Schematic Diagram – Main Board (2/3) - Sony STR-DA2100ES Service Manual
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Also See for STR-DA2100ES:
- Operating instructions manual (68 pages) ,
- Specifications (2 pages) ,
- Easy setup manual (2 pages)
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STR-DA2100ES
Q Q
3 7 6 3 1 5 1 5 0
6-21. SCHEMATIC DIAGRAM – MAIN Board (2/3) –
(2/3)
POWER AMP
IC400
µPC2581
R400
22k
C403
10 50V
C-CH
C464
33p
500V
C411
R411
4.7
1k
50V
C412
R412
100p
68k
C415
C465
C462
R462
3p
3p
100p
68k
500V
500V
SBL-CH
R415
68k
R461
C461
R416
R466
R465
1k
4.7
2.2k
2.2k
68k
50V
C416
C466
220
220
10V
10V
POWER AMP
IC500
µPC2581
R500
22k
C503
10 50V
R-CH
C564
33p
500V
C511
R511
4.7
1k
50V
C512
R512
T E
100p
68k
L
1 3 9 4 2 2 9 6 5 1 3
C562
R562
C565
C515
100p
68k
3p
3p
500V
500V
L-CH
R515
68k
C561
R561
R516
R566
R565
4.7
1k
2.2k
2.2k
68k
50V
C516
C566
220
220
10V
10V
w w w
STR-DA2100ES
• See page 50 for IC Block Diagrams.
C425
R427
220p
4.7k
C423
Q421,422
33p
BIAS
R421
R423
500V
82k
100
Q423
2SD2560
Q421
2SA1115
BOOSTER
R422
R429
2.2k
1.5k
R428
0.22
R424
R425
Q426
560
100
2SA988
R426
6.2k
C421
47
C424
Q424
25V
33p
2SB1647
500V
BOOSTER
C475
R477
220p
4.7k
C473
Q471,472
33p
BIAS
500V
R471
R473
82k
100
Q471
Q473
2SA1115
2SD2560
R472
2.2k
R479
1.5k
R478
0.22
R475
100
R476
Q476
6.2k
2SA988
C471
R474
47
560
C474
Q474
25V
33p
2SB1647
500V
BOOSTER
C525 R527
220p 4.7k
C523
Q521,522
33p
500V
BIAS
R521
R523
82k
100
Q523
Q521
2SD2560
2SA1115
BOOSTER
R522
2.2k
R529
1.5k
R528
0.22
Q524
2SB1647
BOOSTER
R525
100
R526
Q526
6.2k
2SA988
C521
R524
47
560
C524
25V
33p
500V
C578
R577
220p
4.7k
Q571,572
C573
33p
BIAS
R571
R573
500V
82k
100
Q571
Q573
2SA1115
2SD2560
BOOSTER
R572
2.2k
R579
R578
1.5k
0.22
R575
R574
100
560
R576
Q576
6.2k
2SA988
C571
Q574
47
C575
2SB1647
25V
33p
500V
BOOSTER
(Page 35)
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a o
y
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i
http://www.xiaoyu163.com
R435
47k
Q425,426
CURRENT DETECT
R436
22k
Q425
R432
C426
D425
2SA988
33k
0.01
1SS133T
Q427
2SC1815
R446
C427
R434
4.7k
10
AF POWER
R433
15k
50V
15k
SENSOR
D426
1SS133T
L401
R431
10
R439
4.7
C431
R437
0.1
47k
C432
0.047
R430
100k
R485
Q475,476
47k
CURRENT DETECT
Q475
C476
D475
2SA988
0.01
1SS133T
R486
22k
Q477
R482
2SC1815
33k
R496
R484
C477
R483
4.7k
15k
10
AF POWER
15k
50V
SENSOR
D476
1SS133T
L451
R481
10
R489
4.7
R487
C481
47k
0.1
C482
0.047
R480
100k
Q525,526
R535
47k
CURRENT DETECT
Q525
2SA988
R532
C526
D525
33k
0.01
1SS133T
R536
22k
Q527
C527
2SC1815
R546
R534
10
R533
4.7k
15k
50V
AF POWER
15k
SENSOR
D526
L501
Q
Q
1SS133T
3
7
6
R531
10
R539
4.7
C531
R537
0.1
47k
C532
0.047
R530
100k
Q575,576
R585
47k
CURRENT DETECT
Q575
R582
C576
D575
2SA988
33k
0.01
1SS133T
R586
22k
Q577
C577
2SC1815
R596
R584
10
R583
4.7k
15k
50V
AF POWER
15k
SENSOR
D576
1SS133T
L551
R581
10
R587
R589
47k
4.7
C581
0.1
C582
0.047
R580
100k
u 1 6 3
34
34
http://www.xiaoyu163.com
2
4
8
9
9
RY600
Q600
2SC2785
RELAY DRIVE
R605
4.7k
D600
R606
REAR-RY
1SS133T
56
RY400
Q400
2SC2785
RELAY DRIVE
R405
4.7k
D400
R406
1SS133T
56
3
1
5
1
5
0
8
9
2
RY700
Q700
2SC2785
RELAY DRIVE
D700
R706
CENT-RY
1SS133T
56
R705
4.7k
m
c o
.
2
8
9
9
CN400
CN500
CN550
CN301
3P
L
R
C
CN851
4P
L
GND
GND
R
(Page 37)
TM601
(CHASSIS)
CENTER
(CHASSIS)
TM602
SPEAKER
L
L
SURROUND
4
9
8
2
9
9
SURROUND
BACK
(2ND ZONE)
R
R
(CHASSIS)
CN700
CN450
CN650
CN600
SR
SL
SBL
SBR
CN300
4P
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