Sony HT-CT150 / HT-CT350 / SA-WCT150 / SA-WCT350 Service Manual ▷ View online
SA-WCT150/WCT350
SA-WCT150/WCT350
33
33
4-21. SCHEMATIC DIAGRAM - SPEAKER Section -
CN1001
(1/5)
A
BOARD
MAIN
CN701
K
BOARD
DISPLAY
(5/5)
BOARD
MAIN
G
CN560
BOARD
(5/5)
F
MAIN
CN564
JL831
JL832
JL833
JL0834
JL835
JL836
JL837
JL838
JL839
JL840
JL841
JL842
JL843
JL844
JL845
0.1
C831
1
2
3
3P
CN833
FAN-+12V
NC
FAN-GND
0.1
C832
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN832
DGND_FL
D+D5V
KEY0
KEY1
KEY2
FL_DATA
FL_CLK
FL_CS
DGND
SIRCS
STBY_LED
E3.3V
SW3.3V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN831
FAN-
FAN+
SW3.3V
E3.3V
STBY_LED
SIRCS
DGND
FL_CS
FL_CLK
FL_DATA
KEY2
KEY1
KEY0
D+D5V
DGND_FL
0.1
C833
E
ET831
0.1
C835
0.1
C834
0.1
C837
0.1
C836
CONNECT BOARD
(CHASSIS)
M831
(FAN)
M
C101
0.01
C102
0.01
C103
0.01
C104
0.01
C105
0.01
C106
0.01
(+)
(-)
(+)
(-)
TB101
1
3
4
5
6
7
CN102
7P
FR-
FR+
2
NC
C-
C+
FL-
FL+
JL101
JL103
JL104
JL105
JL106
JL107
(-)
(+)
TB102
SPEAKER BOARD
L
CENTER
R
SPEAKERS
1
2
2P
CN151
SW+
SW-
1
2
2P
CN152
SW+
SW-
E
ET151
C151
0.01
C152
0.01
SW CONNECT BOARD
(CHASSIS)
SP151
(SUBWOOFER)
4
B
6
9
11
D
10
3
5
C
F
1
E
8
G
A
2
7
(Page 29)
(Page 25)
(Page 35)
(Page 29)
SA-WCT150/WCT350
SA-WCT150/WCT350
34
34
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
4-22. PRINTED WIRING BOARDS - PANEL Section -
1
2
5
51
48
52
19
36
1
4
1
13
Q700
Q701
ND701
R705
R706
CN700
CN701
C704
C716
C724
D700
D700
IC701
T700
C1
C2
C2
B2
B1
E
23
33
22
34
12
44
1
11
CL700
CL701
CL702
CL703
CL704
CL705
CL706
CL707
CL708
CL709
CL710
CL711
CL712
CL713
CL714
CL715
CL716
CL717
CL718
CL719
CL720
CL721
CL722
CL723
CL724
CL725
CL726
CL727
CL728
CL729
CL730
CL731
CL732
CL733
CL734
CL735
CL736
Q702
CL751
CL752
CL753
CL754
CL755
CL756 CL757
L700
CL758
CL759
CL760
CL761
CL762
CL763
CL765
CL766
CL767
CL768
R700
R700
R701
R702
R703
R704
R707
R708
R709
R710
R711
R712
R713
R714
R715
R716
C700
C701
C702
C703
C706
C707
C713
C720
C722
C723
C725
C726
C727
C728
C730
D701
D702
D703
IC700
IC702
R851
C851
C852
C853
JL851
JL852
JL853
JL854
1
4
CN851
S851
S852
S853
S854
DISPLAY BOARD
(COMPONENT SIDE)
DISPLAY BOARD
(CONDUCTOR SIDE)
1A
2A
1K
2K
1
3
4
5
5
K
CONNECT
BOARD
CN832
1
9
T700
DC/DC
CONVERTER
TRANSFORMER
D700
(GRN)
(AMBER)
1A
2A
1K
2K
1
2
3
1-881-164-
11
(11)
1-881-164-
11
(11)
POWER/
ACTIVE STANDBY
E
E
FLUORESCENT
INDICATOR TUBE
S851 – 854
T700
KEY BOARD
INPUT
SELECTOR
–
+
VOLUME
1-881-166-
11
(11)
A
B
C
D
E
1
2
3
4
5
6
7
8
1
9
(Page 32)
SA-WCT150/WCT350
SA-WCT150/WCT350
35
35
• See page 22 for Waveforms. • See page 38 for IC Block Diagrams.
4-23. SCHEMATIC DIAGRAM - PANEL Section -
BOARD
K
CONNECT
CN832
IC B/D
IC B/D
31
32
0
2
3.3
0.2
3.3
3.3
3.6
1.4
4.8
3.4
4.7
4.7
-0.1
-0.1
3.4
2.3
0.2
3.1
3
-24.9
-27.2
-24.9
-24.7
-27.5
-24.7
-24.7
-27
-27
-22.5
-27
-22.5
-24.7
-27
-24.7
-27
-24.7
-24.7
-27
-27
3.4
-24.9
-24.9
-24.9
-24.9
-24.9
-24.9
-24.9
-24.9
-25
3.4
CPH5504-TL-E
Q702
CL704
C726
100p
CL701
0.01
C713
CL71
1
33k
R711
0.022
C707
47
R712
CL715
CL719
CL709
CL731
CL726
CL714
CL705
CL729
CL730
CL727
C727
100p
CL728
CL721
CL706
CL722
CL734
C725
100p
CL707
82k
R713
CL710
CL720
C724
0.01
CL736
CL708
1.5k
R710
CL716
CL712
CL713
CL732
CL725
CL703
CL723
CL717
CL700
CL718
CL702
CL733
4700p
C706
RT1N141M-TP-1
Q701
SML-521MYWT86
D700
RT1N141M-TP-1
Q700
100
R704
1k
R700
1k
R701
1k
R702
CL735
47uH
L700
DZ2J06200L
D703
0.1
C720
100
R706
33
R705
10
C703
C723
0.1
10
C722
C728
0.1
C701
1000p
R707
100k
C700
1
5
4
3
2
1
TK1
1133CSCL-G
IC700
CTRL
GND
CNp
V
out
Vi
n
CL724
VCC
OUT
GND
GP1UE274RKC1
IC701
1
2
3
22
R708
22
R709
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN701
SW3.3V
E3.3V
STBY_LED
SIRCS
DGND
FL_CS
FL_CLK
FL_DATA
KEY2
KEY1
KEY0
D+D5V
DGND_FL
100
R703
10V
100
C704
1
2
3
4
4P
CN700
KEY1
KEY2
KEY0
DGND
CL751
CL752
CL753
CL754
CL755
CL756
CL757
CL758
CL759
CL760
CL761
CL762
CL763
CL765
CL766
CL767
CL768
C730
0.1
ND701
1
5
6
7
8
9
10 11 12 13 14 15 16 17 18 19
36 37 38 39 40 41 42 43 44 45 46 47 48
52
2
51
PT6315
IC702
1
LED1
2
LED2
3
LED3
4
LED4
5
OSC
6
DOUT
7
DIN
8
CLK
9
STB
10
K1
11
K2
12
VSS
13
VDD
14
SG1
15
SG2
16
SG3
17
SG4
18
SG5
19
SG6
20
SG7
21
SG8
22
SG9
23
SG10
24
SG1
1
25
SG12
26
SG13
27
SG14
28
SG15
29
SG16
30
VEE
31
GR12
32
GR1
1
33
GR10
34
GR9
35
GR8
36
GR7
37
GR6
38
GR5
39
GR4
40
GR3
41
GR2
42
GR1
43
VDD
44
VSS
50V
10
C716
MC2837
D702
MC2837
D701
2
3
5
6
8
7
1
4
9
T700
100
R716
100
R715
100
R714
C702
1
G9
G8
S16
S4
G7
S15
S5
S14
G
11
S6
S7
S8
G6
S9
S
11
S12
G5
S13
G4
G3
G10
G2
S2
S3
S13
S12
S
11
S10
S9
S8
S7
S6
S5
S4
S3
S2
S17
S1
S1
S14
S15
S16
S17
G
11
G10
G9
G8
G7
G6
G5
G4
G3
G2
G1
G1
S10
OSC
FLUORESCENT INDICATOR TUBE
IC702
IC701
(AMBER)
(GRN)
DC/DC CONVERTER
TRANSFORMER
+3.3V REGULATOR
IC700
DISPLAY BOARD
LED DRIVE
LED DRIVE
RECEIVER
REMOTE CONTROL
POWER/
D700
ACTIVE STANDBY
-1
-2
DRIVER
INDICATOR TUBE
FLUORESCENT
0.1
C852
0.1
C853
2.2k
R851
0.1
C851
JL853
JL851
JL852
JL854
S851
S852
S853
S854
1
2
3
4
4P
CN851
KEY1
KEY2
KEY0
DGND
/
SELECTOR
VOLUME +
VOLUME -
KEY BOARD
INPUT
J
4
B
6
9
11
D
H
10
3
5
12
C
F
1
E
8
G
A
2
13
I
7
(Page 33)
SA-WCT150/WCT350
SA-WCT150/WCT350
36
36
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
4-24. PRINTED WIRING BOARD - POWER Board -
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
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
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-
31
(31)
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
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
(Page 31)
(Page 31)
Ver. 1.3
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