19" LCD Color Monitor
8.2 Trouble Shooting
8.2.1 Main Board
No power
Press power key and look
if the picture is normal
Please reinsert and make sure
the AC of 100-240 is normal
Measure U602 PIN2=1.8V
U601 PIN2=3.3V
X301 oscillate waveforms
are normal
No power
OK
OK
NG
OK
NG
OK
Replace U401
Reinsert or check the
NG
Adapter/Inverter
section
Check CN601 or replace
U601, U602
Replace X301
28
Gateway FPD1965