Service manual

Failure Analysis Repair Testing
Gray Scale
Display
A
bnormal
R.G.B
Display
Abnormal
No signal
Display White
Out
Brightness
Even
Abnormal
Next Ste
p
TEST
NG
Completed
B
Booting Delay
C
Beat Display
No Backlight
Check PCB
A
AD/B Change
Inverter/B Change
Power/B Change
Check Panel
Check PCB
A
Panel Change
Power/B Change
Inverter/B Change
CNT/B Change
AD/B Change
Check PCB
A
VGA cable
DVI cable
Check Wire
Check Panel
Panel Change
OSD/B Change
Check PCB
A
Adapter Change
Check Adapter
※ “ Panel Change” Should be Performed to Level 3 Repair
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