Haier LT22M1CWA Service Manual page 29

22"LCD TV
Abnormal display
Check the source
OK
Check signal filter circuit
OK
Check input
OK
Check LVDS cable
OK
Check panel
NG
Reset source
NG
Replace the filter or resistance
NG
RF signal
NG
Replace LVDS cable
NG
Replace panel
29
Haier LT22M1CWA&LT22M1CW
OK
Check TV system setup
OK
Check Tuner
OK
Replace Tuner