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Printed Wiring Board - Bias Board - Sony STR-DA6400ES Service Manual

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STR-DA6400ES
Q Q
3 7 6 3 1 5 1 5 0

6-78. PRINTED WIRING BOARD - BIAS Board -

1
2
3
A
B
C
(Page 124)
BU
PROTECTOR (SB)
BOARD
CN1801
14
CN1803
BIAS BOARD
JW1066
JW1067
D
R1872
R1821
R1824
RV1801
RV1851
R1874
R1822
C1821
Q1821
E
B
E
C
• Semiconductor
T E
L
1 3 9 4 2 2 9 6 5 1 3
Location
Ref. No. Location
D1904
C-5
D1905
C-6
D1908
B-5
D1909
B-5
D1910
C-5
IC1901
D-6
Q1521
E-8
Q1571
E-11
Q1621
E-6
Q1721
E-13
Q1771
E-15
Q1821
E-2
Q1871
E-4
Q1904
B-5
Q1905
C-5
Q1906
C-5
Q1907
C-6
Q1908
C-6
w w w
STR-DA6400ES
• See page 43 for Circuit Boards Location.
4
5
6
7
(Page 69)
AM
A-CLASS AMP
BOARD
CN1908
1
8
CN1911
JW1076
D1908
D1909
E
B
Q1904
JW1163
R1923
R1913
JW1164
R1929
Q1906
Q1907
E
B
E
B
E
B
Q1905
C1907
R1914
R1915
R1911
JW1162
Q1908
C1905
C1906
B
E
D1910
D1905
R1916
R1912
C1908
JW1075
D1904
5
8
IC1901
1
4
1
R1871
RV1601
R1621
R1622
C1871
C1621
R1624
Q1871
Q1621
E
B
E
B
C
C
x
a o
.
i
http://www.xiaoyu163.com
: Uses unleaded solder.
8
9
10
(Page 122)
(Page 122)
BT
PROTECTOR (F-C) BOARD
BS
PROTECTOR (F-C) BOARD
CN1503
CN1501
8
1
10
1
CN1513
CN1512
R1522
RV1501
RV1551
C1521
R1521
R1524
Q1521
B
E
C
Q
Q
3
7
u 1 6 3
y
106
106
2
4
8
9
9
11
12
13
(Page 69)
AH
A-CLASS AMP
BOARD
CN1907
1
4
CN1910
BR
PROTECTOR (SURR) BOARD
14
CN1705
R1721
R1722 R1724
R1571
R1572 R1574
RV1701
C1721
C1571
Q1571
Q1721
B
E
B
E
C
C
6
3
1
5
1
5
0
8
9
m
c o
.
2
8
9
9
14
15
16
(Page 124)
CN1704
1
JW1090
R1772
R1774
R1771
C1771
RV1751
Q1771
11
B
E
C
(12)
1-876-806-
2
4
9
8
2
9
9

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