Sony FST-GTK2I / SA-WGTK2I Service Manual ▷ View online
SA-WGTK2i
SA-WGTK2i
9
9
3-2. PRINTED WIRING BOARD – SUBWOOFER, SW SPK LED AND SW VOL BOARD –
• Refer to page 6 for Circuit Boards Location
: Uses unleaded solder.
SW VOL BOARD
SUBWOOFER BOARD
D1240
D1241
C1206
C1202
Q1281
Q1282
E
Q1201
E
Q1202
E
Q1203
E
Q1204
E
Q1207
E
Q1208
E
Q1209
E
Q1211
E
Q1215
E
Q1216
E
Q1217
E
Q1220
E
Q1221
E
Q1222
E
Q1206
E
Q1212
E
Q1213
C1261
R1261
R1262
R1245
R1234
R1275
R1251
R1228
R1213
R1207
R1278
R1216
R1273
R1238
R1227
R1210
R1205
R1272
R1248
R1225
R1204
R1279
R1264
R1202
R1217
C1231
C1225
R1274
R1250
R1211
R1206
D1211
R1246
R1235
R1201
R1276
R1214
R1244
R1233
R1200
C1204
C1293
R1247
R1236
R1280
R1242
R1231
1
4
5 8
IC1201
R1265
R1230
R1218
C1226
D1213
R1271
R1237
R1243
R1232
R1219
C1228
R1277
R1229
R1215
R1208
R1291
C1291
C1292
R1290
C1290
R1294
R1295
R1296
R1297
R1288
R1287
R1298
R1209
R1299
R1289
R1284
C1209
R1253
R1254
D1291
R1212
R1252
R1269
R1260
R1256
R1255
R1239
R1257
R1259
R1266
R1270
D1290
C1297
C1295
C1296
C1208
D1292
R1300
JR1229
C1207
1
15
IC1200
A1200
A1201
C1210
C1215
C1216
C1220
R1222
R1223
C1223
R1224
C1229
C1232
C1233
C1234
+
-
D1250
C1250
C1251
C1260
C1262
C1265
C1263
RY1290
JW1290
JW1291
1
3
CN1201
E
Q1210
A1202
1
9
CN1200
C1212
A1203
A1204
C1264
A1205
JW1202
JW1205
JW1206
JW1207
JW1226
JW1293
JW1212
JW1213
JW1201
JW1209
JW1204
JW1216
JW1218
JW1223
JW1214
JW1217
JW1221
JW1200
JW1203
JW1215
1
CN1202
1
9
CN1204
JW1208
C1252
C1253
JW1211
JW1222
C1205
R1220
R1221
C1213
C1214
C1294
JW1227
JW1228
JW1225
JW1220
JW1219
JW1224
JW1230
J1200
C1219
JW1210
D1214
SUBWOOFER
1-881-765-
12
(12)
RV1320
1
5
CN1320
D1320
R1320
1-881-767-
12
(12)
1
3
D1370
D1371
1-881-997-
12
(12)
M101
DC FAN
SW SPK LED BOARD
SW TRANS BOARD
NO 1302
(Page 11)
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
R1258
CN1370
SUBWOOFER LEVEL
MIN MAX
INPUT
JR
R1283
B
SA-WGTK2i
SA-WGTK2i
10
10
3-3. SCHEMATIC DIAGRAM – SUBWOOFER, SW SPK LED AND SW VOL BOARD –
D1241
A1200
100
R1262
1k
R1261
0
0
12.7
12.7
12.1
0.7
0.6
10.3
0.2
6.9
-0.7
-0.7
0
0
E
(CHASSIS)
Q1217
DC DETECT
ISA1235AC1TP-1EF
C1260
100
16V
9
1
8
7
6
5
4
3
2
15
14
13
12
11
10
1
3
4
5
6
7
8
9
1
3
4
5
6
7
8
9
1
2
1
2
3
C1216
10
50V
IC1200
POWER AMP
STK433-120-E
-PRE
-VCC
+VCC
+RE2
-RE2
+RE1
-RE1
+PRE
SUB
GND
IN2
NF2
ST-BY
NF1
IN1
CL1207
0
R1238
CL1219
C1229
4.7
CL1280
56k
R1244
Q1209
LED DRIVE
2SC3052EF-T1-LEF
CL1307
CL1204
CL1302
CL1244
C1210
4.7
SPK LED DRIVE
Q1281
2SD2114KTI40W
2SD2114KTI40W
C1233
4.7
50V
CL1214
CL1276
47k
R1217
C1252
0.1
100k
R1201
CL1269
68k
R1248
47k
R1252
CL1227
CL1289
CL1210
1.8k
R1210
CL1264
100k
R1250
10k
R1205
CL1245
Q1213
OVERLOAD DETECT
2SA2026
CL1224
1k
R1243
CL1277
C1223
100
CL1305
C1251
3300
63V
C1225 100p
CN1200
8P
AC1
AC1
GND
GND
AC1
AC1
12V
12V GND
D1240
MC2838-T112-1
C1234
4.7
50V
50V
50V
18k
R1214
D1211
DA2J10100L
CL1274
1k
R1265
10k
R1300
Q1212
OVERLOAD DETECT
2SA2026
CL1237
CL1292
C1293
0.1
SPK LED DRIVE
Q1282
56k
R1229
CL1267
CN1204
9P
SPK LED RED
SPK LED BLUE
SPK LED 12V
VOL IN
PRE GND
VOL OUT
LED GND
POWER LED
Q1203
2SC3052EF-T1-LEF
CL1256
CL1225
10
1/2W
R1291
47k
R1203
Q1216 BUFFER
2SC3052EF-T1-LEF
CL1218
2.7k
R1211
C1202
2.2
50V
CL1282
CL1262
1k
R1235
CL1308
C1253
0.1
JW1293
CL1213
C1219
22
16V
120k
R1283
CL1303
CL1222
C1220
100
63V
CL1211
10k
R1207
1.8k
R1213
CN1202
2P
SP OUT 1
SP OUT 2
C1250
3300
63V
CL1279
R1224
1
1/4W
10k
R1208
CL1270
Q1208
DC DETECT
DELAY CCT
DELAY CCT
RELAY DRIVE
STK ST DRIVE 1
RELAY DRIVE
2SC3052EF-T1-LEF
JW1291
C1207
0.082
C1208
0.15
C1297
220p
CL1312
CL1231
CL1290
56k
R1230
1k
R1200
J1200
C1291
0.1
CL1240
C1228 1000p
C1294
2200p
CL1209
CL1265
1k
R1236
10
1/2W
R1290
CN1201
3P
+VDD
GND
+VDD
Q1210
KTA1271Y-AT
MC2838-T112-1
CL1206
CL1220
D1213
DA2J10100L
CL1208
CL1278
CL1306
C1226 100p
8.2
R1216
8.2
R1202
120k
R1284
CL1301
CL1241
100k
R1251
CL1242
CL1275
CL1313
CL1205
100k
R1204
CL1293
RY1290
1.8k
R1234
10k
R1219
1k
R1254
Q1204
2SC3906K-T146E
DC DETECT
DC DETECT
27k
R1231
STK ST DRIVE 2
Q1215
ISA1235AC1TP-1EF
CL1226
56k
R1227
CL1288
CL1281
JW1290
C1292
0.1
CL1217
C1215
1
50V
3.3k
R1295
0
R1237
56k
R1247
CL1283
D1250
D10XB60 F
56k
R1242
CL1309
CL1212
CL1304
D1291
DZ2J100M0L
Q1201
10k
R1206
CL1243
27k
R1225
CL1215
820
R1232
C1290
0.1
C1231
1000p
CL1271
D1290
DA2J10100L
3.3k
R1294
CL1234
CL1310
CL1250
CL1291
47k
R1253
CL1201
C1209
0.047
CL1266
Q1211
2SC3052EF-T1-LEF
1.8k
R1233
CL1255
CL1223
56k
R1228
C1204
0.022
R1222
0.22
R1223
0.22
5W
5W
C1232
10
1k
R1287
1.2k
R1288
1.2k
R1289
1.8k
R1209
150
R1212
1.2k
R1296
1.2k
R1299
1.5k
R1298
1.8k
R1297
C1206
4.7
50V
R1221
100
1/2W
R1220
100
1/2W
8.2
R1218
C1205
1
50V
C1212
100
16V
C1213
100
16V
16V
C1214
100
100k
R1245
820
R1248
D1214
DA2J10100L
CL1298
22k
R1279
CL1261
C1263
10
50V
CL1295
100
R1280
Q1202
POWER LED DRIVE 1
2SC3052EF-T1-LEF
12k
R1278
CL1297
Q1206
2SC5625
Q1220
2SC3052EF-T1-LEF
Q1207
2SC3906K-T146E
CL1296
CL1260
3.9k
R1276
C1262
330
25V
CL1294
22k
R1269
100
R1257
220k
R1258
Q1221
2SC3052EF-T1-LEF
Q1222
2SC3052EF-T1-LEF
100
R1259
C1264
33
16V
0
R1260
47k
R1277
3.9k
R1239
100k
R1273
68k
R1274
18k
R1272
100k
R1271
82k
R1215
FAN CONTROL
FAN CONTROL
FAN PROTECT
2SC3052EF-T1-LEF
SUBWOOFER
1
8
7
6
5
2
3
4
IC1201
PRE AMP
NJM4558V-TE2
OUTPUT
INPUT -
INPUT +
GND
INPUT +
INPUT -
OUTPUT
VCC
C1261
0.1
C1265
1
RV1320
20k
D1320
SLR-325MCT31
820
R1320
CN1320
5P
1
1
VOL IN
2
2
GND
3
3
VOL OUT
4
LED GND
5
PWR LED
CN1370
3P
SPK LED 1
SPK LED 2
SPK LED 12V
D1370
1L0352V22F3MIT01
D1371
1L0351B13F0MIT01
SW SPK
LED BOARD
SW VOL
BOARD
SUBWOOFER BOARD
D1292
DA2J10100L
150k
R1256
4.7k
R1266
10k
R1270
C1296 220p
C1295 220p
SW TRANS
BOARD
NO 1302
(Page 12)
B
INPUT
M101
DC FAN
SUBWOOFER LEVEL
MIN MAX
IC1201
IC1200
0
R1255
10.2 5.1
5.1
5.1
5.1 5.1 5.0
-42.3
-44
44
0
0
0
0
42.4
0
0
0
0.6 0
0
-0.7
12.7
12.7
12.7
0
4.2
10.2
4.8
12.6
12.7
0
0
0
12.6
12.6
12.4
0.9
1.9
0.7
12.4
12.7
11.8
0
11.1
0.6
-6.9
0.7
0.7
-6.9
12.6
0
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
Ver. 1.1
SA-WGTK2i
SA-WGTK2i
11
11
3-4. PRINTED WIRING BOARDS – SW TRANS AND SW SWITCH BOARD –
• Refer to page 6 for Circuit Boards Location
: Uses unleaded solder.
C1340
1
3
CN1340
SW SWITCH BOARD
SW TRANS BOARD
1
3
CN1300
19
3
NO1302
1-881-766-
C1341
I
O
IC1350
D1351
D1352
D1353
D1354
C1355
F1301
F1302
JW13001
JW13002
JW13003
JW13005
JW13004
F1303
W1308
W1310
W1312
W1314
W1316
W1307
W1304
W1303
W1301
1
3
CN1301
C1354
C1356
D1355
AC IN
SUBWOOFER BOARD
CN1200
(Page 9)
B
JW1300
PT1300
S1340
2
1
12
(12)
1-881-768-
12
(12)
SUBWOOFER
ON/OFF
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
SA-WGTK2i
SA-WGTK2i
12
12
3-5. SCHEMATIC DIAGRAM – SW TRANS AND SW SWITCH BOARD –
250V
4700p
C1340
1
3
3P
CN1340
S1
S2
S1340
2
1
CL1202
CL1203
CL1257
CL1258
CL1259
CL1273
CL1272
CL1284
CL1285
CL1286
1
3
1
3
4
5
6
7
8
9
I
O
G
1
3
W1304
W1301
W1303
W1307
CN1300
2P
2P
LIVE
NEUTRAL
W1312
W1314
W1316
W1310
W1308
F1303
2A
250V
JW1300
NO1302
8P
AC1 +
AC1 +
GND
GND
AC1 -
AC1-
12V
12V GND
C1341
0.1
250V
C1356
0.1
D1352
10EDB40-TB3
D1354
10EDB40-TB3
D1353
10EDB40-TB3
C1355
330
16V
D1351
10EDB40-TB3
IC1350
+12V REG
KIA7812API-U/PF
C1354
3300
35V
CN1301
S1
S2
F1302
6.3A
250V
F1301
6.3A
250V
D1355
DA2J10100L
5
10
1
12
7
PT901
POWER TRANSFORMER
14
16
8
3
SW SWITCH BOARD
SW TRANS BOARD
(AC IN)
SUBWOOFER
BOARD
CN1200
(Page 10)
B
SUBWOOFER
ON/OFF
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
IC1350
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