AOC 1619Swa - Page 35

15.6" LCD Color Monitor AOC 1619Swa
35
White screen
White screen
X401 oscillate
waveform is normal
Check Q405 is broken or
C421 solder?
Check Correspondent
component.
Replace PANEL
Check Correspondent
component.
Replace U401
OK
OK
OK
Replace X401
NG
NG
NG
NG
Check reset circuit of
U401 is normal
Measure Q404 base
is low level?
OK