THOMSON 32LM051B6 - 8.3 No Display (Green LED)

32’’ LCD TV Color Monitor Thomson 32LM051B6
28
5.3 No display (LED indicator green)
Check the source
OK
Reset source
NG
Check LVDS cable
NG
Reset LVDS cable
OK
Check 24V power supply
NG
Return to “5.1”
OK
Check main board power supply
OK
Check U21
NG
Replace U21
OK
Check I
2
C communication
OK
Check panel
NG
Replace panel