DOWNLOAD Sony KDL-32EX725 / KDL-40EX725 / KDL-46EX725 / KDL-55EX725 Service Manual ↓ Size: 12.27 MB | Pages: 104 in PDF or view online for FREE

Model
KDL-32EX725 KDL-40EX725 KDL-46EX725 KDL-55EX725
Pages
104
Size
12.27 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-32ex725-kdl-40ex725-kdl-46ex725-kdl-55ex725.pdf
Date
PREV: Sony KDL-55HX920 / KDL-65HX920 (serv.man2) Service Manual

Sony KDL-32EX725 / KDL-40EX725 / KDL-46EX725 / KDL-55EX725 Service Manual ▷ View online

KDL-32EX725/40EX725/46EX725/55EX725 27
SECTION 3 - CHASSIS OVERVIEW
NC
1
12V
NC
2
12V
NC
3
GND
D
N
G
4
C
N
SM04B-PASS-TBT(LF)(SN)
1
1
-
0
6
4
-
9
1
8
-
1
V
2
1
1
1
V
2
1
2
2
D
N
G
3
3
D
N
G
4
4
L
R
T
C
_
S
L
G
5
5
2
L
R
T
C
_
S
L
G
6
6
1
D
N
G
L
I
A
F
_
I
M
E
7
7
2
X
T
_
D
T
R
A
U
V
3
.
3
+
_
Y
B
T
S
0
1
0
1
C
N
8
8
3
X
R
_
D
T
R
A
U
V
5
.
2
1
+
O
I
D
U
A
9
2
1
B
T
-
S
H
G
-
B
8
0
M
S
T
S
J
4
T
E
S
E
R
V
5
.
2
1
+
O
I
D
U
A
8
4
1
11
1-819-468-11
5
V
3
.
3
+
_
Y
B
T
S
D
N
G
_
V
5
.
2
1
+
O
I
D
U
A
7
6
M
V
T
_
E
D
O
M
D
N
G
_
V
5
.
2
1
+
O
I
D
U
A
6
3
1
1
1
VLED_VCC
15
7
X
R
_
A
T
R
A
U
D
N
G
_
V
5
.
2
1
+
G
E
R
5
2
2
VLED_VCC
8
)
2
D
M
( 
C
N
D
N
G
_
V
5
.
2
1
+
G
E
R
4
7
1
NC
3
NC
16
9
X
R
_
C
T
R
A
U
V
5
.
2
1
+
G
E
R
3
NC
4
NC
0
1
X
T
_
C
T
R
A
U
V
5
.
2
1
+
G
E
R
2
8
1
7
5
VLED_GND
24
1
1
D
N
G
C
C
V
_
N
O
C
-
T
1
8
6
VLED_GND
2
1
X
T
_
A
T
R
A
U
1
0
0
6
N
C
9
7
VLED_GND
3
1
X
I
R
T
A
M
_
S
C
E
1
1
-
9
6
5
-
2
4
8
-
1
10
8
VLED_GND
HEADER ASSEMBLY FOR PWB 10P
4
1
V
3
.
3
+
_
Y
B
T
S
11
9
LD_ERR
5
1
M
E
P
_
E
D
O
M
NC 10
NC
6
1
X
R
_
G
O
L
_
M
E
P
13 11
GL_CTRL
7
1
X
T
_
G
O
L
_
M
E
P
T
E
D
_
F
F
O
_
C
A
9
7
14 12
LED_ON
1
8
1
D
N
G
N
O
R
E
W
O
P
8
CN1002
4
0
0
9
N
C
R
R
E
_
L
B
7
6
0-844-177-01
NC
6
NC
1-774-667-51
JST
NC
5
NC
TL-EX1  Connector,FFC/FPC 18P
SM12B-PBVSS-TB(LF)(SN)
1
1
V
2
1
NC
4
NC
N
O
_
N
O
C
T
3
8
2
2
V
2
1
r
e
tt
i
m
E
 
D
3
3
3
D
N
G
V
-
a
3
3
2
PFC_PWR
Except  EX720  Model
GND
4
4
9
1
GND
2
0
0
6
N
C
5
5
L
R
T
C
_
S
L
G
1
1
-
9
5
5
-
2
4
8
-
1
6
6
2
L
R
T
C
_
S
L
G
EMI_FAIL
7
7
8
8
C
N
1-821-135-11
CN6704 (37" G10A)
To B board (100106)
T-CON_Vcc12V
28
NC
GND
27 NC
T-CON_VCC12V
26
NC
GND
25 NC
T-CON_VCC_12V To B
24
1
GND
23 NC
BDR_ASU_12V
22
NC
GND
21 NC
BDR_ASU_12V
20
NC
GND
19 NC
REG12V
18
2
GND
17
4
REG12V
16
3
GND
15
5
AU_12V
14
8
AU_GND
13
6
AU_12V
12
9
AU_GND
11
7
STBY3.3V
10
10
GND
9
1
T-CON_ON
8
3
AC_OFF_DET
7
9
BL_ERR
6
7
NC
5
NC
NC
4
NC
PFC_ON
3
2
NC
2
NC
POWER_ON
1
8
VLED_VCC
1
1
VLED_VCC
2
2
VLED_VCC
3
NC
VLED_VCC
4
NC
NC
5
NC
6
NC
VLED_GND
VLED_GND
7
5
VLED_GND
8
6
VLED_GND
9
7
VLED_GND
10
8
LD_ERR
11
9
NC
12
NC
GL_CTRL
13
11
LED_ON
14
12
CN6801 (40" G4B)
CN6705 (32" G10A)
1-822-339-11
JST  XA 14P
AC_IN
AC-N
1
1
AC-L
2
2
CN6001
SFP79-02WLB JAM
1-822-908-11
CN6151 (40" G4B) 
      
 SJM20-28WLB
B board
T- con
Option
BLK board
BAT- V board
T- con Board(PEL3)
HEM2 Board
T- con
B board
TL- EX1JIG board
AC  pigtail
BLK Board
BLK Board
BLK board
AC  pigtail
FIGURE 3-10.  CONNECTOR DIAGRAM FOR KDL-40EX725 (2 OF 2)
KDL-32EX725/40EX725/46EX725/55EX725 29
SECTION 3 - CHASSIS OVERVIEW
1
D
N
G
2
X
T
_
D
T
R
A
U
3
X
R
_
D
T
R
A
U
4
T
E
S
E
R
5
V
3
.
3
+
_
Y
B
T
S
6
M
V
T
_
E
D
O
M
7
X
R
_
A
T
R
A
U
8
)
2
D
M
( 
C
N
UARTC_RX
9
1
1
VLED_VCC
10
10
STBY_+3.3V
UARTC_TX
10
2
2
VLED_VCC
12
9
AUDIO+12.5V
1
1
D
N
G
NC
3
NC
14
8
AUDIO+12.5V
UARTA_TX
12
NC
4
NC
11
7
AUDIO+12.5V_GND
ECS_MATRIX
13
7
5
VLED_GND
13
6
AUDIO+12.5V_GND
STBY_+3.3V
14
8
6
VLED_GND
15
5
REG+12.5V_GND
MODE_PEM
15
9
7
VLED_GND
17
4
REG+12.5V_GND
PEM_LOG_RX
16
10
8
VLED_GND
16
3
REG+12.5V
PEM_LOG_TX
17
11
9
LD_ERR
18
2
REG+12.5V
8
1
D
N
G
NC
10
NC
NC
1
T-CON_VCC
CN9004
13
11
GL_CTRL
CN6001
1-774-667-51
14
12
LED_ON
1-842-569-11
TL-EX1  Connector,FFC/FPC 18P
CN1002
HEADER ASSEMBLY FOR PWB 10P
0-844-177-01
JST
SM12B-PBVSS-TB(LF)(SN)
7
9
AC_OFF_DET
1
8
POWERON
6
7
BL_ERR
NC
6
NC
NC
5
NC
NC
4
NC
1
1
V
2
1
8
3
TCON_ON
2
2
V
2
1
r
e
tt
i
m
E
 
D
3
3
2
PFC_PWR
3
3
D
N
G
V
-
a
3
9
1
GND
Except  EX720  Model
4
4
D
N
G
CN6002
GLS_CTRL
5
5
1-842-559-11
GLS_CTRL2
6
6
EMI_FAIL
7
7
8
8
C
N
1-821-135-11
CN6101
SJM20-28WLB
To B board (100106)
T-CON_Vcc12V
28
1
GND
27
3
T-CON_VCC12V
26
2
GND
25
4
T-CON_VCC_12V To B
24
NC
GND
23
NC
BDR_ASU_12V
22
NC
GND
21
NC
BDR_ASU_12V
20
NC
GND
19
NC
REG12V
18
2
GND
17
4
REG12V
16
3
GND
15
5
AU_12V
14
8
AU_GND
13
6
AU_12V
12
9
AU_GND
11
7
STBY3.3V
10
10
GND
9
1
T-CON_ON
8
3
AC_OFF_DET
7
9
BL_ERR
6
7
NC
5
NC
NC
4
NC
PFC_ON
3
2
NC
2
NC
POWER_ON
1
8
REG_12V
1
1
1
1
REG_12V
VLED_VCC
1
1
2
2
D
N
G
2
2
GND
VLED_VCC
2
2
3
3
C
N
3
3
NC
NC
3
NC
BL_ERR
4
4
4
4
BL_ERR
NC
4
NC
5
5
C
N
5
5
NC
NC
5
NC
6
6
C
N
6
6
NC
NC
6
NC
T
E
D
_
F
F
O
_
C
A
7
7
7
7
T
E
D
_
F
F
O
_
C
A
VLED_GND
7
5
CN6102
1-821-888-11
1-821-888-11
VLED_GND
8
6
JST  L  7p
JST  L  7p 
CN6701
VLED_GND
9
7
VLED_GND
10
8
PRI_VCC
1
1
1
1
PRI_VCC
LD_ERR
11
9
PRI_GND
2
2
2
2
PRI_GND
NC
12
NC
CN6502
1-817-207-11
1-817-207-11  
CN6601
GL_CTRL
13
11
JST
JST
LED_ON
14
12
PFC_GND
1
1
1
1
PFC_GND
PFC_OUT
2
2
2
2
PFC_OUT
1-822-339-11
SFP79-02WLB JAM
JST  XA  14P
 CN6700
SFP79-02WLB JAM
1-822-908-11  
CN6600
CN6501
1-822-908-11
AC_IN
AC-N
1
1
AC-L
2
2
CN6001
SFP79-02WLB JAM
1-822-908-11
B board
T- con
Option
HEM2 Board
T- con
B board
TL- EX1JIG board
BLK board
AC  pigtail
B board
T- con
Option
BLK board
AC  pigtail
BLK Board
BLK Board
28
1
12V
26
2
12V
27
3
GND
D
N
G
4
5
2
SM04B-PASS-TBT(LF)(SN)
1
1
-
0
6
4
-
9
1
8
-
1
1-819-468-11
V
2
1
1
1
V
2
1
2
2
D
N
G
3
3
D
N
G
4
4
L
R
T
C
_
S
L
G
5
5
2
L
R
T
C
_
S
L
G
6
6
L
I
A
F
_
I
M
E
7
7
C
N
8
8
B
T
-
S
H
G
-
B
8
0
M
S
 
T
S
J
T- con Board(PEL3)
BAT- V board
FIGURE 3-12.  CONNECTOR DIAGRAM FOR KDL-55EX725 ONLY (2 OF 2)
KDL-32EX725/40EX725/46EX725/55EX725 30
OVERVIEW
This chapter provides information regarding the Self Diagnosis 
feature in our TVs.
UPDATING THE SOFTWARE
As mentioned in 
“Section 2 - Software Requirements” on page 
13
  there are several issues that may be resolved by updating 
the software to the latest version.  For a list of possible correctable 
issues see 
“Checking the Software Version” on page 15
.
SECTION 4 - TROUBLESHOOTING
Self Diagnosis
Supported model
Page of 104
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