17" LCD Color Monitor HP W17q
30
No picture (LED is orange)
No picture
OK
OK
NG
X401 oscillate waveforms
are normal
Replace X401
Check if the sync signal from
computer is output and video cable
is connected normally
Input the sync signal of computer, or
change the cable
Replace U401
NG
OK
Measure U201 PIN 2=3.3V Q202 C = 3.3V
Replace U201/Q202
NG
Replace U501
OK
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