Schematic Diagram - Digital Board (3/5) - Sony STR-K685 Service Manual

STR-K685
Q Q
4-7. SCHEMATIC DIAGRAM – DIGITAL BOARD (3/5) –
3 7 6 3 1 5 1 5 0
1 2 3
A
DIGITAL BOARD
B
C
D
E
T E
L 1 3 9 4 2 2 9 6 5 1 3
F
G
CL043
15
C LINK_L
AGND 14
CL042
C LINK_R 13
12
T.L OUT
H
GND 11
T.R OUT 10
9
L IN
F
GND 8
MAIN
R IN 7
BOARD
6
R OUT
(1/4)
CL040
+7V 5
CNP501
I
L OUT 4
(Page 25)
SW OUT 3
CL041
2
MAIN AGND
CL045
C OUT 1
CNS501
15P
J
w w w
K
STR-K685
• See page 33, 34 for IC Block Diagrams.
4 5 6
DIGITAL BOARD
9
(1/5)
(Page 18)
80
84
(3/5)
C1362 R1474
0.01
10k
C1494
0.1
FB1453
0uH
C1454
0.1
C1457
10
50V
20 19 18 17 16 15
IC1401
AD CONVERTER
IC B/D
1 2 3 4 5 6
R1410
470
C1401
C1407 C1406
0.1
10 10
50V 50V
R1411 C1402
C1415
47 16V
470
0.01
C1001
C1002
470
0.47
10V
2
G
1 O 3
I
5.1
7
IC1001 TA7805S
IC1001
+5V REG
R
R1486
C1448
C1487 1k 10
2200p
50V
C1438
C1547
10
R1446
2200p
50V
1k
L
SW
R1476
C1566 C1468
1k
2200p 10
50V
x a o
y
C1569
2200p
C
. i
R1436
C1428
1k
10
50V
http://www.xiaoyu163.com
7 8 9 10
85 87
86
C1455
C1450
10
0.1
50V
R1469
100
36 35 34 33 32 31
3.2
37 RST(A_LOW)
2.3
38 SCKI
39 SCKO
1.6
40 BCK
1.6
Q Q 41 LRCK
IC1452
3 7 6
FB1452
42 TEST
0uH
3.3
AUDIO CODEC
43 VDD
44 DGND
1.3 IC1452
45 DATA1
PCM1602APT
1.3
46 DATA2
C1403 1.3
IC B/D
10
47 DATA3
50V
48 ZEROA
C1005
C1404 0.1
0.1
C1004
0.1
14 13 12 11
1 2 3 4 5 6
7 8 9 10
C1409
0.01
R1407
100
u 1 6 3
.
20 20
http://www.xiaoyu163.com
2 4
8 9 9
11 12 13
TUNER_L
TUNER_R
R1556 100
PCM1609_SCK
PCM1803_LRCK
PCM1803_BCK
JR1008
DOUT
R1504
PCM1609_DATA3
R1506
PCM1609_DATA2
R1505
PCM1609_DATA1
R1502
PCM1609_LRCK
R1503
PCM1609_BCK
PCM1609/1803_RST
1501~1503
1SS367-T3SONY
PCM1609_ML
PCM1609_MDI
R1530
100k
PCM1609_MC
PCM1609_MDO
30 29 28 27 26 25
5.1
VCC3 24
AGND3 23
5.1
VCC4 22
AGND4 21
VOUT8(1602_NC) 20
3 1 5 1 5 0 8 9 2
AGND6 19
5.1
VCC5 18
AGND5 17
C1491
10
VOUT7(1602_NC) 16
50V
2.6
VCOM 15
2.6
VOUT1 14
2.6
VOUT2 13
7 8 9 10 11 12
R1408
R1400
0
0
R1425 R1464
0 0
C1458
50V R1466
m
10 1k
C1568
2200p
c o
C1418
C1567
50V
R1426 2200p
10
1k
2
8 9 9
14 15
31
30
FB1503 0uH
32
33
34
0
35
100
39
100
41
100
10
40
100
36
DIGITAL
220
37 BOARD
(2/5)
(Page 19)
44
45
ADCC_INT
46
47
48
49
50
51
4 9 8 2 9 9
13
DIGITAL
BOARD
(5/5)
(Page 22)
53
55
No mark:FM