Read Sony SA-WCT150 / SA-WCT350 Service Manual online
SERVICE MANUAL
SUPPLEMENT-1
SA-WCT150/WCT350
9-889-812-81
US Model
Canadian Model
Singapore Model
SA-WCT150/WCT350
AEP Model
UK Model
Taiwan Model
Thai Model
SA-WCT350
E Model
SA-WCT150
Ver. 1.3 2010.12
In this set, POWER board has been changed in the midway of production.
Discrimination, printed wiring board, schematic diagram and electrical
parts list of changed POWER board are described in this supplement-1.
Refer to original service manual for other information.
Discrimination, printed wiring board, schematic diagram and electrical
parts list of changed POWER board are described in this supplement-1.
Refer to original service manual for other information.
Subject: Change of POWER board (Suf
fi x-32/-33)
File this supplement with the service manual.
1. NEW/FORMER DISCRIMINATION
Distinguish by the part number of the silk print.
– POWER Board (Component Side) –
Former : 1-872-105-31
New
New
: 1-872-105-32 or 1-872-105-33
SA-WCT150/WCT350
2
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
speci
fi ed.
•
2 : Nonfl ammable resistor.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(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
(detuned) conditions.
no mark : POWER ON
• Voltages are taken with VOM (Input impedance 10 M
• Voltages are taken with VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
• Abbreviation
CND : Canadian model
E41
CND : Canadian model
E41
: Chiliean and Peruvian models
EA : Saudi Arabia model
RU
RU
: Russian model
SP
: Singapore model
TH
: Thai model
TW
: Taiwan model
For Printed Wiring Boards.
Note:
•
•
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.
C
B
These are omitted.
E
Q
C E
B
These are omitted.
Note:
The components identi-
The components identi-
fi ed by mark 0 or dotted
line with mark
line with mark
0 are criti-
cal for safety.
Replace only with part
number speci
Replace only with part
number speci
fi ed.
Note:
Les composants identi
Les composants identi
fi és
par une marque
0 sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spéci
Ne les remplacer que par
une pièce portant le nu-
méro spéci
fi é.
• Abbreviation
CND : Canadian model
E41
CND : Canadian model
E41
: Chiliean and Peruvian models
EA
: Saudi Arabia model
RU
: Russian model
SP
: Singapore model
TH
: Thai model
TW
: Taiwan model
2. DIAGRAMS
SA-WCT150/WCT350
SA-WCT150/WCT350
3
3
B
E
B
E
1
5
1
5
1
5
JC901
D945
D948
D949
IC941
IC942
IC943
TP901
TP902
TP903
TP904
TP907
TP908
TP909
TP910
TP911
TP912
TP913
TP914
TP915 TP916
TP917
TP918
TP919
TP920
TP921
Q943
Q947
L941
L942
L943
L945
R905
L951
R906
R907
R909
R910
R911
R919
CL001
CL002
R922
CL003
R923
R925
R926
R931
R932
R933
R934
R935
R936
R937
R938
R939
R940
R941
R942
C907
R943
C909
R945
R946
R948
R949
C911
R951
R952
R953
R954 R955
R956
C923
R960
R962
C929
R965
R966
R967
R968
R969
C935
R971
R972
C936
C937
R977
R978
C951
C952
C954
C955
C958
C960
D906
D907
C967
D908
D909
C969
C970
D910
D911
C971
C974
D914
D915
D923
D924
D925
D926
D932
1
8
1
12
1
5
2
4
1
4
C E
C E
C E
3
1
E
B
B
E
B
IC921
D941
D942
D943
IC931
HS931
IC951
JW980
JW983
JW981
JW984
JW985
JW986
JW987
JW988
F901
Q901
Q921
PC901
PC902
PC903
EB901
EB902
EB903
EB904
EB905
EB906
L931
VDR901
R901
R903
R904
R912
R914
FR901
CN901
CN904
CN906
R927
R929
FH901
C901
FH902
C902
C903
TH901
C905
C906
C980
C980
C906 C980
C908
C910
C913
JV920
JV921
JV922
JV923
JV924
C918
JV925
LF901
JV926
LF902
JV927
JV928
JV929
C920
C922
JV930
JV931
C925
JV932
JV933
JV934
JV935
JV936
JV937
JV938
JV939
C930
C932
C933
JV940
C934
C938
C939
C940
C941
C942
C943
C944
C945
C947
C948
C949
C953
JW905
D901
C963
JW910
C964
JW911
D905
JW912
JW913
JW914
JW915
JW916
JW917
JW918
JW919
D913
JW928
IC901
HS901
D921
D922
T901
T902
D931
(CHASSIS)
(AC IN)
(CHASSIS)
(CHASSIS)
MAIN POWER
TRANSFORMER
A
JW982
K
A
K
A K
SUB POWER
TRANSFORMER
(CHASSIS)
(CHASSIS)
(CHASSIS)
B
MAIN BOARD
CN1016
H
MAIN BOARD
CN562
1-872-105-
32, 33
(32, 33)
POWER BOARD
1
3
1
8
16
9
1
6
14
8
1
3
LINE FILTER
LINE FILTER
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
WCT150: US, CND/
WCT350: US, CND, TW
WCT150: E41, EA, SP/
WCT350: AEP, RU, UK, SP, TH
WCT150: E41, EA, SP/
WCT350: AEP, RU, UK, SP, TH
WCT150: E41, EA, SP/
WCT350: AEP, RU, UK, SP, TH
(WCT150: US, CND/WCT350: US, CND, TW)
(WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
(WCT150: US, CND/WCT350: US, CND, TW)
C928
WCT150: US, CND/
WCT350: US, CND, TW
Refer to page
31 on original
service manual
Refer to page
31 on original
service manual
2-1. PRINTED WIRING BOARD - POWER Board -
•
: Uses unleaded solder.
SA-WCT150/WCT350
SA-WCT150/WCT350
4
4
2-2. SCHEMATIC DIAGRAM - POWER Board -
CN1016
(1/5)
MAIN
BOARD
B
MAIN
CN562
BOARD
(5/5)
H
3.4
21.4
150
0.4
21.4
21.4
20.7
22.3
22.3
23
150
22.3
2.4
150.5
3.3
4
3.3
3.2
3.3
13.5
12
12
7.2
2.5
28.3
27.2
4
2.9
2.4
4
3
0
3.1
3.1
1.1
25.1
2.4
3.3
6
5
5
2.5
2.4
250V
0.22
C902
TH901
~
~
D5SBA60F01
D901
250V
0.01
C920
250V
0.01
C918
250V
100p
C930
250V
100p
C913
R903
R904
SARS03
D913
1
2
3
4
5
STR-F6138-LF1352
IC901
OCP/SYNC
GND
D
VCC
FB/OLP
4700p
C911
220p
C909
220
R911
10
R905
D1NL20U-TR2
D905
18k
R919
MA2J1110GLS0
D906
MA2J1110GLS0
D907
MA2J1110GLS0
D908
3.3k
R906
MA2J1110GLS0
D914
10k
R907
R977
4.7K
MA2J1110GLS0
D909
C907
2.2k
R910
100k
R909
PS2561AL1-1-V-W
PC901
PS2561AL1-1-V-W
PC903
35V
1800
C932
35V
1800
C933
35V
2200
C934
0.1
C939
33k
R932
470k
R936
4.7k
R933
0.047
C937
3
1
2
TA76431AS(TPE6)
IC931
3.3k
R939
1k
R934
1k
R935
10k
R937
10k
R940
1k
R938
RT1N441C-TP-1
Q943
RT1N441C-TP-1
Q947
1k
R949
1
2
10
11
7
9
12
13
14
5
4
8
15
16
3
T902
1
3
4
5
6
8
STR-V153
IC921
DRAIN
S/OCP
VCC
GND
FB/OLP
START_UP
R929
1/2W
1/2W
2.2
2KV
47p
C925
0.1
C929
4.7
R922
D1NL20U-TR2
D922
50V
47
C922
4.7k
R923
10
R925
MA2J1110GLS0
D910
1k
R969
4700p
C923
0.22
C974
680k
R926
PS2561AL1-1-V-W
PC902
RK34-LF013-211
D943
RK36LF-B3
D942
EK19LF-F7
D941
10V
3300
C940
16V
2200
C944
0.1
C967
25V
1000
C941
4.7uH
L941
4.7uH
L951
L942
4.7uH
4.7uH
L945
10V
470
C948
10k
R948
25V
470
C942
16V
100
C943
0.1
C951
330
R951
2.2k
R952
22k
R954
0.047
C952
3
1
2
TA76L431S(TPE6,Q)
IC951
3.9k
R953
470
R955
1k
R956
TP901
TP902
TP902
TP903
TP904
TP911
TP907
TP908
TP910
TP914
TP918
TP912
TP913
1k
R967
1k
R966
2kV
C953
0.001
STO2D-140
D921
0
R971
1k
R968
TP909
TP915
TP916
TP915
TP916
TP917
250V
0.22
C901
T6.3AH 250V (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
8A 125V (WCT150: US, CND/WCT350: US, CND, TW)
470p 250V (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
0.0022 250V (WCT150: US, CND/WCT350: US, CND, TW)
C963, 964
F901
1
3
3
3P
CN901
LIVE
NUTRAL
1000 250V(WCT150: US, CND/WCT350: US, CND, TW)
330 400V(WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
C903
0.01 400V (WCT150: US, CND/WCT350: US, CND, TW)
0.0033 400V (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
C905
100k 3W (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
33k 3W (WCT150: US, CND/WCT350: US, CND, TW)
R903, 904
CL002
CL003
JW928
1000p
1.5kV
C906
C905
1
4
3
2
LF901
10mH
1
4
3
2
LF902
10mH
1
3
10
11
2
9
12
13
14
5
8
4
6
T901
1
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
11
12
11
12
CN906
12P
P_CONT1
P_CONT2
P_CONT3
E+4V
+3.3V
+6V
DGND
+5V
M8V
MGND
12V
AGND
P_CONT2
P_CONT3
E+4V
+3.3V
+6V
DGND
+5V
M8V
MGND
12V
AGND
JW905
JW916
JW981
JW915
JW914
JW914
JW917
JW918
JW919
JW912
JW913
JW911
JW910
JW987
FR901 0.1 1W
(WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
(WCT150: US, CND/WCT350: US, CND, TW)
TP919
4.7uH
L943
UDZSUSTE-1710B
D926
MAZ8100GMLS0
D923
MAZ8051G0LS0
D925
MAZ8240G0LS0
D924
MAZ8100GMLS0
D915
MAZ8056GMLS0
D932
UDZW-TE17-20B
D945
JW983
JW984
JW985
JW980
JW988
JW986
0.01
C936
0.01
C971
0.01
C955
0.01
C969
0.01
C958
0.01
C960
22k
R946
10k
R942
10V
100
C949
1.5k
R960
C935
0.01
C964
C963
100k
R941
10k
R972
TP921
FMX-22SL
D931
5.6uH
L931
E
EB901
E
EB906
E
EB902
E
EB903
E
EB904
VDR901
2SC1815YGR-TPE2
Q921
2SA1015TP-YGR
Q901
50V
47
C908
1
2
3
4
5
SI-3010KM-TLS
IC941
VCONT
VIN
GND
VOUT
SENSE
1
2
3
4
5
SI-3010KM-TLS
IC943
VCONT
VIN
GND
VOUT
SENSE
0
R931
1k(WCT150)
R965
1
2
3
4
4P
CN904
AMP_GND (NC)
AMP_GND
PVDD
PVDD
R901
1/2W
1M
RR264M-400
D911
10
C910
50V
2W
0.33
R912
JW982
CL001
10V
R945
0.1
C954
16V
470
C945
10k
R943
33k
R962
6.8k
100
C947
0.01
C970
+3.3V REGULATOR
IC943
+12V REGULATOR
IC941
IC951
SHUNT REGULATOR
IC921
POWER CONTROL
IC931
SHUNT REGULATOR
IC901
POWER CONTROL
POWER BOARD
(CHASSIS)
(CHASSIS)
(CHASSIS)
ISOLATOR
ISOLATOR
ISOLATOR
RIPPLE FILTER
SUB POWER TRANSFORMER
MAIN POWER TRANSFORMER
Q901
B+ SWITCH
MAIN POWER
PROTECT DETECT
ON/OFF SWITCH
J
4
B
16
6
9
11
D
15
H
10
K
17
3
5
12
C
F
1
E
8
G
14
A
2
13
I
7
470p 250V (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
330p 250V (WCT150: US, CND/WCT350: US, CND, TW)
C938
STR-F6168-LF1352
(WCT150: US, CND/WCT350: US, CND, TW)
(WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
0.1 5W (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
0.034 5W (WCT150: US, CND/WCT350: US, CND, TW)
R914
3300p
1.5kV
C980
0.0015 (WCT150: US, CND/WCT350: US, CND, TW)
0.001 (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
C907
250V
C928
220p
0.82 1W (WCT150: US, CND/WCT350: US, CND, TW)
1 1W (WCT150: E41, EA, SP/WCT350: AEP, RU, UK, SP, TH)
R927
1
2
3
4
5
SI-3010KM-TLS
IC942
VCONT
VIN
GND
VOUT
SENSE
+5V REGULATOR
IC942
(AC IN)
R978
4.7K
JC901
0
RR264M-400
D948
RR264M-400
D949
WCT150: US, CND/
WCT350: US, CND, TW
R927
3.3k(WCT350)
WCT150: E41, EA, SP/
WCT350: AEP, RU, UK, SP, TH
WCT150: E41, EA, SP/
WCT350: AEP, RU, UK, SP, TH
WCT150: US, CND/
WCT350: US, CND, TW
WCT150: E41, EA, SP/
WCT350: AEP, RU, UK, SP, TH
WCT150: US, CND/
WCT350: US, CND, TW
29 on original
service manual
Refer to page
25 on original
service manual
Refer to page
