Symptom
TV does not switch "on", front LED blinks error "3".
Cure
INFO:
If TV is switched "on", there is no backlight and no sound.
CURE:
Check the following items:
- On the PSU, check the voltages on connector 1M95 and 1M99. See figure 1.
- Check for a short-circuit of diodes i.e. D6105 (order code 482213031607 DIO RGP10D-E3/54).
- Check resistors 3135 and 3136 for open circuit.
- Check for bad solder joints on transformer 5104: resolder if necessary (see figure 2).
