Sony STR-K890 - 4-7. Schematic Diagram - Digital Board (3;5)

2020
STR-K890
STR-K890
4-7. SCHEMATIC DIAGRAM – DIGITAL BOARD (3/5) –
• See page 38 for IC Block Diagrams.
F
MAIN
BOARD
(1/4)
CNP501
(Page 24)
9
DIGITAL BOARD
(1/5)
(Page 18)
No mark:FM
3.3
2.6 2.6 2.6 4.9 5.1 3.2 1.7
1.6
1.4 1.7
3.2
3.3
2.6
5.1
2.3
1.6
1.6
3.3
1.3
1.3
1.3
3.3 0 0 3.3 5 5.1
2.6 2.6 2.6
5.1
2.6
5.1
2.6
2.6
2.6
2.6
5.1
-7
0
0
0
7
0.1
0.1
0.1
7 0
0
0
-7
7
2.6
2.6
0.1 -7
0.1
0.1
0.1
0.1
0.1
0.1
7 7
0.1
0.1
2.6
0.1
2.6
2.6
-7
0.1
C1004
C1005
0.1
1SS367-T3SONY
D1003
1SS367-T3SONY
D1004
8
7
6
54
3
2
1
NJM4565M(TE2)
IC1403
680p
C1441
680p
C1483
330p
C1442
330p
C1481
0
R1445
0R1484
6.8k
R1444
6.8k
R1483
50V
10
C1448
50V
10
C1468
50V
10
C1438
50V
10
C1428
50V
10
C1418
50V
10
C1458
1k
R1486
1k
R1446
1k
R1476
1k
R1436
1k
R1426
1k
R1466
2200p
C1487
2200p
C1547
2200p
C1566
2200p
C1569
2200p
C1568
2200p
C1567
8
7
6
54
3
2
1
NJM4565M(TE2)
IC1404
680p
C1432
330p
C1473
6.8k
R1434
0
R1435
330p
C1433
6.8k
R1473
680p
C1474
8
7
6
54
3
2
1
NJM4565M(TE2)
IC1405
680p
C1422
330p
C1463
6.8k
R1424
0R1464
0
R1425
330p
C1423
6.8k
R1463
680p
C1462
8
7
6
54
3
2
1
NJM4565M(TE2)
IC1406
330p
C1453
6.8k
R1414
0R1455
330p
C1413
6.8k
R1454
680p
C1451
2200p
C1557
50V
10
C1478
I
O
G
TA7805S
IC1001
10V
470
C1001
0.1
C1401
0.1
C1404
16V47
C1402
50V
10
C1403
6.8k
R1491
6.8k
R1492
R1493
6.8k
6.8k
R1494
6.8k
R1495
6.8k
R1421
6.8k
R1470
0.1
C1454
50V
10
C1457
0uH
FB1453
0uH
FB1452
0.1
C1450
0.1
C1494
50V
10
C1455
10k
R1474
D1501 D1502 D1503 D1504
100k
R1530
100R1502
100R1504
100R1505
100R1506
100R1507
100R1556
220R1503
0uHFB1503
123456789101112
13
14
15
16
17
18
19
20
21
22
23
24
252627282930313233343536
37
38
39
40
41
42
43
44
45
46
47
48
PCM1609APT
IC1452
ZERO1 ZERO2 ZERO3 ZERO4 ZERO5 ZERO6 NC NC VOUT6 VOUT5 VOUT4 VOUT3
VOUT2
VOUT1
VCOM
VOUT7(1602_NC)
AGND5
VCC5
AGND6
VOUT8(1602_NC)
AGND4
VCC4
AGND3
VCC3
AGND2
VCC2
AGND1
VCC1
NC
ZERO7(1602_NC)
DATA4(1602_NC)
ZERO8(1602_NC)
MDO
MDI
MC
ML
RST(A_LOW)
SCKI
SCKO
BCK
LRCK
TEST
VDD
DGND
DATA1
DATA2
DATA3
ZEROA
50V
10
C1491
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CNS501
C OUT
MAIN AGND
SW OUT
L OUT
+7V
R OUT
R IN
GND
L IN
T.R OUT
GND
T.L OUT
C LINK_R
AGND
C LINK_L
680p
C1411
1k
R1416
6.8k
R1490
0.1
C1461
0.1
C1460
0.1C1471
0.1
C1472
0.1
C1475
0.1
C1420
R1641
10k
R1645
10k
R1642
10k
R1644
10k
R1643
10k
R1640
10k
20
19 18
17 16 15 14 13
12 11
109
87654
321
PCM1803DBR
IC1401
LIN RIN
V REF 1 V REF 2
VCC
AGND PDWN
BYPASS
FSYNC
LRCK BCK
DOUT
DGND
VDD
SCK OSR
FMT0 FMT1
MODE0 MODE1
100
R1407
0.1C1408 0.1C1405
470
R1411
470R1410
50V
10
C1406
50V
10
C1407
0.01
C1415
0.01C1414
0
R1409
0.01
C1409
CL040
CL041
100
R1469
0R1602
0.47
C1002
CL042
CL043
0uH
FB1403
0uH
FB1405
100
R1401
CL045
0
JR1008
0.01
C1362
PCM1609_DATA4
PCM1609_DATA2
PCM1609_DATA1
PCM1609_BCK
SL-CH
C-CH
SW
PCM1609_ML
PCM1609_MDI
PCM1609_MC
PCM1609_MDO
PCM1609_DATA3
ADCC_INT
PCM1609_SCK
PCM1609_LRCK
SBL-CH
SR
SL
C
L-CH
L
R-CH
SR-CH
PCM1803_LRCK
PCM1803_LRCK
PCM1609/1803_RST
PCM1803_BCK
PCM1803_BCK DOUT
SW-CH
TUNER_L
DOUT
TUNER_R
30
31
32
33
34
36
37
39
40
41
42
44
45
46
47
48
49
50
51
52
53
54
55
80
818283 84 86
8785
1501~1504
1SS367-T3SONY
DIGITAL BOARD
(3/5)
IC B/D
IC1452
IC B/D
AD CONVERTER
AUDIO CODEC
IC1001
IC1403
IC1401
IC1404
IC1405
IC1406
+5V REG
AMP
AMP
AMP
AMP
3
1
2
10
DIGITAL
BOARD
(2/5)
(Page 19)
13
DIGITAL
BOARD
(5/5)
(Page 22)
35
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