UBS Axcera LU1000AT 1000-Watt UHF Transmitter User Manual 379388

UBS-Axcera 1000-Watt UHF Transmitter 379388

Table of Contents External Amplifier

LX Series Power Amplifier Assembly Table of Contents LX Series, Rev. 0 November 25, 2003 iTABLE OF CONTENTS CHAPTER 1 INTRODUCTION SECTION PAGE 1.1 Manual Overview................................................................................. 1-1 1.2 Assembly Designation Numbers ............................................................ 1-1 1.3 Safety................................................................................................ 1-1 1.4 Maintenance ....................................................................................... 1-2 1.5 Material Return Procedure .................................................................... 1-2 1.6 Limited One-Year Warranty for Axcera Products ...................................... 1-3 CHAPTER 2 SYSTEM DESCRIPTION & REMOTE CONTROL CONNECTIONS 2.1 LX Series Power Amplifier Assembly Overview........................................ 2-1 2.1.1 Power Amplifier Module, 250 Watt ................................................ 2-1 2.1.2 Power Supply Module Assembly.................................................... 2-3 2.1.3 Front Panel LCD Display Screens .................................................. 2-3 2.2 System Operation................................................................................ 2-3 2.2.1 Principles of Operation ................................................................ 2-4 2.3 Customer Remote Connections......................................................... 2-5 CHAPTER 3 SITE CONSIDERATIONS, INSTALLATION AND SETUP PROCEDURES 3.1 Site Considerations.............................................................................. 3-1 3.2 Unpacking the Chassis w/Modules, bandpass and trap filters..................... 3-4 3.3 Installing the Chassis w/Modules and filters ............................................ 3-4 3.4 AC Input ............................................................................................ 3-5 3.5 Setup and Operation............................................................................ 3-5 3.5.1 Input Connections ...................................................................... 3-5 3.5.2 Front Panel Screens for the Exciter/Amplifier Chassis Assembly ........ 3-7 3.5.3 Initial Turn On ..........................................................................3-14 CHAPTER 4 CIRCUIT DESCRIPTIONS 4.1 Power Amplifier Module ........................................................................ 4-1 4.1.1 UHF Phase/Gain Board ................................................................ 4-1 4.1.2 150 Watt Driver Pallet Assembly .................................................. 4-1 4.1.3 150 Watt Driver, Dual Output Board ............................................. 4-1 4.1.4 UHF Module Assembly, RF Module Pallet, Philips ............................. 4-2 4.1.5 2 Way UHF Combiner Assembly.................................................... 4-2 4.1.6 Amplifier Control Board ............................................................... 4-3 4.2 Power Supply Assembly ....................................................................... 4-5 CHAPTER 5 DETAILED ALIGNMENT PROCEDURES 5.1 Module Replacement............................................................................ 5-1 5.1.1 Initial Test Setup........................................................................ 5-1 5.2 Innovator LX Series Exciter/Amplifier Chassis Assembly ........................... 5-2 5.2.1 Linearity Correction Adjustment ................................................... 5-3 5.2.2 Frequency Response Delay Equalization Adjustment ....................... 5-4 5.2.3 Calibration of Forward Output Power Level..................................... 5-4 5.2.4 Calibration of Reflected Output Power Level ................................... 5-5 5.3 Bandpass Filter Assembly ..................................................................... 5-5
LX Series Power Amplifier Assembly Table of Contents LX Series, Rev. 0 November 25, 2003 iiTABLE OF CONTENTS - (Continued) 5.4 UHF Trap Filter Assembly ..................................................................... 5-5 5.4.1 The Effects of Tuning the Output Trap Filter ................................... 5-6 APPENDICES APPENDIX A INNOVATOR LX SERIES SPECIFICATIONS APPENDIX B DRAWINGS AND PARTS LISTS
LX Series Power Amplifier Assembly Table of Contents LX Series, Rev. 0 iiiLIST OF FIGURES FIGURE PAGE 3-1 1 kW Minimum Ventilation Configuration ......................................... 3-4 3-2 Front and Rear View Reconnection Drawing ..................................... 3-5 3-3 Rear View of LX Series Transmitter ................................................. 3-6 4-1 UHF Amplifier Module, 250 Watts ................................................... 4-2 5-1 Typical Red Field Spectrum............................................................ 5-4
LX Series Power Amplifier Assembly Table of Contents LX Series, Rev. 0 ivLIST OF TABLES TABLE PAGE 2-1 LX Series Power Amplifier Assemblies ............................................. 2-1 2-2 Power Amplifier Status Indicators ................................................... 2-3 2-3 Power Amplifier Control Adjustments .............................................. 2-3 2-4 Power Amplifier Sample ................................................................ 2-3 2-5 Pioneer Chassis Customer Remote Connections ........................ 2-5 3-1 Rear Chassis Connections for LX Series Transmitter .......................... 3-6 3-2 Menu 01 Splash Screen #1 ............................................................ 3-7 3-3 Menu 02 Splash Screen #2 ............................................................ 3-7 3-4 Menu 10 Main Screen.................................................................... 3-7 3-5 Menu 11 Error List Access Screen ................................................... 3-8 3-6 Menu 12 Transmitter Device Data Access Screen .............................. 3-8 3-7 Menu 13 Transmitter Configuration Access Screen ............................ 3-8 3-8 Menu 20 Error List Display Screen .................................................. 3-8 3-9 Menu 30 Transmitter Device Details Screen ..................................... 3-9 3-10 Menu 30-1 System Details Screens................................................. 3-9 3-11 Transmitter Device Parameters Detail Screens ................................. 3-9 3-12 Menu 40 Transmitter Set Up: Power Raise/Lower Screen ..................3-10 3-13 Menu 40-1 Transmitter Set Up: Model Select Screen........................3-10 3-14 Menu 40-2 Transmitter Set Up: Frequency Select Screen .................3-11 3-15 Menu 40-3 Transmitter Set Up: Frequency Table Select Screen .........3-11 3-16 Menu 40-4 Transmitter Set Up: IF Frequency Screen .......................3-11 3-17 Menu 40-5 Transmitter Set Up: Custom Frequency Select Screen......3-11 3-18 Menu 40-6 Transmitter Set Up: Xmtr. Set Up Serial Address Screen ..3-12 3-19 Menu 40-7 Transmitter Set Up: Station ID Screen ...........................3-12 3-20 Menu 40-8 Transmitter Set Up: System Visual Power Cal. Screen ......3-12 3-21 Menu 40-9 Transmitter Set Up: System Aural Power Cal. Screen .......3-12 3-22 Menu 40-10 Transmitter Set Up: System Rfltd. Power Cal. Screen .....3-13 3-23 Menu 40-11 Transmitter Set Up: Fwrd Pwr Fault Threshold Screen ....3-13 3-24 Menu 40-12 Transmitter Set Up: Refl Power Fault Threshold Screen ..3-13 3-25 Menu 40-13 Transmitter Set Up: Remote Commands Control Screen .3-13

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