LG Flatron W2234S - Troubleshooting Guide; No Power or LED Off Issues

TROUBLESHOOTING GUIDE
1. No Power & Power LED Off
No Powe
r
Check power
BD 5V output
NG
N
G
Check 5V/16V
output if short
or not
NG
OK
Check primary
rectifier
voltage C804
NG
OK
Check I/F
BD
Check
D805/D804/C
820/C817
Check
D801/RT801
/F801
Check pin7
of IC802
OK
Check IC801
/IC803
N
G
Check
Q804/R815/R805/
T801/D803/IC802
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