Abnormal Display - AOC L32W931 Service Manual

4. Abnormal Display

NG
Check the source
Reset source
OK
NG
Check signal filter circuit Replace the filter or inductance
OK
Check input signal TV signal Check TV system setup
OK
NG
Replace TU100
Check TU100
AV, S-video, Comp，PC，HDMI signal
OK
NG
Replace U400
Check U400
OK
NG
Replace LVDS cable
Check LVDS cable
OK
NG
Replace panel
Check panel
23