AOC 913Fw Service Manual page 29

19" LCD Color Monitor
No picture (LED orange)
No picture
The button if under
control
OK
Measure U701 PIN2=1.8V,
U702 PIN2=3.3V
OK
X401 oscillate
waveform is normal
Check HS/VS from
CN405 is normal
Replace U408
NG
NG
OK
NG
OK
X401 oscillate
waveform is normal
OK
Check reset circuit of
U408 is normal
OK
Replace U408
NG
Replace U701, U702
Replace X401
Check Correspondent
component
29
AOC 913Fw
NG
Replace X401
Check Correspondent
NG
component