Schematic Diagram - 2Ch. Au Board (2/3) - Sony STR-DB2000 Service Manual

STR-DA2000ES/DB2000
Q Q
3 7 6 3 1 5 1 5 0
T E
L 1 3 9 4 2 2 9 6 5 1 3
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6-13. SCHEMATIC DIAGRAM – 2CH. AU Board (2/3) – •
(2/3)
EP601
(CHASSIS)
IC301(1/2)
M5218AFP
R432 C433
100k 2.2 C434
50V 100p
R434 R435 R436
180 8.2k 100k
R433 C435
C436 C437
100k 220
0.0091 0.033
10V
C535
R532 R533
220
100k 100k
10V
C536 C537
R534 0.0091 0.033
180
R535 R536
8.2k 100k
ZZ1
ZZ2
C534
100p
ZZ3
C533
2.2
C632 50V IC301(2/2)
0.022 M5218AFP
C486 R485
2200p 33
INPUT SELECT
IC151
TC9273N-004
C487
C485 0.1
2200p
(Page 27)
R486
33
ZZ4
ZZ5
ZZ6
R585
33
INPUT SELECT
IC201
TC9273-014
C587
0.1
R586
33
ZZ7
x a o
y
. i
http://www.xiaoyu163.com
See page 69 for IC Block Diagrams.
C631
0.022
C438
2.2
50V
R437
100
EQ AMP
R438 R439
100k 470
R537
100
C538
2.2 R539
50V 470
C488 R487
100p 0
R685
33
C686
2200p
R488
0
C685
2200p
Q Q
3 7 6
R686
33
R489
0
R689
C588 R587
100p 0
JW622
R588
0
R589
0
u 1 6 3
.
28 28
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2 4
8 9 9
R410
1k
BUFFER
IC604
M5218AFP
R461
47k
R561
47k
JW624
R510
1k
(STR-DA2000ES)
R688 0
R687 0
C688
100p
C687
0.1
3 1 5 1 5 0 8 9 2
INPUT SELECT
IC171
TC9273N-013
0
(STR-DB2000)
C579 C479 R529
100p 100p 47k
JW621
R429
47k
BUFFER
IC622
M5218AFP
m
c o
(Page 29)
2
8 9 9
CNP605
12P
TUNER-LCH
ANALOG-GND
TUNER-RCH
ANALOG-GND
COM-LCH
ANALOG-GND
COM-RCH
A+10V
ANALOG-PS-GND
(Page 34)
A-10V
A+2.5V
A+5V
4 9 8 2 9 9
CNP610
3P
V3-RCH
V3-GND
V3-LCH
(Page 65)