Schematic Diagram - Main Board (1/4) - Sony STR-DN1050 Service Manual

6-24. SCHEMATIC DIAGRAM – MAIN Board (1/4) –
1 2 3
MAIN BOARD
A (1/4)
B
R550
L550
4.7
R544
0
C548 C578
0.1u 0.022u
C545
C
47u 25V
Q555
2SA1514KT146S
CURRENT DETECT
D536
0 -0.7
DZ2J051M0L
R547
C551 0
6.8k
220p
R549 R548
22k 22k
R558
R552
6.2k
D 4.7k
Q550
MN2488-OPY-MK
BOOSTER
58
E
C
B
1.1
E
C592
47p
R554
R555
100
R556
R381
F
Q552
2SA1162-G
LIMITER
G
R579
56k
Q570
0.1 R570
-57 4.7k
0.6 B B
E
C C
R571
C581
H 4.7k
4p 0.1 -57
C586
47p
C570
R576
3300p
470
-56.4
R575
R577
2.2k 2.2k
D571
DA2J10100L
I R578
D572
270
DA2J10100L
C564
100p
R561
J
68k
K
STR-DN1050
4 5 6
[SL] [SBR]
R568 R868
47k 47k
R850 R800
R551 R851
L850
10 10
4.7 4.7
R559 R859
100k 100k
C554 C854
0.01u 0.01u
R569 C878 R869
68k 0.022u 68k
R557 R857
47k 47k
Q855
R564 2SA1514KT146S R864 2SA1514KT146S
15k CURRENT DETECT 15k CURRENT DETECT
-0.7 -59 0 -0.7 -0.7 -59 0
R565 R865
Q554 Q854
1.5k 1.5k
2SA1514KT146S 2SA1514KT146S
0 C851 0 0 C801
CURRENT CURRENT
220p 220p
DETECT
DETECT
R553 R853
0.22 0.22
R858
R852 R802
6.2k
4.7k 4.7k
Q551 Q850 Q851
MP1620-OPY-MK MN2488-OPY-MK MP1620-OPY-MK MN2488-OPY-MK
BOOSTER BOOSTER BOOSTER BOOSTER
0 -58 0 58 0 -58 0 58
E E E
C C C C
C +VE C -VE SBR +VE SBR -VE
B
B B
-1.1 1.1 -1.1
C591 C892 C891
47p 47p 47p
R854 R804
R567 R867
R566 R855 R866
100 100
100
100
22k 560 22k 560
R856
CL550 CL850
2.2k -0.6 2.2k -0.6
Q553 Q853
2SD2114K 2SD2114K
-1.1 LIMITER R382 -1.1 LIMITER
0.4 0.4 0.4 0.4
6.8k CL551 6.8k CL851
Q852 Q802
CL552 CL852
2SA1162-G 2SA1162-G
1.1 1.1
-1.1 LIMITER -1.1 LIMITER
C558 C858
47u 25V 47u 25V
R573 R873 R823
R574 R824
R874
R879
220 220
220 220 220
220
56k
59 59 59
Q870
59 0.1 R870 59 59
1.1 1.1 1.1
4.7k
0.6 B B -57
Q572 E Q872 Q822
C C
KTA1024-Y R871 KTA1024-Y KTA1024-Y
C881
PWR AMP. -57 4.7k PWR AMP. PWR AMP.
4p 0.1
R572 C886 R872 R822
4.7k 47p 4.7k 4.7k
C870
R876
16.3 16.3 16.3
Q574 Q874 Q824
3300p
470
KTC3206-Y KTC3206-Y KTC3206-Y
PWR AMP.
PWR AMP. PWR AMP.
-56.4
R875
R877
-57 -57 -57
Q575
2.2k 2.2k Q875 Q825
KTC3206-Y KTC3206-Y
KTC3206-Y
PWR AMP. PWR AMP. PWR AMP.
D871
-57 -1.1 -57 -1.1 -1.1 -57
DA2J10100L
R878
D872
270
DA2J10100L
-56.4 -56.4 -56.4
C882 C832
C585 C885
C835
12p
12p
47p 47p
47p
R889 R839
C582
68k C862 C812 68k
12p
100p 100p
R580
68k
R861 R811
R888
R587 R588 R887 68k 68k R837
2.2k
1k 2.2k 1k 1k
C560 C563 C860 C810
C863
10u 220u 220u 10u 10u
50V 10V 50V 50V
10V
[SL] [SBR] [SBL]
14 15 16
7 8 9 10
[SBL] [SR]
R818 R668
47k 47k
R650
R801 R651
L800 L650
10 10
4.7
R809 R659
100k 100k
C804 C654
0.01u 0.01u
C828 R819 C678 R669
0.022u 68k 0.022u 68k
R807 R657
47k 47k
Q805 Q655
R814 2SA1514KT146S R664
15k CURRENT DETECT 15k
-0.7 -0.7 -59 0 -0.7 -0.7 -59
R815 R665
Q804 Q654
1.5k 1.5k
2SA1514KT146S 2SA1514KT146S
0 0 C651 0 0
CURRENT CURRENT
220p
DETECT DETECT
R803 R653
0.22 0.22
R808 R658
R652
6.2k 6.2k
4.7k
Q800 Q801 Q650 Q651
MP1620-OPY-MK MN2488-OPY-MK MP1620-OPY-MK
BOOSTER BOOSTER BOOSTER
0 -58 0 58 0 -58 0
E E E E
C C C
SBL +VE FR +VE FR -VE
SBL -VE
B B
B B
1.1 -1.1 1.1 -1.1
C842 C841 C692 C691
47p 47p 47p 47p
R654
R817 R667
R805 R816 R655 R666
100
100 100
22k 560 22k 560
R806 R656
CL800 CL650
2.2k -0.6 2.2k -0.6
Q803 Q653
2SD2114K 2SD2114K
R383 -1.1 LIMITER R384 -1.1 LIMITER
0.4 0.4 0.4 0.4
6.8k CL801 6.8k CL651
Q652
CL802 CL652
2SA1162-G
1.1 1.1
-1.1 LIMITER -1.1
C808 C658
47u 25V 47u 25V
Q570, Q620, Q670, Q720,
Q770, Q820, Q870,
HN4A06J-GRBL (TE85R)
PWR AMP.
R673 R674
R829 R679 220 220
56k 56k
59
R820 0.1 Q820 Q670 0.1 R670 59
1.1
4.7k 4.7k
-57 B B 0.6 0.6 B B -57
E E Q672
C C C C
R821 R671 KTA1024-Y
C831 C681
4.7k 4.7k PWR AMP.
-57 0.1 4p 4p 0.1 -57
C836 C686 R672
47p 47p 4.7k
C820 C670
R826 R676
16.3
Q674
3300p 3300p
470 470
KTC3206-Y
PWR AMP.
-56.4 -56.4
R825 R675
R827 R677
-57
Q675
2.2k 2.2k 2.2k 2.2k
KTC3206-Y
PWR AMP.
D821 D671
-57 -1.1
DA2J10100L DA2J10100L
R828 R678
D822 D672
270 270
DA2J10100L DA2J10100L
-56.4
C682
C685
12p
47p
R689
C662 C612
68k
100p 100p
R661 R611
R838 R688 R687
68k 68k
2.2k 2.2k 1k
C813 C683 C680
220u 220u 10u
10V 50V
10V
[SR] C684 C634
10p 10p
17 18
>047S
MAIN BOARD (4/4)
(Page 54)
51 51
11 12 13
[FR] [FL]
R768 R618
47k 47k
R600
R750 R751 R601
L750
L600
10 10
4.7 4.7
R759 R609
100k 100k
C754 C604
0.01u 0.01u
C778 R769 C628 R619
0.022u 68k 0.022u 68k
R757 R607
47k 47k
Q755 Q605
2SA1514KT146S R764 2SA1514KT146S R614
CURRENT DETECT 15k CURRENT DETECT 15k
0 -0.7 -0.7 -59 0 -0.7 -0.7 -59
R765 R615
Q754
1.5k 1.5k
2SA1514KT146S
C751 0 0 C601 0 0
Q604
CURRENT
220p 220p
2SA1514KT146S
DETECT
R753 R603
CURRENT
0.22 0.22
DETECT
R758 R608
R752 R602
6.2k 6.2k
4.7k 4.7k
Q750 Q751 Q600 Q601
MN2488-OPY-MK MP1620-OPY-MK MN2488-OPY-MK MP1620-OPY-MK
BOOSTER BOOSTER BOOSTER BOOSTER
58 0 -58 0 58 0 -58 0
E E E E
C C C C
SR +VE SR -VE FL +VE FL -VE
B B
B B
1.1 -1.1 1.1 -1.1
C792 C791 C642 C641
47p 47p 47p 47p
R754 R604
R767 R617
R755 R766 R605 R616
100 100
100
100
22k 560 22k 560
R756 R606
CL750 CL600
2.2k -0.6 2.2k -0.6
Q753 Q603
2SD2114K 2SD2114K
R385 -1.1 LIMITER R386 -1.1 LIMITER
0.4 0.4 0.4 0.4
6.8k CL751 6.8k CL601
Q752 Q602
CL752 CL602
2SA1162-G 2SA1162-G
1.1 1.1
LIMITER -1.1 LIMITER -1.1
C758 C618
47u 25V 47u 25V
R623 R773
R624 R774
220
220
220 R629 R779 220
59 56k 56k 59
Q770
59 R620 0.1 Q620 0.1 R770 59
1.1 1.1
4.7k -57 -57 4.7k
B B 0.6 0.6 B B
Q622 E E Q772
C C C C
KTA1024-Y R621 R771 KTA1024-Y
C631 C781
PWR AMP. 4.7k 4.7k PWR AMP.
-57 0.1 4p 4p 0.1 -57
R622 C636 C786 R772
4.7k 47p 47p 4.7k
C620 C770
R626 R776
16.3 16.3
Q624 Q774
3300p 3300p
470 470
KTC3206-Y KTC3206-Y
PWR AMP. PWR AMP.
-56.4 -56.4
R625 R775
R627 R777
-57 -57
Q625
2.2k 2.2k 2.2k 2.2k Q775
KTC3206-Y
KTC3206-Y
PWR AMP.
PWR AMP.
D621 D771
-1.1 -57 -57 -1.1
DA2J10100L DA2J10100L
R628 R778
D622 D772
270 270
DA2J10100L DA2J10100L
-56.4 -56.4
C782
C632 C785
C635
12p
12p 47p
47p
R789
R639
68k
68k
C933 C932
100u 100u
100V 100V
R637 R638 R788 R787
2.2k
1k 2.2k 1k
C610 C613 R543 R542 C763 C760
10u 220u 4.7 4.7 220u 10u
50V 10V 50V
10V
[FL] [FR]
19 20
STR-DN1050
14 15 16 17
1
2
3
>046S
4
5
6
MAIN BOARD
7
8
(2/4)
9
10
(Page 52)
11
12
13
[C]
R718
47k
R700
R701
L700
10
4.7
R709
100k
C704
0.01u
C728 R719
0.022u 68k
R707
47k
Q705
2SA1514KT146S R714
CURRENT DETECT 15k
0 -0.7 -0.7 -59
R715
Q704
1.5k
2SA1514KT146S
C701 0 0
CURRENT
220p
DETECT
R703
0.22
R708
R702
6.2k
4.7k
Q700 Q701
MN2488-OPY-MK MP1620-OPY-MK
BOOSTER BOOSTER
58 0 -58 0
E E
C C
SL +VE
SL -VE
B
B
1.1 -1.1
C742 C741
47p 47p
R704
R717
R705 R716
100
100
22k 560
R706
CL700
2.2k -0.6
Q703
2SD2114K
R387 -1.1 LIMITER
0.4 0.4
6.8k CL701
Q702
CL702
2SA1162-G
1.1
LIMITER -1.1
C708
47u 25V
R723
R724
220 R729
220
56k
59
Q720
59 R720 0.1
1.1
4.7k -57
B B 0.6
Q722 E
C C
KTA1024-Y R721
C731
PWR AMP. 4.7k
-57 0.1 4p
R722 C736
4.7k 47p
C720
R726
16.3
Q724
3300p
470
KTC3206-Y
PWR AMP.
-56.4
R725
R727
-57
Q725 2.2k 2.2k
KTC3206-Y
PWR AMP.
D721
-1.1 -57
DA2J10100L
R728
D722
270
-56.4 DA2J10100L
C732
C735
12p
47p
R739
C762 C712 68k
100p 100p
R761 R710
R737 R738
68k 68k
1k 2.2k
C710 C713
10u 220u
50V 10V
[C]
21 22 23 24
>048S
MAIN BOARD (2/4)
(Page 52)