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LG 42PG60 Service Manual

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See also: Owner's Manual , Manual
PLASMA TV
SERVICE MANUAL
CHASSIS : PU82C
MODEL : 60PG60
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
INPUT
MENU
CANADA : http//biz.lgservice.com
USA
ENTER
VOL
Internal Use Only
: http//www.lgservice.com
: http//biz.lgservice.com
60PG60F-UA
CH

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  • Page 1 Internal Use Only CANADA : http//biz.lgservice.com : http//www.lgservice.com : http//biz.lgservice.com PLASMA TV SERVICE MANUAL CHASSIS : PU82C MODEL : 60PG60 60PG60F-UA CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. INPUT MENU ENTER...

  • Page 2: Safety Precautions

    An other abnormality exists that must be corrected before the receiver is returned to the customer. CANADA: LG Electronics Canada, Inc. 550 Matheson Boulevard East Mississauga, Ontario L4Z 4G3 : LG Customer Interactive Center P.O.Box 240007, 201 James Record Road Huntsville,...

  • Page 3: Table Of Contents

    SPECIFICATIONS..............4 ADJUSTMENT INSTRUCTIONS ..........5 TROUBLE SHOOTING GUIDE ...........11 BLOCK DIAGRAM...............16 EXPLODED VIEW...............24 EXPLODED VIEW PARTS LIST .........25 SCHEMATIC DIAGRAM............PRINTED CIRCUIT BOARDS ..........Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 4: Specifications

    -4 ~ 140°F (-20 ~ 60°C) Storage Humidity Less than 85% The specifications shown above may be changed without prior notice for quality improvement. Copyright©2008 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©2008 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©2008 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©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 EDID for HDMI-1 (DDC (Display Data Channel) Data) EDID table = EDID DATA for RGB EDID table = EDID for HDMI-2 (DDC (Display Data Channel) Data) EDID table = Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 9 (Disappear Internal pattern) Wb 00 00-----white balance Automatic Adjustment Start Ô Wb 00 10-----Gain Adjustment start (Internal pattern) Ô Ja 00 ff------Adjustment Data Ô Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 10: Manual Adjustment

    (The internal pattern of full white appears by pressing G) (6) The adjustment is conducted in three levels of color temperature; COOL, MEDIUM, and WARM. Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 11: Trouble Shooting Guide

    This board has big problem because Main chip(BCM3550) have some troubles. After checking thoroughly all path once again, You should decide to replace BCM3553 or not. Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 This board has big problem because Main chip(BCM3553) have some troubles. After checking thoroughly all path once again, You should decide to replace BCM3553 or not. Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13 This board has big problem because Main chip(BCM3553) have some troubles. After checking thoroughly all path once again, You should decide to replace BCM3553 or not. Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 14 This board has big problem because Main chip(BCM3553) have some troubles. After checking thoroughly all path once again, You should decide to replace BCM3553 or not. Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 15 After checking thoroughly all path once again, The H,V sync and clock. You should decide to replace BCM3550 or not. Can you see the normal waveform? Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 16: Block Diagram

    BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 17 BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 18 BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 21 BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 BLOCK DIAGRAM Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 23 NOTES Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 24: Exploded View

    EXPLODED VIEW Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 25: Exploded View Parts List

    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 MAIN(TOP) MAIN(BOTTOM) PRE AMP(TOP) CONTROL(TOP) CONTROL(BOTTOM) PRE AMP(BOTTOM) Copyright©2008 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 Feb., 2008 P/NO : MFL42040401 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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