Sony SA-VS110 / SA-VS310 Service Manual ▷ View online
SA-VS110/VS310
SA-VS110/VS310
5
5
SECTION 2
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• 2 : Nonfl ammable resistor.
• C : Panel designation.
• C : Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• B : B– Line.
• Voltages are dc with respect to ground under no-signal
• B : B– Line.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : Power on
• Voltages are taken with VOM (Input impedance 10 M
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Signal path.
F :
F :
AUDIO
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Indication of transistor.
• Indication of transistor.
B
These are omitted.
C E
Q
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specifi ed.
cal for safety.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spécifi é.
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spécifi é.
• Circuit Boards Location
MAIN PWB board
INPUT CONTROL PWB board
LED PWB board
SWITCH PWB board
– SA-WVS310 –
SA-VS110/VS310
SA-VS110/VS310
6
6
2-1. PRINTED WIRING BOARD - MAIN PWB Board -
•
: Uses unleaded solder.
• See page 5 for Circuit Boards Location.
E
E
E
E
E
E
E
E
E
E
E
C
MAIN
POWER TRANSFORMER
T801
(Page 8)
B
INPUT CONTROL
PWB BOARD
CN906
INPUT CONTROL
PWB BOARD
(Page 8)
A
INPUT CONTROL PWB BOARD
CNP103
(Page 8)
SP101
SPEAKER
B
C
E
B
C
E
D805
D804
D802
D803
R724
R723
R717
R718
R719
R510
R512
R507
D502
R515
R514
R509
R705
R706
C705
R704
R702
R725
R726
R703
R701
R708
R707
D703
D704
D705
D706
D701
D702
D505
D504
C513
C708
C707
C714
R500
C701
C601
C806
C805
C803
R722
C804
CNP906
T202
SUB TRANSFORMER
C602
F801
F802
CNP401
D801
C801
C802
C711
C712
Q709
Q708
Q711
C710
RY501
C702
C703
Q701
Q702
Q703
Q704
Q705
Q706
Q707
C704
C709
EP1
Q731
C508
R506
1
4
8
5
C506
C507
CNP501
1
2
C505
C509
C510
Q505
C713
C511
R519
JW700
JW703
JW706
JW708
JW709
JW710
JW712
JW713
JW714
JW715
JW716
JW717
JW718
JW721
JW722
JW723
JW725
JW726
JW727
D601
D604
D603
D602
JW728
JW729
JW730
JW731
JW737
JW724
JW704
JW711
JW702
JW738
JW739
JW741
JW746
C807
C808
JW736
R714
R713
R715
R710
R709
R712
R716
R711
R511
R513
R721
JW910
JW734
JW735
JW707
JW733
JW742
JW705
JW701
JW744
CN601
JW745
R720
13
(13)
1-872-462-
1
1
1
6
5
12
MAIN PWB BOARD
IC500
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
SA-VS110/VS310
SA-VS110/VS310
7
7
2-2. SCHEMATIC DIAGRAM - MAIN PWB Board -
• See page 10 for IC Block Diagram
2
3
4
5
6
7
8
9
10
12 11
2
3
2
3
4
5
6
R1
+B
+B
R2
-V
-V
JW910
T202
Q505
2SA1115TP-EF
DELAY
Q710
Q701 *1
Q701
Q702
Q703
Q705
Q704
Q711
RY501
12V
SPK RLY
C709
C710
Q706
Q731
Q707
Q708
Q709
C510 47 50V
C509 47 50V
C703
C702
R722
CNP401
C712
CNP906
C711
R513 22k
R709
C713
R706
R705
R707
R717
R701
1k
1k
R719
R514
R708
R703
R718
R512
C701
C707
220p
220p
C714
C706
C601
C708
R711
R716
R715
Q701-707
A - CLASS
POWER DRIVE
Q708-711
POWER AMP
OVER CURRENT
DETECT
R721
R720
R710
R13
R714
D703
D704
D701
D702
D705
D
70
6
C705
R510 150k
R712
C704
R723
R511
R704
C803
C804
CN601 12P
C511
C801
C802
R724
R726
R725
R702
D505
MA111-TX
MA111-TX
D504
MA111-TX
MA111-TX
SP101
D805
D804
D802
D803
C806
C805
D601
D603
D604
D602
C602
SUB TRNSFORMER
2SA1115TP-EF
2SA1038S-RSE-TP
2SA1038S-RSE-TP
2SA1038S-RSE-
TP
2SC1740S-QR
T
2SA1145
2SD2144S-TP-W
22
100V
47
50V
2SC1740S-QRT
2SC2705-O
2SC2705-O
MP1620
MN2488
220
10V
10
100V
0.22
6P
100p
VH
100p
22k
47p
180
330
330
560
2.2k
10k
10k
47k
47k
47k
220p
220p
10p
0.1
100p
10
10
47
100
100
150
180
180
MAIII-TX
MAIII-TX
MAIII-TX
MAIII-TX
MAIII-TX
MAIII-TX
D6SBA20
0.0022
47k
2200
16V
22
100V
47k
10
0.1
0.1
100V
0.1
100V
2.2k
2.2k
SPEAKER
1SR154-400TE-25
1SR154-400TE-25
1SR154-400TE-25
1SR154-400TE-25
0.1
0.1
1SR154-400TE-25
1SR154-400TE-25
1SR154-400TE-25
1SR154-400TE-25
AC SUPPLY
+B
OUTPUT
SGL
+IN
-IN
+B
-B
*
-B
OVER CURRENT
47
12k
F801 0.8A
250V
F802 0.8A
250V
4700
63V
63V
4700
63V
63V
1.2k
uPC1237C-A
IC500
R519
C807
1000
25V
25V
C808
1000
25V
25V
CNP501
2P
220
R507
1/2W
150k
R506
1/10W
10k
R500
10
C508
50V
C505
22
50V
50V
R515
10k
R509
22k
C507
0.022
C513
0.022
C506
100
16V
16V
D502
M
A111
-T
X
INPUT CONTROL
PWB BOARD
CNP103
(Page 9)
INPUT CONTROL
PWB BOARD
CN906
INPUT CONTROL
PWB BOARD
(Page 9)
MAIN POWER
TRANSFORMER
T801
(Page 9)
IC500
IC B/D
PROTECTOR
MAIN PWB BOARD
DC
DERECT
RESET
RELAY
DRIVER
AC
OFF
VCC
GND
AC
OFF
OVER
LOAD
LOAD
C
A
B
SA-VS110/VS310
SA-VS110/VS310
8
8
2-3. PRINTED WIRING BOARDS - INPUT CONTROL PWB, LED PWB, SWITCH PWB BOARD -
•
: Uses unleaded solder.
• See page 5 for Circuit Boards Location.
AC IN
R115
R113
R116
R118
R117
R401
R402
R404
R403
R405
R406
R407
R411
R413
R414
R420
R415
R135
R134
R136
R133
R125
R127
R128
R123
R124
R111
R112
R122
R409
R203
R130
R131
R204
R202
R213
R207
R211
R129
R430
R424
R431
R416
R423
C108
C107
C103
C115
C116
C403
C404
C202
C304
C305
C207
C406
R408
R410
D406
D401
D402
D403
D404
IC104
IC102
IC401
IC103
D901
IC402
IC201
IC202
D302
D301
R302
R301
R418
R422
C303
C306
R121
R137
C408
R119
D405
C104
C109
C106
C105
C401
C402
Q401
Q402
Q403
C405
C407
Q404
Q406
Q408
CNP905
CNP904
Q301
Q302
C307
CNP103
C301
C302
C308
C201
RV101
LEVEL
LEVEL
C114
Q430
C430
CNP402
C117
C206
FH901
RY901
F901
FH951
JW907
JW913
R421
Q405
JW911
JW912
JW100
JW101
JW102
JW104
JW105
JW108
JW111
JW113
JW114
JW117
JW119
JW121
JW122
JW123
JW125
JW126
JW127
JW128
JW129
JW130
JW131
JW134
JW135
JW136
C111
C110
C112
C113
JW107
JW116
JW118
JW120
R901
JW133
JW137
JW115
C412
JW103
JW109
JW106
JW112
CN906
JW132
JW110
RV102
CUT OFF
FREQ
S102
PHASE
S101
POWER SAVE
J101
LINE
LINE
REVERSE
T
NORMAL
OFF
T
AUTO
IN
D202
R419
CN401
S901
CNP902
CN901
1
1
2
1
2
3
5
1
4
5
8
1
4
5
8
1
4
5
8
1
4
5
8
1
4
5
8
1
4
5
8
1
4
5
8
E
E
E
E
E
E
E
E
E
E
1
1
11
3
12
1-872-463- (12)
12
1-872-464- (12)
12
1-872-465- (12)
1
1
1
2
2
4
INPUT CONTROL PWB BOARD
LED PWB BOARD
SWITCH PWD BOARD
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
POWER
POWER
C
MAIN
POWER TRANSFORMER
T801
1
1
1
1
2
3
4
5
6
3
4
5
6
2
2
2
3
MAIN PWB BOARD
CNP401
MAIN PWB BOARD
CN601
(Page 6)
MAIN PWB BOARD
CNP 906
(Page 6)
(Page 6)
B
A
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