AOC Adelpia TGL2010A Service Manual page 35

20" LCD Color Monitor
Abnormal picture
Abnormal picture
The power button if
under control
OK
Measure Q706 base is high
level?
White Screen
Check Correspondent
component.
NG
NG
White screen
Measure Q706 base
is high level?
OK
Check Q706, Q705 are
broken or CN101 solder?
NG
OK
Replace PANEL
X401 oscillate
waveform is normal
OK
Check reset circuit of
U401 is normal
OK
Replace U401
NG
X401 oscillate
waveform is normal
OK
Check reset circuit of
U401 is normal
OK
Replace U401
35
Adelpia TGL2010A
NG
Replace X401
NG
Check Correspondent
component
NG
Replace X401
NG
Check Correspondent
component.