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LG 50PK750 Service Manual
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LG 50PK750 Service Manual

Chassis pu02a
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PLASMA TV
SERVICE MANUAL
CHASSIS : PU02A
MODEL : 50PK750
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL62861701(1004-REV01)
North/Latin America
Europe/Africa
Asia/Oceania
50PK750-UA/UF
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea

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Summary of Contents for LG 50PK750

  • Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com PLASMA TV SERVICE MANUAL CHASSIS : PU02A MODEL : 50PK750 50PK750-UA/UF CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. Printed in Korea P/NO : MFL62861701(1004-REV01)

  • Page 2: Table Of Contents

    SAFETY PRECAUTIONS ......................3 SPECIFICATION.........................4 ADJUSTMENT INSTRUCTION ....................8 TROUBLE SHOOTING GUIDE ....................16 BLOCK DIAGRAM ........................48 EXPLODED VIEW ........................49 SVC. SHEET ..........................Copyright ©2010 LG Electronics Inc. All rights 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 ©2010 LG Electronics Inc. All rights reserved. - 3 - LGE Internal Use Only Only for training and service purposes...

  • Page 4: Specification

    NORTH AMERICA Safety : UL1492, CSA C22.2.No.1 50PK750-UF CANADA / MEXICO EMC : FCC Class B, IC Class B Copyright ©2010 LG Electronics Inc. All rights reserved. - 4 - LGE Internal Use Only Only for training and service purposes...
  • Page 5 2) Humidity : ~ 80 % Storage Environment 1) Temp : -20 deg ~ 60 deg 2) Humidity : ~ 85 % Copyright ©2010 LG Electronics Inc. All rights reserved. - 5 - LGE Internal Use Only Only for training and service purposes...
  • Page 6 CTV(WXGA) 1360*768 47.712 60.015 85.50 VESA (WXGA) 1280*1024 63.981 60.020 108.00 VESA (SXGA) 1920*1080 66.587 59.934 148.50 HDTV 1080P Copyright ©2010 LG Electronics Inc. All rights reserved. - 6 - LGE Internal Use Only Only for training and service purposes...
  • Page 7 HDTV 1080P 1920*1080 26.97 23.976 75.176 HDTV 1080P 1920*1080 33.75 30.000 74.25 HDTV 1080P 1920*1080 33.71 29.97 74.176 HDTV 1080P Copyright ©2010 LG Electronics Inc. All rights reserved. - 7 - LGE Internal Use Only Only for training and service purposes...

  • Page 8: Adjustment Instruction

    - Ship-out mode setting (In-Stop) 3-3. Etc. - Ship-out mode - Service Option Default - USB Download(S/W Update, Option) Copyright ©2010 LG Electronics Inc. All rights reserved. - 8 - LGE Internal Use Only Only for training and service purposes...
  • Page 9 (2) If Download is successful, OK is displayed. (3) If Download is a failure, NG is displayed. (4) Re-try download Copyright ©2010 LG Electronics Inc. All rights reserved. - 9 - LGE Internal Use Only Only for training and service purposes...
  • Page 10 60 3F 1F 52 11 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 9D Copyright ©2010 LG Electronics Inc. All rights reserved. - 10 -...
  • Page 11 60 3F 1F 52 11 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 9D Copyright ©2010 LG Electronics Inc. All rights reserved. - 11 -...
  • Page 12 60 3E 1E 53 10 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 00 1D Copyright ©2010 LG Electronics Inc. All rights reserved. - 12 -...
  • Page 13 Adj. menu 7.White Balance, you can select one of 3 options: None, Inner, HDMI. Default is inner. By selecting HDMI, you can adjust using HDMI signal. Copyright ©2010 LG Electronics Inc. All rights reserved. - 13 - LGE Internal Use Only...
  • Page 14 (2) Depending on destination, select KR or US, then on the lower option, select US, CA, MX. Selection is done using +, - KEY Copyright ©2010 LG Electronics Inc. All rights reserved. - 14 - LGE Internal Use Only Only for training and service purposes...
  • Page 15 (2) Select "Tool Option 1" and Push “OK” button. (3) Punch in the number. (Each model has their number.) (4) Completed selecting Tool option. Copyright ©2010 LG Electronics Inc. All rights reserved. - 15 - LGE Internal Use Only Only for training and service purposes...

  • Page 16: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE Copyright ©2010 LG Electronics Inc. All rights reserved. - 16 - LGE Internal Use Only Only for training and service purposes...
  • Page 17 Copyright ©2010 LG Electronics Inc. All rights reserved. - 17 - LGE Internal Use Only Only for training and service purposes...
  • Page 18 Copyright ©2010 LG Electronics Inc. All rights reserved. - 18 - LGE Internal Use Only Only for training and service purposes...
  • Page 19 Copyright ©2010 LG Electronics Inc. All rights reserved. - 19 - LGE Internal Use Only Only for training and service purposes...
  • Page 20 Copyright ©2010 LG Electronics Inc. All rights reserved. - 20 - LGE Internal Use Only Only for training and service purposes...
  • Page 21 Copyright ©2010 LG Electronics Inc. All rights reserved. - 21 - LGE Internal Use Only Only for training and service purposes...
  • Page 22 Copyright ©2010 LG Electronics Inc. All rights reserved. - 22 - LGE Internal Use Only Only for training and service purposes...
  • Page 23 Copyright ©2010 LG Electronics Inc. All rights reserved. - 23 - LGE Internal Use Only Only for training and service purposes...
  • Page 24 Copyright ©2010 LG Electronics Inc. All rights reserved. - 24 - LGE Internal Use Only Only for training and service purposes...
  • Page 25 Copyright ©2010 LG Electronics Inc. All rights reserved. - 25 - LGE Internal Use Only Only for training and service purposes...
  • Page 26 Copyright ©2010 LG Electronics Inc. All rights reserved. - 26 - LGE Internal Use Only Only for training and service purposes...
  • Page 27 Copyright ©2010 LG Electronics Inc. All rights reserved. - 27 - LGE Internal Use Only Only for training and service purposes...
  • Page 28 Copyright ©2010 LG Electronics Inc. All rights reserved. - 28 - LGE Internal Use Only Only for training and service purposes...
  • Page 29 Copyright ©2010 LG Electronics Inc. All rights reserved. - 29 - LGE Internal Use Only Only for training and service purposes...
  • Page 30 Copyright ©2010 LG Electronics Inc. All rights reserved. - 30 - LGE Internal Use Only Only for training and service purposes...
  • Page 31 Copyright ©2010 LG Electronics Inc. All rights reserved. - 31 - LGE Internal Use Only Only for training and service purposes...
  • Page 32 Copyright ©2010 LG Electronics Inc. All rights reserved. - 32 - LGE Internal Use Only Only for training and service purposes...
  • Page 33 Copyright ©2010 LG Electronics Inc. All rights reserved. - 33 - LGE Internal Use Only Only for training and service purposes...
  • Page 34 Copyright ©2010 LG Electronics Inc. All rights reserved. - 34 - LGE Internal Use Only Only for training and service purposes...
  • Page 35 Copyright ©2010 LG Electronics Inc. All rights reserved. - 35 - LGE Internal Use Only Only for training and service purposes...
  • Page 36 Copyright ©2010 LG Electronics Inc. All rights reserved. - 36 - LGE Internal Use Only Only for training and service purposes...
  • Page 37 Copyright ©2010 LG Electronics Inc. All rights reserved. - 37 - LGE Internal Use Only Only for training and service purposes...
  • Page 38 Copyright ©2010 LG Electronics Inc. All rights reserved. - 38 - LGE Internal Use Only Only for training and service purposes...
  • Page 39 Copyright ©2010 LG Electronics Inc. All rights reserved. - 39 - LGE Internal Use Only Only for training and service purposes...
  • Page 40 Copyright ©2010 LG Electronics Inc. All rights reserved. - 40 - LGE Internal Use Only Only for training and service purposes...
  • Page 41 Copyright ©2010 LG Electronics Inc. All rights reserved. - 41 - LGE Internal Use Only Only for training and service purposes...
  • Page 42 Copyright ©2010 LG Electronics Inc. All rights reserved. - 42 - LGE Internal Use Only Only for training and service purposes...
  • Page 43 Copyright ©2010 LG Electronics Inc. All rights reserved. - 43 - LGE Internal Use Only Only for training and service purposes...
  • Page 44 Copyright ©2010 LG Electronics Inc. All rights reserved. - 44 - LGE Internal Use Only Only for training and service purposes...
  • Page 45 Copyright ©2010 LG Electronics Inc. All rights reserved. - 45 - LGE Internal Use Only Only for training and service purposes...
  • Page 46 Copyright ©2010 LG Electronics Inc. All rights reserved. - 46 - LGE Internal Use Only Only for training and service purposes...
  • Page 47 Copyright ©2010 LG Electronics Inc. All rights reserved. - 47 - LGE Internal Use Only Only for training and service purposes...

  • Page 48: Block Diagram

    BLOCK DIAGRAM Copyright ©2010 LG Electronics Inc. All rights reserved. - 48 - LGE Internal Use Only Only for training and service purposes...

  • Page 49: Exploded View

    X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 49 - LGE Internal Use Only Copyright ©2010 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 50 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 51 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 52 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 53 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 54 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 55 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 56 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 57 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 58 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 59 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 60 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 61 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 62 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...
  • Page 63 Copyright © 2010 LG Electronics Inc. All rights reserved. Only for training and service purposes LGE Internal Use Only...

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