Printed Wiring Board - Bias Board - Sony STR-DA5200ES Service Manual

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STR-DA5200ES
6-47. PRINTED WIRING BOARD – BIAS Board –
1
2
3
BIAS BOARD
A
E
B
R1828
E
E
E
CNP1802
R1822
1
CNP1851
1
7
1
2
CNP1801
R1824
(FOR ADJUSTMENT)
Q1821
C
B
C
E
POWER AMP
BC
BD
BOARD
(CHASSIS)
CN1751
(Page 74)
STR-DA5200ES
• See page 39 for Circuit Boards Location.
4
5
6
E
E
E
E
E
E
CNP1852
CNP1602
7
1
2
1
7
1
2
1
CNP1501
CNP1601
R1622
(FOR ADJUSTMENT)
R1624
R1524
R1522
(FOR ADJUSTMENT)
Q1871
Q1621
B
C
E
B
C
E
POWER AMP
BE
POWER AMP
BOARD
BOARD
CN1701
CN1551
(Page 74)
(Page 74)
: Uses unleaded solder.
7
8
9
E
E
E
E
E
E
CNP1552
CNP1502
7
1
2
1
CNP1551
7
1
2
1
CNP1701
R1724
(FOR ADJUSTMENT)
(FOR ADJUSTMENT)
R1574
R1722
R1572
RV1551
C1571
Q1521
B
C
E
POWER AMP
POWER AMP
POWER AMP
BF
BJ
BH
BOARD
BOARD
CN1501
CN1601
(Page 74)
(Page 74)
(Page 74)
76
76
10
11
12
(Page 72)
A CLASS BOARD
AZ
CNP1901
10
1
E
CN1902
IC1901
E
R1916
E
Q1905
D1903
E
E
R1912
E
R1911
CNP1702
E
D1904
7
1
2
E
C1905
RV1701
(FOR ADJUSTMENT)
JW1202
JW1205
Q1571
Q1721
B
C
E
IC1905
IC1903
B
C
E
1
3
1
3
BOARD
CN1851
• Semiconductor Location
Ref. No. Location
D1521
A-6
D1522
A-7
D1571
A-7
D1572
A-8
D1621
A-4
D1622
A-5
D1721
A-9
D1722
A-10
D1771
B-13
D1772
B-13
D1821
B-2
D1822
A-2
D1871
A-3
D1872
A-4
D1901
B-11
D1902
B-11
D1903
B-11
D1904
B-11
D1905
A-12
D1906
C-12
IC1901
A-13
IC1903
C-11
IC1905
C-11
Q1521
C-8
Q1522
B-7
Q1523
B-6
Q1524
B-7
13
14
15
R1919
R1918
R1785
R1781
R1783
(Page 74)
D1772
E
E
R1782
POWER AMP
BG
R1778
R1777
BOARD
D1771
CN1801
1
7
(FOR ADJUSTMENT)
CNP1751
CNP1752
1
2
Q1771
11
B
C
E
EB1901
1-869-758-
(13)
(CHASSIS)
Ref. No. Location
Q1571
C-10
Q1572
B-8
Q1573
B-8
Q1574
B-9
Q1621
C-6
Q1622
B-5
Q1623
B-5
Q1624
B-6
Q1721
C-12
Q1722
B-10
Q1723
B-9
Q1724
B-10
Q1771
C-14
Q1772
B-14
Q1773
B-14
Q1774
B-13
Q1821
C-2
Q1822
B-2
Q1823
B-2
Q1824
B-3
Q1871
C-4
Q1872
B-4
Q1873
B-3
Q1874
B-4
Q1904
B-11
Q1905
B-11
Q1906
B-12
Q1907
B-12
Q1908
B-12

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