Casper 19CSPR Service Manual page 34

19" LCD Color Monitor
White screen
Check CN 403 is solder
and Q405 is OK
Check Correspondent
component.
White screen
Measure Q404 base
is low level?
OK
NG
OK
Replace PANEL
NG
X401 oscillate
waveform is normal
OK
Check reset circuit of
U401 is normal
OK
Replace U401
34
Casper 19CSPR
NG
Replace X401
NG
Check Correspondent
component.