AOC L32W781A User Manual

32’’ LCD TV AOC L32W781A
27
5. Repair Flow Chart
1. No Power (No LED indicator)
2. Can not start (LED indicator yellow)
NG
Check power cord and board interface
Plug in power cord and interface
OK
Check F901, BD901, D902
NG
Replace F901 or BD901 or D902
OK
Check IC903, IC902
Check Q902 ,Q903
NG
Replace IC903 IC902
OK
Check IC901，Q901,
OK
Replace IC 901
，
Q901
Replace Q902,Q903
OK
NG
NG
Check T901,T902
NG
Replace T901,T902
Check D905
，
D906
，
D914
，
D918
IC904.IC907,IC908
Replace D905
，
D906,D914,D918 ,
IC904,IC907,IC908 IC904. IC907,
IC908
OK
NG
NG
Repair the key board
OK
Check 5V SB
NG
Return to “1”
OK
Check PWR ON signal
NG
Check Q706, Q703
NG
Replace Q706, Q703
OK
Check U203, U401
NG
Replace U401 or U203
OK
OK
Check main board power supply part
Check key board
Check I
2
C communication

AOC L32W781A Specifications

General

Brand	AOC
Model	L32W781A
Category	LCD TV
Language	English