Sony KV-XF25M50 Service Manual ▷ View online
○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○○
– 90 –
– 89 –
KV-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
KV-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
PRINTED WIRING BOARDS
VM
1
[VELOCITY MODULATION]
[FUNCTION KEY]
H
3
VM
1
BOARD
✽
MARK LIST
KV-XF25M97
KV-XF25M67
KV-XF25M63
KV-XF25M50
C5900
560PF
560PF
#
#
C5919
0.1UF
0.1UF
#
#
JW5900 JW(5.0)
JW(5.0)
#
#
L5902
#
#
10UH
10UH
Q5908
#
#
2SC2785-HFE
2SC2785-HFE
Q5909
#
#
2SC275-HFE
2SC275-HFE
R5901
47
47
220
220
R5927
820 1/2W :RN
820 1/2W :RN
#
#
R5930
#
#
470
470
R5931
#
#
470
470
R5932
#
#
470
470
R5933
#
#
470
470
R5934
#
#
12K
12K
R5935
#
#
10K
10K
Note) The parts indicated as “#” in this circuit diagram are not listed here, as they are not used for these
models.
models.
– VM
1
Board –
– H
3
Board –
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
B
C
D
E
F
G
H
I
J
K
L
M
N
O
– 92 –
– 93 –
– 91 –
– 94 –
(4) Schematic Diagrams of B
2
, H
3
, J
2
and VM
1
Boards
– B
2
Board –
PRINTED WIRING BOARDS
– J
2
Board – (KV-XF25M63/XF25M97/XF25M97)
B
2
[COMB FILTER]
J
2
[3D TERMINAL]
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
1
2
3
C5903
C5907
C5908
C5910
C5912
C5913
C5914
C5916
C5917
CN5901
D5901
D5903
D5905
Q5902
R5902
R5904
R5908
R5910
R5913
R5915
R5919
R5921
R5923
R5924
R5929
C5901
C5904
C5915
R5928
L5901
R5909
R5916
Q5906
CN5904
C5911
JW5901
CN2801
C5918
R5911
R5903
R5920
R5925
R5914
R5912
R5917
R5907
C5905
Q5904
D5907
D5906
R5922
C5909
R5918
Q5901
Q5903
Q5905
C5900
C5919
C5906
R5906
R5905
C5902
C5920
C5921
JW5900
L5902
Q5908
Q5909
R5901
R5927
R5930
R5931
R5932
R5933
R5934
R5935
Q5907
D5904
D5902
10k
0.0047
500V
E
33
160V
0.047
200V
:PT
0.001
:PT
0.1
200V
:PT
0.001
:PT
100
16V
16V
0.047
:PT
470
10V
10V
7P
BLK
:S-MICRO
1SS119
TEMP-CORR
1SS119
1SS119
2SA1837
VM.DRIVE.1
560
:FPRD
330
1.5
:FPRD
68
1k
:FPRD
180
3W
:RS
1.5
:FPRD
JW(5)
10
2W
2W
:RS
220
#
#
#
#
1.5k
#
2SC4793
VM.DRIVE.2
8P
:BTOB
2.2
160V
10MM
#
120
500V
68k
:FPRD
39
1/2W
:FPRD
68k
39
:FPRD
68
47k
820
1.0k
470
10V
10V
2SA1175
BUFFER
120
120
560
100
16V
16V
10k
2SC2458-YGR
AMP
2SC2458-YGR
2SC2458-YGR
0.047
:PT
1k
1k
330
16V
16V
2SC2785TP
MTZJ-T-77-39
DC.BIAS
MTZJ-T-77-39
DC.BIAS
*
*
*
*
*
*
*
BUFFER
*
*
*
*
*
*
*
*
*
Q.P.-
Q.P.+
E
VM
QP
QP
VM
+B
9V
E
VM
M
U
T
E
GND
GND
VM
TO A BOARD
CN306
N
C
QP-
QP-
QP+
QP+
E
E
VM
VM
QP-
NC
QP+
VELOCITY MODULATION
(
)
OR P1 BOARD
OR CN 4303
B-SSSBG3S...VM1-25.
8.8
5.0
5.5
9V
0
0
.4
0
8.8
0.1
0.2
0
8.8
0.3
0.2
134.7
134.7
5.0
8.6
4.9
4.5
4.5
2.7
0.3
59.7
59.3
9V
9V
9V
TO D1 BOARD
CN 282
V
L
R
1
1
2
3
1
2
3
4
5
1
2
3
4
5
6
1
2
3
4
1
2
3
4
G
R
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
3
1
2
1
2
3
4
1
2
3
4
CN3901
CN3905
S3601
R3916
C3911
C3912
C3910
R3915
R3914
R3913
R3911
R3901
S3907
S3908
S3902
S3903
S3904
S3905
S3906
L3901
L3902
C3913
J3903
Q3901
Q3902
D3907
D3901
D3905
D3908
D3906
D
3
9
0
0
R3921
R3920
CN3902
D
3
9
0
2
C3914
JW3900
CN3904
C3902
C3900
J3901
J3902
C3901
C3903
JW3602
J
W
3
6
0
1
F3601
C3601
R3924
R3919
R3905
R3904
R3922
R3900
R3907
R3908
R3909
R3910
R3912
CN3603
CN3602
CN3601
C3904
R3923
R3918
R3917
R3902
C3905
C3906
C3907
L
3
9
0
3
CN3903
CN3906
IC3901
4P
BLK
:S-MICRO
9P
WHT
:S-MICRO
AC-PUSH-SW
47
47
16V
470p
47
16V
10k
330
10k
330
330
:EL0606
:EL0606
1
3P
DTC144ESA
DTC144ESA
RD9.1ES-T1B
RD9.1ES-T1B
SPB-26MVWF
R
D
9
.1
E
S
-T
1
B
RD9.1ES-T1B
PROTECT
RD9.1ES-T1B
PROTECT
100
100
6P
WHT
:S-MICRO
R
D
9
.1
E
S
-T
1
B
22
#
9P
RED
:S-MICRO
0.01
:PP
0.01
:PP
JACK
TERMINAL,S
#
#
15MM
1
5
M
M
#
#
75
220
10k
10k
2.2k
330
5.6k
470
1k
1.8k
3.3k
TAB
5P
4P
47
25V
220
:FPRD
220
:FPRD
75
:FPRD
75
:FPRD
*
*
*
*
*
*
*
A
C
O
U
T
N
C
N
C
N
C
A
C
O
U
T
A
C
IN
N
C
N
C
A
C
IN
S
P
R
O
U
T
S
P
G
N
D
S
P
G
N
D
S
P
L
O
U
T
S
P
G
N
D
S
P
G
N
D
W
IN
W
IN
G
N
D
G
N
D
G
N
D
S
T
B
Y
+
5
V
G
N
D
7
V
L
E
D
2
L
E
D
1
G
N
D
K
E
Y
2
K
E
Y
1
S
IR
C
S
E
S
P
R
IN
S
P
L
IN
R
IN
L
IN
W
G
N
D
W
G
N
D
W
G
N
D
W
G
N
D
3
D
O
U
T
P
H
L
IN
P
H
R
IN
C
IN
S
IN
C
V
IN
Y
IN
S
Y
C
TO A BOARD
TO A BOARD
TO F BOARD
CN4602
CN601
CN904
TO B3 BOARD
CN904
CN3451
TO B3 BOARD
CN6202
CN6204
SP (L)
SP (R)
(FUNCTION KEY)
TO J2 BOARD
TO B3 BOARD
+5V
+5V
+5V
+5V
+5V
A
U
D
IO
(L
)
Y
A
U
D
IO
(R
)
A
U
D
IO
(R
)
A
U
D
IO
(L
)
S
S
C
Y
B-SSSBG3S-...-H3.25
4.9
0
4.9
0
0
1.0
1.4
0.1
0
A
U
D
IO
(L
)
A
U
D
IO
(R
)
A
U
D
IO
(R
)
A
U
D
IO
(L
)
1
2
3
4
5
6
7
8
9
10
11
1
2
4
5
6
7
3
CN2302
YCM2301
11P
:BTOB
COMB FILTER
Y OUT
NC
GND
C OUT
NC
VIDEO IN
VCC
NC
NC
NC
NC
G
N
D
V
ID
E
O
V
C
C
C
G
N
D
Y
V
C
C
TO A BOARD
CN304
(COMB FILTER)
B-SSSBG3S-...-B2.25
1
2
3
CN3451
J3451
D3453
D3454
D3452
D3451
3P
YEL
:S-MICRO
2P
RD30ES-T1B2
PROTECT
RD30ES-T1B2
PROTECT
JW(5)
JW(5)
GND
3D SP + (RED)
3D SP - (BLK)
3D+IN
GND/3D-
TO H3 BOARD
CN 3906
B-SSSBG3S...J2.25
(3D TERMINAL)
H
3
BOARD
✽
MARK LIST
KV-XF25M97
KV-XF25M67
KV-XF25M63
KV-XF25M50
C3907
0.68UF :PT
0.68UF :PT
#
#
CN3903 40
40
#
#
CN3906 3P
3P
#
#
IC3901
SBX1981-51(21)
SBX1981-51(21)
SBX3081-51(30)
SBX3081-51(30)
JW3918 JW(12.5)
JW(12.5)
#
#
L3903
68UH
68UH
#
#
Note) The parts indicated as “#” in this circuit diagram are not listed here, as they are not used for these
models.
models.
(KV-XF25M63/XF25M67/XF25M97)
KV-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
KV-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
KV-XF25M50/XF25M63/XF25M67/XF25M97
RM-954
RM-953
3D–STEREO
BYPASS
TRU
Rch out
Lch out
Rch in
Lch in
TRU
3D–STEREO
TRU
SPACE VR
CENTER VR
MIX
EXT
FIL 2
FIL 2
EXT
FIL 1
FIL 1
R
R
BYPASS
TRU
– 100 –
– 101 –
– 99 –
PRINTED WIRING BOARDS
C
[RGB OUT]
– B
3
Board –
B
3
[AUDIO PROSESSOR, SUB TUNER, AV SWITCH]
– C Board –
B
3
Board IC3201 NJM2187L
Schematic diagram
C
board
/
Click on the first or last page to see other KV-XF25M50 service manuals if exist.