![](data:image/png;base64,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)
35
2. No Picture
No picture
Measure U201 PIN2=3.3V
Replace U201
Check if X401oscillate 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
Re
lace U401,U501
NG
OK
NG
OK
OK
NG