LG 50PA4500 Service Manual
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PLASMA TV
PLASMA TV
SERVICE MANUAL
SERVICE MANUAL
CHASSIS : PB23A
CHASSIS : PB23A
MODEL :
MODEL :
50PA4500
50P
MODEL :
MODEL :
50PA4510
50PA4510
CAUTION
CAUTION
BEFORE SERVICING THE CHASSIS,
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
North/Latin
North/Latin
America
America
Europe/Africa
Europe/Africa
 Asia/Oceania
 Asia/Oceania
A4500
50PA4500-DM
50PA4500-DM
50PA4510-DJ
50PA4510-DJ
Internal Use Only
Internal Use Only
http://aic.lgservice.com
http://aic.lgservice.com
http://eic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
http://biz.lgservice.com

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Summary of Contents for LG 50PA4500

  • Page 1  Asia/Oceania  Asia/Oceania http://biz.lgservice.com http://biz.lgservice.com PLASMA TV PLASMA TV SERVICE MANUAL SERVICE MANUAL CHASSIS : PB23A CHASSIS : PB23A MODEL : MODEL : 50PA4500 A4500 50PA4500-DM 50PA4500-DM MODEL : MODEL : 50PA4510 50PA4510 50PA4510-DJ 50PA4510-DJ CAUTION CAUTION BEFORE SERVICING THE CHASSIS, BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 3 CONTENTS CONTENTS CONTENTS CONTENTS ......................................SAFETY PREC SAFETY PRECAUTIONS AUTIONS ..............................SPECIFICA SPECIFICATION TION ....................................ADJUSTMEN ADJUSTMENT INSTRUC INSTRUCTION ......TION ....................BLOCK DIAGRAM BLOCK DIAGRAM....
  • Page 4: Safety Precautions

    SAFETY PRECAUTIONS SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE IMPORTANT SAFETY NOTICE Many el Many electrical ectrical and mechanic mechanical parts al parts in this in this chassis chassis have spec have special safety safety-related -related characteristics. characteristics. These These parts ar parts are identified e identified...
  • Page 5: Specification

    SPECIFICATION SPECIFICATION NOTE : Specifications and others are subject to NOTE : Specifications and others are subject to change without notice for improvement change without notice for improvement 1. Application range 1. Application range This spec sheet is applied all of the PDP TV with PB23A chassis. This spec sheet is applied all of the PDP TV with PB23A chassis.
  • Page 6: Adjustment Instruction

    ADJUSTMENT INSTRUCTION 1. Application Range 4. PCB Assembly Adjustment This spec. sheet applies to PB23A chassis applied PDP TV all 4.1. Using RS-232C models manufactured in TV factory. - Adjust 3 items at 3.1. PCB assembly adjustments " 4.1. ■ Adjustment sequence" one after the order. 2.
  • Page 7: Factory Adjustment

    5. Factory Adjustment -> PB23A : USE INTERNAL ADC(LM1) : using internal pattern. 5.1. Auto Adjust Component 480i/1080p RGB 1080p ■ Summary : Adjustment component 480i/1080i and RGB 1080p is Gain and Black level setting at Analog to Digital converter, and compensate the RGB deviation ■...
  • Page 8 ■ It only needs to PCM EDID D/L for North America Product. ■ EDID data (Model name = LG TV) - RGB HD 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 01 16 01 03 68 A0 5A 78 0A EE 91 A3 54 4C 99 26...
  • Page 10 - South Centural America _2D_HD HDMI 2 - Adjustment Color Temperature(White balance) ■ Using Instruments 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 ● Color Analyzer: CA-210 (CH 10) 01 16 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 - Using LCD color temperature, Color Analyzer (CA- 210) must use CH 10, which Matrix compensated 0F 50 54 A1 08 00 31 40 45 40 61 40 01 01 01 01...
  • Page 12 ● When Color temperature (White balance) Adjustment (Automatically) - Press “Power only key” of service remocon and operate automatically adjustment. - Set BaudRate to 115200. ● You must start “wb 00 00” and finish it “wb 00 ff”. ● If it needs, then adjustment “Offset”. ■...
  • Page 13: Power Pcb Ass'y Voltage Adjustment

    6. GND and ESD Testing 6.1. Prepare GND and ESD Testing. ● When tester will measure on Cool condition, adjust W30 on ■ Check the connection between set and power cord TV display menu. 6.2. Operate GND and ESD auto-test. ■...
  • Page 14: Temperature Threshold

    7. Default Service option. ■ Select download le (epk le) 7.1. ADC-Set. ■ R-Gain adjustment Value (default 128) ■ G-Gain adjustment Value (default 128) ■ B-Gain adjustment Value (default 128) ■ R-Offset adjustment Value (default 128) ■ G-Offset adjustment Value (default 128) ■...
  • Page 15: Block Diagram

    BLOCK DIAGRAM...
  • Page 16: Exploded View

    EXPLODED VIEW IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and EXP LODED VIEW. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATIO N, S hock, Fire, or other Hazards.
  • Page 19 TUNER BUF1_FE_TS_DATA[0-7] FE_TS_DATA[0] R323 BUF1_FE_TS_DATA[0] FNIM BUF1_FE_TS_DATA[1] R324 FNIM FE_TS_DATA[1] BUF1_FE_TS_DATA[2] R326 FE_TS_DATA[2] FNIM R325 BUF1_FE_TS_DATA[3] FE_TS_DATA[3] FNIM G201D_NON_DEMODE TU302-*1 R327 BUF1_FE_TS_DATA[4] FE_TS_DATA[4] FNIM TDSS-G201D R328 BUF1_FE_TS_DATA[5] FE_TS_DATA[5] FNIM R330 BUF1_FE_TS_DATA[6] FNIM FE_TS_DATA[6] TUNER OPT1 OPT2 OPT3 NC_1 R329 BUF1_FE_TS_DATA[7] FE_TS_DATA[7] FNIM RESET...

This manual is also suitable for:

50pa4500-dm50pa451050pa4510-dj

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