Sony KD-84X9000 Service Manual page 80

3-3. NO POWER
XBR/KD-84X9000 Series(WW)
No power
OK
Long AC off
(> 15 min.).
NG
Check STBY_+3.3V
NG
at 10 pin of CN6001
on the BAPS board
OK
BAPS board
Power protection or
CPU abnormal stop
Replace the harness NG
between G* board and
BAPS board
Symptom
improvement
Harness
TROUBLE SHOOTING
G* board
80