Schematic Diagram - Main Section (1/3) - Sony STR-DH510 Service Manual

STR-DH510
4-8. SCHEMATIC DIAGRAM – MAIN Section (1/3) –
1 2 3
MAIN BOARD (1/3)
A
C_OUT
B
[C]
R544
R880
0 R879
47k
10
R872
C548
100k
0.1
1
R878 L878
4.7 1.7uH
C545
2
C870
R866
47
0.01
25V 68k
C
C879
0.022
R870
R865
D536
47k 15k
MAZ8056GMLS0
R864
R547 1.5k
0 0 -0.9 0
6.8k
Q861
Q862
2SA1514K(S)
2SA1514K(S)
CURRENT
CURRENT DETECT
R549 R548 -0.9
-57.3
DETECT
22k 22k
D
C861
220p
R863
0.22
R862
R861
6.2k
4.7k
C +VE C -VE
E
Q853 Q854
MN2488-OPY-MK MP1620-OPY-MK
B C E B C E
1.1 58.4 0 -1 -58.4 0
C858
C859
47p 47p
F
R860
R859
100
100
R857 R858
82k 560
R856
0.4
2.2k
-0.6 -1
Q852
-1
2SD2144S-V
G
POWER AMP
1 0.4
Q851
2SA1175-HFE
POWER AMP
C857
IC B/D
47
35V
IC601
PRE DRIVER
IC601
H
STK350-630T-E
15 14 13 12 11 10 9 8 7 6 5
-58.4 58.4 58.4 1 -1 -57.4 0 0 0.1
JS807
I
C852
100p
J R852
68k
R851
1k
C860
10
50V
[C]
K
1 2 3
MAIN BOARD
(2/3)
(Page 21)
STR-DH510
• See page 38 - 39 for IC Block Diagrams.
4 5 6 7
[FR] [SR]
R780 R766
R779 R679
47k 68k
10 10
1 1
R772 R672
R778 L778 100k R678 L678
100k
4.7 1.7uH 4.7 1.7uH
2 2
C779 C770
C679 C670
0.01
0.022
0.022 0.01
R770 R765
R670 R665
47k 15k
15k
47k
Q661
Q762
Q761
2SA1514K(S)
2SA1514K(S) 2SA1514K(S)
R664
R764 CURRENT DETECT CURRENT DETECT CURRENT DETECT
CURRENT DETECT
1.5k
1.5k 0 0
0 0 -0.9 0
-1 -58.5 -0.8
C761 C661
220p 220p
R763
R663
0.22
0.22
R762
R761
R661 R662
4.7k 6.2k
6.2k
4.7k
FR +VE FR -VE SR +VE
Q753 Q754 Q653
MP1620-OPY-MK MN2488-OPY-MK
MN2488-OPY-MK
B C E
B C E B C E
1.1 58.4 0
1.1 58.4 0 -1 -58.4 0
C658
C758 C759
47p
47p
47p
R659
R759
R760 100
100
100 R657
R757 R758
82k 560 82k
R656
R756 0.4
2.2k
2.2k Q752
2SD2144S-V
POWER AMP
-0.6
-1
-0.6
-1 Q652
-1 2SD2144S-V
POWER AMP
1 0.4
Q651
1 0.4
Q751 2SA1175-HFE
C757
POWER AMP
2SA1175-HFE 47
POWER AMP 35V
IC B/D
IC701
PRE DRIVER
IC701
STK350-630T-E
4 3 2 1
0.1 -57.4 -1 1.1
15 14 13 12 11 10 9 8 7
-58.4 58.4 58.4 1.1 -1 -57.4 0 0
C853
22p
C753
22p
C755
C752 C702
C855 5p
100p 100p
5p
R754 R752 R702
R854
68k 68k 68k
68k
R853
R753
R751 R701
2.2k
2.2k 1k 1k
C862
220 C762
C760
220
10V 10
10V
50V
[FR]
4 5
MAIN BOARD
(2/3)
(Page 21)
8 9 10
[FL]
R680 R666
R729 R730 R716
47k R629
68k 68k
10 47k
10
2 2
R722
R728 L728 100k R628 L628
4.7 1.7uH 4.7 1.7uH
1 1
C729 C629 C620
C720
0.022 0.01 0.022 0.01
R620
R715
R720
15k
47k
Q662 Q711 Q712 Q611
2SA1514K(S) 2SA1514K(S) 2SA1514K(S)
2SA1514K(S)
R714
CURRENT DETECT CURRENT DETECT
CURRENT DETECT
1.5k
0 -0.8 0 0 -0.8 0 0
-58.7 -0.9 -58.7 -1
C711
C611
220p 220p
R713
0.22
R712
R711 R611
4.7k 6.2k 4.7k
SR -VE FL +VE FL -VE SL +VE
Q654 Q703 Q704 Q603
MP1620-OPY-MK MN2488-OPY-MK MP1620-OPY-MK
MN2488-OPY-MK
B C E B C E B C E
B C
-1 -58.4 0
1.1 58.4 0 -1 -58.4 0 1.1 58.4
C659
C708 C709 C608
47p
47p 47p
R660 R609
R709 R710
R607
100 100
100 100
R658 R707 82k
R708
560 82k 560
R606
0.4 R706 0.4
2.2k
Q702
2.2k
2SD2144S-V
POWER AMP
-1 -0.6 -1
-1
1 0.4 1
Q701
Q601
2SA1175-HFE
2SA1175-HFE
POWER AMP
POWER AMP
C707
IC B/D
C657
47
47
35V
35V
IC801
PRE DRIVER
IC801
STK350-630T-E
6 5 4 3 2 1 15 14 13 12 11 10 9 8
0.1 0.1 -57.4 -1 1.1 -58.4 58.4 58.4 1.1 -1 -57.4 0 0
C703
22p
C653
C655
22p
5p
R654
68k
C705 C652
5p 100p
R546 R545 R653
0.47 0.47 2.2k
R652
R704
68k
68k
C662
R651
R703 220
1k
2.2k 10V
C712 C660
C710
10
10 220
50V
50V
10V
[FL] [SR]
6 7
20 20
11 12 13 14
R392
680
R393
JS320
680
[SL]
R630 R616
68k
47k
R622
100k
R615
47k 15k
Q375
Q612
2SC3052EF-T1-LEF
2SA1514K(S) RELAY DRIVER
R614
CURRENT DETECT
1.5k
0 -1 0
-58.2
R613
0.22
R612
6.2k
SL -VE
Q604
MP1620-OPY-MK
E B C E
Q321
0 -1 -58.4 0
Q320
2SC3052EF-T1-LEF
2SA1514K(S)
PROTECTOR
PROTECTOR
0
0
C609
3.3
47p 47p
-57.6
0 C320 0
R610
R320
220
R608
100 100k
10V
560
0.4
D327
MC2838-T112-1
-0.6 -1
-1 Q602 R327
2SD2144S-V 10k
POWER AMP
R325
0.4
6.8k
Q325
2SC2713-G
-57.8
PROTECTOR
C607
4
47
C325 -57.8
35V
R326 10
39k 50V
R328
1k
7 6 5 4 3 2 1
0.1 0.1 -57.4 -1 1.1
C605
C603
5p
22p
R604
68k
C602 R603
100p
2.2k
R602
68k
C612
R601
220
1k
10V
C610
10
50V
[SL]
8 9 10 11 12 13
MAIN BOARD
(3/3)
(Page 22)
15 16 17
CNP792
4P
CL364
FR_OUT
HP Detect
1 HP DETECT HEADPHONE
C_OUT
BOARD
2 HP-R
GND CL362 CN790
SR_OUT
3 GND
(Page 34)
4 HP-L
CL363
FL_OUT 6
5
4 3
SL_OUT
2 1
RY375
12V
D375
MA2J1110GLS0
15.6
0.2
R377
56
R378
47k
R375
2.2k
HP
Protector
14 15 16
MAIN BOARD
(3/3)
(Page 22)