LG 50UL3G Service Manual page 33

Standard Repair Process Detail Technical Manual
symptom
Monitor Signage
Content
<ALL MODELS>
Entry method
1. Press the ADJ button on the remote control for adjustment.
2. Enter into White Balance of item 14.
3. After recording the R, G, B (GAIN, Cut) value of Color Temp (Cool/Medium/Warm), re-
Error
A. Video error_No video/Normal audio
Check White Balance value
enter the value after replacing the MAIN BOARD.
Established
date
Revised
date
A3
Copyright ⓒ 2020 LG Electronics Inc. All rights reserved.
Only training and service purposes.
A3