STR-DA5800ES - Sony Audio Service Manual (repair manual). Page 101

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STR-DA5800ES
STR-DA5800ES
101
101
5-43.  SCHEMATIC  DIAGRAM - SB-AMP_BIAS Board -
1
-1
-0.5
-1
-0.5
1
-1
-0.5
1
-1
-0.5
1
-1
-0.5
1
-1
-0.5
1
-1
-0.5
1
-53.2
-54.2
-9
-1
0.5
57.7
57.7
-0.5
57.7
58.2
57.7
58.2
57.7
57.7
1
58.2
57.7
-54.2
-9
-1
57.7
58.2
-53.2
57.7
57.7
57.7
57.7
-0.5
1
58.2
57.7
58.2
0.5
57.7
1
-1
-0.5
1
59
0
-59
0
-1
-59
0
0
0
0
0
0
-59
0
59
-1
1
-1
1
-0.5
6.2
0
0
6.2
-60
3.1
-60
15
15
14.3
13.7
0
2.1
-13.5
15
-15
-9.3
-13.5
14.2
0
-59.5
-59.5
0
3.1
-60
-60
-60
-59.5
-59.5
0
-60
3.1
0
0
-59
0
0
0
0
BIAS ALLIGNMENT
RV1501, 1551, 1601, 1701, 1751, 1801, 1851, 4421, 4471
25V
47
C1521
25V
47
C1571
25V
47
C1621
25V
47
C1721
25V
47
C1771
25V
47
C1821
25V
47
C1871
50V
22
C1905
220
RV1501
220
RV1551
220
RV1601
220
RV1701
220
RV1751
220
RV1801
220
RV1851
1k
R1522
1k
R1572
1k
R1622
1k
R1722
1k
R1772
1k
R1822
1k
R1872
3.3k
R1521
3.3k
R1571
3.3k
R1621
3.3k
R1721
3.3k
R1771
3.3k
R1821
3.3k
R1871
47k
R1524
47k
R1574
47k
R1624
47k
R1724
47k
R1774
47k
R1824
47k
R1874
2SD2396K
Q1521
2SD2396K
Q1571
2SD2396K
Q1621
2SD2396K
Q1721
2SD2396K
Q1771
2SD2396K
Q1821
2SD2396K
Q1871
JL1701
JL1702
JL1703
JL1704
JL1705
JL1706
JL1707
JL1708
JL1709
JL1712
JL1713
JL1720
JL1727
JL1728
JL1726
JL1725
JL1724
JL1723
JL1722
JL1721
6.3V
470
C1906
JL1719
JL1717
JL1718
JL1716
JL1715
JL1714
JL1710
JL1711
35V
220
C1921
50V
22
C1942
JL1729
DA2J10100L
D1914
DA2J10100L
D1913
DA2J10100L
D1904
DA2J10100L
D1909
DA2J10100L
D1905
DA2J10100L
D1908
DA2J10100L
D1910
1k
R1942
1k
R1923
22k
R1914
22k
R1915
22k
R1945
22k
R1911
10k
R1929
10k
R1926
10k
R1913
2SC3052EF-T1-LEF
Q1904
10k
R1912
NJM4565M(TE2)
IC1901
1
2
3
4
VSS
5
6
7
8
VDD
47p
C1907
47p
C1908
470k
R1917
DTC124EKA-T146
Q1908
0.1
C1940
0.1
C1941
1
2
3
4
5
6
7
8
9
9P
CN1911
CURRENT DETECT
PROTECT
LIMITER
A–15V
A+15V
LIMIT_FAN
LIMIT_GND
–B
+15V(4ohm)
1
2
3
4
5
6
7
8
8P
CN1513
C BIAS–
C BIAS–
C BIAS+
C BIAS+
FL BIAS–
FL BIAS–
FL BIAS+
FL BIAS+
1
2
3
4
5
6
7
8
9
10
10P
CN1512
LIMIT-3CH
A+15V
LIMIT_GND
LIMIT
SHORT
DC-F
FR BIAS–
FR BIAS–
FR BIAS+
FR BIAS+
R1946
100
5P
CN1771
1
NC
2
SR BIAS–<-
3
SR BIAS–->
4
SR BIAS+->
5
SR BIAS+<-
1
2
3
4
5
6
7
8
9
10
10P
CN1705
NC
DC-SR
SHORT
LIMT
LIMIT_GND
A+15V
SL BIAS–
SL BIAS–
SL BIAS+
SL BIAS+
JL1731
JL1732
5P
CN1821
1
FHL BIAS–->
2
FHL BIAS–<-
3
FHL BIAS+<-
4
FHL BIAS+->
5
NC
1
2
3
4
5
6
7
8
9
10
10P
CN1803
FHR BIAS–
FHR BIAS–
FHR BIAS+
FHR BIAS+
LIMT
SHORT
DC-F
LIMIT_GND
A+15V
NC
100
R4442
B
C
E
2SB1647
Q4442
JL4440
0.22
R4443
B
C
E
2SD2560
Q4441
100
R4441
JH4441
1
2
2P
CN4449
–B
+B
JL4449
JL4448
47k
R4424
3.3k
R4421
25V
47
C4421
2SD2396K
Q4421
1k
R4422
220
RV4421
DA2J10100L
D4426
22k
R4434
220p
C4426
15k
R4432
0.01
C4431
22k
R4430
6.2k
R4426
68k
R4429
4.7k
R4425
15k
R4431
DA2J10100L
D4431
15k
R4428
2SC3052EF-T1-LEF
Q4431
47k
R4435
0.01
C4432
47k
R4433
1.8k
R4427
25V
330
C4408
R4401
2.2k
R4407
1/2W
4.7k
R4412
1/2W
100k
R4409
C4401
50V
4.7
250V
680p
C4404
100V
22
C4469
DZ2J062M0L
D4401
2SC2229-OY
Q4404
16V
220
C4410
220
R4404
25V
100
C4405
100k
R4402
1kV
5p
C4415
R4413
3.9k
1/2W
3.3k
R4406
330
R4405
2SA949-OY
Q4405
1kV
7p
C4407
1/2W
100k
R4414
250V
100p
C4403
1kV
100p
C4402
1kV
5p
C4411
100V
22
C4419
100
R4411
220
R4403
0.22
R4493
2SC2229-OY
Q4454
JL4498
1.8k
R4477
47k
R4474
100
R4492
2SA949-OY
Q4455
3.3k
R4471
2SD2396K
Q4471
25V
330
C4458
R4463
3.9k
1/2W
0.01
C4481
100
R4491
DZ2J062M0L
D4451
1kV
5p
C4465
R4451
1/2W
4.7k
R4462
DA2J10100L
D4476
25V
100
C4455
1kV
100p
C4452
2.2k
R4457
330
R4455
1kV
5p
C4461
250V
100p
C4453
DA2J10100L
D4481
220p
C4476
22k
R4480
100k
R4452
16V
220
C4460
47k
R4483
68k
R4479
B
C
E
2SB1647
Q4492
2SC3052EF-T1-LEF
Q4481
220
R4454
1kV
7p
C4457
220
RV4471
22k
R4484
C4451
50V
4.7
0.01
C4482
15k
R4481
B
C
E
2SD2560
Q4491
15k
R4482
47k
R4485
3.3k
R4456
220
R4453
JL4490
1/2W
100k
R4459
250V
680p
C4454
4.7k
R4475
6.2k
R4476
100
R4461
1k
R4472
15k
R4478
1
2
2P
CN4499
–B
+B
1/2W
100k
R4464
JL4499
25V
47
C4471
1
2
2P
CN4497
–B
+B
22k
R1983
2SC3052EF-T1-LEF
Q1981
6.3V
470
C1981
1k
R1985
10k
R1981
DA2J10100L
D1983
DA2J10100L
D1981
10k
R1984
50V
22
C1982
DA2J10100L
D1982
10k
R1982
JL1730
5P
CN4401
1
SBR-GND
2
SBR
3
NC
4
SBL-GND
5
SBL
JL4401
JL4402
JL4403
JL4404
JL4405
JL4462
JL4463
JL4465
5P
CN4461
1
NC
2
NC
3
+A_PS
4
A_PS-GND
5
–A_PS
JL4464
JL4461
1
2
3
4
CN4441
4P
NC
NC
SBL +PTrE
SBL –PTrE
JL4441
JL4442
JL4443
JL4444
1
2
3
4
CN4491
4P
SBR +PTrE
SBR –PTrE
NC
NC
JL4493
JL4492
JL4494
JL4491
6.8k
R1916
35V
10
C4483
35V
10
C4433
2SA1514KT146S
Q4427
2SA1514KT146S
Q4426
2SA1514KT146S
Q4477
2SA1514KT146S
Q4476
2SA1514KT146S
Q1906
2SA1514KT146S
Q1982
2SA1514KT146S
Q4452
2SA1514KT146S
Q4453
2SA1514KT146S
Q4403
2SA1514KT146S
Q4402
JH4491
2SA1514KT146S
Q1907
47k
R1918
39k
R1919
1/2W
4.7k
R4410
1/2W
4.7k
R4460
2SC2713G-TE85L
Q1905
2SC2713G-TE85L
Q1909
2SC2713G-TE85L
Q1983
1kV
47p
C4442
1kV
47p
C4491
1kV
47p
C4492
1kV
47p
C4441
HN4C06J-GRBL(TE85R)
Q4451
HN4C06J-GRBL(TE85R)
Q4401
BOARD
POWER_TR
>49S
CN1910
BOARD
>53S
CN1503
PROTECTOR_FC
BOARD
>54S
CN1501
>52S
BOARD
PROTECTOR_FH
CN1801
>55S
BOARD
CN1704
PROTECTOR_SR
PROTECTOR_FC
IC1901
OVER LOAD DETECT
>46S
BOARD
CN1908
A-CLASS_AMP
SB-AMP_BIAS BOARD
A-CLASS_AMP
CN1507
BOARD
>42S
CN1827
BIAS_
>48S
CONNECT_2
BOARD
CN1777
BIAS_
>47S
CONNECT-1
BOARD
A-CLASS_AMP
>43S
BOARD
CN1506
-2
-1
-2
-1
Q1904 - 1906
AF POWER PROTECTOR
AF POWER PROTECTOR
Q1981 - 1983
LIMITER CONTROL
Q1907, 1908
CURRENT DETECT
BOOSTER
BOOSTER
BOOSTER
BOOSTER
BIAS
BIAS
5W
5W
Q4776, 4777
CURRENT DETECT
Q4726, 4727
CURRENT DETECT
AF POWER SENSOR
AF POWER SENSOR
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
BIAS
FOR
ADJUSTMENT
BOARD
CN4601
>50S
SB-SPTM
BOARD
CN4601
>51S
SB-SPTM
CN4490
CN4440
Q4451 - 4455
PRE DRIVE
Q4401 - 4405
PRE DRIVE
R4401, 4451
1k 1/6W (US, CND)
1k 1/2W (AEP, UK, TW)
FOR
ADJUSTMENT
I
6
M
H
15
1
C
12
18
K
13
5
F
16
19
8
2
20
B
D
G
11
L
10
E
17
J
9
A
21
4
3
7
14
N
22
(Page 109)
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(Page 102)
(Page 102)
(Page 99)
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Ver. 1.2
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