Powers on, blue screen only. no picture, no sound, no menu.
Does respond to remote and keypad or at least the front led flashes when key pressed.
Stays on for sometime before turning off in stby.
Disconnect t-con makes no difference.
Remove t-con left ribbon cable no change.
Remove right t-con ribbon cable no change.
Chassis : LD11U
Power bd : LGP424T-11SPL
Main : EAX63972702(0)
Panel : T420HW08 V.1
T-Con : 46T03-COK T460HW03
Whilst tv powered on
0v - 0v
12v - 1.1v
12v - 2.4v
12v - 3.27
0v - 0v
0v - 0v
3.5v - 3.5v
3.5v - 3.5v
0v - 0v
0v - 0v
24v - 24.4v
3.4v - 24.4v
When tv is stby all voltages drop to 0v except the 4 lines with 3.5v.
Mainboard or fw?
Does respond to remote and keypad or at least the front led flashes when key pressed.
Stays on for sometime before turning off in stby.
Disconnect t-con makes no difference.
Remove t-con left ribbon cable no change.
Remove right t-con ribbon cable no change.
Chassis : LD11U
Power bd : LGP424T-11SPL
Main : EAX63972702(0)
Panel : T420HW08 V.1
T-Con : 46T03-COK T460HW03
Whilst tv powered on
0v - 0v
12v - 1.1v
12v - 2.4v
12v - 3.27
0v - 0v
0v - 0v
3.5v - 3.5v
3.5v - 3.5v
0v - 0v
0v - 0v
24v - 24.4v
3.4v - 24.4v
When tv is stby all voltages drop to 0v except the 4 lines with 3.5v.
Mainboard or fw?
Comment