Sony KD-49X7 D Series Service Manual page 70

BM2+DPA
6-times blinking
Check Voltage of
BL_ERR_DET
on 21pin of CN401
on DPA
L
TV Business Division
Check
harness/connection
H
G board to DPA
Harness /
Connection OK
Harness /
Change
Symptom
Connection
harness
Improvement
broken
No
improvement
G board
 Change G board.
No
improvement
Change
Symptom
Panel
Improvement
No
Improvement
Change
Symptom
DPA
Improvement
No
Improvement
BM2 Board
70
Harness
Symptom
G board
Improvement
Panel
DPA Board
70