Sony SA-TSS1 Service Manual ▷ View online
SA-TSS1
SA-TSS1
9
9
SECTION 3
DIAGRAMS
For Schematic Diagrams.
Note:
• All capacitors are in
• 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.
• C : Panel designation.
• A : B+ Line.
• Voltages are dc with respect to ground under no-signal
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : POWER ON
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Signal path.
F :
F :
AUDIO
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.)
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.)
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Indication of transistor.
C
B
These are omitted.
E
Q
SA-TSS1
SA-TSS1
10
10
3-1. PRINTED WIRING BOARD
•
: Uses unleaded solder.
Note: IC303 and IC306 on the MAIN board cannot exchange with single.
When these parts are damaged, exchange the complete mounted board.
DDG
S
D
D
1
4
8
5
1
4
8
5
1
4
8
5
5
1
6
10
R210
R214
R215
R217
R220
R224
C205
C207
C209
C210
C212
C213
C214
C216 C217
C219
C220
C221 C228
C251
L101
L102
Q901
Q902
Q903
Q904
Q905
Q906
Q907
R101
R102
R103
R105
R108
R301
R303
R304
R110
R307
R114
R115
R117
R310
R311
R313
R314
R120
R316
R317
R318
R124
R319
R320
R322
R325
R902
R326
R903
R327
R904
R905
R909
R910
C105
C107
R913
R914
R915
C109
C304
C110
C306
C112
C307
C113
C308
C114
C309
C116
C117
C119
C311
C312
C313
C314
C120
C121
R351
C316
C318
C124
C319
C128
C131
C224 C231
C906 C907
C218
C303
C305
C118
C315
C317
C320
C908
C151
C351
C352
C353
C353
L201
L202
IC301
IC302
IC303
IC304
IC305
D902
IC306
D903
IC307
(RED)
(GRN)
D904
D904
IC901
1
2
J901
CN101
TB201
J301
R201
R202
R203
R205
R208
R218
C201
C203
CL101
CL102
JL201
JL202
CL301
CL302
C227
Q351
R104
R106
R107
R302
R305
R306
R308
R118
R324
R906
C101
C103
R916
R917
C301
C302
JL101
JL102
CL201
CL202
R353
C127
JL301
C901
C902
C904
JL901
JL902
C354
D901
R204
R206
R207
S301
1
4
4
8
5
5
J302
RV301
1-889-093-
12
(12)
E
E
E
E
K
K
A
A
1
14
3
2
2
1
28
15
E
E
4
3
1
2
1-889-093-
12
(12)
TV IN
DC IN 12V
–
+
A
K
E
MAIN BOARD
(COMPONENT SIDE)
MAIN BOARD
(CONDUCTOR SIDE)
AUDIO IN
/
/
ON
OFF
-2
-1
VOLUME
-2
-1
SP1
–
+
SPEAKER
Rch
A
B
C
D
E
F
1
2
3
4
5
6
7
8
WOOFER: UPPER
(L-CH)
SP2
WOOFER: LOWER
(L-CH)
SA-TSS1
SA-TSS1
11
11
3-2. SCHEMATIC DIAGRAM
• See page 12 for IC Block Diagrams.
Note: IC303 and IC306 on the MAIN board cannot exchange with single.
When these parts are damaged, exchange the complete mounted board.
5
1.9
1.9
1.9
1.9
1.9
1.9
12.2
5
0
0.2
0.4
5
5
0
12.2
12.2
12.2
12.2
12.2
5
5
5
4.6
3.9
0
5
0
0
3.9
0
3.9
0
3.9
7.8
6
3.9
0.8
8.9
12.2
12.2
6
2.9
0
2.9
6
11.1
12.1
6.8
6.8
2.9
2.9
12.2
12.3
5.9
12.2
5.9
12.2
12.4
5.9
5.9
12.2
12.2
12.4
0.3
0
4.5
4.5
0
4.5
4.5
4.3
8.9
3.6
3.6
3.6
3.6
3.6
3.6
8.9
0
8.9
8.8
J302
CL102
CL302
CL202
5.6k
R909
LSCR523UBFS8TL
Q903
LTC014EUBFS8TL
Q902
JL901
LTC014EUBFS8TL
Q901
J901
8
7
6
5
4
3
2
1
NJM12904V(TE2)
IC301
GND
V+
100p
C311
JL902
PST8460UL
IC901
1
GND
2
VDD
3
Cd
4
OUT
LTC014EUBFS8TL
Q904
JL301
SJPJ-L3VL
D901
8
7
6
5
4
3
2
1
NJM12904V(TE2)
IC302
GND
V+
1
C117
1
C217
DB2S31100K8
D903
8
7
6
5
4
3
2
1
NJU7181RB1(TE2)
IC304
IN
AMPOUT
TRG
GND
CAPD
RESD
OUT
VCC
50V
10
C315
10V
220
C317
C109
C209
CL101
CL201
CL301
R217
0
R117
0
1
C114
1
C214
DZ2J140M0L
D902
3.3k
R322
0
R104
0
R302
0
R204
0
R101
0
R301
0
R201
0
R108
0
R208
R317
1M
C113
10p
C213
10p
J301
50V
C303
10
50V
C305
10
I
O
COM
BA178M05FP-E2
IC305
1
2
3
IC307
NJM2762RB2 (TE2)
V+
1
OUT
A
2
INA
3
INT
4
VREF
5
SENCE
6
SW
7
INB
8
OUTB
9
GND
10
16V
C908
2200
LTA044EUBFS8TL
Q907
(GRN)
(RED)
SML72423C-TP15
D904
LSCR523UBFS8TL
Q906
0
R916
0
R917
S301
LTA044EUBFS8TL
Q351
C107
10p
C207
10p
10k
RV301
6
5
4
3
2
1
D
D
G
S
D
D
TPC6110(T5RSONY,
Q905
R913
0
1M
R103
1k
R102
1M
R203
1k
R202
C301
1000p
C201
1000p
C101
1000p
10k
R106
15k
R105
C103
1000p
C203
1000p
C302
1000p
15k
R205
10k
R206
100V
0.1
C105
1
C306
100V
0.1
C110
100V
0.1
C112
10k
R114
100k
R107
2.2k
R304
R316
22k
100k
R207
100V
0.1
C205
3.3k
R303
1
C304
R110
10k
R210
10k
3.3k
R306
100k
R115
100V
0.1
C210
R215
100k
100V
0.1
C212
R214
10k
4.7k
R305
1
C151
1
C251
1
C351
10
C352
4.7
C353
10
C354
R353
10k
10k
R351
220k
R320
2.2
C313
C312
100V
0.1
R318
1k
1
C314
100V
0.1
C316
10k
R319
10k
R915
1k
R914
220
R906
100k
R905
R902
47k
4.7k
R903
100V
0.1
C901
100V
0.1
C904
22
C902
100k
R904
10k
R910
100V
0.1
C906
100V
0.1
C907
1
C318
10V
220
C320
1
C319
680
R327
3.9k
R326
47k
R325
JL102
JL101
16V
470
C218
100k
R308
16V
470
C118
10
R313
1
C307
JL202
JL201
L102
22uH
1
C216
TPA3110D2PWPR
IC303
1 /SD
2 /FAULT
3 LIN+
4 LIN–
5 GAIN0
6 GAIN1
7 AVCC
8 AGND
9 GVDD
10 PLIMIT
11 RIN–
12 RIN+
15
PVCCR
16
PVCCR
17
BSPR
18
OUTR+
19
PGND
20
OUTR–
21
BSNR
22
BSNL
23
OUTL–
24
PGND
13 NC
14 PBTL
25
OUTL+
26
BSPL
27
PVCCL
28
PVCCL
L101
22uH
R324
100k
10k
R307
1
C308
L201
22uH
1
2
2P
CN101
L+
L–
10k
R314
1
C116
1
C309
R311
100k
C227
1000p
L202
22uH
R310
100k
0.22
C228
0.22
C221
0.22
C128
0.22
C121
100V
0.1
C219
1000p
C220
0
R218
1000p
C120
100V
0.1
C119
0
R118
1
C131
1
C224
1
C231
0
R220
0
R120
0
R124
0
R224
1
C124
C127
1000p
BD00GA3WEFJ-E2
IC306
1
VC
2
FB
3
GND
4
NC
5
EN
6
NC
7
NC
8
VCC
IC301
BUFFER
IC302
HIGH-PASS FILTER,
IC307
-1
+5V REGULATOR
IC305
AUDIO SIGNAL DETECT
IC304
LOW VOLTAGE DETECT
IC901
DC/DC CONVERTER
IC306
IC303
POWER AMP
MAIN BOARD
TV IN
AUDIO IN
DC IN 12V
–
+
SP1
Rch
SPEAKER
TB201
AUDIO LIMITER SWITCH
AUDIO LIMITER
BASS BOOST
-2
VOLUME
100V
0.1
0.1
100V
LED DRIVE
Q904, 905
B+ SWITCH
Q901 - 903
OVER VOLTAGE PROTECT
(OFF
ON)
/
LED DRIVE
/
15
6
12
J
17
3
G
K
13
4
F
5
2
7
C
H
I
11
14
16
E
9
B
8
A
10
D
1
-1
-2
WOOFER: UPPER
(L-CH)
SP2
WOOFER: LOWER
(L-CH)
SA-TSS1
SA-TSS1
12
12
• IC Block Diagrams
– MAIN Board –
IC303 TPA3110D2PWPR
IC303 TPA3110D2PWPR
IC304 NJU7181RB1 (TE2)
IC306 BD00GA3WEFJ-E2
LINP 3
SD 1
LINN 4
–
+
+
+
–
PLIMIT
PWM
LOGIC
UVLO/OVLO
THERMAL
DETECT
BLASES AND
REFERENCE
REFERENCE
STARTUP
PROTECTION
LOGIC
DC DETECT
SC DETECT
PGND
24
BSPL
OUTPL
26
PVCCL
27
PVCCL
28
25
GATE
DRIVE
AGND 8
GAIN
CONTROL
–
+
+
+
–
+
–
–
–
+
+
PVCCL
PVCCL
GVDD
BSNL
OUTNL
22
23
GATE
DRIVE
RAMP
GENERATOR
PLIMIT
REFERENCE
PVCCL
PVCCL
GVDD
RINN 11
RINP 12
NC 13
PBTL 14
–
+
+
+
–
PLIMIT
PWM
LOGIC
PLIMIT 10
AVCC
AVDD
GVDD
GVDD
7
GAIN1 6
GVDD 9
PGND
19
BSNR
OUTNR
21
20
GATE
DRIVE
GAIN
CONTROL
–
+
+
+
–
+
–
–
–
+
+
PVCCL
PVCCL
GVDD
BSPR
OUTPR
17
PVCCR
16
PVCCR
15
18
GATE
DRIVE
PVCCL
PVCCL
GVDD
TTL
BUFFER
TTL
BUFFER
GAIN
CONTROL
LDO
REGULATOR
GAIN0 5
FAULT 2
CAP_D
5
RES_D
6
V+
8
OUT
7
IN
1
AMP_OUT
2
TRIN
3
GND
4
LEVEL
DETECTOR
DELAY
LATCH
CLR
D
+
–
–
L
5
7
8
2
1
3
VOUT
FB
GND
4
N.C.
VCC
N.C.
6
N.C.
EN
+
SOFT
TSD
OCP
IC307 NJM2762RB2 (TE2)
IC901 PST8460UL
GND
10
SW
7
INB
8
OUTB
9
INA 3
OUTA 2
V+ 1
VREF 5
INT 4
ON/OFF
SENSE
6
SENSE
VREF
VREF
VREF
LIMITER
LEVEL
GND 1
VDD 2
+
–
–
VREF
OUT
4
CD
3
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