40
5) 6 times blinking (Backlight Error)
No
Harness /
Connection
broken
6-times blinking
Check
**JL9008
BL_ERR_DET
on B*Board
Check
harness/connection
G*board to B*Board
or
LD board to B*Board
G*Board
or LD?
Voltage ≥ 1.9 V
Symptom
Improvement
Harness
Change
harness
Change
B* board
B* Board
Harness /
Connection OK
No
improvement
PSU OK
Voltage < 1.8 V
**BMX: JL9008 BL_ERR_DET
Panel
Change
Panel
Symptom
Improvement
Visual Check LS Bar
FFC Conductive Copper
Peel Off?
Refer to 1.5
Out1 & Out2 Check (LED_Output)
LD
G* Board
Yes
Suspect LS
Bar Broken
No
Improvement
Symptom
Improvement
KDL-65W850C, 855C, 857C, 75W850C, 855C
TROUBLE SHOOTING
Size B* Board G* Board
65”
BMX
GL1SB
75”
BMX
GL1C