Schematic Diagram - Main Board (2/3) - Sony STR-K870P Service Manual

STR-K870P
3-11. SCHEMATIC DIAGRAM – MAIN BOARD (2/3) –
IC701
R744
15k
C744
C701
2.2
4.7 R701
100V
50V 1k
C707
100p
C757
100p
C751 R751
4.7 1k
50V
IC601
R743
15k
C743
C651
2.2
4.7 R651
100V
50V 1k
C657
100p
C607
100p
C601 R601
4.7 1k
50V
IC501
R741
15k
C741
2.2
100V
C561 R561
4.7 1k
50V
C567
100p
C507
C501
100p
4.7
50V
R501
1k
D691
ISS133T-72
D690
HZS30-1LTA
R691
220 R698
10k
R692
R699
220
470k
STR-K870P
See page 35 for IC Block Diagram.
C717
47p
Q701
2SA1115TP-EF
R714
33
R713
560
R715
33
C706 C705
100p 33p
C755 C756 500V Q652
R665
33p 100p 2SC3623ATP-LK
33
500V
C704 R663
C754
3p 560
3p
R753
R754 R704
2.2k R703
68k 68k
2.2k
C753
100 C703
10V 100
10V
R660
2.2k
Q651
2SA1115TP-EF
R664
33
R614
Q601
33
2SA1115TP-EF
C656 C655
C605 C606 100p 33p
500V
33p 100p
500V
C654 3p
C604
3p R613
560
R654 68k
R604
R603
68k R653
2.2k
2.2k
C603
C653
100
100 R615
10V
10V 33
C620
47p
R765
Q752
33
2SC3623ATP-LK
R763
560
C506 C505
100p 33p
500V
C565 C566
33p 100p
500V
R760 R761
2.2k 82k
C733 C732
10 10
100V 100V
R764
C554 5p C504 5p
R554 68k
R505 68k Q751
2SA1115TP-EF
R732
R553 R503 C766
1
2.2k 2.2k 47p
C553 C503
100 100 R733 C517
10V 10V 1 47p
R514
Q501
33
2SA1115-TP-EF
R510
R696 47k R695 10k 2.2k
R511
82k
Q692
DTA124ESA-TP
R690 C691
220k 0.1
R513
IC691
560
NJM4565D
R515
33
R694
10k
C577
R574
Q571 47p
33
2SA1115TP-EF
R570 R571
Q533
2.2k 82k
MN2488
R526
R576 Q534
560 MP1620
Q572 R575
2SC3623ATP-LK 33 C576
47p
Q740
Q705
2SC1815GR-TPE2
2SA1038S-RSE-TP
C720
220p
R740 C742 D740
R719
22k 0.01 1SS133T-72
4.7k
Q703
R748
MN2488 R747 C740
R724 15k
R722 15k 10
15k
R721 1.5k 50V
6.2k
R716
L701
C711
0.022
R718
4.7
Q704 R723
MP1620 47k
Q706
C716
R746
2SA1038S-RSE-TP
47p R717
47k
10
R725
68k
C669
47p
R638
68k
Q654
R675 4.7k
MP1620
Q655
2SA1038S-RSE-TP
R667 R673
10 47k
R676
R666 C661 C642 D640 47k
R640
0.022 22k 0.01 1SS133T-72
C640
R648 R677
R674 10
15k 15k
15k 50V
R671
R672
6.2k
Q653 1.5k D665 Q640
MN2488 1SS133T-72 2SC1815GR-TPE2
R668
C666 C670
4.7
47p 220p
L651
C621
47p
R623
47k
L601 R655
4.7k
Q603
MN2488
R618 Q680
4.7 2SC1815GR-TPE2
R620
R656
4.7k
47k
D680
R680 C681
22k 1SS133T-72
0.01
C611
R616
0.022 R681 R657
C680
15k 15k
10
50V
D605
R622 R617
1SS133T-72
1.5k 10
R621
6.2k
Q604 R624
MP1620 15k
L751
R625
68k
R768
Q606
4.7
2SA1038S-RSE-TP
R755 4.7k
Q755 R775
2SA1038S-RSE-TP 68k
C767
47p
R756
47k
R750 C752 D750
1SS133T-72
22k 0.01
Q754
R772
MP1620 R758 R757 C750
R771 1.5k
15k 15k 10
6.2k C761 R778
50V
R766 0.022 15k
D765 R773 Q750
1SS133T-72 47k 2SC1815GR-TPE2
C770 R767
R769
220p 10
4.7k
Q756
2SA1038S-RSE-TP
33
R573
Q753 R517
47k
MN2488 10
C511
0.022
Q503
MN2488
Q505
2SA1038S-RSE-TP
R555
4.7k
C519 R520
220p 4.7k
R556
47k
C541 D540
R540
R516 1SS133T-72
0.01
22k
C540
R546 R557
10
R522 15k 15k
50V
R521 1.5k
6.2k
R524 D505 Q540
15k 1SS133T-72 2SC1815GR-TPE2
Q504
MP1620 R525
Q506 68k
C516
2SA1038S-RSE-TP
47p
R530
C539
4.7k R585
220p
4.7k
R523
R537 47k
10 R586
47k
C531
C581 D580
0.022 R580
0.01 1SS133T
22k
R572 C580
R588 R587
1.5k 10
15k 15k
50V
R531
6.2k
R534 D585
15k 1SS133T-72
Q580
2SC1815GR-TPE2
R535
Q536 68k
2SA1038S-RSE-TP
24 24
R792 680 1W
R794 680 1W
RY791
R791 D791
RY701
2.2k 1SS133T-72
R793
Q790 82
2SC1740S-QRT
D710
Q710
1SS133T-72
2SC1740S-QRT
R731
2.2k
TM601
R734
82
CC15
*2
C791
RR13
220
*3
10V
C721
220
10V
RR14
*3
R780 R735
10k 6.8k CC17
*2
D722
1SS133T-72
D721
C722
1SS133T-72
R737 10
39k 50V
R736 Q722
1k 2SC1841TP-PAFAEA
RY601
Q610
2SC1740S-QRT
R634 D610
82 1SS133T-72
R631
2.2k
CN792
4P
CC11
*2
RR11
*3
RR12
*3
CC13
*2
CN807
4P
CNP806
4P