Acer AT2230 Service Manual page 28

Abnormal display
Reset source
Check the source
OK
NG
Check signal filter circuit Replace the filter or resistance
OK
OK
NG
RF signal
Check TV system setup
Check input
OK OK
NG
Check LVDS cable Check Tuner
Replace LVDS cable
OK
OK
NG
Check panel
Replace panel
Replace Tuner
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