Sony KV-SW252M50 Service Manual ▷ View online
– 40 –
KV-SW252M50/M80
RM-GA002
4-3-4. A Board — (Block 003)
Mount Mecha
X40360521
A503
IC503
Mount Mecha
X40360506
A511
Q511
Mount Mecha
406084011
A6070
D607
XX
Mount Mecha
407902811
A6079
Q607
Mount Mecha
407902811
A608
Q608
Mount Mecha
406084011
A635
D635
Mount Mecha
406084011
A637
D637
Mount Mecha
407215201
A604
IC604
IC_GND
002:8A
4
C
A
D
B
1
B
2
C
3
D
A
Mount Mecha
406290872
A505
Q505
Mount Mecha
406846881
A200
IC200
1M
R6019
1M
R6016
Mount Mecha
407841701
A638
D638
Mount Mecha
403343761
A6071
IC607
Mount Mecha
410268311
A002
CLP002
Mount Mecha
409311901
A001
IC001
A
(Block 003)
Heat Sink
B-BX1L(05)13033-ID.-A..(Block 003)-SW252M50
– 41 –
KV-SW252M50/M80
RM-GA002
4-3-5. J3 Boards Schematic Diagram
XX
R2417
5
JW2415
XX
R2412
XX
R2410
5
JW2419
XX
C2411
D2411
XX
D2412
5
JW2418
5
JW2411
5
JW2421
5
JW2400
XX
D2410
XX
B
C2414
5
JW2412
XX
D2415
XX
C2412
XX
R2421
XX
D2414
5
JW2410
5
JW2401
XX
C2400
L
R
VB
VR
VG
J2410
XX
R2414
1
2
3
4
5
6
7
8
WHT
8P
CN2410
DVD Y
GND
DVD BY
GND
DVD RY
GND
DVD L
DVD R
XX
R2415
XX
R2420
XX
B
C2413
XX
R2418
XX
R2419
XX
C2401
XX
C2410
5
JW2420
XX
R2411
XX
C3615
XX
R3620
XX
R3627
XX
C3614
XX
R3624
1
5
4
T3600
XX
R3626
XX
R3622
XX
R3621
VD3600
XX
R3623
XX
R3625
XX
D3402
D3400
XX
XX
D3403
J3400
XX
1
2
D3401
XX
1
2
3
CN3600
GND-CENTRE
CENTRE IN-L
CENTRE IN-R
4
C
A
D
B
1
B
2
C
3
D
A
JW3601
JW3400
XX
1
2
3
CN3400
XX
GND/3D - IN
GND
3D + IN
J3603
1
2
JW3401
XX
B-Y
TO A BOARD
R
CN907 CN010
Y
R-Y
L
CENTER IN
TO A BOARD
CN907
J3
DVD Terminal
TO H5 BOARD
CN3906
B-BX1L(05)13033-ID-J3-SW252M50
PROTECT
PROTECT
PROTECT
PROTECT
PROTECT
PROTECT
PROTECT
PROTECT
PROTECT
XX
XX
XX
XX
181789511
XX
XX
A
1
2
3
4
5
6
7
B
C
D
E
F
G
H
I
J
– 42 –
KV-SW252M50/M80
RM-GA002
4-3-6. F1 and H4 Boards Schematic Diagram
1
2
2P
CN4601
AC IN
AC IN
1
2
WHT
2P
CN4602
AC OUT
AC OUT
1
1P
CN4603
GND
1
4
T4602
JW4603
XX
JW4604
XX
JW4601
XX
JW4602
XX
JW4605
XX
*
JW4606
XX
JW4607
XX
JW4608
XX
FH001
FH002
*
R4602
0.22 10W
R4603
C4602
XX
1
2
2
3
3
4
T4601
820k
R4601
RN
C4601
PT
0.47
250V
4700p
B
C654
F4601
*
C4603
F1
(CISPR)
SPARK GAP
TO POWER CORD
TO A (Block 001)
CN100
TO H4 BOARD
CN1652
!
!
!
!
!
143521411
B-BX1L(05)13033-ID.-F1.-SW252M50
!
!
*
0.5W
LFT
VCC
GND
OUT
RPM7240-H5
IC1900
G
R
SPB-25MVWF
D1903
S1650
470p
B
C1901
1SS133T-77
D1902
1
2
2P
CN1651
AC OUT
AC OUT
1
2
2P
CN1652
AC IN
AC IN
470p
B
C1900
RD5.6ESB2
D1901
RD5.6ESB2
D1900
1
2
3
4
5
WHT
5P
CN1900
LED G
LED R
GND
SIRCS IN
3.3V SEN
VD601
XX
H4
(AC SWITCH)
TO H7 BOARD
CN3907
TO A(002) BOARD
TO F1 BOARD
CN4602
CN600
!
!
!
B-BX1L(05)13033-ID-H4.-SW252M50
3.3V
178664912
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
B
C
D
E
F
G
H
I
J
KV-SW252M50/M80
RM-GA002
KV-SW252M50/M80
RM-GA002
4-3-7. H7 Board Schematic Diagram
– 43 –
– 44 –
220
R3911
220
R3914
47
R3916
1k
R3907
1.5k
R3915
680
R3920
470
R3908
330
R3909
220
R3910
150
R3912
D3902
XX
XX
R3924
XX
R3904
XX
R3905
XX
C3914
10uH
L3902
10uH
L3901
J3904
1
2
3
4
5
6
CN3903
6P
PH L IN
SP L IN
SP GND
SP GND
SP R IN
PH R IN
1
2
3
4
5
6
7
CN3905
7P
STBY 3.3V
GND
LED G
LED R
SIRCS
GND
KEY
5.0MM
JW3904
5.0MM
JW3905
RD5.6ESB2
D3908
L
R
V
J3903
XX
R3925
5.0MM
JW3914
1
2
3
4
WHT
4P
CN3901
SP L OUT
SP GND
SP GND
SP R OUT
1
2
3
4
5
WHT
5P
CN3907
LED G
LED R
GND
SIRCS IN
3.3V SEN
1
2
3
4
5
RED
5P
CN3908
R IN
GND
L IN
GND
CV IN
R3926
XX
1SS133T-77
D3912
1SS133T-77
D3913
J3901
35V
47
C3910
35V
47
C3911
KRC110M
Q3901
KRC110M
Q3902
1
2
3
WHT
XX
CN3910
GND
GND
NC
1
2
3
XX
CN3906
RED
W GND
W GND
3D OUT
S3909
169243121 169243121 169243121
169243121 169243121
169243121 169243121
2
1
S3907
S3908
S3902
S3903
S3904
S3905
1
2
3
4
5
6
7
8
WHT
XX
CN3911
STBY 3.3V
GND
LED G
LED R
SIRCS
GND
KEY
9V
XX
C3916
XX
C3917
XX
C3920
XX
R3927
PT
0.01
C3900
XX
C3901
PT
0.01
C3902
XX
C3903
D3914
D3915
D3903
D3904
XX
D3905
XX
JW3910
XX
XX
L3903
XX
R3933
XX
R3934
XX
R3935
XX
R3936
XX
C3922
XX
C3923
D3916
Q3903
J3905
XX
R3931
XX
R3928
XX
R3929
XX
R3932
XX
R3937
XX
C3924
XX
C3921
XX
C3918
XX
R3946
XX
C3929
D3917
XX
R3938
J3906
XX
C3925
D3919
XX
R3944
XX
R3939
XX
C3927
XX
R3945
XX
C3928
XX
R3941
XX
R3943
R3940
XX
XX
C3926
D3918
XX
R3942
Q3904
4
3
2
1
IC3900
XX
R3930
1
2
3
4
5
WHT
XX
CN3909
MICIN 1
GND
MICSW
GND
MICIN 2
1
2
3
4
5
6
7
8
9
XX
CN3902
WHT
PH L IN
SP L IN
SP GND
SP GND
SP R IN
PH R IN
GND
3D IN
3D IN
Front Panel
H7
TO SPEAKER
TO B BOARD
CN207
TO A(Block 001) BOARD
CN202
TO 3D WOOFER
CN906
TO A (Block 001)
CN014
TO H4 BOARD
CN1900
MENU
VIDEO
VOL -
VOL +
CH -
CH +
SOUND
MODE
TO A (Block 001)
TO A (Block 001)
CN016
+
+ -
-
KARAOKE
XX
XX
XX
XX
XX
XX
XX
XX
XX
3.3V
3.3V
9V
JACK,3P
JACK
JACK
8
5
6
7
B-BX1L(05)13033-ID.-H7..-SW252M50
PROTECTOR
PROTECTOR
BUFFER
BUFFER
XX
PROTECT
PROTECT
PROTECT
ALC
ALC
ALC
ALC
ALC
ALC
100V
100V
177078622
XX
XX
XX
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