Schematic Diagram - Power Amp Board - Sony STR-DA3300ES Service Manual

6-30. SCHEMATIC DIAGRAM – POWER AMP Board –
1 2 3
AA
A
POWER AMP BOARD
B
R1766
0.22 x2
5W
C
Q1507, 1508, 1557, 1558,
Q1607, 1608, 1707, 1708,
Q1757, 1758, 1807, 1808,
Q1857, 1858
BOOSTER
L1751
D
JH1008
E
Q1757
MN2488-
OPY-MK
F
C1762
22p
500V
R1765
100
G
H
I
PROTECTOR (SURR)
BOARD
CN1701
(Page 61)
STR-DA3300ES/DG1100
4 5 6 7
(Page 65)
S_SPTM BOARD
CN4002
JH1001
R1716
0.22 x2 Q1708
5W MP1620-
OPY-MK
Q1758
MP1620-
OPY-MK
R1768
10
C1713
22p
C1763 500V
22p
500V R1717
100
R1767
100
JH1010
JH1009
C1562
C1712 22p
500V
22p
500V Q1707
MN2488-
OPY-MK
R1718
L1701
10
R1715
100
L1551
R1565
100
R1568
10
Z R
PROTECTOR (F-C)
A CLASS AMP
BOARD (1/2) BOARD
CN1905 CN1571
(Page 54) (Page 59)
8 9 10
JH1004
JH1002
R1566 R1516
0.22 x2
0.22 x2
5W 5W
Q1558
MP1620-
C1563
OPY-MK
22p
500V
R1517
100
R1567
100
JH1011
Q1557
L1501
MN2488-
Q1507
OPY-MK C1612
MN2488-
22p
OPY-MK
500V
R1518
10
C1512
22p
500V
R1515
100
Y
PROTECTOR (F-C)
57 57
11 12 13 14
JH1005 JH1006
R1616
R1866
Q1608
0.22 x2 0.22 x2
MP1620-
5W
5W
OPY-MK
Q1508
MP1620-
OPY-MK
L1851
C1513 R1618
R1617 C1613
22p L1601
10 22p
100
500V
500V
JH1012 JH1013
Q1857
MN2488-
Q1607 OPY-MK
C1862
MN2488-
22p
OPY-MK
500V
R1865
100
R1615
100
W V
PROTECTOR (SB)
BOARD
BOARD
CN1521
CN1871
(Page 59) (Page 61)
STR-DA3300ES/DG1100
15 16 17 18
JH1007
R1816
0.22 x2
5W
Q1808
MP1620-
OPY-MK
Q1858
MP1620-
C1813
OPY-MK
22p
500V
R1868
10
R1867
C1863
100 22p
500V
R1818
10
L1801
Q1807
MN2488-
OPY-MK
C1812
22p
R1815
500V 100
R1817
100
C1903
100
100V
C1904
100
100V
S
X
MAIN BOARD
A CLASS AMP
BOARD (2/2) (4/4)
CN1906 CN1005
(Page 55) (Page 71)