HP LP2475w - Page 41

24" LCD Color Monitor HP LP2475w
41
White Screen
White screen
Measure Q403 base
is high level?
X401 oscillate
waveform is normal
Check Q403, Q405,U402 is
broken ?
Check Correspondent
component.
Replace PANEL
Check Correspondent
component.
Replace U401
OK
OK
OK
Replace X401
OK
NG
NG
NG
NG
Check reset circuit of
U401 is normal