Schematic Diagram - Power Amp Board - Sony STR-DA5200ES Service Manual

6-46. SCHEMATIC DIAGRAM – POWER AMP Board –
Q Q
3 7 6 3 1 5 1 5 0
CN1751
7P
BIAS+
BIAS+
BIAS-
BIAS-
+PTRE
-PTRE
(Page 77)
SPOUT
CN1701
7P
BIAS+
BIAS+
BIAS-
BIAS-
+PTRE
-PTRE
(Page 77)
SPOUT
T E
L 1 3 9 4 2 2 9 6 5 1 3
CN1551
7P
BIAS+
BIAS+
BIAS-
BIAS-
+PTRE
-PTRE
SPOUT
(Page 77)
CNP1903
12P
SR BIAS+
SR BIAS-
SR SPOUT
SL BIAS+
SL BIAS-
SL SPOUT
FR BIAS+
FR BIAS-
FR SPOUT
(Page 73)
FL BIAS+
FL BIAS-
FL SPOUT
CN1501
7P
BIAS+
BIAS+
BIAS-
BIAS-
w w w
+PTRE
-PTRE
(Page 77)
SPOUT
STR-DA5200ES
R1765
100
Q1757
2SD2560
C1762
BOOSTER
22p L1751
500V
1.9µH
R1768
10
R1766
0.22X2
5W
R1767
100
Q1758
2SB1647
C1763
BOOSTER
22p
500V
C1712
R1715
22p
100
500V
Q1707
2SD2560
BOOSTER
L1701
1.9µH
R1718
10
R1716
R1717
0.22X2
100
5W
Q1708
2SB1647
C1713
BOOSTER
22p
500V
C1562
R1565
22p
100
500V
Q1557
2SD2560
BOOSTER
L1551
1.9µH
R1568
10
R1566
0.22X2
R1567
5W
100
Q1558
2SB1647
C1563
BOOSTER
22p
500V
R1515 C1512
100 22p
500V Q1507
2SD2560
BOOSTER
L1501
1.9µH
R1518
10
R1516
0.22X2
5W
R1517
100
Q1508
2SB1647
x a o BOOSTER
C1513 y
22p
500V
. i
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8
C1903
100
C1904 100V
100
100V
C1813
L1801
22p
1.9µH
500V
Q1808
2SB1647
BOOSTER
R1818
10
R1817
100
R1816
0.22X2
5W
R1815
100
Q1807
2SD2560
BOOSTER
C1812
22p
500V
L1851 C1863
22p
1.9µH
500V
Q1858
2SB1647
BOOSTER
R1868
10
R1867
100
R1866
0.22X2
5W
Q Q
R1865
3 7 6 3
100
Q1857
2SD2560
BOOSTER
C1862
22p
500V
L1601 C1613
22p
1.9µH
Q1608
500V
2SB1647
BOOSTER
R1618
10
R1617
100
R1616
0.22X2
5W
R1615
100
Q1607
2SD2560
BOOSTER
C1612
22p
500V
u 1 6 3
.
75 75
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2 4
9 9 8
CN1901
4P
+B
GND
-B
AGND
(Page 79)
CN1801
7P
SPOUT
-PTRE
+PTRE
BIAS-
BIAS-
BIAS+
(Page 77)
BIAS+
CN1851
7P
SPOUT
-PTRE
+PTRE
BIAS-
BIAS-
BIAS+
(Page 77)
BIAS+
1 5 1 5 0 8 9 2 4
CN1601
7P
SPOUT
-PTRE
+PTRE
BIAS-
BIAS-
BIAS+
(Page 77)
BIAS+
CNP1904
12P
-B
AGND
+B
SBL SPOUT
SBL BIAS-
SBL BIAS+
SBR SPOUT
SBR BIAS-
SBR BIAS+
(Page 73)
C SPOUT
C BIAS-
C BIAS+
m
SB R CN1852 SB R
SB L CN1802 SB L
c o
REAR R CN1752 REAR R
C CN1602 C
REAR L CN1702 REAR L
FRONT R CN1552 FRONT R
(Page 87)
FRONT L CN1502 FRONT L
STR-DA5200ES
2
9 9
9 8 2 9 9