Download
Share
Print this page
LG 34UC97 Service Manual
  1. Manuals
  2. Brands
  3. LG Manuals
  4. Monitor
  5. 34UC97
  6. Service manual

LG 34UC97 Service Manual

Ips led monitor
Hide thumbs Also See for 34UC97:

Advertisement

Quick Links

IPS LED MONITOR
SERVICE MANUAL
CHASSIS : LM43A
MODEL : 34UC97/97C
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL63731187 (1504-REV01)
North/Latin America
Europe/Africa
Asia/Oceania
34UC97-SD/34UC97C-BD
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea

Advertisement

loading
Need help?

Need help?

Do you have a question about the 34UC97 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for LG 34UC97

Summary of Contents for LG 34UC97

  • Page 1 Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com IPS LED MONITOR SERVICE MANUAL CHASSIS : LM43A MODEL : 34UC97/97C 34UC97-SD/34UC97C-BD CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL63731187 (1504-REV01) Printed in Korea...

  • Page 2: Table Of Contents

    ADJUSTMENT INSTRUCTION ..............5 TROUBLE SHOOTING GUIDE ..............9 BLOCK DIAGRAM .................. 14 EXPLODED VIEW .................. 15 SCHEMATIC CIRCUIT DIAGRAM .............. - 2 - Copyright © LG Electronics. Inc. All rights reserved. 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. - 3 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 4: Specification

    Input: AC100~240V 50~60Hz, 2A Max EAY62949006 Output: DC 19V 7.37A 140W Adapter Weight : 0.58kg Applying module list P/No Specification EAJ63008701 - 4 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 5: Adjustment Instruction

    CA-110), DDC Adjustment Jig equipment, 3. Main PCB check process * APC - After Manual-Insult, executing APC 3.1. ADC Process (1) 34UC97 doesn’t need ADC process because it has only digital input like DisplayPort and HDMI. 3.2. EDID Process 3.2.1. EDID Download F/W includes default EDID for All input ports, aging on Mode If - EDID Ver.
  • Page 6 So checking color coordinate within 5-min at total assembly line, consider x,y coordinates might be up to 0.007 than x,y target of each color temperature. - 6 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 7 5.4. Screen adjust command (LENGTH = 84) Operating Condition Sync (H/V) Wattage or Video (MSPG6100) (SET) Sleep mode Off/Off White 1.2W blinking Off mode - 7 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 8 ■ 8-byte write L : 0x00,0x10,….0x70 5.6.5. EDID Read - DDC2B Command.(A0/A1) - 128 Byte transfer of EDID Buffer of MICOM - 8 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 9: Trouble Shooting Guide

    TROUBLE SHOOTING GUIDE 1. No Power - 9 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 10 2. No Screen on - 10 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 11 3. No Video – HDMI - 11 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 12 4. No Video – DP - 12 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 13 5. No Video – Thunderbolt(34UC97 only) - 13 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 14: Block Diagram

    BLOCK DIAGRAM - 14 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 15: Exploded View

    Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 15 - Copyright © LG Electronics. Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 16 2014.02.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. SIGNAL INPUT LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 17 2014.02.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. GPIO/SCALER POWER/LVDS LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 18 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR SLAVE SIGNAL INPUT THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. AVE SIGNAL INPUT Copyright 2015 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR SLAVE SCALER POWER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. / LVDS VE SCALER POWER / LVDS Copyright 2015 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 34UC97 2014.02.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 21 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR LED DRIVER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LED DRIVER Copyright 2015 LG Electronics Inc. All rights reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 22 2014.02.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR MAIN POWER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 23 34UC97 2014.02.17 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR AUDIO THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 24 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 25 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 26 FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 27 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. THNUNDER BOLT MAIN LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 28 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. THUNDER BOLT CONNECTOR LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 29 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THUNDER BOLT IC POWER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...
  • Page 30 ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR THUNDER BOLT POWER THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC. LGE Internal Use Only Copyright 2015 LG Electronics Inc. All rights reserved. Only for training and service purposes...

This manual is also suitable for:

34uc97c34uc97-sd34uc97c-bd