Sony HT-CT150 / HT-CT350 / SA-WCT150 / SA-WCT350 Service Manual ▷ View online
SA-WCT150/WCT350
SA-WCT150/WCT350
29
29
IC B/D
IC B/D
CN904
BOARD
H
POWER
BOARD
G
CN102
SPEAKER
CN151
BOARD
F
SW CONNECT
MAIN
BOARD
(4/5)
7
(1/5)
BOARD
3
MAIN
0
0
0.6
0
3.2
0
0
0.7
0
0.7
0
3.3
0.7
0
6.3
11.9
6.8
14
14
0
14
14
0
14
14
0
14
14
0
14
14
0
14
14
0
14
14
0
14
14
0
11.9
3.2
1.7
3.3
1.7
1.1
3.2
1.7
3.3
1.7
11.9
11.9
11.9
25.3
28.2
28.2
14.1
14.1
28.2
25.3
25.3
28.2
14.1
14.1
28.2
28.2
25.3
11.9
11.9
3.2
1.7
3.3
1.7
1.1
3.2
1.7
3.3
1.7
11.9
11.9
11.9
25.3
28.2
28.2
14.1
14.1
28.2
25.3
25.3
28.2
14.1
14.1
28.2
28.2
25.3
11.9
2SC4154TP-1EF
Q502
ISA1602AM1TP-1EF
Q401
ISA1602AM1TP-1EF
Q374
JL522
ISA1602AM1TP-1EF
Q403
ISA1602AM1TP-1EF
Q362
ISA1602AM1TP-1EF
OVER LOAD DETECT
OVER LOAD DETECT
OVER LOAD DETECT
OVER LOAD DETECT
Q404
ISA1602AM1TP-1EF
Q402
E
ET503
R377
100k
2SC4154TP-1EF
Q505
JL527
100k
R416
R381
100k
100k
R412
JL521
16V
220
C219
E
ET501
2.2k
R564
1.5k
R565
JL229
16V
100
C522
100k
R557
E
ET403
1.2k
R566
0.1
C521
JL231
2SD1664-T100-QR
Q521
2SC4154TP-1EF
Q504
1000p
C552
12V
R215
0
JL525
0
R408
JL230
2SC4154TP-1EF
Q501
ISA1602AM1TP-1EF
Q373
JL526
ISA1602AM1TP-1EF
Q361
4.7k
R554
10k
R528
JL551
0
R501
R378
100k
100k
R411
100k
R417
R380
100k
0.1
C218
100k
R502
MC2840-T112-1
D521
DZ2J15000L
D531
2SC4154TP-1EF
Q522
JL414
100k
R527
2SC4154TP-1EF
Q523
10k
R526
JL228
50V
1
C524
0
R551
47uH
L521
50V
10
C525
AMP_3.3V
1000p
C551
JL552
2SC4154TP-1EF
Q503
C410
2200p
JL421
35V
100
C393
C392
2200p
1
C387
0.1
C415
C409
1
C406
2200p
C404
2200p
0.1
C414
C407
1
R405
3.3
JL409
22k
R443
JL412
35V
100
C382
R404
3.3
44
38
39
40
41
42
43
7
6
5
4
3
2
1
37
36
35
34
33
32
8
9
10
11
28
29
30
31
17
16
15
14
13
12
27
26
25
24
23
22
21
20
19
18
CXD9981TN
IC400
GVDD_B
/DTW
NC
NC
/SD
PWM_A
/RESET_AB
PWM_B
OC_ADJ
GND
AGND
VREG
M3
M2
M1
PWM_C
/RESET_CD
PWM_D
NC
NC
VDD
GVDD_C
GVDD_D
BST_D
NC
PVDD_D
PVDD_D
OUT_D
GND_D
GND_C
OUT_C
PVDD_C
BST_C
BST_B
PVDD_B
OUT_B
GND_B
GND_A
OUT_A
PVDD_A
PVDD_A
NC
BST_A
GVDD_A
R496
0
1
C389
JL419
C434
0.1
JL420
JL413
0
R442
35V
C417
2200
JL417
JL41
1
C412
2200p
C435
0.1
JL422
JL416
0.1
C428
JL415
C384
2200p
35V
C402
100
R385
3.3
R384
3.3
35V
C413
100
C386
2200p
C390
2200p
C397
35V
2200
JL372
JL369
C372
2200p
1
C349
R365
3.3
C352
2200p
35V
C377
2200
C344
2200p
JL368
C357
35V
2200
44
38
39
40
41
42
43
7
6
5
4
3
2
1
37
36
35
34
33
32
8
9
10
11
28
29
30
31
17
16
15
14
13
12
27
26
25
24
23
22
21
20
19
18
CXD9981TN
IC340
GVDD_B
/DTW
NC
NC
/SD
PWM_A
/RESET_AB
PWM_B
OC_ADJ
GND
AGND
VREG
M3
M2
M1
PWM_C
/RESET_CD
PWM_D
NC
NC
VDD
GVDD_C
GVDD_D
BST_D
NC
PVDD_D
PVDD_D
OUT_D
GND_D
GND_C
OUT_C
PVDD_C
BST_C
BST_B
PVDD_B
OUT_B
GND_B
GND_A
OUT_A
PVDD_A
PVDD_A
NC
BST_A
GVDD_A
R344
3.3
R364
3.3
R345
3.3
0
R362
C367
1
C350
2200p
R374
0
JL373
0.1
C354
C364
2200p
C369
1
JL361
C375
0.1
0.1
C355
0.1
C368
JL366
35V
100
C342
JL371
C366
2200p
35V
C373
100
C374
0.1
JL365
JL362
C346
2200p
35V
100
C353
1
C347
JL364
35V
C362
100
JL363
22k
R363
1000p
C546
1000p
C545
R524
0
10k
R548
MC2840-T112-1
D541
50V
10
C548
E
ET402
1
2
2P
CN564
SW+
SW-
3
2
1
4
L361
10uH
3
2
1
4
L401
10uH
3
2
1
4
L341
10uH
3
2
1
4
L381
10uH
JL544
JL542
JL543
1000p
C541
1000p
C543
1000p
C542
1000p
C544
JL541
E
ET401
FAN+
MGND
10k
R563
16V
47
C523
1
2
3
4
5
6
6P
CN560
FR-
FR+
FL-
FL+
C+
C-
L501
L502
JL546
JL545
R366
0
R426
0
C370
2200p
1
2
3
4
4P
CN562
AMP_GND
AMP_GND
PVDD
PVDD
10uH
L218
10uH
L219
1000p
C508
1000p
C509
1000p
C489
1000p
C488
1000p
C469
1000p
C468
1000p
C449
1000p
C448
0.01
C466
0.01
C467
0.01
C446
0.01
C447
0.01
C506
0.01
C507
0.01
C486
0.01
C487
0.1
C443
0.1
C474
0.1
C478
0.1
C440
0.1
C363
0.1
C391
0.1
C371
0.1
C380
0.1
C385
0.033
C416
0.033
C381
0.033
C401
0.033
C396
0.033
C361
0.033
C376
0.033
C356
0.033
C341
0.1
C479
2.2
C358
100k
R376
R388
100k
C378
2.2
2.2
C421
100k
R410
100k
R415
2.2
C422
C504
2.2
C503
2.2
10k
R555
10k
R553
22k
R552
10k
R559
47k
R558
10
C505
POWER AMP
POWER AMP
IC400
IC340
(5/5)
MAIN BOARD
18
13
16
15
14
17
20
22
19
23
11
21
12
(CHASSIS)
OVER LOAD DETECT
OVER LOAD DETECT
OVER LOAD DETECT
OVER LOAD DETECT
DC DETECT
PROTECT DETECT
Q502 - 505
FAN MOTOR DRIVE
Q521 - 523
1
3
6
7
4
5
J
4
B
16
6
9
11
D
15
H
L
10
K
17
3
5
12
C
F
18
1
E
8
G
14
A
2
13
I
7
• See page 38 for IC Block Diagrams.
4-17. SCHEMATIC DIAGRAM - MAIN Board (5/5) -
Note: When IC340 and IC400 on the MAIN board are replaced, spread the compound
referring to “NOTE OF REPLACING THE IC340 AND IC400 ON THE MAIN
BOARD AND THE COMPLETE MAIN BOARD” on servicing notes (page 4).
BOARD AND THE COMPLETE MAIN BOARD” on servicing notes (page 4).
(Page 33)
(Page 33)
(Page 37)
(Page 25)
(Page 28)
SA-WCT150/WCT350
SA-WCT150/WCT350
30
30
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
4-18. PRINTED WIRING BOARD - MAIN Board (Component Side) -
1
44
22
23
B
E
1
2
15
14
1
9
1
24
25
36
37
48
12
13
1
2
25
24
1
2
22
23
1
2
17
16
19
1
18
2
1
24
25
36
37
48
12
13
1
24
25
36
37
48
12
13
6
1
5
144
1
108
109
73
72
36
37
6
1
5
B
E
1
44
22
23
C24
C25
R213
FB1003
R408
R214
R215
R217
FB1009
R410
R1100
R411
R1101
R412
C34
FB1010
R415
R1105
FB1011
R222
R416
R417
R223
R1109
R226
R229
R1110
R1111
R1112
R1113
R230
R1114
R231
R1115
R232
R233
R1117
R234
R235
R1119
R236
R237R238
R239
L1003
C203
R240
C204
R241
R1125
C206
R242
R1126
R1127
R244
R442
R1132
R1133
R251
R252
R1136
R253
R255
R256
R257 R258
R259
C414
ET1004
ET1005
C221
C415
C224
R260
R1144
C225
R261
C226
R262
R1146
C228
R1148
C229
C421
C422
R1150
X221
JL409
R1156
JL411 JL412
JL413
JL221
JL415
JL416
JL417
JL223
C434
R1160
C90
JL419
C435
R1161
C91
C92
R1163
R1164
R1165
R1166
R1167
JL420
R1168
JL421
R1169
JL422
C440
JL230
C443
C9
CL1001
R1179
CL1002
CL1003
CL1004
CL1005
CL1006
CL1007
CL1008
CL1009
R1185
R1186
R1188
CL1010
CL1011
CL1012
CL1013
CL1014
CL1015
CL1016
CL1017
CL1018
Q501
CL1019
Q502
R1192
Q503
R1193
Q504
R1194
Q505
R1195
R1196
R1197
R1198
CL1020
CL1023
CL1024
CL1025
CL1026
C474
ET401
ET402
ET403
C478
C479
CL1030
IC400
CL1034
CL1037
Q521
Q522
Q523
JL1022
IC221
CN1001
IC222
CN1002
L521
C1003
IC231
Q1001
C1005
Q1002
C1006
Q1003
Q1004
Q1005
CN1017
CN1018
CN1019
CN1020
CL1069
C1016
C1017
C1018
Q361
C1019
Q362
CL1070
CL1071
CL1072
C1020
R309
R501
IC251
D1001
R502
D1003
R310
D1004
R311
R1001
D1005
R312
R1002
D1006
Q373
D1007
Q374
R1004
D1009
R1005
R1006
R1007
R1008
C1031
IC1002
C1032
IC1003
C1035
D1012
C1036
IC1008
C1038
R1010
R1012
R1014
R1015
R1017
IC1010
C1041
IC1011
IC1017
R524
R1020
R1021
C1049
R526
R1022
R528
R1027
R1028
IC1020
C1050
C1051
IC1
R1032
IC2
IC3
IC4
IC6
C1060
C1061
C1062
C503
C504
C505
R10
R11
R1042
R12
R1043
R548
R1044
R14
R1045
R15
R1046
R1047
R1049
C1071
C1072
C1073
R551
R552
C1076
R553
R554
R555
R21
R362
R557
R23
R558
R24
R559
R25
Q1
R26
R27
R28
R29
R563
R564
R30
R565
R1061
R566
R1062
R32
R1
R35
R376
R1066
R36
R2
R377
R378
R1068
R380
R381
R41
CL232
R1072
CL233
R1073
R43
CL234
CL235
R45
CL236
CL237
R1077
CL238
R388
CL239
R49
C354
CL240
R1080
R50
C355
R1081
R1082
R53
C358
R1084
R54
R55
R1089
C363
R1090
Q401
CL251
R1091
CL252
Q402
R1092
CL253
Q403
R1093
CL254
Q404
R1094
CL255
R1095
R65
CL256
R1096
JL22
CL257
R1097
JL23
R67
R1098
JL24
R1099
JL25
JL26
JL27
C371
C374
C375
C378
JL361
JL362
JL363
JL364
C380
JL365
JL366
JL368
L219
C385
JL369
D521
JL371 JL372 JL373
C391
R90
R91
R92
R93
R94
R95
X1
D531
D541
X1002
C10
C11
IC340
C1116
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
MAIN BOARD
(COMPONENT SIDE)
1
3
1
3
3
4
5
1
3
4
5
80
51
1
30
50
31
81
100
A
CONNECT BOARD
CN831
D
HDMI BOARD
CN3512
E3
IO ANALOG
BOARD
CN612
E2
IO ANALOG
BOARD
CN610
E1
IO ANALOG
BOARD
CN611
E
E
E
E
E
1
3
4
5
5
1
3
4
5
1 3
4
1
4
8
5
5
5
8
1
4
8
5
1
4
1-881-161-
11
(11)
(CHASSIS)
(NC)
(CHASSIS)
(CHASSIS)
X221
4
5
3
1
2
1
2
(WCT150) (EXCEPT WCT350: AEP, RU, UK)
(WCT350: AEP, RU, UK)
(WCT350)
WCT150: US, CND, E41, EA/
WCT350: US, CND, AEP, RU, UK
(WCT350: US, CND, SP, TW, TH)
(WCT350: US, CND, SP, TW, TH)
(WCT350: AEP, RU, UK)
(WCT350: AEP, RU, UK)
(WCT150)
(WCT150)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
Note: When IC340 and IC400 on the MAIN board are replaced, spread the compound
referring to “NOTE OF REPLACING THE IC340 AND IC400 ON THE MAIN
BOARD AND THE COMPLETE MAIN BOARD” on servicing notes (page 4).
BOARD AND THE COMPLETE MAIN BOARD” on servicing notes (page 4).
(Page 22)
(Page 22)
(Page 22)
(Page 18)
(Page 32)
Ver. 1.3
SA-WCT150/WCT350
SA-WCT150/WCT350
31
31
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
4-19. PRINTED WIRING BOARD - MAIN Board (Conductor Side) -
C1118
C23
R210
R404
R405
R211
FB1001
R212
C26
FB1004
C28
C29
R216
FB1006
FB1008
C30
C32
C32
C33
R1103
C35
R1106
C36
R1107
R1108
FB1014
C39
C40
C42
C43
C45
R426
C46
R1118
C49
L1002
R1120
C50
R1121
L1005
C201
R1122
C52
ICT1
C55
ICT2
C57
ICT3
ICT4
ICT5
C59
ICT6
C401
C404
C210
C61
C406
C62
R443
C63
C64
C66
R1137
C67
C218
R1138
C410
JL201
C412
JL202
JL203
R1140
C70
JL205
R1141
C71
JL206
C416
R1142
C73
JL208
C74
JL209
R1145
C75
C76
R1147
C77
C78
C79
R1149
JL210
JL211
JL212
JL213
JL214
JL215
C231
C232
JL216
R1152
JL217
C233
R1153
JL218
C428
C234
R1154
R1155
JL219
C235
C85
C236
R1157
C238
R1158
C239
R1159
JL220
JL414
C240
R1162
JL226
JL228
JL229
C2
JL231
C6
C251
C446
C252
C447
C253
C448
C254
C449
C255
C256
C258
C259
C260
R1181
R1182
R496
R1191
C466
C467
C468
C469
JL1009
JL1017
JL1018
JL1019
C486
C487
C488
C489
JL1020
JL1021
JL1023
JL1025
JL1026
JL1027
CL1051
CL1052
JL1032
CL1053
JL1033
CL1054
JL1034
JL1035
JL1036
JL1037
C1004
JL1038
JL1039
JL1040
CL1061
JL1041
CL1062
JL1042
CL1063
JL1043
CL1064
JL1044
CL1065
JL1045
CL1066
JL1046
CL1067
JL1047
C1013
CL1068
JL1048
C1014
JL1049
JL1051
JL1052
JL1053
JL1054
JL1059
R1003
D1008
JL1060
R1009
R1011
C1039
R1013
JL1070
JL1071
R1016
JL1072
JL1073
C1040
JL1074
R1019
JL1075
JL1077
JL1078
JL1079
R527
R1023
JL1080
R1024
R1025
JL1081
R1026
C1054
R1030
R1031
R344
R1034
R345
R1036
R1038
R1039
C506
C507
C508
R1040
C509
R1041
R13
R16
R17
R18
R1050
R20
R1051
R1052
R363
R1053
R364
R365
R1055
R366
R1057
C521
R374
R1067
R38
C341
C344
R1070
CL231
R1071
C346
R384
R385
JL521
JL522
R1078
C541
JL525
R1079
JL526
C542C543
JL527
C350
C544C545
C546
C352
C356
JL11
JL12
C551
JL15
C552
C361
C364
C366
C368
JL541
JL542
JL543 JL544
JL545
JL546
C370
C372
C376
JL551
JL1101
JL552
JL1102
JL1103
JL1104
JL1105
JL1106
JL1107
JL1108
C381
JL1109
L218
C384
C386
JL1110
JL1111
JL1113
JL1114
L221
JL1115
JL1116
C390
JL1119
C392
C396
JL1120
JL1121
JL1122
JL1123
JL1124
JL1125
C1100
C12
C14
R204
C1110
R205
C19
C1112
JL1146
R207
C1113
C1114
R209
C1115
C1117
1
3
13
1
3
6
ET1006
C80
C1
C7
A531
CN1009
CN1016
C1021
C1027
C1028
C1048
C1063
C13
C219
ET1001
ET1002
C223
C227
C237
C257
A532
C1042
C522
C523
C524
C525
CN562
C548
ET501
X1001
1
2
C402
C407
C409
C413
C417
L501
L502
L341
L361
L381
C342
C347
C349
CN564
C353
C357
C362
C367
C369
C373
C377
L401
C382
C387
C389
C393
C397
CN560
ET503
A533
(CHASSIS)
(CHASSIS)
F
SW CONNECT BOARD
CN152
(CHASSIS)
(CHASSIS)
(CHASSIS)
C
HDMI BOARD
CN3510
B
POWER BOARD
CN906
G
SPEAKER BOARD
CN102
H
POWER BOARD
CN904
MAIN BOARD
(CONDUCTOR SIDE)
1-881-161-
11
(11)
1
6
1
4
(WCT350: AEP, RU, UK)
(WCT350: AEP, RU, UK)
(WCT350)
(WCT350)
A
B
C
D
E
F
1
2
3
4
5
6
7
8
(Page 32)
(Page 32)
(Page 36)
(Page 36)
(Page 18)
Ver. 1.3
SA-WCT150/WCT350
SA-WCT150/WCT350
32
32
•
: Uses unleaded solder.
• See page 17 for Circuit Boards Location.
4-20. PRINTED WIRING BOARDS - SPEAKER Section -
1
3
1
2
15
14
1
2
13
12
CN831
CN832
CN833
C831
C832
C833
C834
C835
C836
C837
JL831
JL832
JL833
JL835
JL836
JL837
JL838
JL839
JL0834
JL840
JL841
JL842
JL843
JL844
JL845
ET831
C101
C102
C103
C104
C105
C106
JL101
JL103
JL104
JL105
JL106
JL107
JL108
JL109
JL110
JL111
1
7
3
A101
TB101
TB102
CN102
C151
C152
JL151
JL152
1
2
1
2
CN151
CN152
ET151
A
MAIN BOARD
CN1001
K
DISPLAY BOARD
CN701
(CHASSIS)
1-881-165-
11
(11)
1-881-165-
11
(11)
CONNECT BOARD
(COMPONENT SIDE)
CONNECT BOARD
(CONDUCTOR SIDE)
M831
(FAN)
M
1-881-167-
11
(11)
SPEAKER BOARD
CENTER
SPEAKERS
L
R
G
MAIN BOARD
CN560
1-881-168-
11
(11)
SW CONNECT BOARD
F
MAIN BOARD
CN564
(CHASSIS)
(SUBWOOFER)
SP151
A
B
C
D
E
1
2
3
4
5
6
(Page 34)
(Page 30)
(Page 31)
(Page 31)
Click on the first or last page to see other HT-CT150 / HT-CT350 / SA-WCT150 / SA-WCT350 service manuals if exist.