Sony KD-84X9000 Service Manual page 84

4) 5 times blinking (P3L board Error and Panel ID I2C Error)
5 times blinking
Check PPL_12V
at pins 7/20 of CN1002
on ON3 board
OK
Check ON3 board's
fuse(F1001)
OK
Replace Harness
Between ON3 and P3L
NG
Replace Harness
Between CV3 and P3L
NG
XBR/KD-84X9000 Series(WW)
NG
G* board or
G* - ON3 harness
NG
F1001 on
ON3 board
Symptom
improvement
ON3 - P3L
harness
Symptom
improvement
CV3 - P3L
harness
Symptom
improvement
Replace LVDS Harness
Between P3L and BAPS
NG
Symptom
improvement
Change
P3L* board
NG
Symptom
improvement
Change
ON3 board
BAPS board
TROUBLE SHOOTING
P3L - BAPS
LVDS harness
P3L board
ON3 board
84