Read Sony KDL-60W840B / KDL-60W850B / KDL-60W855B / KDL-60W857B / KDL-60W858B / KDL-70W830B / KDL-70W840B / KDL-70W850B / KDL-70W855B / KDL-70W856B / KDL-70W857B Service Manual online
RB2G
CHASSIS
W830B/ W840B/ W850B/ W855B
W856B/ W857B
Troubleshooting
3 2 4 LED BLINKING 6x (Backlight Error)
3-2-4. LED BLINKING 6x (Backlight Error)
6-times blinking
6 times blinking
Check JL9106* at
Parts
Board PWB (BAXL- B side)
Check JL9106 at
(BACKLIGHT_MON)
of CN9101
on the B* Board
B* Board
Parts
Board PWB (BAXL B side)
(JL9106)
Change
G* board
1.3 -1.8 V
Symptom
improvement
Have G board?
G* Board
Yes
AY
U
2
JL9106
No
Ch
Symptom
improvement
Change
LD Board
LD Board
Size
B* Board
G* Board
19
60”
BAXL
G2SB
70”
BAXL
G2SB
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