AOC Flat Panel Monitor 197Va1 Bedienungsanleitung PDF herunterladen (Seite 31)

19" LCD Color Monitor AOC 197Va

31

No picture (LED orange)

No picture

OK

OK

NG

NG

Measure U702 PIN2=3.3V

Replace U702

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

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