheinstructionsonthescreentocompletethesetting.OntheInputpage,youcanalsodeﬁnedifferentfunctionsforthekeycombinationswithF12,suchasShift+F12,Alt+F12,orCtrl+F12.Keycombinations•+:Openthecalculator.Chapter2.Usingyourcomputer15

•+:Putyourcomputerintosleepmode.•+:OpentheSnippingToolprogram.•Fn+Spacebar:Ifyourcomputersupportskeyboardbacklight,pressFn+Spacebartoswitchbetweenthedifferentkeyboardbacklightstatus(off,low,orhigh).Note:IfyourcomputerisinstalledwiththeLenovoSettings3.0programorlaterversion,therearefourmodesforthekeyboardbacklight:Off,Low,High,andAuto.•Fn+B:ThiskeycombinationhasthesamefunctionastheBreakkeyonaconventionalkeyboard.•Fn+K:ThiskeycombinationhasthesamefunctionastheScrLKkeyonaconventionalkeyboard.•Fn+P:ThiskeycombinationhasthesamefunctionasthePausekeyonaconventionalkeyboard.•Fn+S:ThiskeycombinationhasthesamefunctionastheSysRqkeyonaconventionalkeyboard.•Fn+4:PressFn+4toputthecomputerintosleepmode.Towakeupthecomputer,pressanykeyorthepowerbutton.•Fn+Q:PressFn+Qtoswitchbetweentheperformancemodeandquietmode.Inthequietmode,yourcomputerworkswithlowernoise,buttheperformanceisslightlylimited.UsingtheThinkPadpointingdeviceThissectionprovidesinformationaboutusingtheThinkPadpointingdevice.ThinkPadpointingdeviceoverviewTheThinkPadpointingdeviceenablesyoutoperformallthefunctionsofatraditionalmouse,suchaspointing,clicking,andscrolling.WiththeThinkPadpointingdevice,youalsocanperformvarioustouchgestures,suchasrotatingandzoominginorout.TheThinkPadpointingdeviceconsistsofthefollowingdevices:1TrackPointpointingdevice2TrackpadNote:Dependingonthemodel,yourTrackPointpointingdeviceandthetrackpadmightlookdifferentfromtheillustrationinthistopic.16ThinkPadS52ndGenerationUserGuide

Bydefault,boththeTrackPointpointingdeviceandthetrackpadareactivewiththetouchgesturesenabled.Tochangethesettings,see“CustomizingtheThinkPadpointingdevice”onpage20.UsingtheTrackPointpointingdeviceTheTrackPointpointingdeviceenablesyoutoperformallthefunctionsofatraditionalmouse,suchaspointing,clicking,andscrolling.TheTrackPointpointingdeviceconsistsofthefollowingcomponents:1Pointingstick2Left-clickbutton(primary-clickbutton)3Right-clickbutton(secondary-clickbutton)4ScrollbarTousetheTrackPointpointingdevice,seethefollowinginstructions:Chapter2.Usingyourcomputer17

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)Tousethetrackpad,seethefollowinginstructions:•PointSlideoneﬁngeracrossthesurfaceofthetrackpadtomovethepointeraccordingly.•Left-clickPresstheleft-clickzone1toselectoropenanitem.Youalsocantapanywhereonthesurfaceofthetrackpadwithoneﬁngertoperformtheleft-clickaction.18ThinkPadS52ndGenerationUserGuide

•Right-clickPresstheright-clickzone2todisplayashortcutmenu.Youalsocantapanywhereonthesurfaceofthetrackpadwithtwoﬁngerstoperformtheright-clickaction.•ScrollPuttwoﬁngersonthetrackpadandmovethemintheverticalorhorizontaldirection.Thisactionenablesyoutoscrollthroughthedocument,Website,orapps.Ensurethatyoupositionyourtwoﬁngersslightlyapartfromeachother.Withthetrackpad,youalsocanperformavarietyoftouchgestures.Forinformationaboutusingthetouchgestures,see“Usingthetrackpadtouchgestures”onpage19.Ifthetrackpadsurfaceisstainedwithoil,turnoffthecomputerﬁrst.Thengentlywipethetrackpadsurfacewithasoftandlint-freeclothmoistenedwithlukewarmwaterorcomputercleaner.UsingthetrackpadtouchgesturesTheentiretrackpadsurfaceissensitivetoﬁngertouchandmovement.Youcanusethetrackpadtoperformthesamepointandclickactionsasyouwoulduseatraditionalmouse.Youalsocanusethetrackpadtoperformvarioustouchgestures.Thefollowingsectionintroducessomefrequentlyusedtouchgesturessuchastapping,dragging,andscrolling.Formoregestures,seethehelpinformationsystemoftheThinkPadpointingdevice.Notes:•Whenusingtwoormoreﬁngers,ensurethatyoupositionyourﬁngersslightlyapart.•SomegesturesarenotavailableifthelastactionwasdonefromtheTrackPointpointingdevice.•Somegesturesareonlyavailablewhenyouareusingcertainapps.•Dependingonthemodel,thetrackpadonyourcomputermightlookdifferentfromtheillustrationsinthistopic.TapTapanywhereonthetrackpadwithoneﬁngertoselectoropenanitem.Two-ﬁngertapTapanywhereonthetrackpadwithtwoﬁngerstodisplayashortcutmenu.Two-ﬁngerscrollPuttwoﬁngersonthetrackpadandmovethemintheverticalorhorizontaldirection.Thisactionenablesyoutoscrollthroughthedocument,Website,orapps.Two-ﬁngerzoomoutPuttwoﬁngersonthetrackpadandmovethemclosertogethertozoomout.Chapter2.Usingyourcomputer19

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.20ThinkPadS52ndGenerationUserGuide

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.CheckingthebatterystatusMoveyourpointertothebattery-statusiconintheWindowsnotiﬁcationareatocheckthebatterystatus.Thebattery-statusicondisplaysthepercentageofbatterypowerremainingandhowlongyoucanuseyourcomputerbeforeyoumustchargethebattery.Therateatwhichyouusebatterypowerdetermineshowlongyoucanusethebatteryofyourcomputerbetweencharges.Becauseeverycomputeruserhasindividualhabitsandneeds,itisdifﬁculttopredicthowlongabatterychargelasts.Therearetwomainfactors:•Howmuchenergyisstoredinthebatterywhenyoubegintowork•Thewayyouuseyourcomputer,forexample:–Howoftenyouaccessthestoragedrive–HowbrightyoumakethecomputerdisplayChapter2.Usingyourcomputer21

–HowoftenyouusethewirelessfeatureChargingthebatteryWhenyouﬁndthattheremainingbatterypowerislow,chargeyourbatteryorreplacethebatterywithachargedbattery.Ifanacoutletisconvenient,connectthecomputertoacpower.Thebatteryisfullychargedinaboutfourtoeighthours.Theactualchargingtimedependsonthebatterysize,thephysicalenvironment,andwhetheryouareusingthecomputer.Y oucancheckthebatterychargingstatusatanytimethroughthebattery-statusiconintheWindowsnotiﬁcationarea.Note:Tomaximizethelifeofthebattery,thecomputerdoesnotstartrechargingthebatteryiftheremainingpowerisgreaterthan95%.Tipsonchargingthebattery•Beforeyouchargethebattery,ensurethatthebatterytemperatureislowerthan10°C(50°F).•Chargethebatteryinanyofthefollowingconditions:–Anewbatteryisinstalled.–Thepercentageofpowerremainingislow.–Thebatteryhasnotbeenusedforalongtime.MaximizingthebatterylifeTomaximizethelifeofthebattery,dothefollowing:•Usethebatteryuntilthechargeisdepleted.•Rechargethebatterycompletelybeforeusingit.Youcanseewhetherthebatteryisfullychargedfromthebattery-statusiconintheWindowsnotiﬁcationarea.•Alwaysusepowermanagementfeaturessuchaspower-savingmodes.ManagingthebatterypowerToachievethebestbalancebetweenperformanceandpowersaving,adjustyourpowerplansettings.Toadjustpowerplansettings,dothefollowing:1.GotoControlPanel,andthenchangetheviewofControlPanelfromCategorytoLargeiconsorSmallicons.2.ClickPowerOptions.3.Followtheinstructionsonthescreen.Formoreinformation,seetheWindowshelpinformationsystem.Power-savingmodesThereareseveralmodesthatyoucanuseatanytimetoconservepower.Thissectionintroduceseachmodeandgivestipsontheeffectiveuseofbatterypower.•SleepmodeInsleepmode,yourworkissavedtomemory,andthenthestoragedriveandthecomputerdisplayareturnedoff.Whenyourcomputerwakesup,yourworkisrestoredwithinseconds.Toputyourcomputerintosleepmode,opentheStartmenu,clickPower,andthenclickSleep.•Hibernationmode22ThinkPadS52ndGenerationUserGuide

Byusingthismode,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,youcanconnectyourcomputertoalocalnetworkthroughtheEthernetconnectoronyourcomputer.TheEthernetconnectorhastwonetworkstatusindicators.Whenthegreenindicatorison,thecomputerisconnectedtoaLAN.Whentheyellowindicatorblinks,dataisbeingtransmitted.Note:Ifthecomputerisconnectedtoasupporteddockingstationorasupporteddock,usetheEthernetconnectoronthedockingstationorthedockinsteadoftheoneonthecomputer.DANGERYourcomputerhasanEthernetconnector.T oavoidtheriskofelectricalshock,donotconnectthetelephonecabletotheEthernetconnector.WirelessconnectionsWirelessconnectionisthetransferofdatawithouttheuseofcablesbutbymeansofradiowavesonly.Usingthewireless-LANconnectionAwirelesslocalareanetwork(LAN)coversarelativelysmallgeographicarea,suchasanofﬁcebuildingorahouse.Devicesbasedonthe802.11standardscanconnecttothistypeofnetwork.Yourcomputercomeswithabuilt-inwirelessnetworkcardtohelpyouestablishwirelessconnectionsandmonitortheconnectionstatus.Toestablishawireless-LANconnection,dothefollowing:Chapter2.Usingyourcomputer23

1.Turnonthewirelessfeature.See“Usingthespecialkeys”onpage14.2.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.UsingtheBluetoothconnectionBluetoothcanconnectdevicesthatarewithinashortdistancefromoneanother.Bluetoothiscommonlyusedinthefollowingscenarios:•Connectingperipheraldevicestoacomputer•Transferringdatabetweenhand-helddevicesandapersonalcomputer•RemotelycontrollingandcommunicatingwithdevicessuchasmobilephonesDependingonthemodel,yourcomputermightsupporttheBluetoothfeature.TotransferdatathroughtheBluetoothfeature,dothefollowing:Note:Itisnotrecommendedtousethewirelessfeature(the802.11standards)ofyourcomputersimultaneouslywithaBluetoothoption.Thedatatransmissionspeedcanbedelayedandtheperformanceofthewirelessfeaturecanbedegraded.1.Dooneofthefollowing:•PresstheBluetooth-controlkeyandturnontheBluetoothfeature.•OpentheStartmenu,andthenclickSettings➙Network&Internet➙Airplanemode.TheBluetoothfeatureisenabled.2.Right-clickthedatathatyouwanttosend.3.SelectSendTo➙BluetoothDevices.4.SelectaBluetoothdevice,andthenfollowtheinstructionsonthescreen.Formoreinformation,seetheWindowshelpinformationsystemandthehelpinformationsystemoftheBluetoothdevice.UsingtheAirplanemodeTheAirplanemodeissupportedontheWindows10operatingsystem.IftheAirplanemodeisenabled,allwirelessfeaturesaredisabled.24ThinkPadS52ndGenerationUserGuide

ToenableordisabletheAirplanemode,dothefollowing:1.OpentheStartmenu.2.ClickSettings➙Network&Internet➙Airplanemode.3.SlidethecontrolforAirplanemodetoturnitonoroff.UsingaudiofeaturesYourcomputerisequippedwiththefollowingitems:•Audioconnector,3.5mm(0.14inches)indiameter•Microphones•SpeakersYourcomputeralsohasanaudiochipthatenablesyoutoenjoyvariousmultimediaaudiofeatures,suchasthefollowing:•CompliantwithHighDeﬁnitionAudio•PlaybackofMIDIandMP3ﬁles•RecordingandplaybackofPCMandWAVﬁles•Recordingfromvarioussoundsources,suchasaheadsetattachedThefollowinglistprovidesinformationaboutsupportedfunctionsoftheaudiodevicesattachedtotheconnectorsonyourcomputerorthedockingstation.•Headsetwitha3.5-mm(0.14-inch),4-poleplug:Headphoneandmicrophonefunctions•Conventionalheadphone:HeadphonefunctionNote:Theconventionalmicrophoneisnotsupported.UsingthecameraIfyourcomputerhasacamera,youcanusethecameratopreviewyourvideoimageandtakeasnapshotofyourcurrentimage.Tostartthecamera,opentheStartmenuandclickCamera.Whenthecameraisstarted,theindicatoristurnedoningreen,indicatingthatthecameraisinuse.Youalsocanusetheintegratedcamerawithotherprogramsthatprovidefeaturessuchasphotographing,videocapturing,andvideoconferencing.T ousetheintegratedcamerawithotherprograms,openoneoftheprogramsandstartthephotographing,videocapturing,orvideoconferencingfunction.Then,thecamerastartsautomaticallyandthegreencamerastatusindicatorturnson.Formoreinformationaboutusingthecamerawithaprogram,seethehelpinformationsystemoftheprogram.ConﬁguringcamerasettingsYoucanconﬁgurethecamerasettingstomeetyourneeds,suchasadjustingthequalityofthevideooutput.Toconﬁgurethecamerasettings,dooneofthefollowing:•OpentheCameraapp,andclickthesettingsiconintheupper-rightcorner.Followtheinstructionsonthescreentoconﬁgurethecamerasettingsasdesired.•OpentheStartmenuandthenclickLenovoSettings➙Camera.Followtheinstructionsonthescreentoconﬁgurethecamerasettings.Chapter2.Usingyourcomputer25

UsingamediacardYourcomputerhasonemedia-cardslot.Themedia-cardslotsupportsthefollowingtypesofcards:Note:Yourcomputerdoesnotsupportthecontentprotectionforrecordablemedia(CPRM)featurefortheSDcard.•MultiMediaCard(MMC)•SecureDigital(SD)card•SecureDigitaleXtended-Capacity(SDXC)card•SecureDigitalHigh-Capacity(SDHC)cardAttention:Whiletransferringdatatoorfromamediacard,suchasanSDcard,donotputyourcomputerintosleeporhibernationmodebeforethedatatransferiscompleted.Otherwise,yourdatacouldgetdamaged.InstallingamediacardToinstallamediacard,dothefollowing:1.Locatetheappropriatetypeofslotforyourcard.See“Computercontrols,connectors,andindicators”onpage1.2.Ensurethatthemetalcontactsarefacingdownandtowardthecardslot.3.Pressthecardﬁrmlyintothecardslot.Iftheplug-and-playfeatureisnotenabled,dothefollowing:1.GotoControlPanel.2.ViewControlPanelbyCategory.ClickHardwareandSound.3.ClickDeviceManager.Ifyouarepromptedforanadministratorpasswordorconﬁrmation,typethepasswordorprovideconﬁrmation.4.FromtheActionmenu,selectAddlegacyhardware.TheAddHardwareWizardstarts.5.Followtheinstructionsonthescreen.RemovingamediacardAttention:•Stopalltheactivitiesinvolvingthecardbeforeremovingit.Otherwise,dataonthecardmightgetdamagedorlost.•Donotremoveacardwhilethecomputerisinsleeporhibernationmode.Otherwise,thesystemmightnotrespondwhenyoutrytoresumeoperation.Toremoveamediacard,dothefollowing:1.ClickthetriangulariconintheWindowsnotiﬁcationareatoshowhiddenicons.2.Right-clicktheSafelyRemoveHardwareandEjectMediaicon.3.SelectthecorrespondingitemtoejectthecardfromtheWindowsoperatingsystem.4.Pressthecardtoejectitfromyourcomputer.5.Removethecardandstoreitsafelyforfutureuse.26ThinkPadS52ndGenerationUserGuide

Note:IfyoudonotremovethecardfromyourcomputerafteryouejectthecardfromtheWindowsoperatingsystem,thecardcannolongerbeaccessed.Toaccessthecard,youmustremoveitﬁrst,andtheninsertitagain.UsinganexternaldisplayThissectionprovidesinstructionsonhowtoconnectanexternaldisplay,choosedisplaymodes,andchangedisplaysettings.Youcanuseanexternaldisplaysuchasaprojectororamonitortogivepresentationsortoexpandyourworkspace.Yourcomputersupportsthefollowingvideoresolution,iftheexternaldisplayalsosupportsthatresolution.•Upto3840x2160pixels/30Hz,withanexternaldisplayconnectedtotheHDMIconnectorFormoreinformationabouttheexternaldisplay,seethemanualsthatcomewithit.ConnectinganexternaldisplayYoucanuseeitherawireddisplayorawirelessdisplay.ThewireddisplaycanbeconnectedtoavideoconnectorsuchastheHDMIconnectorandminiDisplayPortconnectorbyacable.ThewirelessdisplaycanbeaddedthroughtheMiracast®function.•ConnectingawireddisplayNote:Whenyouconnectanexternalmonitor,avideointerfacecablewithaferritecoreisrequired.1.Connecttheexternaldisplaytoanappropriatevideoconnectoronyourcomputer,suchastheHDMIconnectororminiDisplayPortconnector.2.Connecttheexternaldisplaytoanelectricaloutlet.3.Turnontheexternaldisplay.Ifyourcomputercannotdetecttheexternaldisplay,right-clickonthedesktop,andthenclickScreenresolution/Displaysettings➙Detect.•ConnectingawirelessdisplayNote:Touseawirelessdisplay,ensurethatbothyourcomputerandtheexternaldisplaysupporttheMiracastfeature.Dooneofthefollowing:–OpentheStartmenu,andthenclickSettings➙Devices➙Connecteddevices➙Addadevice.–ClicktheactioncentericonintheWindowsnotiﬁcationarea.ClickConnect.Selectthewirelessdisplayandfollowtheinstructionsonthescreen.Formoreinformation,seetheWindowshelpinformationsystem.ChoosingadisplaymodeYoucandisplayyourdesktopandappsonthecomputerdisplay,theexternaldisplay,orboth.Tochoosehowtodisplaythevideooutput,pressthedisplay-modeswitchingkeyandthenselectadisplaymodeyouprefer.Therearefourdisplaymodes:•Disconnect:Displaysthevideooutputonlyonyourcomputerscreen.Chapter2.Usingyourcomputer27

Note:Dependingonthesituation,youmightseeDisconnect,PCscreenonly,Computeronly,orDisconnectprojector.•Duplicate:Displaysthesamevideooutputonbothyourcomputerscreenandanexternaldisplay.•Extend:Extendsthevideooutputfromyourcomputerdisplaytoanexternaldisplay.Y oucandragandmoveitemsbetweenthetwodisplays.•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.TravelingwithyourcomputerThistopicprovidesinformationtohelpyouworkwithyourcomputerwhenyouaretraveling.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.28ThinkPadS52ndGenerationUserGuide

TravelaccessoriesIfyouaretravelingtoanothercountryorregion,youmightwanttoconsideranappropriateacpoweradapterforthecountryorregiontowhichyouaretraveling.Topurchasetravelaccessories,goto:http://www.lenovo.com/accessoriesChapter2.Usingyourcomputer29

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Chapter3.EnhancingyourcomputerThischapterprovidesinstructionsonhowtousehardwaredevicestoexpandyourcomputercapabilities.FindingThinkPadoptionsIfyouwanttoexpandthecapabilitiesofyourcomputer,Lenovohasanumberofhardwareaccessoriesandupgradestomeetyourneeds.Optionsincludememorymodules,storagedevices,networkcards,portreplicatorsordockingstations,batteries,poweradapters,keyboards,mice,andmore.ToshopatLenovo,goto:http://www.lenovo.com/essentials©CopyrightLenovo201731

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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+UOpenEaseofAccessCenterRightShiftforeightsecondsTurnonorturnoffFilterKeysShiftﬁvetimesTurnonorturnoffStickyKeysNumLockforﬁvesecondsTurnonorturnoffT oggleKeysLeftAlt+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.©CopyrightLenovo201733

•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.34ThinkPadS52ndGenerationUserGuide

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,andmaintenanceinformation35

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.•Yourcomputerdisplayisdesignedtobeopenedandusedatanangleslightlygreaterthan90degrees.Donotopenthedisplaybeyond135degrees.Otherwise,thecomputerhingemightgetdamaged.36ThinkPadS52ndGenerationUserGuide

•Donotturnyourcomputeroverwhentheacpoweradapterispluggedin,otherwise,itcouldbreaktheadapterplug.•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,andmaintenanceinformation37

38ThinkPadS52ndGenerationUserGuide

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©CopyrightLenovo201739

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.HarddisksecurityToprotectthecomputerfromunauthorizedsecurityattacks,refertothefollowingtipstoenhancesecurity:40ThinkPadS52ndGenerationUserGuide

•Setapower-onpasswordaswellasaharddiskpassword.Forsecurity,alongerpasswordisrecommended.•TheharddiskdrivebuiltintoyourcomputercanbeprotectedbyUEFIBIOS.Toprovidereliablesecurity,usethesecuritychipandasecurityprogramwiththeTrustedPlatformModule(TPM)managementfeature.See“Settingthesecuritychip”onpage41.•IfaDiskEncryptionstoragedriveisinstalledinyourcomputer,ensuretoprotectthecontentsofyourcomputerfromunauthorizedaccessbyuseofdriveencryptionsoftware,suchasMicrosoftWindowsBitLocker®DriveEncryption.•Beforeyoudisposeof,sell,orhandoveryourcomputer,deletethedatastoredonit.Formoreinformation,see“Deletingdatafromyourstoragedrive”onpage42.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.DiskEncryptionharddiskdriveandEncryptionsolid-statedriveSomemodelscontaintheDiskEncryptionharddiskdriveorEncryptionsolid-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.Security41

4.Movetoanitemyouwanttosetbyusingthedirectionalkeys.Whentheitemishighlighted,pressEnter.5.Setotheritemsthatyouwanttoset.6.PressF10.ASetupConﬁrmationwindowisdisplayed.SelectYestosavetheconﬁgurationchangesandexit.Notes:•EnsurethatthesupervisorpasswordhasbeensetinThinkPadSetup.Otherwiseanyonecanchangethesettingsforthesecuritychip.•Whenyouclearthesecuritychip,turnoffyourcomputerandthenturnitonagainafteryousetthesecuritychiptoActive.Otherwise,theClearSecurityChipoptionisnotdisplayed.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.Y oucandestroythedataphysicallybysmashingtheharddiskdrivewithahammer,ormagneticallybymeansofstrongmagneticpower,thusmakingthedataunreadable.Butitisrecommendedthatyouusethesoftware(payware)orservice(payservice)developedforthatpurpose.Theprocessmighttakeseveralhours.Fordisposingofdataonthesolid-statedrive,LenovoprovidestheDriveEraseUtilityforResettingtheCryptographicKeyandErasingtheSolidStateDrivetool.SomecomputersmightsupporttheDiskEncryptionharddiskdriveorEncryptionsolid-statedriveandhavesuchadriveinstalled.Youcanlogicallydisposeofallthedataonthedriveinashorttimebyerasingthecryptographickey.Thedataencryptedwiththeoldkeyisnotphysicallyerasedbutremainsonthedrive;however,itcannotbedecryptedwithouttheoldkey.ThisfeatureisalsoavailablewiththeDriveEraseUtilityforResettingtheCryptographicKeyandErasingtheSolidStateDrivetool.UsingﬁrewallsIfyoursystemispreinstalledwithaﬁrewallprogram,itprotectsagainstcomputerInternetsecuritythreats,unauthorizedaccess,intrusions,andInternetattacks.Italsoprotectsyourprivacy.Formoreinformationabouthowtousetheﬁrewallprogram,seethehelpsystemthatcomeswiththeprogram.42ThinkPadS52ndGenerationUserGuide

ProtectingdataagainstvirusesLenovoprovidesafullversionofantivirussoftwareonyourcomputerwithafree30-daysubscription.After30days,youmustrenewthelicensetocontinuereceivingtheantivirussoftwareupdates.Formoreinformationaboutyourantivirussoftware,seethehelpsystemofyourantivirussoftware.Chapter5.Security43

44ThinkPadS52ndGenerationUserGuide

Chapter6.AdvancedconﬁgurationThischapterprovidesinformationtohelpyoufurtherconﬁgurethecomputer:InstallingtheWindows10operatingsystemInsomesituations,youmightneedtoinstallanewoperatingsystem.ThistopicprovidesinstructionsonhowtoinstallaWindows10operatingsystem.Beforeyoustart,printtheseinstructions.Attention:Theprocessofinstallinganewoperatingsystemdeletesallthedataonyourinternalstoragedrive,includingthedatathatwerestoredinahiddenfolder.ToinstalltheWindows10operatingsystem,dothefollowing:1.EnsurethatyousetthesecuritychiptoTPM2.0.Formoreinformation,see“Settingthesecuritychip”onpage41.2.Connectthedrivethatcontainstheoperatingsysteminstallationprogramtothecomputer.3.StarttheThinkPadSetupprogram.See“UsingtheThinkPadSetupprogram”onpage47.4.SelectStartup➙BoottodisplaytheBootPriorityOrdersubmenu.5.Selectthedrivethatcontainstheoperatingsysteminstallationprogram,forexample,USBHDD.ThenpressEsc.6.SelectRestartandensurethatOSOptimizedDefaultsisenabled.ThenpressFn+F10tosavethesettingsandexittheThinkPadSetupprogram.7.Followtheon-screeninstructionstoinstallthedevicedriversandnecessaryprograms.See“Installingdevicedrivers”onpage46.8.Afterinstallingthedevicedrivers,applyWindowsUpdatetogetthelatestmodules,forexamplethesecuritypatches.9.Dependingonyourpreference,installLenovoprograms.ForinformationaboutLenovoprograms,see“Lenovoprograms”onpage11.Note:Afterinstallingtheoperatingsystem,donotchangetheinitialUEFI/LegacyBootsettingintheThinkPadSetupprogram.Otherwise,theoperatingsystemwillnotstartcorrectly.WhenyouinstalltheWindows10operatingsystem,youmightneedoneofthefollowingcountryorregioncodes:CountryorregionCodeCountryorregionCodeChinaSCNetherlandsNLDenmarkDKNorwayNOFinlandFISpainSPFranceFRSwedenSVGermanyGRTaiwanandHongKongTCItalyITUnitedStatesUSJapanJP©CopyrightLenovo201745

InstallingdevicedriversDevicedriversareprogramsthatcontaininstructionsfortheoperatingsystemabouthowtooperateor“drive”acertainpieceofhardware.Eachhardwarecomponentonyourcomputerhasitsownspeciﬁcdriver.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.Y ouhavecompletecontrolofwhichupdatestodownloadandinstall.Afteryouselecttheupdatepackagesyouwant,LenovoCompanionautomaticallydownloadsandinstallstheupdates.LenovoCompanionispreinstalledonyourcomputerandisreadytorun.TheonlyprerequisiteisanactiveInternetconnection.Youcanstarttheprogrammanually,oryoucanusetheschedulefeaturetoenabletheprogramtosearchforupdatesautomaticallyatspeciﬁedintervals.Youalsocanpredeﬁnescheduledupdatestosearchbythecriticalseveritylevelsothelistyouchoosefromcontainsonlythoseupdatetypesthatyouneed.FormoreinformationabouthowtouseLenovoCompanion,seethehelpsystemoftheprogram.UsingtheThinkPadSetupprogramTheThinkPadSetupprogramenablesyoutoselectthepreferredsettingsforyourcomputerthroughconﬁguringtheBIOS.46ThinkPadS52ndGenerationUserGuide

ConﬁguringThinkPadSetupTheThinkPadSetupprogrammenulistsvariousitemsaboutsystemconﬁguration.Attention:Thedefaultconﬁgurationsarealreadyoptimizedforyou.Improperchangeoftheconﬁgurationsmightcauseunexpectedresults.ToconﬁgureThinkPadSetup,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1.TheThinkPadSetupprogramstarts.Note:Ifyouarerequiredtoenterthesupervisorpassword,enterthecorrectpassword.YoualsocanpressEntertoskipthepasswordpromptandstarttheThinkPadSetupprogram.Ifyoudonotenterthepassword,youcannotchangetheconﬁgurationsthatareprotectedbythesupervisorpassword.2.Usethearrowkeystoselectatab;orusethearrowkeystolocateanitemandpressEntertoselectit.Thenthesupportedsubmenuisdisplayed.3.Defaultvaluesareinboldface.Setthevalueofanitembydoingoneofthefollowing:•PressFn+F6tochangetoahighervalue.•PressFn+F5tochangetoalowervalue.4.PresstheEsckeytoexitthesubmenuandreturntotheparentmenu.Thenusethesamemethodmentionedabovetochangeotherconﬁgurations.5.Whenyoucompletetheconﬁguration,pressFn+F10tosaveandexit.YoualsocanselecttheRestarttabintheThinkPadSetupmenu,andrestartyourcomputerwithoneoftheprovidedoptions.YoucanpressFn+F9torestoretothedefaultsettings.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.Chapter6.Advancedconﬁguration47

UpdatingtheUEFIBIOSTheUEFIBIOSistheﬁrstprogramthatthecomputerrunswhenthecomputeristurnedon.TheUEFIBIOSinitializesthehardwarecomponents,andloadstheoperatingsystemandotherprograms.Whenyouinstallanewprogram,devicedriver,orhardwarecomponent,youmightbeinformedtoupdatetheUEFIBIOS.Y oucanupdatetheUEFIBIOSbystartingyourcomputerfromaﬂashupdatediscoraﬂashupdateprogramrunningintheWindowsenvironment.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)48ThinkPadS52ndGenerationUserGuide

•Preinstalledoperatingsystemlicense•UEFISecureBoot•OA3ID•OA2ConﬁgmenuNote: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.•WirelessAutoDisconnectionValues:Disabled,EnabledDescription:EnableordisabletheWirelessAutoDisconnectionwhentheEthernetcableisconnectedtotheEthernetLANonsystem.Ifitisenabled,WirelessLANisautomaticallyturnedoffwheneverEthernetcableisconnected.USB•USBUEFIBIOSSupportValues:Disabled,EnabledDescription:EnableordisablethebootsupportforUSBstoragedevices.Chapter6.Advancedconﬁguration49

•AlwaysOnUSBValues:Disabled,EnabledDescription:SelectEnabledtochargedevicesthroughtheAlwaysOnUSBconnectorsevenwhenthecomputeristurnedoff,insleepmode,orinhibernationmode.–ChargeinBatteryModeValues:Disabled,EnabledDescription:SelectEnabledtochargedevicesthroughtheAlwaysOnUSBconnectorsevenwhenthecomputeristurnedoff,insleepmode,orinhibernationmode.Keyboard/Mouse•TrackPointValues:Disabled,EnabledDescription:Enableordisablethebuilt-inT rackPointpointingdevice.Note:Ifyouwanttouseanexternalmouse,selectDisabled.•TrackpadValues:Disabled,EnabledDescription:Enableordisablethebuilt-intrackpad.Note:Ifyouwanttouseanexternalmouse,selectDisabled.•FnandCtrlKeyswapValues:Disabled,EnabledDescription:IfyouselectEnabled,theFnkeyworksastheCtrlkeyandtheCtrlkeyworksastheFnkey.•F1–F12asprimaryfunctionValues:Disabled,EnabledDescription:IfyouselectEnabled,pressingthefunctionkeysdirectlyinputsF1–F12.IfyouselectDisabled,pressingthefunctionkeysdirectlyinitiatesthespecialfunctionprintedasanicononeachkey.Totemporarilyswitchtheabovetwofunctions,pressFn+Esc.Display•BootDisplayDeviceValues:ThinkPadLCD,HDMIDescription:Selectthedisplaydevicethatyouwanttoactivateatboottime.Thisselectioniseffectiveforboottime,passwordprompt,andThinkPadSetup.HDMIcorrespondstotheHDMIconnectoronyourcomputer.•TotalGraphicsMemoryValues:256MB,512MBDescription:AllocatethetotalmemorywhichIntelinternalgraphicsshares.Note:Ifyouselect512MB,themaximumusablememorymightbereducedonthe32–bitoperatingsystem.•BootTimeExtensionValues:Disabled,1second,2seconds,3seconds,5seconds,10secondsDescription:Duringthebootprocess,thecomputermightnotdetecttheexternalmonitorsthatneedmoretimetogetready.Selecthowlongyouwanttoextendthebootprocess.50ThinkPadS52ndGenerationUserGuide

Power•IntelSpeedStep®technologyValues:Disabled,EnabledDescription:SelectthemodeofIntelSpeedSteptechnologyatruntime.–ModeforACValues:MaximumPerformance,BatteryOptimizedDescription:MaximumPerformance:Alwayshighestspeed–ModeforBatteryValues:MaximumPerformance,BatteryOptimizedDescription:BatteryOptimized:AlwayslowestspeedNote:ThissubmenuisavailableonmodelswithanIntelCPU.•AdaptiveThermalManagementValues:–SchemeforAC:MaximizePerformance,Balanced–SchemeforBattery:MaximizePerformance,BalancedDescription:Selectathermalmanagementschemetouse.Theschemeaffectsfansound,temperature,andperformance.MaximizePerformance:Reducemicroprocessorthrottling.Balanced:Balancesound,temperature,andperformance.•CPUPowerManagementValues:Disabled,EnabledDescription:Enableordisablethepower-savingfeaturethatstopsthemicroprocessorclockautomaticallywhentherearenosystemactivities.Normally,itisnotnecessarytochangethesetting.•DisableBuilt-inBatteryValues:Yes,NoDescription:Temporarydisablebatteryforservicingthesystem.Afterselectingthisitem,thesystemwillbeautomaticallypoweredoff,thenreadytobeserviced.Note:thebatterywillbeautomaticallyenabledwhentheACadapterisreconnected.BeepandAlarm•PasswordBeepValues:Disabled,EnabledDescription:Enableordisableabeepwhenthecomputeriswaitingforapower-on,harddisk,orsupervisorpassword.Differentbeepsremindyouthatthepasswordyouenteredisrightorwrong.•KeyboardBeepValues:Disabled,EnabledDescription:Enableordisableabeepwhenunmanageablekeycombinationsarepressed.Date/TimemenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.•SystemDateDescriptions:Setorchangethedateofthesystem.Chapter6.Advancedconﬁguration51

•SystemTimeDescriptions:Setorchangethetimeofthesystem.SecuritymenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.Password•SupervisorPasswordValues:Disabled,EnabledDescriptions:Setasupervisorpasswordtopreventunauthorizedusersfromchangingthestartupsequence,network-relatedsettings,andsystemdateandtime.Formoreinformation,see“Passwordsintroduction”onpage39.•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”onpage39.•HardDiskXPasswordValues:Disabled,Enabled52ThinkPadS52ndGenerationUserGuide

Descriptions:Setaharddiskpasswordtopreventunauthorizedusersfromaccessingdataontheinternalstoragedrive.Formoreinformation,see“Passwordsintroduction”onpage39.SecurityChip•SecurityChipTypeValues:TPM2.0•SecurityChipValues:Enabled,DisabledDescriptions:Enableordisablethesecuritychip.•ClearSecurityChipDescriptions:Usethisoptiontocleartheencryptionkey.Itwillnotbepossibletoaccessalready-encrypteddataafterthesekeysarecleared.Note:ThisitemisdisplayedonlyifyouhaveselectedEnabledfortheSecurityChipoption.•PhysicalPresenceforClearValues:Disabled,EnabledDescriptions:Ifthisoptionisenabled,aconﬁrmationmessageisdisplayedwhenyouclearthesecuritychip.UEFIBIOSUpdateOption•FlashBIOSUpdatingbyEnd-UsersValues:Disabled,EnabledDescriptions:Whenthisoptionisenabled,alluserscanupdatetheUEFIBIOS.Ifyoudisablethisoption,onlythepersonwhoknowsthesupervisorpasswordcanupdatetheUEFIBIOS.•SecureRollBackPreventionValues:Disabled,EnabledDescriptions:Whenthisoptionisdisabled,youcanﬂashtheUEFIBIOStoearlierversion.Note:ThisitemissetasDisabledbydefaultwhentheOSOptimizedDefaultsontheRestartmenuissetasDisabled.ThisitemissetasEnabledbydefaultwhentheOSOptimizedDefaultsissetasEnabled.•WindowsUEFIFirmwareUpdateValues:Disabled,EnabledDescriptions:EnableordisabletheWindowsUEFIFirmwareUpdatefeature.IfyouselectDisabled,BIOSwillskipWindowsUEFIFirmwareUpdateandyoucanﬂashtheUEFIBIOStoanearlierversion.MemoryProtection•ExecutionPreventionValues:Disabled,EnabledDescriptions:Somecomputervirusesandwormscausememorybufferstooverﬂow.Byenablingthisoption,youcanprotectyourcomputeragainstattacksfromsuchvirusesandworms.Iftheoptionisenabledbutyouﬁndthataprogramdoesnotrunproperly,disablethisoptionﬁrstandthenresetthesettings.Virtualization•IntelVirtualizationT echnologyValues:Disabled,EnabledChapter6.Advancedconﬁguration53

Descriptions:Ifthisoptionisenabled,aVirtualMachineMonitor(VMM)canutilizetheadditionalhardwarecapabilitiesprovidedbyIntelVirtualizationTechnology.•IntelVT-dFeatureValues:Disabled,EnabledDescriptions:IntelVT-dstandsforIntelVirtualizationTechnologyforDirectedI/O.Whenenabled,aVMMcanutilizetheplatforminfrastructureforI/Ovirtualization.I/OPortAccessDescriptions:Usethissubmenutoenableordisablethefollowinghardwarefeatures:•EthernetLAN•WirelessLAN•Bluetooth•USBport•Memorymoduleslot•Integratedcamera•MicrophoneInternalDeviceAccess•InternalStorageTamperDetectionValues:Disabled,EnabledDescriptions:Whenthisoptionisenabled,removinganyinternalstoragedevicewhenyourcomputerisinsleepmodewillbedetected.Ifyouremovetheinternalstoragedevicewhilethecomputerisinsleepmode,thecomputerwillshutdownwhenyouwakeitup,andanyunsaveddatawillbelost.Anti-Theft•ComputraceModuleActivationValues:Disabled,Enabled,PermanentlyDisabledDescriptions:EnabletheUEFIBIOSinterfacetoactivatethecomputracemodule.ComputraceisanoptionalmonitoringservicefromAbsoluteSoftware.IfyouselectPermanentlyDisabled,youcannotenablethissettingagain.SecureBoot•SecureBootValues:Disabled,EnabledDescriptions:Enablethisoptiontopreventunauthorizedoperatingsystemsfromloadingwhenyouturnonthecomputer.Note:ThisitemissetasDisabledbydefaultwhentheOSOptimizedDefaultsontheRestartmenuissetasDisabled.ThisitemissetasEnabledbydefaultwhentheOSOptimizedDefaultsissetasEnabled.•PlatformModeValues:SetupMode,UserModeDescriptions:Specifythesystemoperatingmode.•SecureBootModeValues:StandardMode,CustomModeDescriptions:SpecifytheSecureBootmode.•ResettoSetupMode54ThinkPadS52ndGenerationUserGuide

Descriptions:UsethisoptiontoclearthecurrentplatformkeyandresetPlatformModetoSetupMode.•RestoreFactoryKeysDescriptions:UsethisoptiontorestoreallkeysandcertiﬁcatesinSecureBootdatabasestothefactorydefaults.•ClearAllSecureBootKeysDescriptions:UsethisoptiontoclearallkeysandcertiﬁcatesinSecureBootdatabasesandinstallyourownkeysandcertiﬁcates.Intel(R)SGX•Intel(R)SGXControlValues:Disabled,Enabled,SoftwareControlledDescriptions:EnableordisabletheIntelSoftwareGuardExtensions(SGX)function.IfyouselectSoftwareControlled,SGXwillbecontrolledbytheoperatingsystem.•ChangeOwnerEPOCHValue:EnterDescriptions:ChangeOwnerEPOCHtoarandomvalue.UsethisoptiontoclearSGXuserdata.StartupmenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.•BootDescriptions:Deﬁnethestartupsequence.•NetworkBootDescriptions:SelectthebootdevicewhenthesystemwakesfromLAN.IfWakeOnLANisenabled,thenetworkadministratorcanturnonallofthecomputersinaLANremotelythroughnetworkmanagementsoftware.•UEFI/LegacyBootValues:Both,UEFIOnly,LegacyOnlyDescriptions:Deﬁnethesystembootcapability.–UEFI/LegacyBootPriorityValues:LegacyFirst,UEFIFirstDescription:SelectthebootprioritybetweenUEFIandLegacy.–CSMSupport(forUEFIOnly)Values:Yes,NoCompatibilitySupportModule(CSM)isrequiredforstartingthelegacyoperatingsystem.IfyouselectUEFIOnly,CSMSupportisselectable.ForBothorLegacyOnlymode,CSMSupportisnotselectable.Note:IfyouselectUEFIOnly,thecomputercannotstartfromthebootabledevicesthatdonothavetheUEFI-enabledoperatingsystem.•BootModeValues:Quick,DiagnosticsDescriptions:DeﬁnewhichscreenisdisplayedduringthePOST,thelogoscreenorthetextmessagescreen.•OptionKeyDisplayChapter6.Advancedconﬁguration55

Values:Disabled,EnabledDescriptions:Ifyoudisablethisoption,the“T ointerruptnormalstartup,pressEnter.”messagewillnotbedisplayedduringthePOST.•BootDeviceListF12OptionValues:Disabled,EnabledDescriptions:Ifyouenablethisoption,youcanopentheBootMenuwindowbycontinuouslypressingF12whenthecomputerispoweredon.•BootOrderLockValues:Disabled,EnabledDescriptions:Enablethisoptiontolockthebootdevicepriorityorder.RestartmenuNote:TheBIOSmenuitemsmightchangewithoutnotice.Dependingonthemodel,thedefaultvaluemightvary.•ExitSavingChangesDescriptions:Savethechangesandrestartthecomputer.•ExitDiscardingChangesDescriptions:Discardthechangesandrestartthecomputer.•LoadSetupDefaultsDescriptions:Restoretothefactorydefaultsettings.Note:EnableOSOptimizedDefaultstomeettheMicrosoft(R)Windows8(R)certiﬁcationrequirement.Whenyouchangethissetting,someothersettingsarechangedautomatically,suchasCSMSupport,UEFI/LegacyBoot,UEFI/LegacyBootPriority,SecureBoot,SecureRollBackPrevention.•DiscardChangesDescriptions:Discardthechanges.•SaveChangesDescriptions:Savethechanges.UsingsystemmanagementThistopicisprimarilyintendedforthenetworkadministrators.Yourcomputerisdesignedformanageability,sothatyoucanredirectmoreresourcestobettermeetyourbusinessobjectives.Thismanageability,knownastotalcostofownership(TCO),enablesyoutoremotelyoperateclientcomputersinthesamewayasyouoperateyourowncomputer,suchasturningonaclientcomputer,formattingastoragedrive,andinstallingaprogram.Oncethecomputerisconﬁguredandoperational,youcanmanageitbyusingthesoftwareandthemanageabilityfeaturesthatarealreadyintegratedintotheclientcomputerandthenetwork.DesktopManagementInterfaceTheUEFIBIOSofyourcomputersupportsaninterfacecalledSystemManagementBIOS(SMBIOS)ReferenceSpeciﬁcation,version2.8orlater.SMBIOSprovidesinformationaboutthehardwarecomponentsofyourcomputer.ItistheresponsibilityoftheUEFIBIOStoprovideinformationaboutitselfandthedevicesonthesystemboard.ThisspeciﬁcationdocumentsthestandardsforgettingaccesstothisBIOSinformation.56ThinkPadS52ndGenerationUserGuide

PrebooteXecutionEnvironmentThePrebooteXecutionEnvironment(PXE)technologymakesthecomputermoremanageablebyenablingthecomputertostartfromaserver.Y ourcomputersupportsthepersonalcomputerfunctionsthatPXErequires.Forexample,withtheappropriateLANcard,yourcomputercanbestartedfromthePXEserver.Note:TheRemoteInitialProgramLoad(RIPLorRPL)functioncannotbeusedwithyourcomputer.WakeonLANThenetworkadministratorcanturnonacomputerfromamanagementconsolebyusingtheWakeonLANfeature.WhentheWakeonLANfeatureisenabled,manyoperations,suchasdatatransfer,softwareupdates,andﬂashupdatesoftheUEFIBIOS,canbedoneremotelywithoutremoteattendance.Theupdatingprocesscanperformafternormalworkinghoursandonweekends,sothattheusersarenotinterruptedduringwork,andtheLANtrafﬁciskepttoaminimum.Itsavestimeandincreasesproductivity.IfthecomputeristurnedonthroughWakeonLAN,thecomputerstartsfollowtheNetworkBootsequence.AssetIDEEPROMTheAssetIDEEPROMcontainsinformationaboutthecomputerconﬁgurationandtheserialnumbersofthekeycomponents.Italsoincludesanumberofblankﬁeldswhereyoucanrecordinformationabouttheendusersinyournetwork.Toenableanetworkadministratortoremotelycontrolyourcomputer,setthefollowingsystem-managementfeaturesintheThinkPadSetupprogram:•WakeonLAN•NetworkBootsequenceNote:Ifasupervisorpasswordhasbeenset,youarerequiredtoenterthesupervisorpasswordwhenyoustarttheThinkPadSetupprogram.EnablingordisablingtheWakeonLANfeatureWhentheWakeonLANfeatureisenabledandthecomputerisconnectedtoaLAN,thenetworkadministratorcanstartthecomputerremotelyfromamanagementconsole,usingaremotenetwork-managementprogram.ToenableordisabletheWakeonLANfeature,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.2.SelectConﬁg➙Network.TheNetworksubmenuisdisplayed.3.SelectacorrespondingoptionfortheWakeonLANfeature.4.PressFn+F10tosavethesettingsandexit.DeﬁningaNetworkBootsequenceWhenthecomputerwakesonLAN,thecomputerbootsfromthedeviceasspeciﬁedontheNetworkBootmenu,andthenfollowthebootorderlistontheBootmenu.TodeﬁneaNetworkBootsequence,dothefollowing:1.Restartthecomputer.Whenthelogoscreenisdisplayed,pressF1tostarttheThinkPadSetupprogram.2.SelectStartup➙NetworkBoot.Thebootdevicelistisdisplayed.3.Selectabootdevicetomakeitasthetopbootpriority.4.PressFn+F10tosavethesettingsandexit.Chapter6.Advancedconﬁguration57

YoucanpressFn+F9torestoretothefactorydefaultsettings.58ThinkPadS52ndGenerationUserGuide

Chapter7.TroubleshootingcomputerproblemsThischapterprovidesinformationaboutwhattodoifyouexperienceaproblemwithyourcomputer.GeneraltipsforpreventingproblemsThistopicprovidesthefollowingtipstohelpyoupreventcomputingproblems:•Emptyyourrecyclebinonaregularbasis.•Useadiskdefragmenttoolregularlyonyourstoragedrivetoimprovedataseekandreadtimes.•Tofreeupdiskspace,uninstallunusedprograms.Youalsomightwanttolookforprogramduplicationoroverlappingversions.•CleanoutyourInbox,Sent,andTrashfoldersfromyoure-mailclientprogram.•Backupyourdataatleastonceaweek.Ifcriticaldataispresent,itisagoodideatobackupthedatadaily.Lenovohasmanybackupoptionsavailableforyourcomputer.•Schedulesystemrestoreoperationstotakeasystemsnapshotperiodically.Forinformationaboutsystemrestore,see“Recoveryinformation”onpage75.•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.©CopyrightLenovo201759

LenovoCompanionsupportsthehardwarescanfunction.Itcombinesdiagnostictests,systeminformationcollection,securitystatus,andsupportinformation,alongwithhintsandtipsforoptimalsystemperformance.TorunLenovoCompanion,see“AccessingLenovoprograms”onpage11.Thetroubleshootinginformationorthediagnosticprogramsmighttellyouthatyouneedadditionalorupdateddevicedriversorothersoftware.YoucangetthelatesttechnicalinformationanddownloaddevicedriversandupdatesfromtheLenovoSupportWebsiteat:http://www.lenovo.com/supportForadditionalinformation,seethehelpsystemoftheprogram.TroubleshootingIfyourcomputerhasanerror,ittypicallydisplaysamessageoranerrorcode,ormakesabeepwhenyouturniton.Whenyouexperienceaproblem,seethecorrespondingsymptomandsolutioninthistopictotrytosolvetheproblembyyourself.ComputerstopsrespondingPrinttheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.Problem:Mycomputerisunresponsive(IcannotusetheThinkPadpointingdeviceorthekeyboard).Solution:Dothefollowing:1.Pressandholdthepowerbuttonuntilthecomputerturnsoff.Ifyoucannotturnoffthecomputerbypressingthepowerbutton,removetheacpoweradapterandtheremovablebattery.Afterthecomputeristurnedoff,reconnecttheacpoweradapterandreinstalltheremovablebattery,andthenrestartthecomputerbypressingthepowerbutton.Ifthecomputerdoesnotturnon,continuewithstep2.2.Whilethecomputeristurnedoff,removeallpowersourcesfromthecomputer(removablebatteryandtheacpoweradapter).Plugintheacpoweradapterwhilekeepingtheremovablebatteryoutofthecomputer.Ifthecomputerdoesnotturnbackon,continuewithstep3.Note:WhenthecomputerstartsupandenterstheWindowsenvironment,usethepropershutdownproceduretoturnoffthecomputer.Whenthecomputerisoff,reattachtheremovablebatteryandrestartthecomputer.Ifthecomputerdoesnotstartwiththeremovablebatteryreattached,removetheremovablebatteryandagainstartwithstep2.Ifthecomputerstartswithacpowerbutdoesnotstartwhentheremovablebatteryisattached,calltheCustomerSupportCenterforsupport.3.Whilethecomputerisoff,removeallsourcesofpower(removablebatteryandtheacpoweradapter).Removeallexternaldevicesthatareattachedtoyourcomputer(keyboard,mouse,printer,scanner,andsoon).Repeatstep2.Ifstep2isunsuccessful,continuewithstep4.Note:Thefollowingstepsinvolveremovingstaticsensitivecomponentsfromyourcomputer.Makesurethatyouareproperlygroundedandremoveallsourcesofpowerattachedtothecomputer.Ifyouareuncomfortableorunsureaboutremovingcomponents,calltheCustomerSupportCenterforassistance.4.Whilethecomputerisoff,removeallsourcesofpowerandexternalhardware.Removeanynon-originalmemorymoduleaddedtoyourcomputer.Afterremovingtheextramemorymoduleandreinstallingtheoriginalmemorymodule,repeatstep2.Ifthecomputerstilldoesnotturnon,consulttheusermanualforothercustomer-replaceablecomponentsthatareattachedtoyourcomputer.Ifthecomputerstilldoesnotstartup,calltheCustomerSupportCenterandaCustomerSupportSpecialistwillassistyou.60ThinkPadS52ndGenerationUserGuide

SpillsonthekeyboardProblem:Ispillsomethingonthecomputer.Solution:Becausemostliquidsconductelectricity,liquidspilledonthekeyboardcouldcreatenumerousshortcircuitsanddamageyourcomputer.Tosolvetheproblem,dothefollowing:1.Ensurethatnoliquidcreatesashortcircuitbetweenyouandtheacpoweradapter(ifinuse).2.Carefullyunplugtheacpoweradapterimmediately.3.Turnoffthecomputerimmediately.Ifthecomputerdoesnotturnoff,removetheremovablebattery.Themorequicklyyoustopthecurrentfrompassingthroughthecomputerthemorelikelyyouwillreducedamagefromshortcircuits.Attention:Althoughyoumightlosesomedataorworkbyturningoffthecomputerimmediately,leavingthecomputeronmightmakeyourcomputerunusable.4.Waituntilyouarecertainthatalltheliquidisdrybeforeturningonyourcomputer.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.Chapter7.Troubleshootingcomputerproblems61

Solution:Thewirelessnetworkcardisnotsupportedonthiscomputer.Removeit.•Message:1820:Morethanoneexternalﬁngerprintreadersareattached.Solution:Turnoffandremoveallbutthereaderthatyousetupwithinyourmainoperatingsystem.•Message:2100:DetectionerroronHDD0(MainHDD)Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.•Message:2101:DetectionerroronSSD1(M.2)Solution:TheM.2solid-statedriveisnotworking.HavetheM.2solid-statedriveserviced.•Message:2102:DetectionerroronSSD2(M.2)Solution:TheM.2solid-statedriveisnotworking.HavetheM.2solid-statedriveserviced.•Message:2110:ReaderroronHDD0(MainHDD)Solution:Theharddiskdriveisnotworking.Havetheharddiskdriveserviced.•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“Y es” ,alldatathatwerecreatedbytheoperatingsystemorprogramswillbedeletedexceptglobalvariablesdeﬁnedbytheUniﬁedExtensibleFirmwareInterfaceSpeciﬁcation.Iftheuserselects“No” ,alldatawillbekept,buttheoperatingsystemorprogramswillnotbeabletocreate,modify,ordeletedatainthestorage.Ifthiserrorhappensataservicecenter,Lenovoauthorizedservicepersonnelwillcleanupthenon-volatilesystemUEFIvariablestorageusingtheprecedingsolution.BeeperrorsLenovoSmartBeeptechnologyenablesyoutodecodebeeperrorswithyoursmartphonewhenablackscreenoccurswithbeepsfromyourcomputer.TodecodethebeeperrorwithLenovoSmartBeeptechnology,dothefollowing:62ThinkPadS52ndGenerationUserGuide

1.Gotohttp://www.support.lenovo.com/smartbeeporscanthefollowingQRCode.2.Downloadtheproperdiagnosticappandinstallitonyoursmartphone.3.Runthediagnosticappandplacethesmartphonenearthecomputer.4.PresstheFnkeyonyourcomputertoemitthebeepagain.Thediagnosticappdecodesthebeeperrorandshowspossiblesolutionsonthesmartphone.Thefollowingsectiondescribessomebeeperrorsandthecorrespondingsolutions.Note:DonotattempttoserviceaproductyourselfunlessinstructedtodosobytheCustomerSupportCenterorproductdocumentation.OnlyuseaLenovo-authorizedserviceprovidertorepairyourproduct.ErrorcodesSolutions0001:Reseterror(platformresetnotde-asserted)1.Removeallpowerresources(theacpoweradapter,removablebattery,andcoin-cellbattery).Ifyourcomputerhasabuilt-inbattery,resetthecomputerbyinsertingastraightenedpaperclipintotheemergency-resethole.Waitforoneminute.Thenreconnectallpowerresources.2.Replacethesystemboard(serviceprovideronly).0002:InternalbuserrorReplacethesystemboard(serviceprovideronly).0281:GeneralembeddedcontrollererrorReplacethesystemboard(serviceprovideronly).0282:Memorymoduleerror1.Reinstallorreplacethememorymodule.2.Replacethesystemboard(serviceprovideronly).0283:PCIresourceerror1.RemovePCIedevices(theM.2card,PCIecard,andsoon)(serviceprovideronly).2.Replacethesystemboard(serviceprovideronly).0284:TCG-compliantfunctionality-relatederror(mightbetheBIOScodevalidationfailure)Replacethesystemboard(serviceprovideronly).0285:TCG-compliantfunctionality-relatederror(mightbetheTPMinitializationfailure)Replacethesystemboard(serviceprovideronly).0286:IntegratedgraphicserrorReplacethesystemboard(serviceprovideronly).0287:Discretegraphicserror1.Reinstallorreplacethediscretegraphicscard(serviceprovideronly).2.Replacethesystemboard(serviceprovideronly).0288:Computerdisplayerror1.Reconnectthedisplaycableonboththesystemboardsideandthecomputerdisplayside(serviceprovideronly).2.Replacethesystemboard(serviceprovideronly).Chapter7.Troubleshootingcomputerproblems63

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”onpage59.Ethernetproblems•Problem:Mycomputercannotconnecttothenetwork.Solution:Ensurethat:–Thecableisinstalledcorrectly.ThenetworkcablemustbesecurelyconnectedbothtotheEthernetconnectorofyourcomputerandtotheRJ45connectorofthehub.Themaximumallowabledistancefromthecomputertohubis100m(328ft).Ifthecableisconnectedandthedistanceiswithintheacceptablelimitsbuttheproblempersists,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:64ThinkPadS52ndGenerationUserGuide

–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.•Yourwireless-LANdriveristhelatestversion.•Yourcomputeriswithintherangeofawirelessaccesspoint.•Thewirelessradioisenabled.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–WhenthecomputerresumesnormaloperationChapter7.Troubleshootingcomputerproblems65

–WhentheTrackPointpointingdeviceiskeptpressedforalongtime–Whenthetemperaturechanges•Problem:TheTrackPointpointingdeviceortrackpaddoesnotwork.Solution:EnsurethattheTrackPointpointingdeviceortrackpadisenabledintheMousePropertieswindow.Formoreinformation,see“CustomizingtheThinkPadpointingdevice”onpage20.Keyboardproblems•Problem:Allorsomekeysonthekeyboarddonotwork.Solution:Ifanexternalnumerickeypadisconnected:1.Turnoffthecomputer.2.Removetheexternalnumerickeypad.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:–Thebatteryisinstalledcorrectly.–Theacpoweradapterisconnectedtothecomputerandthepowercordispluggedintoaworkingelectricaloutlet.–Thecomputeristurnedon.(Pressthepowerbuttonagainforconﬁrmation.)–Thebrightnesslevelofthescreenisappropriatelyset.Ifapower-onpasswordisset,pressanykeytodisplaythepromptforthepower-onpasswordandthentypethecorrectpasswordandpressEnter.Iftheseitemsarecorrectlyset,andthescreenremainsblank,havethecomputerserviced.66ThinkPadS52ndGenerationUserGuide

•Problem:WhenIturnonthecomputer,onlyawhitecursorisdisplayedonablankscreen.Solution:Ifyouhavemodiﬁedapartitiononyourharddiskdrivebyusingpartitionsoftware,informationaboutthatpartition,orthemasterbootrecordmighthavebeendestroyed.Dothefollowingtotrytosolvetheproblem:1.Turnoffthecomputer,andthenturnitonagain.2.Ifyoustillseeonlythecursoronthescreen,dothefollowing:–Ifyouhaveusedpartitionsoftware,examinethepartitionontheharddiskdrivebyusingthesoftware,andrecoverthepartitionifrequired.–Usetherecoverysolutionstorestorethesystemtothefactorydefaultstate.Formoreinformation,see“Recoveryinformation”onpage75.Iftheproblempersists,havethecomputerserviced.•Problem:Thescreengoesblankwhilethecomputerison.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.Chapter7.Troubleshootingcomputerproblems67

10.CleartheShowcompatiblehardwarecheckbox.11.Selectthecorrectmanufacturerandmodelfortheexternalmonitor.Ifyoucannotﬁndyourmonitoronthelist,stoptheinstallationofthisdriverandusethedrivershippedwithyourmonitor.12.Afterupdatingthedriver,clickClose.•Problem:Incorrectcharactersaredisplayedonthescreen.Solution:Ensurethatyouinstalltheoperatingsystemandprogramcorrectly.Iftheproblempersists,havethecomputerserviced.•Problem:ItrytoturnoffmycomputerbutthescreenstaysonandIcannotcompletelyturnoffmycomputer.Solution:Pressandholdthepowerbuttonforfoursecondsormoretoturnoffthecomputer.•Problem:Missing,discolored,orbrightdotsappearonthescreeneverytimeIturnonmycomputer.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.68ThinkPadS52ndGenerationUserGuide

7.Selectthecorrectscreenrefreshrate.•Problem:Wrongcharactersaredisplayedonthescreen.Solution:Ensurethatyoufollowthecorrectprocedurewheninstallingtheoperatingsystemandprogram.Iftheyareinstalledandconﬁguredcorrectly,buttheproblemstillpersists,havetheexternalmonitorserviced.•Problem:TheExtenddesktopfunctiondoesnotwork.Solution:EnabletheExtenddesktopfunction.See“Usinganexternaldisplay”onpage27.•Problem:IamusingtheExtenddesktopfunction,butIcannotsetahigherresolutionorhigherrefreshrateonthesecondarydisplay.Solution:Changetheresolutionandthecolordepthtolowersettingsfortheprimarydisplay.See“Usinganexternaldisplay”onpage27.•Problem:Displayswitchingdoesnotwork.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.Chapter7.Troubleshootingcomputerproblems69

•Problem:Icannotmovethevolumesliderorbalanceslider.Solution:Theslidermightbegrayedout.Thismeansthatitspositionisﬁxedbythehardwareandcannotbechanged.•Problem:Thevolumeslidersdonotstayinplacewhensomeaudioprogramsareused.Solution:Itisnormalforthesliderstochangepositionwhencertainsoundprogramsareused.TheprogramsareawareofthesettingsintheVolumeMixerwindowandareenabledtochangethesettingsthemselves.AnexampleistheWindowsMediaPlayerprogram.Usuallytheprogramhasslidersavailabletocontrolthesoundfromwithintheprogram.•Problem:Thebalanceslidercannotcompletelymuteonechannel.Solution:Thecontrolisdesignedtocompensateforminordifferencesinbalanceanddoesnotcompletelymuteeitherchannel.•Problem:ThereisnovolumecontrolforMIDIsoundintheVolumeMixerwindow.Solution:Usethehardwarevolumecontrol.Thisisbecausethebuilt-insynthesizersoftwaredoesnotsupportthecontrol.•Problem:ThesoundcannotbeturnedoffevenifIsettheMastervolumecontrolatminimum.Solution:YoustillcanhearsomesoundeventhoughyouhavesettheMastervolumecontrolatminimum.Toturnoffthesoundcompletely,gototheMastervolumecontrolandselectMutespeakers.•Problem:WhenIconnectheadphonestomycomputerwhileplayingsound,aspeakerdoesnotproducesound.Solution:Whentheheadphonesareattached,thestreamingisautomaticallyredirectedtoit.Ifyouwanttolistentosoundfromthespeakersagain,ensurethatyousetthosespeakersasthedefaultdevice.Formoreinformation,seethehelpinformationsystemforRealtekHDAudioManager.•Problem:Sounddoesnotcomefromaheadphoneoraspeaker,orthecomputercannotrecordsounds.Solution:Toswitchfromonedevicetoanother(forexample,fromaspeakertoaheadphone,orfromanexternalmicrophonetoabuilt-inmicrophone),dothefollowing:1.GotoControlPanel,andensurethatyouviewControlPanelbyCategory.2.ClickHardwareandSound.3.ClicktheSmartAudioicon.4.EnsurethatthecomputerisinMULTI-STREAMmodeintheDeviceadvancedsettingswindow.5.IntheVolumeMixerwindow,selectthedeviceyouwant,forexample,speakers.6.Playanysoundthroughamusicprogram(forexample,WindowsMediaPlayer).Ensurethatsoundcomesfromthespeakersnow.7.Then,ifyouwouldliketoswitchtoaheadphone,closethemusicprogram.8.GototheVolumeMixerwindow.Thenselectanotherdevice(forexample,theheadphone).9.Playanysoundthroughthemusicprogram.Ensurethatsoundcomesfromtheheadphoneattacheddirectlytothesystem.Formoreinformation,seethehelpinformationsystemoftheSmartAudioprogram.Note:TheVolumeMixerwindowofSmartAudiodisplaysallaudiodevicesdetectedinthesystem,suchasspeakersforaplaybackdevice,orabuilt-inmicrophoneforarecordingdevice.Acheckmarkbesidetheaudiodeviceshowsthatthedevicehasbeenselected.Batteryproblems•Problem:Thebatterycannotbefullychargedinthestandardchargetimewhenthecomputerispoweredoff.Solution:Thebatterymightbeover-discharged.Dothefollowing:70ThinkPadS52ndGenerationUserGuide

1.Turnoffthecomputer.2.Ensurethattheover-dischargedbatteryisinthecomputer.3.Connecttheacpoweradaptertothecomputerandletitcharge.Ifaquickchargerisavailable,useittochargetheover-dischargedbattery.Ifthebatterycannotbefullychargedin24hours,useanewbattery.•Problem:Thecomputershutsdownbeforethebatterystatusiconshowsthatthebatteryisempty.Solution:Dischargeandrechargethebattery.•Problem:Thecomputeroperatesafterthebatterystatusiconshowsthatthebatteryisempty.Solution:Dischargeandrechargethebattery.•Problem:Theoperatingtimeforafullychargedbatteryisshort.Solution:Dischargeandrechargethebattery.Ifyourbatteryoperatingtimeisstillshort,useanewbattery.•Problem:Thecomputerdoesnotoperatewithafullychargedbattery.Solution:Thesurgeprotectorinthebatterymightbeactive.Turnoffthecomputerforoneminutetoresettheprotector;thenturnonthecomputeragain.•Problem:Thebatterycannotgetcharged.Solution:Youcannotchargethebatterywhenitistoohot.Ifthebatteryfeelshot,removeitfromthecomputerandwaitforawhiletoletitcooltoroomtemperature.Afteritcools,reinstallitandrechargethebattery.Ifitstillcannotbecharged,haveitserviced.acpoweradapterproblemProblem:Theacpoweradapterisconnectedtothecomputerandtheworkingelectricaloutlet,butthepoweradapter(powerplug)iconisnotdisplayedintheWindowsnotiﬁcationarea.Theacpowerindicatoralsodoesnotlightup.Solution:Dothefollowing:1.Ensurethattheconnectionoftheacpoweradapteriscorrect.Forinstructionsonhowtoconnecttheacpoweradapter,see“Usingtheacpoweradapter”onpage21.2.Iftheconnectionoftheacpoweradapteriscorrect,turnoffthecomputer,andthendisconnecttheacpoweradapterandremovetheremovablebattery.3.Reinstallthebatteryandreconnecttheacpoweradapter,andthenturnonthecomputer.4.IfthepoweradaptericonstillisnotdisplayedintheWindowsnotiﬁcationarea,havetheacpoweradapterandyourcomputerserviced.PowerproblemsPrinttheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.•Problem:Mycomputerisgettingnopoweratall.Solution:Checkthefollowingitems:1.Verifythepowerbutton.Thepowerbuttonisilluminatedwheneverthecomputerison.2.Checkallpowerconnections.Removeanypowerstripsandsurgeprotectorstoconnecttheacpoweradapterdirectlytotheacpoweroutlet.3.Inspecttheacpoweradapter.Checkforanyphysicaldamage,andensurethatthepowercableisﬁrmlyattachedtotheadapterbrickandthecomputer.4.Verifythattheacpowersourceisworkingbyattachinganotherdevicetotheoutlet.Chapter7.Troubleshootingcomputerproblems71

•Problem:Mycomputerdoesnotrunonbatterypower.Solution:Checkthefollowingitems:1.Removeandreinstalltheremovablebatterytoensurethatitisproperlyconnected.2.Ifthebatteryrunsoutofpower,attachtheacpoweradaptertorechargethebattery.3.Ifthebatteryischargedbutthecomputerdoesnotrun,replacethebatterywithanewone.•Problem:Thesystemdoesnotrespond,andIcannotturnoffthecomputer.Solution:Turnoffthecomputerbypressingandholdingthepowerbuttonforfoursecondsormore.Ifthecomputerstilldoesnotrespond,removetheacpoweradapterandthebattery.PowerbuttonproblemProblem:Thesystemdoesnotrespond,andIcannotturnoffthecomputer.Solution:Turnoffthecomputerbypressingandholdingthepowerbuttonforfoursecondsormore.Ifthesystemstilldoesnotrespond,removetheacpoweradapterandresetthesystembyinsertingoneendofaneedleorastraightenedpaperclipintotheemergency-resethole.Tolocatetheemergency-resethole,see“Bottomview”onpage4.BootproblemsPrinttheseinstructionsnowandkeepthemwithyourcomputerforreferencelater.•Problem:Ireceiveanerrormessagebeforetheoperatingsystemloads.Solution:Followtheappropriatecorrectiveactionsforpower-onself-test(POST)errormessages.•Problem:IreceiveanerrormessagewhiletheoperatingsystemisloadingthedesktopconﬁgurationafterthePOSTiscompleted.Solution:FindsolutionsbysearchingfortheerrormessageatthefollowingWebsites:–http://www.lenovo.com/support–https://support.microsoft.com/Sleepandhibernationproblems•Problem:Thecomputerenterssleepmodeunexpectedly.Solution:Ifthemicroprocessoroverheats,thecomputerautomaticallyenterssleepmodetoallowthecomputertocoolandtoprotectthemicroprocessorandotherinternalcomponents.Checkthesettingsforsleepmode.•Problem:Thecomputerenterssleepmodeimmediatelyafterthepower-onself-test.Solution:Ensurethat:–Thebatteryischarged.–Theoperatingtemperatureiswithintheacceptablerange.See“Operatingenvironment”onpage10.Iftheproblempersists,havethecomputerserviced.•Problem:Acriticallow-batteryerroroccurs,andthecomputerimmediatelyturnsoff.Solution:Thebatterypowerisgettinglow.Plugtheacpoweradapterintoanelectricaloutletandthenintothecomputer.Alternatively,replacethebatterywithachargedone.•Problem:ThecomputerdisplayremainsblankafteryoupressFntoresumefromsleepmode.Solution:Checkwhetheranexternalmonitorwasdisconnectedorturnedoffwhilethecomputerwasinsleepmode.Ifyoudisconnectedorturnedofftheexternalmonitor,connectitorturnitonbeforeresuming72ThinkPadS52ndGenerationUserGuide

thecomputerfromsleepmode.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,pressandholdthepowerbuttonforfoursecondsormore.Ifthesystemstilldoesnotrespond,removetheacpoweradapterandthebattery.•Problem:Yourcomputerdoesnotentersleeporhibernationmode.Solution:Checkwhetheranyoptionhasbeenselectedtodisableyourcomputerfromenteringsleeporhibernationmode.Ifyourcomputertriestoentersleepmodebuttherequestisrejected,thedeviceattachedtotheUSBconnectormighthavebeendisabled.Ifthisoccurs,doahot-unplug-and-plugoperationfortheUSBdevice.•Problem:Thebatterydischargesslightlywhilethecomputerisinhibernationmode.Solution:Ifthewakeupfunctionisenabled,thecomputerconsumesasmallamountofpower.Thisisnotadefect.Formoreinformation,see“Power-savingmodes”onpage22.Harddiskdriveproblems•Problem:Theharddiskdrivemakesarattlingnoiseintermittently.Solution:Therattlingnoisemightbeheard:–Whentheharddiskdrivebeginsorﬁnishesgettingaccesstodata–Whenyoucarrytheharddiskdrive–WhenyoucarryyourcomputerThisisanormalcharacteristicofaharddiskdriveandisnotadefect.•Problem:Theharddiskdrivedoesnotwork.Solution:OntheStartupmenuofThinkPadSetup,ensurethattheharddiskdriveisontheBootpriorityorderlist.IfitisontheExcludedfrombootorderlist,itisdisabled.SelecttheentryforitonthelistandpressShift+1tomoveitbacktotheBootpriorityorderlist.•Problem:AfterIhavesetaharddiskpassword,Imovetheharddiskdrivetoanothercomputerbutcannotunlocktheharddiskpasswordonthenewcomputer.Solution:Y ourcomputersupportsanenhancedpasswordalgorithm.Computersolderthanyoursmightnotsupportsuchasecurityfunction.Solid-statedriveproblemProblem:WhenyoucompressﬁlesorfoldersbyuseofthedatacompressionfunctionintheWindowsoperatingsystem,andthendecompressthem,theprocessofwritingtoorreadingfromtheﬁlesorfoldersisslow.Chapter7.Troubleshootingcomputerproblems73

Solution:ApplythediskdefragmentationtoolintheWindowsoperatingsystemforfasteraccesstothedata.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”onpage59andrunadiagnostictestoftheUSBconnector.74ThinkPadS52ndGenerationUserGuide

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.©CopyrightLenovo201775

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.ClickY esintheUserAccountControlwindowtoallowtheRecoveryMediaCreatorprogramtostart.4.IntheRecoveryDrivewindow,followtheinstructionsonthescreentocreatearecoveryUSBdrive.UsingtherecoveryUSBdriveIfyoucannotstartyourcomputer,refertothecorrespondinginformationinthetopic“Troubleshooting”onpage60totrytosolvetheproblembyyourself.Ifyoustillcannotstartyourcomputer,usetherecoveryUSBdrivetorecoveryourcomputer.TousearecoveryUSBdrive,dothefollowing:Note:Ensurethatyourcomputerisconnectedtoacpowerduringthefollowingprocess.1.ConnecttherecoveryUSBdrivetothecomputer.2.Turnonorrestartthecomputer.BeforetheWindowsoperatingsystemstarts,repeatedlypressF12.TheBootMenuwindowopens.3.SelecttherecoveryUSBdriveasthebootdevice.4.Selectapreferredkeyboardlayout.5.ClickTroubleshoottodisplayoptionalrecoverysolutions.6.Selectacorrespondingrecoverysolutionaccordingtoyoursituation.Thenfollowtheinstructionsonthescreentocompletetheprocess.76ThinkPadS52ndGenerationUserGuide

Chapter9.ReplacingdevicesThischapterprovidesinstructionsonhowtoinstallorreplacehardwareforyourcomputer.StaticelectricitypreventionStaticelectricity,althoughharmlesstoyou,canseriouslydamagecomputercomponentsandoptions.Improperhandlingofstatic-sensitivepartscancausedamagetothepart.WhenyouunpackanoptionoraCustomerReplaceableUnit(CRU),donotopenthestatic-protectivepackageuntiltheinstructionsdirectyoutoinstallthepart.WhenyouhandleoptionsorCRUs,orperformanyworkinsidethecomputer,takethefollowingprecautionstoavoidstatic-electricitydamage:•Limityourmovement.Movementcancausestaticelectricitytobuilduparoundyou.•Alwayshandlecomponentscarefully.Handleadapters,memorymodules,andothercircuitboardsbytheedges.Nevertouchexposedcircuitry.•Preventothersfromtouchingthecomponents.•Beforeyouinstallastatic-sensitiveoptionorCRU,doeitherofthefollowingtoreducestaticelectricityinthepackageandyourbody:–Touchthestatic-protectivepackagethatcontainstheparttoametalexpansion-slotcoverforatleasttwoseconds.–Touchthestatic-protectivepackagethatcontainstheparttootherunpaintedmetalsurfaceonthecomputerforatleasttwoseconds.•Whenpossible,removethestatic-sensitivepartfromthestatic-protectivepackageandinstallthepartwithoutsettingitdown.Whenthisisnotpossible,placethestatic-protectivepackageonasmooth,levelsurfaceandplacethepartonthepackage.•Donotplacethepartonthecomputercoverorothermetalsurface.Disablingthebuilt-inbatteryBeforereplacinganyCRU,ensurethatyoudisableFastStartupﬁrstandthendisablethebuilt-inbattery.TodisableFastStartup,dothefollowing:1.Fromthedesktop,typePowerinthesearchboxonthetaskbar,andselectPowerOptions.2.ClickChoosewhatthepowerbuttonsdoontheleftpane.3.ClickChangesettingsthatarecurrentlyunavailableatthetop.4.IfpromptedbyUserAccountControl(UAC),clickYes.5.CleartheTurnonfaststartupcheckbox,andthenclickSavechanges.Todisablethebuilt-inbattery,dothefollowing:1.Turnoffyourcomputeranddisconnecttheacpoweradapterandallcablesfromthecomputer.2.Turnonyourcomputer.Whenthelogoscreenisdisplayed,immediatelypressF1toenterThinkPadSetup.3.SelectConﬁg➙Power.ThePowersubmenuisdisplayed.4.SelectDisablebuilt-inbatteryandpressEnter.©CopyrightLenovo201777

5.SelectYesintheSetupConﬁrmationwindow.Thebuilt-inbatteryisdisabledandthecomputerturnsoffautomatically.Waitthreetoﬁveminutestoletthecomputercool.ReplacingthememorymoduleBeforeyoustart,read“Importantsafetyinformation”onpageiiiandprintthefollowinginstructions.Increasingmemorycapacityisaneffectivewaytomakeprogramsrunfaster.Y oucanincreasememorycapacitybyreplacingoraddingamemorymodule.Note:Theoperatingspeedofthememorymodulehasdependencyonthesystemconﬁguration.Insomeconditions,thememorymoduleinyourcomputermightnotbeabletooperateatthemaximumspeed.Attention:Donottouchthecontactedgeofthememorymodule.Otherwisethememorymodulemightgetdamaged.Toreplaceamemorymodule,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage77.2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.4.Loosenthescrews1andthenremovethebottomcover2.78ThinkPadS52ndGenerationUserGuide

5.Openthelatchesonbothsidesofthememoryslotatthesametime1,andthenremovethememorymodule2.6.Insertthenewmemorymoduleintothememoryslotatanangleofabout20degrees1.Pivotthememorymoduledownwarduntilitsnapsintoplace2.Ensurethatthememorymoduleisﬁrmlyinstalledinthememoryslotandcannotbemovedeasily.7.Reinstallthebottomcover.8.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.ReplacingtheinternalstoragedriveBeforeyoustart,read“Importantsafetyinformation”onpageiiiandprintthefollowinginstructions.Chapter9.Replacingdevices79

Attention:Theinternalstoragedrive(suchasharddiskdrive,orsolid-statedrive)issensitive.Inappropriatehandlingmightcausedamageandpermanentlossofdata.Whenhandlingtheinternalstoragedrive,observethefollowingguidelines:•Replacetheinternalstoragedriveonlyforupgradeorrepair.Theinternalstoragedriveisnotdesignedforfrequentchangesorreplacement.•Beforereplacingtheinternalstoragedrive,makeabackupcopyofallthedatathatyouwanttokeep.•Donottouchthecontactedgeoftheinternalstoragedrive.Otherwisetheinternalstoragedrivemightgetdamaged.•Donotapplypressuretotheinternalstoragedrive.•Donotmaketheinternalstoragedrivesubjecttophysicalshocksorvibration.Puttheinternalstoragedriveonasoftmaterial,suchascloth,toabsorbphysicalshocks.Toreplacetheinternalstoragedrive,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage77.2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.4.Loosenthescrews1andthenremovethebottomcover2.80ThinkPadS52ndGenerationUserGuide

5.Disconnectthecablefromthesystemboard1,andthenremovethescrewthatsecuresthestoragedrive2.6.Removethestoragedrivetogetherwithitsbracket.7.Disconnectthecablefromthestoragedrive.Chapter9.Replacingdevices81

8.Detachthebracketfromthestoragedrive.9.Attachthebrackettothenewstoragedrive.10.Connectthecabletothenewstoragedrive.82ThinkPadS52ndGenerationUserGuide

11.Insertthenewstoragedrive1andpivotitdownward2.Ensurethatthenewstoragedriveisseatedinplace.12.Installthescrewtosecurethenewstoragedrive1,andconnectthecabletothesystemboard2.13.Reinstallthebottomcover.14.Turnthecomputerover.Connecttheacpoweradapterandallcables.ReplacingthekeyboardBeforeyoustart,read“Importantsafetyinformation”onpageiiiandprintthefollowinginstructions.Toremovethekeyboard,dothefollowing:1.Disablethebuilt-inbattery.See“Disablingthebuilt-inbattery”onpage77.2.Ensurethatthecomputeristurnedoffanddisconnectedfromacpowerandallcables.3.Closethecomputerdisplayandturnthecomputerover.Chapter9.Replacingdevices83

4.Loosenthescrews1andthenremovethebottomcover2.5.Removethescrewsthatsecurethekeyboard.84ThinkPadS52ndGenerationUserGuide

6.Turnthecomputeroverandopenthedisplay.Slightlypushthekeyboardinthedirectionasshownbyarrowstoreleasethelatchesfromthekeyboardbezel.7.Pivotthekeyboardslightlyupwardasshownbyarrow1untilyoucanseetheconnectorsonthebottomsideofthekeyboard.Thenturnthekeyboardoverasshownbyarrow2.Chapter9.Replacingdevices85

8.Putthekeyboardonthepalmrestasshownanddetachtheconnectors.Removethekeyboard.Toinstallthenewkeyboard,dothefollowing:1.Attachtheconnectorsasshown,andthenturnthekeyboardover.86ThinkPadS52ndGenerationUserGuide

2.Insertthekeyboardasshown.Ensurethatthefrontedgeofthekeyboard(theedgethatisclosetothedisplay)isunderthekeyboardbezel.3.Slidethekeyboardinthedirectionasshownbythearrows.Ensurethatthelatchesaresecuredunderthekeyboardframe.Chapter9.Replacingdevices87

4.Closethecomputerdisplayandturnthecomputerover.Installthescrewstosecurethekeyboard.5.Reinstallthebottomcover.6.Turnthecomputerover.Connecttheacpoweradapterandallcablestothecomputer.88ThinkPadS52ndGenerationUserGuide

Chapter10.GettingsupportThischapterprovidesinformationaboutgettinghelpandsupportfromLenovo.BeforeyoucontactLenovoOften,youcansolveyourcomputerproblemsbyreferringtotheinformationintheexplanationsoferrorcodes,runningdiagnosticprograms,orbyconsultingtheLenovoSupportWebsite.RegisteringyourcomputerRegisteryourcomputerwithLenovo.Formoreinformation,see“Registeringyourcomputer”onpage13.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.©CopyrightLenovo201789

MicrosoftServicePacksarethelatestsoftwaresourceforWindowsproductupdates.TheyareavailablethroughWebdownload(connectionchargesmightapply)orthroughdiscs.Formorespeciﬁcinformationandlinks,gotohttps://www.microsoft.com.Lenovoofferstechnicalassistancewithinstallationof,orquestionsrelatedto,ServicePacksforyourLenovo-preinstalledMicrosoftWindowsproduct.Formoreinformation,contacttheCustomerSupportCenter.LenovoSupportWebsiteTechnicalsupportinformationisavailableontheLenovoSupportWebsiteathttp://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•ConﬁgurationofUEFIBIOSaspartofaninstallationorupgrade•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•Hardwareandsoftwareconﬁgurationinformationforyoursystem90ThinkPadS52ndGenerationUserGuide

TelephonenumbersForalistoftheLenovoSupportphonenumbersforyourcountryorregion,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.Gettingsupport91

92ThinkPadS52ndGenerationUserGuide

AppendixA.RegulatoryinformationThischapterprovidesregulatoryandcomplianceinformationaboutLenovoproducts.Certiﬁcation-relatedinformationProductname:ThinkPadS52ndGenerationComplianceID:TP00080BMachinetypes:20JAThelatestcomplianceinformationisavailableat:http://www.lenovo.com/complianceWireless-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,Lenovobelievesthatthisproductissafeforusebyconsumers.Thesestandardsandrecommendationsreﬂecttheconsensusoftheworldwidescientiﬁccommunity,andresultfromdeliberationsofpanelsandcommitteesofscientists,whocontinuallyreviewandinterprettheextensiveresearchliterature.Insomesituationsorenvironments,theuseofwirelessdevicesmightberestrictedbytheproprietorofabuildingorresponsiblerepresentativesofanorganization.Forexample,thesesituationsandareasmightincludethefollowing:•Onboardofairplanes,inhospitalsornearpetrolstations,blastingareas(withelectro-explosivedevices),medicalimplantsorbody-wornelectronicmedicaldevices,suchaspacemakers.•Inanyotherenvironmentwheretheriskofinterferencetootherdevicesorservicesisperceivedoridentiﬁedasharmful.©CopyrightLenovo201793

Ifyouareuncertainofthepolicythatappliestotheuseofwirelessdevicesinaspeciﬁcarea(suchasanairportorhospital),youareencouragedtoaskforauthorizationtouseawirelessdevicepriortoturningonthecomputer.LocatingtheUltraConnectwirelessantennasThinkPadnotebookcomputersfeatureanintegratedUltraConnect™wirelessantennasystembuiltintothedisplayforoptimalreception,enablingwirelesscommunicationwhereveryouare.Thefollowingillustrationshowstheantennaslocationsofyourcomputer:1Wireless-LANantenna(auxiliary)2Wireless-LANantenna(main)Wireless-radiocomplianceinformationComputermodelsequippedwithwirelesscommunicationscomplywiththeradiofrequencyandsafetystandardsofanycountryorregioninwhichithasbeenapprovedforwirelessuse.Brazilwireless-radiocomplianceinformationEsteequipamentooperaemcarátersecundário,istoé,nãotemdireitoaproteçãocontrainterferênciaprejudicial,mesmodeestaçõesdomesmotipo,enãopodecausarinterferênciaasistemasoperandoemcaráterprimário.Thisequipmentisasecondarytypedevice,thatis,itisnotprotectedagainstharmfulinterference,eveniftheinterferenceiscausedbyadeviceofthesametype,anditalsocannotcauseanyinterferencetoprimarytypedevices.Mexicowireless-radiocomplianceinformationAdvertencia:EnMexicolaoperacióndeesteequipoestásujetaalassiguientesdoscondiciones:(1)esposiblequeesteequipoodispositivonocauseinterferenciaperjudicialy(2)esteequipoodispositivodebeaceptarcualquierinterferencia,incluyendolaquepuedacausarsuoperaciónnodeseada.94ThinkPadS52ndGenerationUserGuide

LocatingwirelessregulatorynoticesFormoreinformationaboutthewirelessregulatorynotices,refertotheRegulatoryNoticeshippedwithyourcomputer.IfyourcomputerisshippedwithouttheRegulatoryNotice,youcanﬁnditontheWebsiteat:http://www.lenovo.com/supportExportclassiﬁcationnoticeThisproductissubjecttotheUnitedStatesExportAdministrationRegulations(EAR)andhasanExportClassiﬁcationControlNumber(ECCN)of5A992.c.Itcanbere-exportedexcepttoanyoftheembargoedcountriesintheEARE1countrylist.ElectronicemissionnoticesFederalCommunicationsCommissionDeclarationofConformityThefollowinginformationreferstoThinkPadS52ndGeneration,machinetype:20JA.ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart15oftheFCCRules.Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferenceinaresidentialinstallation.Thisequipmentgenerates,uses,andcanradiateradiofrequencyenergyand,ifnotinstalledandusedinaccordancewiththeinstructions,maycauseharmfulinterferencetoradiocommunications.However,thereisnoguaranteethatinterferencewillnotoccurinaparticularinstallation.Ifthisequipmentdoescauseharmfulinterferencetoradioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,theuserisencouragedtotrytocorrecttheinterferencebyoneormoreofthefollowingmeasures:•Reorientorrelocatethereceivingantenna.•Increasetheseparationbetweentheequipmentandreceiver.•Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.•Consultanauthorizeddealerorservicerepresentativeforhelp.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)AppendixA.Regulatoryinformation95

EuropeanUnion-CompliancetotheElectromagneticCompatibility(EMC)DirectiveorRadioEquipmentDirectiveModelswithoutaradiodevice:ThisproductisinconformitywiththeprotectionrequirementsofEUCouncilDirective2014/30/EUontheapproximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.Modelswitharadiodevice:ThisproductisinconformitywithalltherequirementsandessentialnormsthatapplytoEUCouncilR&TTEDirective1999/5/EContheapproximationofthelawsoftheMemberStatesrelatingtoradioequipment.Lenovocannotacceptresponsibilityforanyfailuretosatisfytheprotectionrequirementsresultingfromanon-recommendedmodiﬁcationoftheproduct,includingtheinstallationofoptioncardsfromothermanufacturers.ThisproducthasbeentestedandfoundtocomplywiththelimitsforClassBequipmentaccordingtoEuropeanStandardsharmonizedintheDirectivesincompliance.ThelimitsforClassBequipmentwerederivedfortypicalresidentialenvironmentstoprovidereasonableprotectionagainstinterferencewithlicensedcommunicationdevices.Lenovo,Einsteinova21,85101Bratislava,SlovakiaKoreaClassBcompliancestatementLenovoproductserviceinformationforTaiwanBrazilaudionoticeOuvirsonscommaisde85decibéisporlongosperíodospodeprovocardanosaosistemaauditivo.96ThinkPadS52ndGenerationUserGuide

AppendixB.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.©CopyrightLenovo201797

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.T oproperlydisposeofdisusedcomponents,suchasaprintedcircuitboardordrive,usethemethodsdescribedaboveforcollectingandrecyclingadisusedcomputerormonitor.DisposingofdisusedlithiumbatteriesfromLenovocomputersAbutton-shapedlithiumbatteryisinstalledinsideyourLenovocomputertoprovidepowertothecomputerclockwhilethecomputerisoffordisconnectedfromthemainpowersource.Ifyouneedtoreplaceitwithanewone,contactyourplaceofpurchaseorcontactLenovoforservice.Ifyouneedtodisposeofadisusedlithiumbattery,insulateitwithvinyltape,contactyourplaceofpurchaseoranindustrial-waste-disposaloperator,andfollowtheirinstructions.Disposalofalithiumbatterymustcomplywithlocalordinancesandregulations.DisposingofadisusedbatteryfromLenovonotebookcomputersYourLenovonotebookcomputerhasalithiumionbatteryoranickelmetalhydridebattery.IfyouareacompanyemployeewhousesaLenovonotebookcomputerandneedtodisposeofabattery,contacttheproperpersoninLenovosales,service,ormarketing,andfollowthatperson'sinstructions.Y oualsocanrefertotheinstructionsat:https://www.lenovo.com/jp/ja/environment/recycle/battery/IfyouuseaLenovonotebookcomputerathomeandneedtodisposeofabattery,youmustcomplywithlocalordinancesandregulations.Youalsocanrefertotheinstructionsat:https://www.lenovo.com/jp/ja/environment/recycle/battery/RecyclinginformationforBrazilDeclaraçõesdeReciclagemnoBrasilDescartedeumProdutoLenovoForadeUso98ThinkPadS52ndGenerationUserGuide

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.Y oucanﬁnddetailsaboutthebatteryintheproductdocumentation.Ifthebatteryneedstobereplaced,contactyourplaceofpurchaseorcontactLenovoforservice.Ifyouneedtodisposeofalithiumbattery,insulateitwithvinyltape,contactyourplaceofpurchaseorawaste-disposaloperator,andfollowtheirinstructions.DisposingofbatterypacksfromLenovoproductsYourLenovodevicemightcontainalithium-ionbatterypackoranickelmetalhydridebatterypack.Y oucanﬁnddetailsonthebatterypackintheproductdocumentation.Ifyouneedtodisposeofabatterypack,insulateitwithvinyltape,contactLenovosales,service,oryourplaceofpurchase,orawaste-disposalAppendixB.WEEEandrecyclingstatements99

operator,andfollowtheirinstructions.Youalsocanrefertotheinstructionsprovidedintheuserguideforyourproduct.Forpropercollectionandtreatment,goto:http://www.lenovo.com/lenovo/environmentBatteryrecyclinginformationforTaiwanBatteryrecyclinginformationfortheUnitedStatesandCanadaRecyclinginformationforChina100ThinkPadS52ndGenerationUserGuide

AppendixC.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.©CopyrightLenovo2017101

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TaiwanRoHSAppendixC.RestrictionofHazardousSubstances(RoHS)Directive103

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AppendixD.ENERGYSTARmodelinformationENERGYSTAR®isajointprogramoftheU.S.EnvironmentalProtectionAgencyandtheU.S.DepartmentofEnergyaimedatsavingmoneyandprotectingtheenvironmentthroughenergyefﬁcientproductsandpractices.LenovoisproudtoofferourcustomersproductswiththeENERGYSTARqualiﬁeddesignation.YoumightﬁndanENERGYSTARmarkafﬁxedonthecomputerordisplayedonthepowersettingsinterface.Lenovocomputersofthefollowingmachinetypes,ifcarryanENERGYSTARmark,havebeendesignedandtestedtoconformtotheENERGYSTARprogramrequirementsforcomputers.20JAByusingENERGYSTARqualiﬁedproductsandtakingadvantageofthepower-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,seetheWindowshelpinformationonthecomputer.TheWakeonLANfunctionisenabledwhenyourLenovocomputerisshippedfromthefactory,andthesettingremainsvalidevenwhenthecomputerisinsleepmode.IfyoudonotneedtohaveWakeonLANenabledwhilethecomputerisinsleepmode,youcanreducethepowerconsumptionandprolongthetimeinsleepmode,bydisablingthesettingofWakeonLANforsleepmode.TodisablethesettingofWakeonLANforsleepmode,dothefollowing:1.GotoControlPanelandclickHardwareandSound➙DeviceManager.2.IntheDeviceManagerwindow,expandNetworkadapters.3.Right-clickyournetworkadapterdevice,andclickProperties.4.ClickthePowerManagementtab.©CopyrightLenovo2017105

5.CleartheAllowthisdevicetowakethecomputercheckbox.6.ClickOK.106ThinkPadS52ndGenerationUserGuide

AppendixE.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.©CopyrightLenovo2017107

ThisdocumentiscopyrightedbyLenovoandisnotcoveredbyanyopensourcelicense,includinganyLinuxagreement(s)whichmayaccompanysoftwareincludedwiththisproduct.Lenovomayupdatethisdocumentatanytimewithoutnotice.Toobtainthemostup-to-datedocumentationforyourcomputer,goto:http://www.lenovo.com/support108ThinkPadS52ndGenerationUserGuide

AppendixF.TrademarksThefollowingtermsaretrademarksofLenovointheUnitedStates,othercountries,orboth:ActiveProtectionSystemLenovoLenovologoThinkPadThinkPadlogoTrackPointUltraConnectIntel,IntelSpeedStep,andOptanearetrademarksofIntelCorporationoritssubsidiariesintheU.S.and/orothercountries.Microsoft,Windows,Direct3D,BitLocker,andCortanaaretrademarksoftheMicrosoftgroupofcompanies.MiniDisplayPort(mDP)isatrademarkoftheVideoElectronicsStandardsAssociation.ThetermsHDMIandHDMIHigh-DeﬁnitionMultimediaInterfacearetrademarksorregisteredtrademarksofHDMILicensingLLCintheUnitedStatesandothercountries.Othercompany,product,andservicenamesmaybetrademarksorservicemarksofothers.©CopyrightLenovo2017109

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