LG 75UQ9000PSD Service Manual page 50

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Standard Repair Process Detail Technical Manual
symptom
Content
After turning on the power and disassembling the case, check with the naked eye,
whether you can see light from locations.
Error
error_No
A. Video
Check LCD back light with naked eye
Established
video/Normal audio
A1
date
Revised
date
Copyright © 2022 LG Electronics. Inc. All rights reserved.
Only for training and service purposes.
A1

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