2) No Picture (LED is orange)

No picture

The button if under

NG

control

 

 

 

OK

Measure U701 Pin2=3.3V, C704(+)=1.8V

OK

X401 oscillate waveform is normal

X401 oscillate waveform is normal

OK

Check reset circuit of

U401 is normal

OK

Replace U401

NG

NG

Replace X401

NG

Check Correspondent

 

component

 

 

NG

OK

Check HS/VS from

CN101 is normal

NG

OK

Replace U401

Check U701, Q702 and Q703

Replace X401

Check Correspondent component

34

Page 34
Image 34
Acer G195HQ manual No Picture LED is orange