AOC N32W551T Service Manual page 29

32'' LCD TV AOC N32W551T
5.4 Abnormal display
NG
Check the source
Reset source
OK
NG
Check signal filter circuit Replace the filter or inductance
RF signal Check TV system setup
OK
OK
NG
Replace Tuner
Check Tuner
OK
NG
Replace U3
Check U3
AV, SCART1/2_CVBS signal
S-video SCART2_Y/C signal
NG
PC signal Replace U11
Check U11
OK
NG
Replace U20
Check U21, U20
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