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LG 50PY3D Service Manual

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PLASMA TV

SERVICE MANUAL

CHASSIS : PA75A
MODEL : 50PY3D
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
CANADA : http//biz.lgservice.com
USA
: http//www.lgservice.com
: http//biz.lgservice.com
50PY3DF-UJ
Internal Use Only

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Summary of Contents for LG 50PY3D

  • Page 1: Service Manual

    Internal Use Only CANADA : http//biz.lgservice.com : http//www.lgservice.com : http//biz.lgservice.com PLASMA TV SERVICE MANUAL CHASSIS : PA75A MODEL : 50PY3D 50PY3DF-UJ CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
  • Page 2: Safety Precautions

    Boulevard East Mississauga, Ontario L4Z 4G3 : LG Customer Interactive Center P.O.Box 240007, 201 James Record Road Huntsville, AL 35824 Digital TV Hotline 1-800-243-0000 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 3: Table Of Contents

    TABLE OF CONTENTS SPECIFICATIONS..............4 ADJUSTMENT INSTRUCTIONS ..........5 BLOCK DIAGRAM ..............11 EXPLODED VIEW...............20 EXPLODED VIEW PARTS LIST .........21 SCHEMATIC DIAGRAM............PRINTED CIRCUIT BOARDS ..........Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 4: Specifications

    Temperature Less than 80% Operating Humidity Environment condition -4 ~ 140°F (-20 ~ 60°C) Storage Temperature Less than 85% Storage Humidity Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 5: Adjustment Instructions

    - Full White Pattern when the main power is turned on again after being turned off 3) Pattern Mode is deselected by pressing CH +/-, Exit Key. Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 6 – terminal to GND pin of P12. 2) Adjust VR951 voltage to match that of the label on the Top/Right of the panel. (Deviation : ±0.5V) Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 Equipment (MSPG-925FA => Model: 225, Pattern: 65) (2) Select Component1 as the input with 100% Horizontal Color Bar Pattern(HozTV31Bar) in 1080p Mode and select ‘Normal’ in screen. Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 60 | 26 36 80 A0 70 38 1F 40 30 20 25 00 C4 8E 21 00 70 | 00 1A 00 00 00 00 00 00 00 00 00 00 00 00 00 17 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only...
  • Page 9 R/C to enter Ez Adjust 7.White-Balance, and the pattern is automatically displayed. (When you set the Option to INNER, the default is always set to INNER) Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 (8) When the adjustment is completed, press the ENTER ( Á KEY) button to move to the Ez –Adjust screen. Press the ADJ KEY to exit the adjustment mode. Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11: Block Diagram

    BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 15 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 16 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 BLOCK DIAGRAM Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21: Exploded View Parts List

    35509K0102A Cover,MOLD HIPS AP-50DB20S CABLE STAND 50PB2 MKJ39927802 Remote Controller,COMPLEX LA73A 42LB5DF-UA USA_FULL HD_NON DVR 3550V00684B Cover,BATTERY BACK ABS, HF-380 BK Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 24 Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 MAIN(TOP) SIDE A/V(TOP) SIDE A/V(BOTTOM) PREAMP(TOP) PREAMP(BOTTOM) MAIN(BOTTOM) Copyright © 2007 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 26 Nov., 2007 P/NO : MFL42558101 Printed in Korea CANADA: LG Electronics Canada, Inc. 550 Matheson Boulevard East Mississauga, Ontario L4Z 4G3 : LG Electronics Alabama, Inc. P.O.Box 240007, 201 James Record Road Bldg 3 Huntsville, AL 35824...

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