LG OLED55B7P

Contents of Standard Repair Process Detail Technical Manual
No. Error symptom Content Page Remarks
1
A. Video error_ No video/Normal
audio
Check Vx1 lock A1
2 Check White Balance value A2
3
A. Video error_ video error /Video
lag/stop
TUNER input signal strength checking
method
A3
4 Version checking method A4
5 Tuner Checking Part A5
6
A. Video error _Vertical/Horizontal bar,
residual image, light spot
Connection diagram A6
7
A. Video error_ Color error
Check Link Cable (Vx1) reconnection
condition
A7
8 Adjustment Test pattern - ADJ Key A15
9
<Appendix>
Defected Type caused by T-Con/
Power / Module
Exchange Main Board (1) A-1/5
Exchange Main Board (2) A-2/5
Exchange Power Board (PSU) A-3/5
Exchange Module (1) A-4/5
Exchange Module (2) A-5/5