Read Sony HT-DDW980 / STR-K980 Service Manual online
27
27
STR-K980
STR-K980
3-12. SCHEMATIC DIAGRAM – MAIN BOARD (2/3) –
• See page 39 for IC Block Diagrams.
C/SB
C/SB
C/SB
37
R737
C722
D721
R753
R703
C755
C705
L701
R669
C670
L651
R735
C721
R736
L601
R620
C619
R623
R701
R751
L751
R769
C770
R603
R653
R654
C605
C655
R651
R601
R731
C706
C756
C656
C606
R604
C707
C757
C657
C607
C503
R501
R505
R503
R520
C519
C540
C640
C750
D750
C701
C751
C651
C601
R791
R674
R625
R624
R775
R778
R525
R524
R744
R743
R718
R618
R714
R715
R665
R664
R614
R615
R765
R514
R515
C680
R695
R698
C732
C691
R793
C642
C681
C752
C541
R780
D690
R690
R634
R631
C740
C742
R741
C741
C506
C791
WP101
R671
R621
R771
R521
D693
JW501
JW502
R540
R557
R640
R677
R750
R757
Q692
R680
R657
R694
R691
R648
R681
R758
R546
R699
R740
R747
R748
R697
R700
R705
R689
CNP806
CN808
CN792
RY601
RY701
RY791
WP102
R702
R752
C753
C703
R704
R754
C743
R652
R602
C653
C603
R733
C733
R732
R693
C507
R502
C501
C610
R713
R711
R710
R663
R725
C711
R717
R723
R673
C661
R667
R638
C717
R719
C720
C660
R660
R661
R672
R668
R622
R617
C611
R611
R610
R613
R763
C760
R761
R760
R764
R772
C761
R773
R767
R522
R511
R510
C510
R513
C710
R722
R721
D722
R794
R768
WP03
R573
C511
R517
R724
C744
IC601
IC701
IC501
C704
C754
C654
C604
C565
C505
JW505
JW503
C504
R696
IC691
R706
D692
Q695
Q694
Q693
Q691
D691
R692
Q501
Q502
Q503
Q506
R516
R766
R616
R666
R716
Q701
Q702
Q652
Q602
Q752
Q751
Q601
Q651
Q703
Q704
Q654
Q653
Q603
Q604
Q754
Q753
Q504
Q505
Q756
Q755
Q606
Q605
Q656
Q655
Q706
Q705
D705
D665
D605
D765
D505
Q540
D540
D529
Q750
Q680
Q640
Q740
D740
R746
R745
D729
R739
C729
R729
C716
C669
C666
D640
R676
R675
D680
C621
C620
C767
D749
C749
R749
R755
R756
R759
C766
C517
C516
C842
D841
R844
R655
R656
R556
R555
R585
D791
Q790
Q710
D710
Q610
D610
TM601
R734
Q793
Q795
Q725
D732
Q723
Q722
R792
R529
C529
R539
2.2k
2.2k
2.2k
2.2k
2.2k
220
2W
2W
2W
39k
10
50V
1SS133T-72
33p
500V
33p
500V
4.7k
220p
6.8k
220
10V
10V
1k
4.7k
220p
47k
1k
1k
4.7k
220p
68k
33p
500V
33p
500V
1k
1k
2.2k
100p
100p
100p
100p
68k
100p
100p
100p
100p
100
10V
1k
68k
4.7k
220p
10
50V
10
50V
10
50V
1SS133T-72
4.7
50V
4.7
50V
4.7
50V
4.7
50V
50V
2.2k
15k
68k
15k
68k
15k
68k
15k
15k
15k
4.7
4.7
33
33
33
33
33
33
33
33
33
10
50V
10k
10k
10
100V
0.1
82
0.01
0.01
0.01
0.01
10k
HZS30-1LTA
220k
82
2.2k
10
50V
0.01
15k
2.2
100V
100p
220
10V
10V
6.2k
6.2k
6.2k
6.2k
HZS20-1LTA
22k
15k
22k
15k
22k
15k
DTA124ESA-TP
22k
15k
10k
15k
15k
15k
15k
470k
22k
15k
15k
47k
10k
470k
10k
3P
2P
4P
SYSTEM GND
68k
68k
100
10V
10V
100
10V
10V
68k
68k
2.2
100V
68k
68k
100
10V
10V
100
10V
10V
1
10
100V
1
10k
100p
68k
4.7
50V
47
25V
560
82k
2.2k
560
68k
0.022
10
47k
47k
0.022
10
68k
47p
4.7k
220p
47
25V
2.2k
82k
1.5k
4.7
1.5k
10
0.022
82k
2.2k
560
560
47
25V
82k
2.2k
33
1.5k
0.022
47k
10
1.5k
82k
2.2k
47
25V
560
47
25V
1.5k
6.2k
1SS133T-72
680
1W
4.7
47k
0.022
10
15k
2.2
100V
3p
500V
3p 500V
3p 500V
3p 500V
33p
500V
33p
500V
5p 500V
47k
NJM4565D
220
2W
ISS133T
-72
2SA1115
TP-EF
2SC1815GR-TPE2
2SC1815GR-TPE2
2SC1815
GR-TPE2
ISS133T-72
220
2SA1115TP-EF
2SC3623ATP-LK
MN2488-OPY-MK
2SA1038S-RSE-TP
2SA1115TP-EF
2SC3623ATP-LK
2SC3623ATP-LK
2SC3623ATP-LK
2SC3623ATP-LK
2SA1115
TP-EF
2SA1115TP-EF
2SA1115TP-EF
MN2488
-OPY-MK
MP1620
-OPY-MK
MP1620
-OPY-MK
MN2488
-OPY-MK
MN2488
-OPY-MK
MP1620
-OPY-MK
MP1620
-OPY-MK
MN2488
-OPY-MK
MP1620-OPY-MK
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
1SS133T-72
1SS133T-72
1SS133T-72
1SS133T-72
1SS133T-72
2SC1815
GR-TPE2
1SS133T-72
1SS133T-72
2SC1815
GR-TPE2
GR-TPE2
2SC1815
GR-TPE2
GR-TPE2
2SC1815
GR-TPE2
GR-TPE2
2SC1815GR-TPE2
1SS133T-72
47k
4.7k
1SS133T-72
100k
0.01
3.3k
47p
500V
47p
500V
500V
47p
500V
1SS133T-72
47k
4.7k
1SS133T-72
47p
500V
47p
500V
47p
500V
1SS133T-72
0.01
3.3k
4.7k
47k
100k
47p
500V
47p
500V
47p
500V
47
25V
MTZJ-3.0
22k
R843
1k
4.7k
47k
47k
4.7k
4.7k
R586
47k
47k
1SS133T
-72
2SC1740S-QRT
2SC1740S-QRT
1SS133T
-72
2SC1740S-QRT
1SS133T-72
82
2SC1740S-QRT
2SA1038S-RSE-TP
2SA1038S
-RSE-TP
1SS133T-72
2SC1740S
-QRT
2SC1841TP
-PAFAEA
680
1W
3.3k
0.01
100k
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