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Standard Repair Process Detail Technical Manual
Error symptom
Content
Check items afer Main B/D (Model Number D/L, White Balance)
1. Press the Service remote control In-Start Key.
2. Press the Service remote control ADJ Key.
E. Etc
How to use the Service remote control
A14
A18
Established
date
Revised
date
No.7 Select Model Number D/L
- Key in the model name and serial number
after checking the ID label on the back cover.
No.13 Select White Balance
- Record the R, G, B (GAIN, Cut) value of the
color temperature before main board
replacement.
After replacing the main board, key in the
recorded value.
Copyright © 2022 LG Electronics. Inc. All rights reserved.
Only for training and service purposes.
A18
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