Schematic Diagram - Audio Board - Sony ICD-MX20DR9 Service Manual

4-11. SCHEMATIC DIAGRAM – AUDIO BOARD –
R1302
470k
C1301
0.022
R1301
470k
R1368 R1102
4.7k 4.7k
J1301
(PLUG IN POWER)
R1103
R1358
R1338
10k
4.7k
R1352
22k
CN1301 C1350
C1352 R1356
TP1301
2P 0.1
0.1 100
C1329
(MIC-CENTER)
4700p
Q1351
2SC5658T2LQ/R
TP1302
R1350
10k
R1351
47k
R1258
R1205
10k
4.7k
R1252
22k
CN1201 C1250
TP1203 C1252 R1256
0.1
2P
0.1 100
C1203
4700p
(R-ch)
2SC5658T2LQ/R
R1250
10k
R1251
47k
R1105
4.7k R1158
R1152
10k
22k
C1150
CN1101 R1156
TP1103 0.1 C1152
2P 100
0.1
C1103
(L-ch) 4700p
Q1151
2SC5658T2LQ/R
R1150
10k
R1151
47k
C1505
1
J1501 TP1503
LF1501
VDR1501
45 mA - 86 mA
52 mA - 92 mA
0.2 mA
TP1504
TP1501
C1504
1
TP1502
ICD-MX20DR9
• See page 28 for IC Block Diagrams.
R1309
R1202 100k
4.7k C1305 C1306 C1308 C1310 C1312 C1314
10 0.1 10 0.1 10 0.1
6.3V 6.3V 6.3V
C1302
0.01
C1304
1
C1202
1
C1102
1
C1204
1
C1104
1
IC1303
WM8750LSEF/R
R1357
10k
R1316
Q1251 0
C1307
R1257 10
10k 6.3V
R1561
R1236
0
IC1304
NJU6366AF1(TE1)
R1320
47
R1319
0
R1321
470
R1157
10k
C1315 X1301
0.1 11.2896MHz
Q1501
Q1512
3LP01S-K-TL-E
NTHD2102PT1G
S
C1531
0.1
R1506
10k
R1512
1k
Q1504
UNR32A400LS0
R1516
Q1515
2.2M
2SK3019TL
S
S
R1515
2.2M
R1563
Q1505
UNR32A400LS0 S
Q1510
2SK3019TL
Q1509
2SK3019TL
S
R1517 C1532
2.2M 1000p
C1205 100 6.3V
FB1202
0
C1105
R1209
100 FB1102
4.7
R1212
6.3V 0
2.2
R1112
2.2 C1206
0.22
R1211
R1111 C1106
C1318 0.1 Q1301 1k 0.22
1k
NTHD5904NT1G
R1329
C1320 0.1 0
C1331 R1324
0.01 470k
R1323
470k
C1328 R1331
0.022 470k
C1325 220p
R1328 220k
R1325 IC1305
100k MM3111AWLE
C1323 R1327
0.022 22k
R1326
100k C1324
1
R1314 C1326
0 0.1
R1332
100
R1333 100
R1335 100
0
IC1306
XC6219B312DR
R1313 0
R1312
0
C1334
S
10
6.3V
Q1302
C1333
MTM231230LSO
0.1
R1345
1M
S
R1304
Q1303 1M
2SK3019TL
L1501
D1502
Q1507
RB160M-30TR
XP151A12A2MR R1535
C1518
1M
47p
R1536
220k
R1540
S
22k
R1595
100k
R1541
470k
Q1513
NTHD2102PT1G
C1527
0.1
C1512
47
10V
IC1504
1M S1F77600M0B000L
S
L1502
Q1506
XP152A12C0MR
C1511
47
10V
TP1511
23 23
R1369
4.7k
C1330 C1327
R1330
470k
TP1206
TP1106
R1339 TP1506
0
R1509
100k TP1505
TP1507
D1503
D1506 D1505
1SS400TE-61
1SS400TE-61 1SS400TE-61
R1547 R1502
0 47
R1545
2.2M
S
Q1503
R1546
MTM231230LSO
0
C1524
Q1502
47
UNR32A400LS0
6.3V
IC1505
XC61CC4002NR
S S C1503
Q1514
Q1593 Q1508 0.1 S
2SK3019FTL
2SK3019TL 2SK3019TL
R1501 0
IC1502
R1543
C1519 R1548 XC9216A11CMR
220k
100p 0
R1534
220k
C1522
22 C1515
R1544
10V 4.7
22k
R1538
R1598 R1599 C1517
470k
1M 1M 10
ICD-MX20DR9
J1302
CN1302
2P
C1332 0.0047
SP3001
(SPEAKER)
CN9904
50P
TP6003
TP6001
TP6002
TP1508
R1504
2.2M
R1503
1M
C1501
0.1
R1549
0
L1503