Sony KDL-22CX520 / KDL-32CX520 / KDL-32CX523 / KDL-40CX520 / KDL-40CX523 / KDL-46CX520 Service Manual ▷ View online
Troubleshooting
RM-GD020
RM-GD020, RM-CD013
KDL-32, 40, 46 CX523
KDL- 22, 32, 40, 46 CX520
3-2-3. 4-times blinking (Balancer Error)
3-2-4. 4-times blinking (Including SPI Error)
F
(2b 1)
4-times blinking
Check
4-times blinking
Symptom
improvement
Change
For (3a-1,3a-2,2b-2, 2b-3)
For (2b-1)
* Not applicable for these model
* Not applicable for these model
PANEL_FAIL at
JL6017
on the B* Board
B* Board
Below 0.84V
Check
PANEL_FAIL at
JL6017
on the B* Board
B* Board
Between
Below
0.84V
T-CON Board
T-con
Board
NG
Between 0.84V
Change G* Board
G* Board
Symptom
improvement
Between
0.84V to
2.65V
Symptom
improvement
Change
LED Driver
Board
LED Driver
Between 0.84V
to 2.65V
to 2.65V
Symptom
improvement
NG
Change LED Driver Board
LED Driver Board
Symptom
improvement
Change G* Board
G* Board
NG
Board
Ch k th h
Panel
Panel
Check the harness
between the T-con board and
the LED driver board,
between the G board and
the LED driver board
Harness
NG
the LED driver board.
-12 -
Troubleshooting
RM-GD020
RM-GD020, RM-CD013
KDL-32, 40, 46 CX523
KDL- 22, 32, 40, 46 CX520
3-2-5. 5-times blinking (T-con Error)
F
(3 1 3 2 2b 1 2b 2)
Symptom
For (3a-1, 3a-2, 2b-1, 2b-2)
* Not applicable for these model
5-time blinking
Check
PANEL_VCC at pin 1
G* B
d
NG
RGB sensor Change
RGB Sensor
（ｂ）
Only for (2b-1, 2b-2)
improvement
_
p
of CN6001 on
on the B* Board
G* Board
Replace the
Panel (T-con)
change
B* Board
OK
NG
Symptom
Replace the
Harness Between
G* and Panel
(a)
Harness
Panel (T-con)
(a) exclude 60Hz Panel Model
Symptom
improvement
improvement
Symptom
improvement
improvement
NG
Replace
the LVDS Harness
LVDS Harness
Panel (T con)
Symptom
improvement
improvement
NG
NG
-13 -
Troubleshooting
RM-GD020
RM-GD020, RM-CD013
KDL-32, 40, 46 CX523
KDL- 22, 32, 40, 46 CX520
3-2-6. 6-times blinking (Backlight Error)
3-2-7. 6-times blinking (Backlight Error)
F
(P 1 P 2)
6-time blinking
6-time blinking
For (P-1, P-2)
For (3a-1, 3a-2, 2b-1, 2b-2)
* Not applicable for these model
Check
BL_ERR at
pin 7 of CN6002
B* Board
under 2.65V
g
Check
the harness between
the T‐con board and the
Harness
Change
LED driver
LED
Driver
NG
Symptom
improvement
improvement
pin 7 of CN6002
on the B* Board
Over 2.65V
Symptom
the T con board and the
LED driver board
.
NG
board
Board
OK
Symptom
improvement
improvement
Change B*
B*
Board
Symptom
improvement
improvement
G* board
NG
improvement
Change G* Board
Change G* board
G* Board
Check FFC connection
NG
board
Board
Panel
Light Source
(Inside Panel Module)
NG
between the LED driver board
And the light source
(inside the panel module)
FFC
Connection
OK
Segment
Size
B* Board Type
G* Board Type
P-2
22
BAT-S
GD1
P-2
32
BAT-V G2A
P-2
40
BAT-V
G2B
P-2
46
BAT-V
G3
-14 -
Troubleshooting
KDL- 22, 32, 40, 46 CX520
RM-GD020
RM-GD020, RM-CD013
KDL-32, 40, 46 CX523
3-2-8. 7-times blinking (Temperature Error)
3-2-9. 8-times blinking (Software Error)
7-times blinking
Setting Circumstance
Set to another
No
8-times blinking
Yes
g
Is OK?
Temperature,
Ventilation, etc.
Set to another
location, etc.
No
If the Symptom
Improved by changing
the WIFI module
B* Board
NG
Panel
NG
Change B* Board,
and Aging a few hours
Symptom
WIFI Module
Symptom
improvement
improvement
B* Board
y p
improvement
Segment
Size
B* Board Type
G* Board Type
P-2
22
BAT-S
GD1
P-2
32
BAT-V
G2A
P 2
32
BAT V
G2A
P-2
40
BAT-V
G2B
P-2
46
BAT-V
G3
-15 -
Click on the first or last page to see other KDL-22CX520 / KDL-32CX520 / KDL-32CX523 / KDL-40CX520 / KDL-40CX523 / KDL-46CX520 service manuals if exist.