Sony SA-WST9 User Manual

HT-ST9
HT-ST9
7171
5-16. SCHEMATIC DIAGRAM - POWER Board -
20.7
21.2
21.2
0
20.6
0
170.5
0.7
0.7
26.6
25.6
25.6 2.4
5.8
0
0.5
0
3P
CN901
1LIVE
3NEUTRAL
JL973
JL974
JL902
JL903
JL975
JL976
JL904
JL936
JL977
JL901
JL937
EL816S1(B)(TA)(DTE-S)
PH930
1W
R914
0.33
IC930
D/ST
1
S/OCP
2
VCC
3
GND
4
FB/OLP
5
BD
6
NF
7
MM1431FNRE
IC931
K
1
VREF
2
A
3
TH901
10P
CN904
1 VACS_REQ
3 PVDD_28V
4 PVDD_28V
5 PVDD_28V
6P_GND
7P_GND
8P_GND
9 UN12V
10 GND
250V
C902
0.0022
250V
C989
0.001
250V
C990
0.001
250V
C903
0.0022
E
ET931
250V
5A
F901
VDR901
310V
C905
0.22
310V
C988
0.1
C907
0.33
~
+
–
~
D3SB60F3
D901
200V
C914
390
450V
C915
100
R997
0
R956

0.1
C930
SARS10
D938RR264M-400
D937
400V
0.0033
C939
RR264M-400
D936
4.7
R990
4.7
R989
0
R991
DZ2J10000L
D930
UDZSUSTE-1730B
D931
KDZTR18B
D972
2.2k
R935
25V
330
C941
4.7k
R937
2SC5053T100Q
Q930
DZ2J24000L
D939
CRH02(T5R,SONY,XM)
D942
4.7
R947
27k
R938
DA2J10100L
D934
DA2J10100L
D975
47k
R936
10
C933
LTC044EUBFS8TL
Q931
0.0047
C932
2.2
C934
100
R945
UDZSUSTE-1730B
D941
1k
R987
C940
470p
RB068L100TE25
D967
250V
2.5A
F931
25V
2200
C970
25V
C994
1000
1k
R965
35V
2200
C967
35V
47
C976
UDZSUSTE-1730B
D973
35V
47
C977
0.1
C968
0.01
C971
2.2k
R976
47k
R977
220k
R971
R952
47k
R951
22k
R953
100
4.7k
R978
35V
47
C980
0.47
C951
DA2J10100L
D951
DZ2J24000L
D952
R955
100
100p
C952
2SCR502UBTL
Q951
E
ET932
0.1
C936
DZ2J15000L
D932
C935
2200p
C938
820p
10
C937
LQA20T200C
D965
C992
0.01
4.7uH
L967
10uH
L966
0.5W
R901
1.5M
LF901
POWER BOARD
(CHASSIS)
ISOLATOR
SHUNT REGULATOR
IC931
(CHASSIS)
(1/2)
CN7001
BOARD
AMP
>01S
10 11 12 13
G
H
F
1
C
D
6
E
2
B
3
A
45 789
2NC
2NC
VOLTAGE DETECT
6
POWER
TRANSFORMER
11
12
78
2
1
4
9
5
T901
14
13
3
10
1.5kV 1.5kV
250V
(US, CND, TW)
IC930
POWER CONTROL
STR-Y6735 (US, CND, TW)
STR-Y6766B (Except US, CND, TW)
47k 3W (US, CND, TW)
R944
100k 3W (Except US, CND, TW)
LND001
SPARK-GAP
PATTERN
(HEATSINK)
(US, CND, TW)
150p (US, CND, TW)
C931
180p (Except US, CND, TW)
PROTECT DETECT
(US, CND, TW)
1k (US, CND, TW)
R992
10k (Except US, CND, TW)
DZ2J220M0L (US, CND, TW)
DZ2J24000L (Except US, CND, TW)
D974
REGULATOR
310V
LINE FILTER
(US, CND, TW)(Except US, CND, TW)
(US, CND, TW)
(LA)
(AEP, RU, UK, AUS, CH, SP)
AC1
(AC IN)
2
1
4
3
0.11 2W (US, CND, TW)
R956
0.18 2W (Except US, CND, TW)
450V
C993
180
Except US,
CND, TW
• See page 72 for IC Block Diagrams.
(Page 64)
Ver. 1.1
Note: When C902, C903, C905, C907, C914, C939, C967, C970,
C988 to C990, C994, D901, R944, TH901 and VDR901 on the
POWER board are replaced, refer to “BOND FIXATION OF
ELECTRIC PARTS” on page 9.

Sony SA-WST9 Specifications

General

Brand	Sony
Model	SA-WST9
Category	Speaker System
Language	English