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LG OLED77C9PTA Service Manual

LG OLED77C9PTA
92 pages
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Page #27 background image
Normal
Voltage?
Check various voltatges
of Power Board(Main)
(20V, 12V…)
No Video /
No audio
Check and replace
Main B/D
Y
Replace Power B/D
or repair parts
N
End
Standard Repair Process
No video / No audio
☞
A10/A11
Established
date
Revised date
2/17
Error
symptom
2
A. Video error
Copyright © 2019 LG Electronics. Inc. All rights reserved.
Only for training and service purposes

Table of Contents

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LG OLED77C9PTA Specifications

General IconGeneral
BrandLG
ModelOLED77C9PTA
CategoryOLED TV
LanguageEnglish

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