Power Board - HP L1910I Service Manual

19" LCD Color Monitor

9.2.2 Power Board

1. No Power
No power
Check AC line volt 110V or 220V
OK
Check the voltage of C907(+)
OK
Check start voltage for the pin8of IC901
OK
Check the auxiliary voltage is between 10V-16V
Check IC901,T901, D905,D906,D907
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NG
NG
NG
31
Check AC line
Check F901, bridge rectified circuit
Check R910,IC901
HP L1910i