Contents of LCD TV 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 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 A5
7 LCD-TV Version checking method A6
9
A. Video error_Color
error
LCD TV connection diagram A7
10
Check Link Cable (LVDS) reconnection
condition
A8
A9
11 Adjustment Test pattern -
ADJ Key A10
12
A. Video error_Vertical/Horizontal bar,
residual image, light spot
LCD TV connection diagram A8
13
Check Link Cable (LVDS) reconnection
condition
A8
A9
14 Adjustment Test pattern -
ADJ Key A10
15
<Appendix>
Defected Type caused by T-Con/
Inverter/ Module
Exchange T-Con Board (1) A-1/5
16 Exchange T-Con Board (2) A-2/5
17 Exchange LED driver Board (PSU) A-3/5
55” : driver board
Other : PSU
18 Exchange Module itself (1) A-4/5
19 Exchange Module itself (2) A-5/5
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