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LG OLED65G2 A Series Service Manual
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LG OLED65G2 A Series Service Manual

LG OLED65G2 A Series Service Manual

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OLED TV
SERVICE MANUAL
CHASSIS : E*21G
MODEL : OLED65G2**A
CAUTION
BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL71888124 (2201-REV00)
Any reproduction, duplication, distribution (including by way of email, facsimile or other electronic means),
publication, modification, copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you
have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual.
The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service
Manual.
Copyright © 2022 LG Electronics Inc. All rights reserved. Only training and service purposes.

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Summary of Contents for LG OLED65G2 A Series

  • Page 1 Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual. The material covered by this prohibition includes, without limitation, any text, graphics or logos in this Service Manual.

  • Page 2: Table Of Contents

    SPECIFICATION ..................6 SOFTWARE UPDATE ................12 BLOCK DIAGRAM ................. 14 EXPLODED VIEW .................. 15 ASSEMBLY / DISASSEMBLY GUIDE ............ 16 TROUBLE SHOOTING GUIDE ..........APPENDIX - 2 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.

  • Page 3: Safety Precautions

    When the exposed metal has no return path to the chassis the reading must be infinite. An other abnormality exists that must be corrected before the receiver is returned to the customer. - 3 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.

  • Page 4: Servicing Precautions

    - 4 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 5 1. Clip each fuse or resistor lead at top of the circuit board hollow stake. 2. Securely crimp the leads of replacement component around notch at stake top. - 5 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.

  • Page 6: Specification

    - Digital TV : DTMB (China/Hongkong), DVB-C (China) - Analogue TV : PAL D/K,I, NTSC-M (China/ Hongkong) 4) Philliphine - Digital TV : ISDB-T - Analogue TV : NTSC-M - 6 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 7 * Hong Kong - 3780, 0.4/0.6, 4/16/64QAM, PN945, 720 ► DVB-C - Symbolrate : 4.0Msymbols/s to 7.2Msymbols/s - Modulation : 16QAM, 64-QAM, 128-QAM and 256-QAM - 7 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 8 000~999 *BS8K is only for 8K Models. CS Digital 000~999 (4K Models do not support BS8K Digital Channels.) BS4K/8K Digital 001~499 CS4K Digital 500~999 - 8 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 9 *Only 42/48C2 model & Japan all model USB Input (3EA) EMF, DivX HD, For SVC (download) JPEG, MP3, DivX HD Ethernet Connect (1EA) Ethernet Connect - 9 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 10 UHD DEEP COLOUR ON When HDMI 4096*2160 134.86 59.94 593.407 UDTV 2160P UHD DEEP COLOUR ON When HDMI 4096*2160 135.00 60.00 UDTV 2160P UHD DEEP COLOUR ON - 10 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 11 297.00 UDTV 2160P 3840*2160 56.25 25.00 297.00 UDTV 2160P 3840*2160 67.5 30.00 297.00 UDTV 2160P 4096*2160 53.95 23.97 296.703 UDTV 2160P 4096*2160 UDTV 2160P - 11 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.

  • Page 12: Software Update

    (6) After finishing the update, it will show a pop-up below the picture. (7) Click “Yes” : Tv will be turn off and on itself - 12 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 13 “The latest version of the SW is available for your TV. Do you want to update now” (3) [Yes] : update starts. [No] : Close the pop-up, check out later - 13 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.

  • Page 14: Block Diagram

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

  • Page 15: Exploded View

    It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. - 15 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.

  • Page 16: Assembly / Disassembly Guide

    3. Remove the stand by loosening the 4 screws for assembling the stand and pulling out the power cable through the hole in the center of the stand. - 16 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 17 5. Remove the 18 indicator screws. 6. Before opening the back cover, read the 5 positions of the holder for the back cover type. - 17 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 18 8. Using the first Plastic scraper, separate the left/right holder and lift it with both hands to prepare to separate the upper holder. Plastic scraper - 18 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 19 * This guide image is applied from 77G2, because the working method is the same as 77G2. * Back Cover Handling Guide * This guide image is applied from 77G2, because the working method is the same as 77G2. - 19 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 20 * This guide image is applied from 77G2, because the working method is the same as 77G2. * Back Cover Handling Guide - 20 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 21 Check that the back cover is not raised because the holder is not assembled. Click Click OLED65G2 Holder 5 Places Click Click 3. Tighten 18 screws. - 21 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 22 5. Pull out the power cable through the hole in the center of the stand, mount the stand, and then fasten the 4 screws for assembly. 6. Assemble the stand cable cover. - 22 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 23 * Complete (5), (6) * Stand assembly scene cable Power Cord cover open - 23 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.
  • Page 24 * Wall Mount scene cable Power cord - 24 - Copyright © LG Electronics Inc. All rights reserved. Only training and service purposes.

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