Service manual

6.6 Black Screen and backlight turn on
Black Screen
Check VCC
5V
Power Fail
࣠अंऀईࢽ࣐ࣳ࣠࣠
࣐࣐࣋ࣳ
ࢽࣾऋँࢽ
ࣳ࣠࣠࣎
࣏࣎࣋ࣳ
ࢽ
Check
FB10
4
Check Reset
Waveform
Check C153
Check
C157,C158,X101
Check CCFL
Enable
Check
p
in102 of
Invert fail
U108fail
Check R103,R105,R106,
and Q103
NG
O
K
O
K
O
K
O
K
NG
O
K
O
K
NG
NG
NG
Check Crystal
Waveform
Check
FB10
2FB103
NG
ViewSonic Corporation
VX2433wm-1
VX2433wm-CN
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