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PLASMA TV
SERVICE MANUAL
CHASSIS : PP81B
MODEL : 42PG200R
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
Internal Use Only
website:http://biz.LGservice.com
42PG200R-ZA

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Summary of Contents for LG 42PG200R

  • Page 1 Internal Use Only website:http://biz.LGservice.com PLASMA TV SERVICE MANUAL CHASSIS : PP81B MODEL : 42PG200R 42PG200R-ZA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 2: Table Of Contents

    SPECIFICATION ..................4 ADJUSTMENT INSTRUCTION ..............6 TROUBLE SHOOTING ................16 BLOCK DIAGRAM...................23 EXPLODED VIEW .................. 24 SVC. SHEET ....................PRINTED CIRCUIT DIAGRAM ..............Copyright©2008 LG Electronics. Inc. All right reserved. - 2 - LGE Internal Use Only Only for training and service purposes...
  • Page 3: Safety Precautions

    An other abnormality exists that must be corrected before the receiver is returned to the customer. Copyright©2008 LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...
  • Page 4: Specification

    LGE SPEC. 2)Humidity : 20~80% Storage Environment 3)Temp. : -20~60deg 4)Humidity : 10~90% Input Voltage 100-240V~, 50/60Hz Maker : LGIT, Sansung Copyright©2008 LG Electronics. Inc. All right reserved. - 4 - LGE Internal Use Only Only for training and service purposes...
  • Page 5 REAR HDMI(2) Audio Input (5EA) PC Audio, AV (3EA), SIDE AV(1EA) L/R Input(PC 1EA, Component 2EA, Rear 1EA, Side 1EA) Copyright©2008 LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes...
  • Page 6: Adjustment Instruction

    3) We can confirm the ADC values from “0x06~0x0B” addresses in a page “0xBC <Fig. 1> 3) Adjust by commanding AUTO_COLOR_ADJUST(0xF1) 0x00 0x02 instruction. Copyright©2008 LG Electronics. Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes...
  • Page 7 [ Don’t push The IN-STOP KEY after completing the function (1) Connect the download jig to D-sub jack inspection. (2) Connect the PC to USB jack Copyright©2008 LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes...
  • Page 8 (5) Click “Auto(2)” tab and set as below Revision Digital : 3 (6) Click “Run(3)”. (7) After downloading, check “OK(4)” message. XGA EDID DATA <Analog : 128bytes> Copyright©2008 LG Electronics. Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes...
  • Page 9 <HDMI 2 : 256bytes> Checksum => Changeable by total EDID data * Ananlog(128Byte) <HDMI 3 : 256bytes> *HDMI 1/2/3 (256Byte) Copyright©2008 LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes...
  • Page 10 DVD (3) Set the S/W as below. Player. (5) HDCP Key value is different among the sets Copyright©2008 LG Electronics. Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes...
  • Page 11 Synchronization relation between PSM and CSM Remark Vivid Cool Mild Warm <Fig. 4> 9-3. Connecting Diagram of Equipment for Measuring (For Automatic Adjustment) Copyright©2008 LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...
  • Page 12 2) Adjust x value by decreasing the G (7) When adjustment is completed, Exit adjustment mode using EXIT key on R/C. Copyright©2008 LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...
  • Page 13: Adjustment Method

    Max Unit Remark Audio Practical Max Output, L(Mono)/R Audio Practical Max Output, 42/50PG21-TA, L(Mono)/R 42/50PG61UR-TA Support 15W Sound output (6Ohm) Copyright©2008 LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes...
  • Page 14 C 36 695.25 13905 V/UHF C 05 175.25 3505 V/UHF G-40 C 40 623.25 12465 V/UHF I-28 C 28 527.25 10545 Copyright©2008 LG Electronics. Inc. All right reserved. - 14 - LGE Internal Use Only Only for training and service purposes...
  • Page 15 575.25 11505 V/UHF E-21 C 21 471.25 9425 V/UHF D-04 C 04 77.25 1545 V/UHF D-10 C 10 200.25 4005 Copyright©2008 LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only Only for training and service purposes...
  • Page 16: Trouble Shooting

    TROUBLE SHOOTING GUIDE Copyright©2008 LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes...
  • Page 17 Copyright©2008 LG Electronics. Inc. All right reserved. - 17 - LGE Internal Use Only Only for training and service purposes...
  • Page 18 Copyright©2008 LG Electronics. Inc. All right reserved. - 18 - LGE Internal Use Only Only for training and service purposes...
  • Page 19 Copyright©2008 LG Electronics. Inc. All right reserved. - 19 - LGE Internal Use Only Only for training and service purposes...
  • Page 20 Copyright©2008 LG Electronics. Inc. All right reserved. - 20 - LGE Internal Use Only Only for training and service purposes...
  • Page 21 Copyright©2008 LG Electronics. Inc. All right reserved. - 21 - LGE Internal Use Only Only for training and service purposes...
  • Page 22 Copyright©2008 LG Electronics. Inc. All right reserved. - 22 - LGE Internal Use Only Only for training and service purposes...
  • Page 23: Block Diagram

    BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. - 23 - LGE Internal Use Only Only for training and service purposes...
  • Page 24: Exploded View

    It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright©2008 LG Electronics. Inc. All right reserved. - 24 - LGE Internal Use Only...
  • Page 25 Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 28 May, 2008 P/NO : MFL41541403 Printed in Korea...

This manual is also suitable for:

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