Schematic Diagram - A Class Amp Board (1/2) - Sony STR-DA3300ES Service Manual

STR-DA3300ES/DG1100
6-27. SCHEMATIC DIAGRAM – A CLASS AMP Board (1/2) –
1
A
B
C
D
L
E
BIAS
BOARD
CN1910
(Page 63)
F
M
CONNECTOR 3
BOARD
CN1202
(Page 51)
G
H
I
J
STR-DA3300ES/DG1100
2 3 4
A CLASS AMP BOARD (1/2)
Q1701-1705
R1703
PRE DRIVE
220
Q1702
2SA1038S-RSE-TP
C1702
100p
-2 -1
C1701
4.7
R1706
50V
R1702
100k
C1703
100p
CN1907
4P
NC 1
NC
2
NC 3
NC
4
C1710
CN1504 R1713 220
12P 3.9k
16V
1/3W
GND 12
SR 11
10
GND
GND 9
SL 8
R1553
R1701
GND 7 220
1k
GND 6
FRONT-R 5
Q1552
R1551
2SA1038S-RSE-TP
GND 4
1k
GND
3
FRONT-L 2
GND 1
Q1551-1555
PRE DRIVE
C1551
C1552
4.7
100p
50V
-2 -1
R1552
R1556
100k
3.3k
C1553
100p
R1557
R1563 C1560
3.9k 220
1/3W 16V
5 6 7
R1704 R1711
220 100
Q1705
Q1703
R1751
2SA949-OY
1k
2SA1038S-RSE-TP
C1707
7p
500V
C1704
R1705
680p
180
C1752
100p
R1752
100k
Q1701
2SC5169-FG C1708
C1715
330
5p
3.3k
25V
500V
R1763
3.9k
Q1704
1/3W
2SC2229-OY
C1705
100
25V R1712
10k
1/2W
R1707
2.2k
R1714
100k
1/2W
C1711
5p
500V
R1709
27k
1/2W
R1503
R1554
R1561
220 220
100
Q1555
Q1553
2SA949-OY
2SA1038S-RSE-TP
C1554
R1555
680p
180
R1505
C1557 180
7p
500V
C1558
Q1551
330
2SC5169-FG
25V
C1502
100p
C1565
5p
500V
R1564
R1502
R1559
100k
100k
27k
1/2W
1/2W
Q1554
2SC2229-OY
C1555
100
25V R1562
10k
1/2W
2.2k
R1513
3.9k
1/3W
R1501
1k
54 54
8 9 10
R1753 R1754
R1761
220 220 100
Q1752
Q1755
2SA1038S-RSE-TP Q1753
2SA949-OY
2SA1038S-RSE-TP
C1757
7p
R1755
C1754
500V
180 680p
Q1751
2SC5169-FG
-2 -1
C1751
4.7
50V
R1756
3.3k
C1753
100p
C1761
C1760 5p
Q1754
500V R1759
220
2SC2229-OY
27k
16V
1/2W
Q1751-1755
R1764
PRE DRIVE
100k
1/2W
R1757
C1765
C1755
2.2k 5p
C1758
100
330
500V
25V
25V
R1762
10k
1/2W
Q1501-1505
PRE DRIVE
R1504
220 R1511
Q1502
100
2SA1038S-RSE-TP
Q1505
2SA949-OY
Q1503
2SA1038S-RSE-TP
C1507
7p
500V
C1504
680p
C1508
330
25V
Q1501
2SC5169-FG C1515
5p
500V
-2 -1
C1501
4.7
50V
R1514
R1506
100k
3.3k R1512
1/2W
C1503 10k
100p 1/2W
R1509
27k
Q1504
1/2W
2SC2229-OY
C1505
R1507 100
25V
2.2k
C1510
220
16V
11 12
CN1905
12P
1 SR BIAS+
2 SR BIAS-
3 SR SPOUT
4 SL BIAS+
R
5 SL BIAS-
6 SL SPOUT
POWER
FR BIAS+
7
AMP
8 FR BIAS- BOARD
CN1903
FR SPOUT
9
(Page 57)
FL BIAS+
10
11 FL BIAS-
FL SPOUT
12
1
1
A CLASS
AMP
BOARD
(2/2)
2
(Page 55)