Acer packardbell viseo 193ws Service Manual page 32
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- Service manual (56 pages) ,
- Service manual (26 pages) ,
- Service manual (21 pages)
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3.
Panel Power Circuit
Check Q301 ， Q302 is
broken or CN301 solder?
White screen
Measure Q302 base
is high level?
OK
NG
Check Correspondent
component.
OK
Replace PANEL
NG
X401 oscillate
waveform is normal
OK
Check reset circuit of
U401 is normal
OK
Replace U401
32
NG
Replace X401
NG
Check Correspondent
component.
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