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+ measuring method A2
3 Check White Balance value A3
4 Power Board voltage measuring method A4
6
A. Video error_ No video/Video lag/stop
TUNER input signal strength checking method A6
7 Version checking method A7
9
A. Video error_Color error
Connection diagram A8
11 Check Link Cable (LVDS) reconnection condition A10
12 Adjustment Test pattern - ADJ Key A12
13
A. Video error_Vertical/Horizontal bar,
residual image, light spot
Connection diagram A8
14 Check Link Cable (LVDS) reconnection condition
A10
A11
15 Adjustment Test pattern - ADJ Key A12
16
<Appendix>
Defected Type caused by Main/ Inverter/
Module
Exchange Main Board or LVDS/EPI Cable A-1/5
17 Exchange Main Board or LVDS/EPI Cable A-2/5
18 Exchange LED driver Board (PSU) A-3/5
19 Exchange Module itself (1) A-4/5
20 Exchange Module itself (2) A-5/5
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