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STR-K980
Q Q
3-7. SCHEMATIC DIAGRAM – DIGITAL BOARD (3/5) –
3 7 6 3 1 5 1 5 0
T E
L
1 3 9 4 2 2 9 6 5 1 3
CNS501
15P
w w w
STR-K980
• See page 38, 39 for IC Block Diagrams.
FB1453
R1402
2.2k
C1404
IC1401
0.1
PCM1800E/2K
R1401
1k
C1409
0.1
R1407
C1403
10 50V
R1403
100
10k
C1408
470p
C1406
4.7
50V
C1405
470p
C1402
47
16V
C1407
4.7
50V
C1401
0.1
FB1405
C1448
10
50V
R1486
C1487
1k
C1483
0.0022
680p
R1483
6.8k
C1438
C1547
IC1403
R1446
10
0.0022
NJM4565M(TE2)
1k
50V
C1481
330p
C1566
R1476 C1468
0.0022
1k 10 50V
R1484
0
C1569
R1436
0.0022
1k
C1567
0.0022
R1466
C1568
1k
0.0022
C1428
10 50V
C1458
10 50V
R1426
1k
C1418
10 50V
x
a o
y
.
i
http://www.xiaoyu163.com
C1450
0.1
R1474
10k
C1460
C1494
10
0.1
50V
C1457
C1454
0.1
10 50V
IC1452
PCM1609APT
Q
Q
3
7
6
FB1452
R1492
6.8k
R1495
6.8k
R1444
C1441
6.8k
680p
C1462
R1473
R1463
680p
8.2k
C1463
C1472
330p
C1442
IC1404
R1434
C1432
330p
0.1
NJM4565M(TE2)
6.8k
680p
C1473
0.1
C1433
R1445
330p
0
R1464
0
R1435
0
u 1 6 3
.
22
22
http://www.xiaoyu163.com
2
4
8
9
9
C1491
10 50V
3
1
5
1
5
0
8
9
2
R1460
R1471
0
C1451
R1454
IC1406
680p
6.8k
IC1405
NJM4565M(TE2)
R1424
NJM4565M(TE2)
6.8k
C1422
C1453
6.8k
680p
330p
C1423
330p
R1455
0
R1425
0
C1478
R1416
10 50V
IC1001
TA7805S
m
C1001
C1002
470
0.1
10V
c o
2
8
9
9
4
9
8
2
9
9
R1421
6.8k
C1411
680p
R1414
6.8k
C1413
330p
1k
C1557
0.0022
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