HCD-SPZ50/SPZ70
25
25
HCD-SPZ50/SPZ70
7-10. SCHEMATIC DIAGRAM – MAIN Board (1/3) –
•
See page 38 for Waveforms.
•
See page 39 for IC Block Diagrams.
•
See page 46 for IC Pin Function Description.
R1311
R1313
R1316
R1319
R1320
R1323
R1324
R1325
R1326
R1328
R1402
R1417
R1423
R1426
R1456
CN1306
R1486
R1487
R1388
R1489
R1491
R1492
R1493
R1497
R1389
R1391
R1392
R1393
R1394
R1395
R1605
R1607
R1608
R1606
R1401 C1404
R1378
R1377
R1376
R1375
R1474
R1373
R1372
R1371
R1370
R1369
R1368
R1367
R1366
C1362
R1357
R1356
R1355
R1354
R1353
D1303
R1500
R1614
R1613
R1612
C1602
Q1603
R1610
Q1604
R1609
R1343
R1344
R1345
R1346
R1347
R1348
R1349
R1350
R1337
R1336
R1335
R1334
R1333
R1434
R1433
D1201
R1301
R1302
R1303
R1304
R1305
R1306
R1307
C1316
R1309
X1301
C1311
C1310
X1302
R1424
R1425
R1428
R1429
R1430
R1412
C1312
D1305
C1403
CN1304
Q1605
D1202
C1301
D1203
C1218
C1220
EP1202
D1601
R1352
R1332
R1331
R1432
R1431
IC1302
R1418
R1318
R1321
R1420
C1402
R1421
C1401
R1382
R1383
R1397
R1483
R1482
R1400
Q1301
CN1305
Q1602
R1611
220k
0
0
100
47k
100
100
100
100
100
47k
10k
10k
10k
10k
9P
10k
10k
100
1k
3.3k
3.3k
3.3k
100
100
100
100
100
100
2.2k
2.2k
4.7k
10k
47k
0.1
100
100
100
100
1M
100
100
100
100
100
100
100
100
0.1
100
100
100
100
100
MC2836
10k
2.2k
2.2k
1k
0.0047
RT1N141C
2.2k
KTA1273Y-AT
47k
100
100
100
100
100
100
100
100
100
100
100
100
100
10k
10k
MC2836
100
100
100
100
100
100
100
0.1
10k
32.768KHz
22p
22p
5MHz
10k
10k
10k
4.7k
4.7k
10k
0.1
1SS355
0.1
7P
RT1N141C
MC2836
1000
6.3V
1SS355
0.1
0.1
1SS355
100
100
100
10k
10k
PST3629NR
0
100
100
10k
0.1
0
0.1
(SPZ50:AEP,UK,RU/SPZ70:AEP,UK,RU)
M30622MEP-A38FPU0 (TYPE B)
M30622MEP-B09FPU0 (TYPE C)
100
100
∗
10k
10k
100
2SC3052
KTA1273Y-AT
2.2k
A1
A2
A3
A4
A5
A6
A7
C1
C2
C3
C4
C5
C6
C7
100
1
2
3
82
83
94
95
91
92
93
88
82
83
88
92
23
24
25
26
28
33
34
39
40
41
42
1
8
1
9
2
1
35
36
37
43
44
45
46
47
48
49
50
54
5
5
5
6
53
51
7
6
7
7
78
7
9
80
4
4
94
95
93
91
5
8
59
60
6
1
66
67
68
65
6
3
6
9
70
7
1
72
73
7
5
38
32
31
90
89
84
7
9
80
89
90
5
7
31
32
1
2
3
∗
MGND
+MTR
+SOL
REC SW
PHOTO OUT
GND
DGND
KEY2
FL DATA
FL CLK
FL STB
DGND
LED DSGX
LED DIRECT
SIRCS
+3.3V
LED DSGX
LED DIRECT
BASS A
TREBLE A
BASS B
TREBLE B
KEY3 RETURN
EVER+3.3V
+6.2V
LED STANDBY
JOG
VOLUME
KEY3-1
KEY1
NC
(CHASSIS)
(1/3)
Q1604,1605
Q1602,1603
CAPSTAN/REEL MOTOR DRIVE
HALF SW
(SPZ70)
SPZ50:AEP,UK/
SPZ70:AEP,UK
SPZ50:RU,SP,AR,AUS/
(SPZ70)
RESET SWITCH
∗
R1497
470(SPZ70:E2,E51,MX,AR)
1k(SPZ50:AEP,UK/SPZ70:AEP,UK)
11P(SPZ50)
17P(SPZ70)
(SPZ70)
DDC GND
THE ASSEMBLED
BLOCK
SUPPLIED WITH
TAPE MECHANISM
DECK BLOCK
RESET SIGNAL GENERATOR
SPZ70:RU,E2,E51,MX,AR
220(SPZ50:RU/SPZ70:RU)
TRIGGER PLUNGER DRIVE
SPZ50:RU,SP,KR,AUS/
SPZ70:RU,E2,E51,MX,AR
SPZ50:AEP,UK,
RU/SPZ70
∗
R1397
4.7k(SPZ50:RU/SPZ70:E2,E51,MX,AR)
0(SPZ50:SP,KR,AUS)
Note: Refer to SUPPLEMENT-1 for the MAIN board of HCD-
SPZ70 Korean model.
Note: Refer to the Servicing Notes “NOTE OF REPLACING MAIN
BOARD, IC1301 (MAIN BOARD), C25 (POWER BOARD)
OR POWER BOARD” (page 4), when you exchange the
IC1301 or MAIN board.
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299