Contents of Standard Repair Process Detail Technical Manual
No. Error symptom Content Page Remarks
1
A. Video error_ No video/Normal audio
Check LCD back light with naked eye A1
2 LED driver B+ 24V measuring method
3 Check White Balance value A4
4 Power Board voltage measuring method A5
5
A. Video error_ No video/Video lag/stop
TUNER input signal strength checking method A6
6 TV Version checking method A7
7
A. Video error_Color error
Connection diagram A8
8 Tuner Checking Part A9
9
Check Link Cable (LVDS/EPI) reconnection
condition
10 Adjustment Test pattern - ADJ Key A12
11
A. Video error_Vertical/Horizontal bar,
residual image, light spot
Connection diagram A8
12
Check Link Cable (LVDS/EPI) reconnection
condition
13 Adjustment Test pattern - ADJ Key A12
14
<Appendix>
Defected Type caused by T-Con/ Inverter/
Module
Exchange T-Con Board (1) A-1/5
15 Exchange T-Con Board (2) A-2/5
16 Exchange LED driver Board (PSU) A-3/5
17 Exchange Module itself (1) A-4/5
18 Exchange Module itself (2) A-5/5