HT-DDW5500, HT-DDW7500, HT-DDW7600, HT-DDW8500, HT-DDW8600, TA-KMSW500 - Sony Audio Service Manual (repair manual). Page 10

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TA-KMSW500
TA-KMSW500
10
10
3-3.  SCHEMATIC  DIAGRAM  – MAIN Board –
• See page 13 for IC Block Diagrams. 
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
MAIN BOARD
A
LED RIGHT
BOARD
CN101
(Page 12)
DC FAN
-64.7
64.7
64.7
1.1
-1
-63.5
0.12
0.12
0.1
0.12
-63.5
-1
1.1
13.6
9
-8
0
0
0
8
0
0
0
-8
0
0
0
8
0
0
0
0
0
0
2.8
3.5
64.7
64.5
0
2.3
0.8
0
64.7
0
0
-64.7
-1
0
64.7
0
0
-64.7
0
63.8
0
0
59.6
0
0.4
63.7
0
0
59.6
0
0.4
-0.6
-1
0.4
-0.6
-1
0.4
0.4
-1
1.1
-0.5
-1
0.45
0.45
-1
1.1
13.6
8.7
8
-15
-8
-8.7
0.8
1.4
0.8
1.3
0.55
0.6
50V
10
C201
50V
10
C751
J201
50V
0.022
C212
0.68
C213
4.7
50V
C507
8
7
6
5
4
3
2
1
uPC1237C-A
IC501
LOAD OVER 
DETECT
 DC 
RESET
OFF AC 
GND
RELA
Y
DRIVER 
OFF AC 
VCC
47
50V
C503
100
50V
C502
100V
2.2
C501
0.22
R713
RY401
I
O
G
KIA7809API-U/PF
+9 REV
IC650
50V
0.22
C205
50V
0.22
C206
50V
10
C200
0.22
R763
1
R350
1
R320
10V
220
C756
10V
220
C706
10
C350
CL652
CL653
CL654
CL655
CL656
CL657
CL650
CL651
TB401
L
1
-
2
+
3
-
4
+
22k
R680
50V
10
C701
100V
10
C320
50V
100p
C754
100p
C704
50V
220p
C300
50V
0.47
C651
100k
R508
68k
R504
2.2k
R703
2.2k
R753
1k
R751
1k
R701
1k
R301
1k
R351
1k
R300
1k
R200
50V
220p
C714
50V
220p
C764
8.2k
R213
100k
R211
100k
R210
47k
R203
47k
R206
47k
R304
33k
R503
68k
R704
68k
R754
68k
R702
68k
R752
6.8k
R765
6.8k
R715
4.7
R717
10k
R507
1k
R204
68k
R506
15k
R505
4.7
R767
J901
SYSTEM
CONTROL IN
1
2
3
4
5
CL902
FH903
FH901
FH902
1
R902
FH904
FH905
JS901
F901
FH906
CL901
S901
VOLTAGE
SELECTOR
4
2
3
7
6
5
1
2SC3052EF-T1-LEF
RELAY DRIVER
Q901
F902
F903
2.2k
R901
1
R401
100V
0.1
C821
16V
100
C601
1/10W
R502
10k
16V
100
C600
25V
0.1
C605
CL903
25V
C603
0.1
CL803
1
2
3
1
2
3
1
2
3
1
2
3
Q703
MN2488-OPY-MK
BOOSTER
BOOSTER
B
C
E
1000V
47p
C759
CL904
CL806
82k
R757
B
C
E
560
R758
2SA1163-G
POWER AMP
Q701
1000V
47p
C709
100V
0.1
C822
2.2k
R756
82k
R707
CL802
22k
R501
2SA1163-G
POWER AMP
Q751
CL804
CL801
CL805
2.2k
R706
560
R708
8.2k
R212
1
3
4
5
6
7
3.96
7P
CNP801
AC R2
R2 CT TAP GND
AC R2
AC R1
R1 CT TAP GND
AC R1
B
C
E
1000V
47p
C758
1000V
47p
C708
50V
0.022
C765
50V
0.022
C715
10
R711
10
R761
220p
C202
MA2J1110GLS0
D301
D301 - D302,
D351 - D352
D302
D352
D351
MA2J1110GLS0
D503
MA2J1110GLS0
D741
MA2J1110GLS0
D740
MA2J1110GLS0
D901
0.022
C504
0.022
C506
2SC3052EF-T1-LEF
CURRENT DETECT
CURRENT DETECT
Q754
2SC3052EF-T1-LEF
CURRENT DETECT
CURRENT DETECT
Q704
2SA1163-G
PROTECT SWITCH
Q501
~
D10XB60 F
D821
1
3
5
7
CNP903
7P
240V / 220V
120V / 127V
220V / OFF
10
JS703
50V
100p
C752
50V
100p
C702
100k
R528
Q705
MP1620-OPY-MK
B
C
E
MA2J1110GLS0
D401
MAZ8082GMLS0
D601
MAZ8082GMLS0
D600
2.2k
R600
2.2k
R601
22k
R640
35V
47
C757
35V
47
C707
20
JS903
1kV
3p
C755
1kV
3p
C705
1kV
100p
C753
1kV
100p
C703
100
R710
100
R709
100
R760
100
R759
0.1
C211
MA2J1110GLS0
D502
50V
220p
C210
MA2J1110GLS0
D501
C823
C824
2SD773-34
Q602
PROTECTOR SWITCH
KTA1273-Y-AT
Q601
PROTECTOR SWITCH
1
2
3
4
5
6
7
8
NJM4565M-D
IC203
8
7
6
5
4
3
2
1
NJM4565M-D
IC AMP
IC202
CL905
CL906
CL907
CL201
25V
0.1
C204
1
2
3
4
5
6
7
7P
CNP651
IN
GND
OUT
+9V
LED-L
LED-R
GND
1.7uH
L701
1.7uH
L751
100k
R681
100k
R641
16V
220
C650
50V
0.1
C802
50V
0.1
C801
1SR154-400TE-25
D802
D804
D801
D801 - D804
D803
25V
1000
C803
25V
220
C804
35V
47
C606
35V
47
C604
27k
R903
2SD2144S-V
POWER AMP
Q702
2SD2144S-V
POWER AMP
Q752
1
3
3P
CNP901
L
N
2SC3052EF-T1-LEF
RELAY DRIVER
Q902
10V
470
C829
1
4
CNP902
4P
LIVE
NEUTRAL
120k
R905
100k
R904
12k
R907
22k
R906
120k
R518
220
16V
C505
3.3k
R302
RY901
1A
RF801
1A
RF802
1
9
8
7
6
5
4
3
2
15
14
13
12
11
10
STK350-630-E
IC400
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
5.6k
R764
5.6k
R714
8.2k
R205
10k
R208
4.7k
R207
4.7k
R202
33k
R201
CL908
CL909
CL402
CL401
CL403
CL404
CL910
CL911
CL912
CL649
CL202
1
2
3
3P
CNP650
+9V
GND
+9V
-12V
+12V
+B
-B
SUBWOOFER
AUDIO IN
RC GND
SPK OUT
R1 GND
240V
220V
5
1
8
0V
120V
4
6
2
3
7
9
10
SPEAKERS
SUBWOOFER
T901
POWER TRANSFORMER
~
IC202
IC650
IC B/D
IC AMP
IC203
IC B/D
PRE DRIVER
IC400
Q753
MN2488-OPY-MK
BOOSTER
BOOSTER
Q755
MP1620-OPY-MK
PROTECTION
IC501
IC B/D
(AC IN)
L
R
R
E51, EA
CND, SAF, AUS
EXCEPT E51, EA
*1
*2
*3
*1 
T2.5AL/250V
*2 
T2.5AL/250V 
(E51, EA)
*3 
T4AL/250V 
(E51, EA)
C823, C824
  4700 71V 
(E51, EA, AR, TH)
  4700 80V 
(SAF)
*
*
2SC3052EF-T1-LEF
Q810
MA2J1110GLS0
D810
1.2k
R810
15k
R811
2SC3052EF-T1-LEF
Q811
MA2J1110GLS0
D811
1.2k
R812
15k
R813
Ver. 1.4
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