AOC L16W831 Service Manual page 21

15.6"LCD TV
4. Abnormal display
Check the source
OK
Check signal filter circuit
OK
Check input signal
AV, S-video, Comp，PC，HDMI signal
OK
Check U400
OK
Check LVDS cable
OK
Check panel
NG
Reset source
NG
Replace the filter or inductance
TV signal
NG
Replace U400
NG
Replace LVDS cable
NG
Replace panel
Check TV system setup
OK
Check TU101
21
AOC L16W831
NG
Replace TU101