Acer X241W Service Manual page 54

2. Missing Color
Change
Cable
Change
R4,R8,R10,U
7
Change U7
or CN5 Cable
or Panel
Adjustment
R/G/B Color
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Missing Color
NO
Check VGA or
DVI Cable
R4,R8,R10
NO
NO
Check CN5
LVDS Signal
NO
Check OSD
R/G/B Gain
Yes
Check
Yes
Yes
Yes
Change
Panel