AOC LM725 Service Manual page 33

White screen
White screen
Measure Q204 base
is low level?
OK
Check Q204 is broken or
CN503 solder?
NG
OK
Replace PANEL
NG
Check Correspondent
component.
33
X601 oscillate
waveform is normal
NG
OK
Check reset circuit of
U601 is normal
NG
Check Correspondent
component.
OK
Replace U601
AOC LM725
Replace X601