LG Flatron 795FT Plus (FB795E-UA) - Troubleshooting Guide

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TROUBLESHOOTING GUIDE
1. NO POWER
NO POWER
(POWER INDICATOR OFF)
TROUBLE IN
BRIDGE DIODE
(D901)
TROUBLE IN
FUSE (F901)
TROUBLE IN
IC901
CHECK
FUSE OK?
CHECK
D901
BRIDGE DIODE?
NO
YES
YES
NO
NO
CHECK
C907(+) VOLTAGE
155VDC at 110V input
310VDC at 220V input
TROUBLE IN
D912, D928
TROUBLE IN
IC902
YES
NO
CHECK
D912, D928 ?
YES