Schematic Diagram - Main Board (1/5) - Sony STR-DN850 Service Manual
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- Service manual (106 pages) ,
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6-30. SCHEMATIC DIAGRAM – MAIN Board (1/5) –
1
2
3
MAIN
BOARD
A
(1/5)
C1548
R1544
0.1u
0
C1545
47u 25V
R1550
L1550
4.7
R1559
B
100k
D1536
DZ2J051M0L
R1551
C1554
10
0.01u
R1569
R1568
R1547
47k
6.8k
CL1888
C1578
R1549
R1557
22k
0.022u
47k
CL1892
CL1890
R1548
Q1555
R1564
22k
C
MSB92T1G
15k
R1565
CURRENT DETECT
1.5k
0
-0.7
-0.7
-59
CL1893
Q1554
MSB92T1G
C1551
0
0
CURRENT
220p
DN860
CL1891
DETECT
R1480
0.22
R1558
R1553
R1552
6.2k
0.22
4.7k
D
DN1060
Q1550
Q1551
MN2488-OPY-MK
MP1620-OPY-MK
BOOSTER
BOOSTER
-58
58
0
0
C
E
E
C
SL -VE
SL +VE
B
B
1.1
-1.1
C1592
C1591
E
47p
47p
CL1889
R1554
R1567
R1555
R1566
100
100
22k
560
R1556
CL1550
-0.6
2.2k
Q1553
2SD2114K
0.4
-1.1
LIMITER
R1381
0.4
6.8k
CL1551
Q1552
CL1552
F
2SA1162-G
1.1
LIMITER
-1.1
C1558
47u 25V
Q1570, Q1670, Q1820, Q1870
HN4A06J-GRBL (TE85R)
R1573
220
G
R1579
R1574
56k
220
59
Q1570
0.1
C1881
4p
-57
0.6
R1570
59
B
E
B
1.1
4.7k
C
C
Q1572
C1581
KTA1024-Y
0.1
-57
4p
R1571
PWR AMP
4.7k
C1586
R1572
H
47p
4.7k
C1570
R1576
16.3
3300p
470
-56.4
Q1574
KTC3206-Y
PWR AMP
R1577
R1575
-57
2.2k
2.2k
Q1575
KTC3206-Y
PWR AMP
D1572
-57
-1.1
DA2J10100L
C1585
D1571
R1578
I
47p
DA2J10100L
270
-56.4
C1582
12p
DN1060
R1580
68k
C1564
R1561
100p
68k
R944
68k
DN1060
R1588
R943
2.2k
2.2k
DN1060
J
DN860
R1587
R942
1k
1k
DN860
C1560
C1563
10u
220u
50V
10V
K
[SL]
14
15
>056S
MAIN BOARD (2/5)
(Page 66)
STR-DN860/DN1060
4
5
6
CL1865
R1850
R1800
L1850
L1800
4.7
4.7
R1859
R1809
100k
100k
CL1864
CL1866
CL1870
R1851
C1854
C1804
R1801
10
0.01u
0.01u
68k
10
R1868
R1869
CL1867
68k
47k
CL1871
C1878
C1828
R1857
R1807
0.022u
0.022u
47k
47k
Q1855
Q1805
R1864
MSB92T1G
MSB92T1G
15k
R1865
R1815
CURRENT DETECT
CURRENT DETECT
1.5k
1.5k
0
-0.7
-0.7
-59
0
-0.7
CL1869
Q1854
MSB92T1G
C1851
0
0
C1801
0
CURRENT
220p
220p
DN860
DN860
DETECT
R1481
R1482
0.22
0.22
R1858
R1853
R1808
R1803
R1852
R1802
6.2k
0.22
6.2k
0.22
4.7k
4.7k
DN1060
DN1060
Q1850
Q1851
Q1800
MN2488-OPY-MK
MP1620-OPY-MK
MN2488-OPY-MK
MP1620-OPY-MK
BOOSTER
BOOSTER
BOOSTER
-58
-58
58
0
0
58
0
C
E
E
C
E
C
SBR +VE
SBR -VE
C +VE
C -VE
B
B
B
1.1
-1.1
1.1
C1892
C1891
C1842
47p
47p
47p
R1854
R1867
R1804
R1855
R1805
R1866
100
100
100
22k
22k
560
R1856
R1806
CL1850
-0.6
-0.6
2.2k
2.2k
Q1853
2SD2114K
0.4
-1.1
LIMITER
0.4
R1382
0.4
R1383
0.4
6.8k
CL1851
6.8k
CL1801
Q1852
Q1802
CL1852
2SA1162-G
2SA1162-G
1.1
1.1
LIMITER
-1.1
C1858
47u 25V
LIMITER
-1.1
C1808
PWR AMP.
R1873
R1823
220
220
R1829
R1879
56k
R1874
R1824
56k
220
220
59
59
Q1870
0.1
0.1
Q1820
59
59
R1870
1.1
1.1
R1820
-57
0.6
B
B
-57
B
B
E
4.7k
4.7k
E
Q1872
Q1822
C
C
C
C
KTA1024-Y
KTA1024-Y
R1871
R1821
0.1
-57
PWR AMP
PWR AMP
-57
0.1
4.7k
4.7k
C1886
R1872
R1822
C1836
47p
4.7k
4.7k
47p
C1870
C1820
R1876
R1826
16.3
16.3
3300p
3300p
Q1874
Q1824
470
-56.4
-56.4
470
KTC3206-Y
KTC3206-Y
PWR AMP
PWR AMP
R1877
R1827
R1875
-57
-57
R1825
2.2k
2.2k
2.2k
Q1875
Q1825
2.2k
KTC3206-Y
KTC3206-Y
PWR AMP
PWR AMP
D1871
D1821
-57
-1.1
-1.1
-57
DA2J10100L
DA2J10100L
R1878
R1828
D1872
D1822
270
270
DA2J10100L
-56.4
C1885
C1835
-56.4
DA2J10100L
47p
47p
C1862
C1812
100p
100p
C1882
12p
R1889
68k
R1861
R1811
DN1060
68k
68k
R947
68k
DN860
DN860
DN1060
DN860
R1888
R946
R945
R1887
2.2k
2.2k
1k
1k
R1837
R948
1k
1k
DN1060
C1863
C1860
C1810
220u
10u
10u
10V
50V
50V
[SBR]
[C]
16
17
7
8
9
10
R1650
R1750
L1650
L1750
4.7
4.7
R1659
100k
R1651
C1654
R1751
10
0.01u
10
R1819
R1669
R1818
R1668
68k
68k
47k
47k
C1678
R1657
C1778
0.022u
47k
0.022u
Q1655
Q1755
R1814
R1664
MSB92T1G
MSB92T1G
15k
15k
R1665
CURRENT DETECT
CURRENT DETECT
1.5k
-0.7
-59
0
-0.7
-0.7
-59
0
CL1873
CL1872
Q1804
Q1654
MSB92T1G
MSB92T1G
0
C1651
0
0
C1751
CURRENT
CURRENT
220p
220p
DN860
DETECT
DETECT
R1483
0.22
R1658
R1653
R1652
R1752
6.2k
0.22
4.7k
4.7k
DN1060
Q1801
Q1650
Q1651
MN2488-OPY-MK
MP1620-OPY-MK
MN2488-OPY-MK
BOOSTER
BOOSTER
BOOSTER
BOOSTER
-58
0
58
0
0
58
E
C
E
E
C
C
C
SBL +VE
SBL -VE
B
B
B
B
-1.1
1.1
-1.1
C1841
C1692
C1691
C1792
47p
47p
47p
47p
R1817
R1654
R1667
R1754
R1655
R1755
R1816
R1666
100
100
100
100
22k
560
560
R1656
R1756
CL1800
CL1650
-0.6
2.2k
Q1803
Q1653
2SD2114K
2SD2114K
-1.1
LIMITER
0.4
-1.1
LIMITER
R1384
0.4
R1385
6.8k
CL1651
Q1652
Q1752
CL1802
CL1652
2SA1162-G
2SA1162-G
1.1
LIMITER
-1.1
LIMITER
47u 25V
C1658
47u 25V
R1673
R1623
220
220
R1679
R1674
R1624
56k
220
220
59
59
C1681
Q1670
0.1
59
59
R1670
1.1
1.1
4p
-57
0.6
0.6
B
B
E
4.7k
Q1672
Q1622
C
C
C1831
KTA1024-Y
KTA1024-Y
R1671
PWR AMP
4p
0.1
-57
PWR AMP
4.7k
C1686
R1672
R1622
47p
4.7k
4.7k
C1670
R1676
16.3
16.3
3300p
470
Q1674
Q1624
-56.4
KTC3206-Y
KTC3206-Y
PWR AMP
PWR AMP
R1677
R1675
-57
-57
2.2k
2.2k
Q1675
Q1625
KTC3206-Y
KTC3206-Y
PWR AMP
PWR AMP
D1671
-57
-1.1
-1.1
-57
DA2J10100L
R1678
R1628
D1672
270
270
DA2J10100L
-56.4
C1685
C1635
-56.4
47p
47p
C1662
100p
C1682
12p
C1832
12p
R1661
R1662
68k
DN860
68k
R1839
68k
DN1060
R1689
68k
DN1060
R950
68k
DN860
DN860
R1688
R1681
R1686
R1687
R949
R1838
2.2k
2.2k
1k
1k
2.2k
2.2k
DN1060
DN1060
DN1060
C1683
C1680
C1813
220u
10u
220u
10V
50V
10V
[SBL]
18
19
>057S
MAIN BOARD (3/5)
(Page 67)
65
65
11
12
13
R1600
L1600
4.7
R1759
R1609
100k
100k
CL1874
CL1877
R1601
C1604
C1754
10
0.01u
0.01u
R1769
R1768
R1618
CL1879
68k
47k
47k
R1757
C1628
R1607
47k
0.022u
47k
CL1878
Q1605
R1764
R1614
CL1876
MSB92T1G
15k
15k
R1765
R1615
CURRENT DETECT
1.5k
1.5k
-0.7
-0.7
-59
0
-0.7
-0.7
-59
CL1875
CL1884
Q1754
Q1604
MSB92T1G
MSB92T1G
0
0
C1601
0
0
CURRENT
CURRENT
220p
DN860
DN860
DETECT
DETECT
R1484
R1485
0.22
0.22
R1758
R1753
R1608
R1603
R1602
6.2k
0.22
6.2k
0.22
4.7k
DN1060
DN1060
Q1750
Q1751
Q1600
Q1601
MP1620-OPY-MK
MN2488-OPY-MK
MP1620-OPY-MK
BOOSTER
BOOSTER
BOOSTER
-58
-58
0
0
58
0
0
E
E
C
E
E
C
C
FR +VE
FR -VE
SR +VE
B
B
B
1.1
-1.1
1.1
-1.1
C1791
C1642
47p
47p
R1767
R1604
R1605
R1766
R1616
100
100
22k
22k
560
560
R1606
CL1750
CL1600
-0.6
-0.6
2.2k
2.2k
Q1753
2SD2114K
0.4
-1.1
LIMITER
0.4
-1.1
0.4
R1386
0.4
6.8k
6.8k
CL1751
CL1601
Q1602
CL1752
CL1602
2SA1162-G
1.1
1.1
-1.1
LIMITER
-1.1
C1758
47u 25V
C1618
47u 25V
R1773
220
R1629
R1779
Q1620, Q1720, Q1770
56k
R1774
56k
HN4A06J-GRBL (TE85R)
220
PWR AMP.
59
0.1
Q1620
C1631
Q1770
0.1
59
R1620
R1770
1.1
4p
-57
-57
0.6
0.6
4.7k
B
E
B
B
E
B
4.7k
Q1772
C
C
C
C
C1781
KTA1024-Y
R1621
R1771
-57
0.1
0.1
-57
PWR AMP
4p
4.7k
4.7k
C1636
R1772
47p
4.7k
C1620
C1770
C1786
R1626
16.3
3300p
3300p
47p
470
Q1774
-56.4
-56.4
KTC3206-Y
R1776
PWR AMP
R1627
R1777
R1625
-57
470
2.2k
2.2k
2.2k
Q1775
KTC3206-Y
R1775
PWR AMP
D1621
D1771
2.2k
-57
-1.1
DA2J10100L
DA2J10100L
R1778
D1622
D1772
270
DA2J10100L
DA2J10100L
-56.4
C1785
47p
C1612
100p
C1632
12p
R1611
C983
C984
DN860
68k
R1639
68k
DN1060
22u 100V
22u 100V
R1690
68k
DN860
C932
C933
DN860
DN1060
100u 100V
100u 100V
R1637
R1691
R1642
R1638
1k
1k
2.2k
2.2k
DN860
DN860
DN1060
DN1060
R1545
R1542
R1543
R1546
C1610
C1613
0.47
4.7
4.7
4.7
220u
10u
50V
10V
DN1060
DN1060
[SR]
20
STR-DN860/DN1060
14
15
16
17
>054S
1
2
MAIN BOARD
3
4
(4/5)
5
6
(Page 68)
7
8
9
>055S
10
11
12
MAIN BOARD
13
(2/5)
R1700
L1700
(Page 66)
4.7
R1709
100k
CL1885
R1718
47k
R1701
C1704
10
0.01u
R1619
68k
C1728
R1707
0.022u
47k
R1719
68k
Q1705
R1714
MSB92T1G
15k
R1715
CURRENT DETECT
1.5k
0
-0.7
-0.7
-59
CL1887
CL1886
Q1704
MSB92T1G
C1701
0
0
CURRENT
220p
DN860
DETECT
R1486
0.22
R1708
R1703
R1702
6.2k
0.22
4.7k
DN1060
Q1700
Q1701
MN2488-OPY-MK
MP1620-OPY-MK
BOOSTER
BOOSTER
-58
58
0
0
C
E
E
C
SR -VE
FL +VE
FL -VE
B
B
1.1
-1.1
C1641
C1742
C1741
47p
47p
47p
R1617
R1704
R1717
R1705
R1716
100
100
100
22k
560
R1706
CL1700
-0.6
2.2k
Q1603
Q1703
2SD2114K
2SD2114K
LIMITER
0.4
-1.1
LIMITER
R1387
0.4
6.8k
CL1701
Q1702
CL1702
2SA1162-G
1.1
LIMITER
-1.1
C1708
47u 25V
R1723
220
R1729
R1724
56k
220
59
Q1720
0.1
59
1.1
R1720
-57
0.6
4.7k
B
E
B
Q1722
C
C
C1731
KTA1024-Y
R1721
PWR AMP
-57
0.1
4p
4.7k
R1722
4.7k
C1736
C1720
16.3
47p
3300p
Q1724
-56.4
KTC3206-Y
PWR AMP
R1726
R1727
-57
470
2.2k
Q1725
KTC3206-Y
PWR AMP
R1725
D1721
-1.1
-57
2.2k
DA2J10100L
R1728
D1722
270
C1735
-56.4
DA2J10100L
47p
C1762
C1712
100p
100p
C1732
12p
C1782
12p
DN1060
R1761
R1710
R1789
68k
R1739
68k
DN1060
68k
68k
R1790
68k
R1740
68k
DN860
DN860
C1760
C1710
C1763
C1713
10u
10u
220u
220u
50V
50V
10V
10V
[FR]
[FL]
21
22
23
24
25
>058S
MAIN BOARD (4/5)
(Page 68)
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