Fujitsu FSC P20W-3 Service Manual page 38

20" LCD Color Monitor
White screen
Check Q704, U702 is broken
or CN401 solder?
Check Correspondent
component.
White Screen
Measure Q704 base
is low level?
OK
NG
OK
Replace Panel
NG X401,X402 oscillate
waveform is normal
OK
Check U402
OK
Check reset circuit of
U401 is normal
NG
OK
Replace U401
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FSC P20W-3
NG
Replace X401,X402
NG
Replace U402
Check Correspondent
component.