Topview A2281Wd+ - Page 37

22” LCD Color Monitor Topview A2281Wd+
37
White Screen
White screen
Measure Q302 base
is low level?
X401 oscillate
waveform is normal
Check CN301 is solder
and U301 is OK
Check Correspondent
com
p
onent.
Replace Panel
Check Correspondent
component.
Replace U401
OK
OK
OK
Replace X401
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal