AOC FSC X17-9, Service Manual, Page: 33 / 53

17” LCD Color Monitor FSC X17-9
33
No picture (LED orange)
No picture
The button if under
control
X201 oscillate
waveform is normal
Replace U401
Replace X201
Measure U701 PIN2=3.3V
and U702 PIN2=1.8V
Check Correspondent
component
Replace U401
X201 oscillate
waveform is normal
Replace U701
，
U702
OK
OK
OK
OK
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
Check HS/VS from
CN101 is normal
Replace X201
Check Correspondent
component
NG
NG
OK