Service manual

20" LCD Color Monitor Dixon N20W
33
(3) White screen
White screen
Check Q706, Q705,Q704 are
broken or CN101 solder?
Check Correspondent
com
p
onent.
Re
p
lace Panel
Check Correspondent
com
p
onent.
Replace U401
OK
OK
Replace X401
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal
OK
X401 oscillate
waveform is normal
Measure Q706 base
is high level?