Sony KDL-46W950A / KDL-46W954A / KDL-46W955A / KDL-46W957A / KDL-55W950A / KDL-55W954A / KDL-55W955A / KDL-55W957A Service Manual ▷ View online
RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
Troubleshooting Reference
BK* board Side A (Not applicable for this model)
BK board Side A (Not applicable for this model)
LED Blinking 5x (T-Con Error)
(HG and TE Model)
PANEL_VCC
57
RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
Troubleshooting Reference
BM board Side A
BM board Side A
LED Blinking 5x (T-Con Error)
(HG and TE Model)
PANEL_VCC
58
RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
3-2-7. LED Blinking 7x (Temperature Error)
3-2-6. LED Blinking 6x (Backlight Error)
6 ti
bli ki
7-time blinking
6-time blinking
Check BL_ERR
Low
For Ayu2(IC9000)
Setting circumstance
is OK?
Temperature, Ventilation, etc.
Set to another
location, etc.
NG
(JL9112) at
Pin 18 of CN9101
on the B* Board
B* Board
Low
High
For Ayu2(IC9000)
replacement check
related section
replacement check
related section
Yes
Panel
NG
Change B* Board,
and Aging a few hours
G* board /
Adapter (BK* only)
Symptom
improvement
improvement
Change G* Board
Symptom
improvement
NG
Panel
B* Board
Size
B*
Board
Type
G*
Board
Type
46”
BM
G3A
59
46
BM
G3A
55”
BM
G3B
RB1G
CHASSIS
W950A/ W954A/ W955A/ W957A
Troubleshooting
3-2-8 LED BLINKING 8x (Software Error)
8-time blinking
g
No
B* Board NG
CH or AEP destination?
o
YES
Using CAM Module?
YES
No
B* Board NG
YES
Check clock signal @ pin
AM30 of IC9000 (AYU2)
NG
CI CAM module
B* Board NG
B* Board NG
OK
Size
B* Board Type
G* Board
Type
OTHERS JP
40”
BA2-S BA2-W
G1A
60
B* Board NG
46”
BA2-S BA2-W
G1A
55”
BA2-S
BA2-W
G1B
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