Acer X193W

36
2. No Picture
No picture
Measure U301 Pin2=3.3V, U304
Pin 2=1.8V
Replace U301,U304
Check if X201oscillate waveforms are
normal
Replace X201
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 U
2
0
3
NG
OK
NG
OK
OK
NG