AOC N20W451T Service Manual page 24

20" LCD TV
6.3 No Display (LED indicator green)
NG
Check the source
OK
NG
Check LVDS cable
OK
NG
Check 24V power supply
OK
Check main board power supply
OK
NG
Check U401
Replace U401
OK
2
Check I C communication
OK
NG
Check panel
24
Reset source
Reset LVDS cable
Return to "6.1"
Replace panel
AOC N20W451T