DOWNLOAD Sony STR-KM3500 Service Manual ↓ Size: 4.59 MB | Pages: 52 in PDF or view online for FREE

Model
STR-KM3500
Pages
52
Size
4.59 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
str-km3500.pdf
Date
PREV: Sony HCD-GTR333 / HCD-GTR555 / HCD-GTR777 / HCD-GTR888 / MHC-GTR333 / MHC-GTR555 / MHC-GTR777 / MHC-GTR888 Service Manual

Sony STR-KM3500 Service Manual ▷ View online

STR-KM3500
STR-KM3500
13
13
5-4.  PRINTED  WIRING  BOARD -MAIN Board
• 
 : Uses unleaded solder.
• See page 12 for Circuit Boards Location.
MAIN BOARD
1-883-813-
12
(12)
CL339
1
3
2
Q654
1
3
2
Q853
1
3
2
Q854
1
3
2
Q503
1
3
2
Q504
1
3
2
Q703
1
3
2
Q704
1
3
2
Q553
1
3
2
Q554
1
3
2
Q753
1
3
2
Q754
1
3
2
Q603
1
3
2
Q604
W001
1
3
2
Q653
E
Q552
C561
C552
C550
C558
C925
C629
C609
C608
C607
C709
C708
C707
C659
C658
C657
C759
C758
C879
C757
C779
C859
C858
C829
C857
C809
C808
C807
C323
C320
C545
C335
C325
C546
C547
C803
C805
C853
C855
C729
C679
C862
C860
C810
C812
C753
C755
C705
C703
C762
C710
C712
C760
C912
C913
C603
C605
C655
C653
C612
C610
C660
C662
C560
C559
C557
C555
C353
C351
C409
C459
C408
C458
1
5
CNP510
1
5
CNP920
1
15
CNP410
1
15
CNP41
1
1
6
CNP500
JW729
JW744
JW664
JW617
JW801
JW764
JW807
JW633
JW665
JW658
JW690
JW708
JW769
JW746
JW637
JW632
JW734
JW749
JW705
JW711
JW671
JW625
JW631
JW796
JW660
JW757
JW621
JW783
JW797
JW787
JW781
JW703
JW736
JW689
JW804
JW791
JW672
JW676
JW768
JW772
JW774
JW753
JW675
JW714
JW730
JW712
JW720
JW677
JW600
JW606
JW691
JW726
JW732
JW680
JW814
JW686
JW747
JW635
JW636
JW751
JW616
JW793
JW681
JW684
JW688
JW683
JW810
JW777
JW778
JW623
JW669
JW725
JW808
JW693
JW741
JW743
JW742
JW655
JW702
JW61
1
JW603
JW698
JW813
JW820
JW718
JW809
JW800
JW802
JW642
JW634
JW624
JW766
JW604
JW622
JW647
JW739
JW608
JW733
JW696
JW706
JW694
JW695
JW670
JW799
JW612
JW815
JW752
JW731
JW640
JW687
JW707
JW697
JW627
JW629
JW628
JW648
JW788
JW770
JW652
JW601
JW678
JW674
JW710
JW602
JW609
JW610
JW717
JW639
JW805
JW771
JW762
JW755
JW723
JW758
JW727
JW811
JW644
JW737
JW700
JW735
JW620
JW653
JW765
JW651
JW738
JW692
JW722
JW663
JW661
JW614
JW761
JW682
JW704
JW659
JW713
JW745
JW685
JW759
JW779
JW784
JW763
JW782
JW699
JW673
JW626
JW641
JW668
JW679
JW618
JW619
JW748
JW715
JW794
JW789
JW701
JW756
JW630
JW638
JW649
JW650
JW780
JW654
JW790
JW803
JW613
JW667
JW721
JW657
JW605
JW643
JW646
JW645
JW792
JW795
JW607
JW776
JW666
JW719
JW615
JW662
JW656
L628
R558
R567
E
Q551
R550
R553
R551
R629
L550
R543
R377
R376
RY375
E
Q602
R610
R612
E
Q601
R609
R613
R628
E
Q701
R710
R712
R728
E
Q702
L728
R709
R713
R729
R679
L678
R659
R660
R662
R663
R678
E
Q651
E
Q652
R879
E
Q751
L778
R759
R760
R762
R763
R778
R779
E
Q752
E
Q851
R829
L878
R859
R860
R862
R863
R878
E
Q852
R809
R810
R812
R813
R828
E
Q801
L828
E
Q802
15
14
2
1
IC601
15
14
2
1
IC701
15
14
2
1
IC801
R545
R546
JH606
JH607
HS9211
D921
R920
R922
RF913
RY920
RF912
RY350
R351
R352
TB601
RR1
1
RR12
RR13
TB602
RR14
RY355
R356
R357
TB604
RR15
RR17
RR18
RY365
RY360
R361
R362
R365
R364
JS808
15
14
2
1
IC901
I
O
I
I
O
HS350
JH601
JS400
J401
J403
J404
JS406
W003
W002
15
3
CNP792
IC352
IC350
C924
DIGITAL
BOARD
CNS502
(Page 17)
A
DIGITAL
BOARD
CNS501
(Page 17)
B
F
HEADPHONE
BOARD
CNP790
(Page 24)
H
POWER 
TRANSFORMER
(Page 25)
FRONT
SPEAKERS
TB601
+
+
+
–
–
+
+
–
–
+
–
+
–
–
L
L
R
R
L
R
TB602
SURROUND
CENTER
TB604
SUBWOOFER
C551
C554
C921
C920
CC1
1
CC12
CC13
CC14
CC15
CC18
CC17
C553
C602
C652
C91
1
C910
C350
C352
CC05
CC08
CC55
CC58
C405
CC03
CC53
CC04
CC54
C403
CC02
CC52
CC01
CC51
CC09
CC59
C488
C499
C489
C449
C450
C802
C852
C752
C702
C611
C620
C71
1
C725
C720
C661
C670
C770
C761
C775
C861
C870
C811
C820
D81
1
D820
D875
D861
D870
D761
D775
D770
D661
D670
D725
D71
1
D720
D61
1
D620
D551
D550
D375
D350
D920
D355
D365
D360
D352
D913
D910
D91
1
D912
D327
D326
D536
D335
D822
D821
JR600
JR602
JR700
JR702
JR703
JR704
E
Q920
R921
R923
E
Q350
R350
R353
E
Q375
R375
R378
R559
R392
R395
R393
R394
R552
R566
R555
R556
R564
R569
R557
R568
E
Q550
E
Q555
R562
R606 R608
R607
R611
E
Q611
E
Q612
R614
R615
R620
R622
R630
R616
R706
R707
R708
R71
1
E
Q711
E
Q712
R714
R715 R716
R720
R722
R730
R725
R726
R656
R657
R658
E
Q661
E
Q662
R661
R664
R665
R666
R670
R672
R680
R756
R757
R758
E
Q761
E
Q762
R761
R764
R765
R766
R770
R772
R780
R775
R776
C875
R856
R857
R858
E
Q861
E
Q862
R861
R864
R865
R866
R870
R872
R880
R876
R875
R806
R807
R808
E
Q811
E
Q812
R81
1
R814
R815
R816
R820
R822
R830
E
Q321
E
Q323
E
Q324
E
Q320
E
Q325
R449
R450
R320
R323
R325 R327
R544 R547
R548
R549
R326
R328
R335
R337
R804
R854
R801 R802
R803
R851
R852
R853
R881
R882
R883
R884
20
21
41
60
40
61
80 1
IC400
R704
R754
R701
R702
R703
R751 R752
R753
R651
R652
R653
R565
R604
R654
R601
R602
R603
E
Q365
R366
R367
E
Q355
R355
R358
E
Q360
R360
R363
R409
R459
R401
R451
R402
R452
R403
R453
R404
R454
R408
R458
R405
R455
R554
R560
R563
1
5
CNP510
C
TEMP-SENSOR
BOARD
CNS500
(Page 27)
1
6
CNP500
E
CONNECTION
BOARD
CNS510
(Page 27)
L
R
SA-CD/CD
TV
L
R
AUDIO OUT
AUDIO IN
L
R
AUDIO IN
J401
L
R
L
R
AUDIO IN
AUDIO IN
SAT/CATV
VIDEO 2
J403
J404
L
R
VIDEO 1
L
R
AUDIO OUT
AUDIO IN
RY350, 355, 350
RY365, 375, 920
-1
-2
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
JR605
C355
C354
C360
C358
C359
C357
C356
JS601
JS600
C543
C544
JR603
JR604
JR601
STR-KM3500
STR-KM3500
14
14
5-5.  SCHEMATIC  DIAGRAM - MAIN Board (1/3) -
c
d
R662
6.2k
R680
47k
R656
2.2k
R664
1.5k
2SA1115TP-EF
Q651
L628
1.7uH
C679
0.022
R657
82k
R661
4.7k
R628
4.7
4.7
R666
68k
C657
47
R679
10
L678
1.7uH
R665
15k
R663
0.22
C661
220p
R678
R813
0.22
R830
47k
R863
0.22
25V
25V
25V
25V
25V
25V
25V
C807
47
R811
4.7k
R780
47k
R857
82k
2SA1115TP-EF
Q801
R764
1.5k
R861
4.7k
R761
4.7k
C857
47
R766
68k
R814
1.5k
C757
47
R779
10
L878 1.7uH
1
2
R815
15k
R864
1 .5k
C761
220p
R778
4.7
R856
2.2k
C879 0.022
R756
2.2k
R804
68k
L828
1.7uH
C861
220p
R816
68k
2SA1115TP-EF
Q851
2SA1115TP-EF
Q751
R879
R806
2.2k
R829
10
C779
0.022
R757
82k
4.7
R862
6.2k
R865
15k
R866
68k
R880
47k
L778
1.7uH
R878
10
R812
6 .2k
R765
15k
R763
0.22
R807
82k
C829
0.022
R828
4.7
C811
220p
R601
1k
C602
100p
R651
1k
C652
100p
R652
68k
R751
1k
R701
1k
C752
100p
C702
100p
R752
68k
R702
68k
R851
1k
R801
1k
C852
100p
C802
100p
R852
68k
R802
68k
50V
C610
10
50V
C660
10
50V
C710
C760
10
50V
10
R760
100
R859
100
R809
100
R810
100
R860
100
R660
100
R659
100
R759
100
R803
2.2k
R762
6.2k
10V
C862
220
10V
C712
220
10V
C812
220
10V
C762
220
10V
C612
220
10V
C662
220
50V
C810
10
C545
47
25V
MAZ8056GMLS0
D536
R548
22k
R549
22k
R672
100k
R772
100k
R822
100k
R872
100k
C607
47
R610
100
2SA1115TP-EF
Q601
R607
82k
R609
100
R606
2.2k
R613
0.22
C611
220p
R612
6.2k
R611
4.7k
R614
1.5k
R622
100k
R615
15k
R616
68k
R653
2.2k
R654
68k
R604
68k
R603
2.2k
R753
2.2k
R704
68k
R754
68k
R703
2.2k
R854
68k
R853
2.2k
R630
47k
C629
0.022
R629
10
R820
47k
R870
4k7
R670
47k
R620
47k
2SD2144S-TP-V
Q602
2SD2144S-TP-V
Q652
2SD2144S-TP-V
Q752
2SD2144S-TP-V
Q852
2SD2144S-TP-V
Q802
R555
C558
47
R556
2.2k
2SA1115TP-EF
Q551
Q551, Q552
R550
100
R567
100
2SD2144S-TP-V
Q552
R553
0.22
R552
4.7k
L550
1.7uH
R562
1.5k
C550
0.022
C551
220p
R551
10
R558
6.2k
R564
15k
R569
68k
R568
47
k
R543
4.7
R559
100k
R557
47k
R602
68k
R658
560
R608
560
R858
560
R808
560
R758
560
R566
560
C759
47p
1kV
C808
47p
C608
47p
C609
47p
C758
47p
C658
47p
1kV
C561
47p
C859
47p
1kV
1kV
1kV
1kV
1kV
1kV
1kV
1kV
1kV
1kV
1kV
C809
47p
C858
47p
C659
47p
1kV
C552
47p
15
JW744
20
JW729
DA2J10100L
D775
100k
R776
0.1
C775
10k
R775
DA2J10100L
D875
10k
R875
100k
R876
0.01
C875
DA2J10100L
D821
R884
22k
DA2J10100L
D822
R883
2.2k
R881
1k
R882
1k
R547
47k
DA2J10100L
D770
DA2J10100L
D761
DA2J10100L
D861
DA2J10100L
D551
DA2J10100L
D820
DA2J10100L
D81
1
DA2J10100L
D870
DA2J10100L
D550
DA2J10100L
D61
1
DA2J10100L
D620
DA2J10100L
D670
DA2J10100L
D661
C870
4700p
C770
2200p
C670
4700p
C620
4700p
2SA1163L-TE85L
Q612
2SA1
163L-TE85L
Q861
2SA1
163L-TE85L
Q661
2SA1163L-TE85L
Q555
2SA1
163L-TE85L
Q81
1
2SA1
163L-TE85L
Q61
1
2SA1163L-TE85L
Q550
2SA1163L-TE85L
Q812
2SA1163L-TE85L
Q862
2SA1
163L-TE85L
Q761
2SA1163L-TE85L
Q662
2SA1163L-TE85L
Q762
C605
3p
C705
3p
C755
3p
C855
3p
C655
3p
C805
3p
1kV
C803
10p
1kV
C853
10p
1kV
C753
10p
1kV
C703
10p
1kV
C653
10 p
1kV
C603
10p
R770
22k
C820
4700p
C554
4700p
20
21
22
23
24
25
26
27
29
28
30
1
4
2
3
e
50V
C860
10
6
5
9
10
11
12
R545
0.47
R546
0.47
R544
0
2SA1115TP-EF
Q701
R714
1.5k
C711
220p
R729
10
R706
2.2k
C707
47
R707
82k
L728
1.7uH
R711
4.7k
R728
C729
0.022
R715
15k
R713
0.22
R712
6.2k
R716
68k
R730
47k
R709
100
R710
100
R722
100k
2SD2144S-TP-V
Q702
R708
560
C709
47p
C708
47p
DA2J10100L
D725
100k
R726
0.1
C725
10k
R725
DA2J10100L
D71
1
DA2J10100L
D720
C720
2200p
2SA1
163L-TE85L
Q71
1
2SA1163L-TE85L
Q712
R720
22k
4.7
82k
1.1
0.2
-15
0.2
0.2
0.2
16
16
-16
-15
-1
1.1
-1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
STK350-630TS-E
IC601
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
1.1
0.1
-14
0.1
0.1
0.1
16
16
-16
-14
-1
1.1
-1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
STK350-630TS-E
IC701
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
1.1
0.2
-15
0.2
0.2
-15
16
16
-16
-1
1.1
-0.2
-1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
STK350-630TS-E
IC801
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
R560
1k
C553
100p
R554
68k
C557
220
R565
68k
R563
2.2k
C559
3p 1kV
1kV
C560
10p
C555
10
50V
0
0
-15
0
01
0.2
16
15
-16
-15
-1
1.1
0
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
STK350-630TS-E
IC901
MUTE
+VOUT1
-VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
-VOUT2
+VOUT2
VCC
VCC
VEE
B
1
C
2
E
3
B
1
C
2
E
3
B
1
C
2
E
3
B
1
C
2
E
3
B
1
C
2
E
3
B
1
C
2
E
3
Q604
MP1620-OPY-MK
BOOSTER
B
C
E
1
2
3
Q704
MP1620-OPY-MK
BOOSTER
B
C
E
1
2
3
Q703
MN2488-OPY-MK
BOOSTER
B
C
E
1
2
3
Q854
MP1620-OPY-MK
BOOSTER
B
C
E
1
2
3
Q853
MN2488-OPY-MK
BOOSTER
B
C
E
1
2
3
Q554
MP1620-OPY-MK
BOOSTER
B
C
E
1
2
3
Q553
MN2488-OPY-MK
BOOSTER
B
C
E
1
2
3
Q603
MN2488-OPY-MK
BOOSTER
B
C
E
1
2
3
Q654
MP1620-OPY-MK
BOOSTER
Q754
MP1620-OPY-MK
BOOSTER
Q753
MN2488-OPY-MK
BOOSTER
Q504
MP1620-OPY-MK
BOOSTER
Q503
MN2488-OPY-MK
BOOSTER
Q553
MN2488-OPY-MK
BOOSTER
1kV
1kV
1kV
1kV
1kV
1kV
-1
-50
0
1
50
0
0
-50
-1
0
50
1
1
50
0
-1
0
1
0.4
-0.5
-1
-1
0.4
2.2
0.4
0.4
1.7
-0.6
-50
0
0
50
1
0
-50
-1
-1
-50
0
-1
50
0
0
-50
-1
0
50
1.1
-1
-50
0
1
50
0
-0.6
0.4
-1
-1
0.4
0.7
1.4
0.8
-0.5
0.8
1.4
-0.6
1.5
-0.4
1
0.4
-1
0.6
1.3
-0.6
0.7
0.4
-1
-0.6
1.7
-0.2
1.4
0.4
-1
-0.6
0
-40
14
6.5
0
7
11
0.7
13
8
0
9.6
14
2
0
16
6
18
13
3
15
0.4
-0.2
0.4
0
-54
10
3.9
-33
19
2.2
-34
17
1.4
-37
16
8
-29
0
3.5
-31
20
CURRENT DETECT
CURRENT DETECT
CURRENT
 DETECT
CURRENT DETECT
CURRENT
 DETECT
CURRENT DETECT
CURRENT
 DETECT
CURRENT DETECT
CURRENT
 DETECT
CURRENT DETECT
CURRENT
 DETECT
CURRENT DETECT
CURRENT
 DETECT
CURRENT DETECT
LIMITER
Q801, Q802
LIMITER
Q851, Q852
LIMITER
Q751, Q752
LIMITER
Q701, Q702
LIMITER
Q651, Q652
LIMITER
Q601, Q602
LIMITER
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
A
B
C
D
E
F
G
H
I
J
2
MAIN
BOARD
(3/3)
(Page 16)
3
MAIN
BOARD
(3/3)
(Page 16)
4
MAIN
BOARD
(2/3)
(Page 15)
1
MAIN
BOARD
(2/3)
(Page 15)
POWER AMP
IC901
MAIN BOARD    (1/3)
POWER AMP
IC601
POWER AMP
IC701
POWER AMP
IC801
STR-KM3500
STR-KM3500
15
15
5-6.  SCHEMATIC  DIAGRAM - MAIN Board (2/3) -
• See page 29 for IC Block Diagrams.
8
MAIN
BOARD
(3/3)
(Page 16)
15P
CNP410
CNP411
15P
1
MAIN
BOARD
(1/3)
(Page 14)
DIGITAL
BOARD (3/3)
CNS502
(Page 21)
DIGITAL
BOARD (1/3)
CNS501
(Page 19)
5
MAIN
BOARD
(3/3)
(Page 16)
4
MAIN
BOARD
(1/3)
(Page 14)
IC400
MAIN BOARD    (2/3)
IC352
IC350
2
3
4
5
6
7
8
9
10
11
14
15
12
13
1
A
B
C
D
E
F
G
H
I
J
A
B
E
CONNECTION
BOARD
CNS510
(Page 27)
C
TEMP-SENSOR
BOARD
CNS500
(Page 27)
IC B/D
CL902
CL903
CL904
CL905
CL908
CL909
CL911
CL913
CL914
CL915
CL916
CL917
CL910
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
VOL IC CLK
VOL IC DATA
VACS CTRL
PROTECTOR
HP DET
HP RY
C/Sur RY
TEMP SENSOR 2
SW PREOUT RY
FL/FR RY
B’ABLE RY
TEMP SENSOR 1
LIMITER
LIMITER
LIMITER
SB/SW RY
PROTECTOR
HP DET
HP
C_SUR
TEMP SENSOR 2 
LR
BRIDGE
TEMP SENSOR 1 
SBL_R
6.8k
R335
100p
C449
2200P
50V
C499
100p
C450
MAZ8030G0LS0
D335
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
BD3470KS2
IC400
GND
HPFN
LPF01
LPF02
LPFN2
LPFN1
SWVOLVCC
DGND
DA
TA
CLK
VEE
FROUT
FLOUT
SWOUT
COUT
SROUT
SLOUT
SBROUT
SBLOUT
GND
GND
GND
GND
GND
LOUT
 SUB
ROUT
 SUB
LOUT
ROUT
RIN
LIN
SRIN
SLIN
SBRIN
SBLIN
SWIN
CIN
GND
RECL4
RECR4
RECL3
RECR3
RECL2
RECR2
RECL1
RECR1
GND
INL16
INR16
INL15
INR15
INL14
INR1
INL1
INR13
GND
INL12
INR12
INL1
1
INR1
1
INL10
INR10
INL9
INR9
INL8
INR8
INL7
INR7
INL6
INR6
INL5
INR5
INL4
INR4
INL3 (DMPOR
T_L)
INR3 (DMPOR
T_R)
1k
R449
1k
R450
16V
220
C335
b
9
6
5
12
11
10
3
4
1
2
INPUT SELECTOR,
ELECTRICAL VOLUME
CL906
CL907
CL918
CL919
CL920
CL921
CL922
CL923
CL924
CL925
CL926
CL927
CL928
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
-7V
FR OUT
FL OUT
SW OUT
C OUT
SR OUT
SL OUT
SB OUT
L IN
R IN
AGND
+7V
TUNER_R 
TUNER_L 
1
2
3
4
5
+7V
GND
Temp Sensor 1 
Temp Sensor 2 
Temp Sensor 1 
Temp Sensor 2 
25V
0.1
C488
2200P
50V
C489
CC02
CC52
C409
4.7
R451
1k
C459
4.7
50V
50V
R402
1k
R459
1k
R409
1k
CC01
CC51
CC09 100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
100p
R401
1k
R452
1k
SAF
, SP
, AR, 
TH
WHT2
RED2
G
RED1
WHT1
RED3
WHT3
J401
3
1
2
4
5
6
7
8
9 10
CC59
R453
1k
CC03
CC53
R403
1k
R454
1k
CC04
CC54
R404
1k
C403
2200p
CC05
CC08
CC58
CC55
C405
2200p
G
WHT1
RED1
WHT2
RED2
J403
G
WHT1
RED1
WHT2
RED2
J404
R455
1k
R405
1k
R408
1k
C458
4.7
C408
4.7
R458
1k
5.0
JS400
CL333 CL334
CL335 CL336
CL337 CL338
CL340 CL341
CL342 CL343
CL344 CL345
CL346 CL347
5.0
JS406
INL2
INR2
INL1 (TUNER_L)
INR1 (TUNER_R)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
50V
1
C546
50V
1
C547
33
C353
100
16V
16V
C351
100
1SR154-400TE-25
D352
C350
0.47
C352
0.47
I
O
I
O
G
KIA7907PI
IC352
1
2
3
COM
KIA7807API-U/PF
IC350
1
2
3
CL349
CL365
D911
D913
1SR154-400TE-25
D912
1000
25V
C913
25V
2200
C912
D910
D910, 912, 913, 911
1
2
3
4
5
6
6P
CNP500
R2_AC
R2 Center
R2 Center
R2_AC
+15V
-15V
CL350
CL367
CL366
0.1
C910
0.1
C911
32
31
-7V REGULATOR
+7V REGULATOR
50V
50V
L
R
SA-CD/CD
TV
L
R
AUDIO OUT
AUDIO IN
L
R
AUDIO IN
L
R
L
R
AUDIO IN
AUDIO IN
SAT/CATV
VIDEO 2
L
R
VIDEO 1
L
R
AUDIO OUT
AUDIO IN
22k
R337
5P
CNP510
0
0
0
-0.5
0
100p
C544
100p
C543
STR-KM3500
STR-KM3500
16
16
5-7.  SCHEMATIC  DIAGRAM - MAIN Board (3/3) -
1
2
3
4
5
6
7
8
9
10
11
14
15
12
13
8
MAIN
BOARD
(2/3)
(Page 15)
A
B
C
D
E
F
G
H
I
J
2
MAIN
BOARD
(1/3)
(Page 14)
3
MAIN
BOARD
(1/3)
(Page 14)
MAIN BOARD    (3/3)
5
MAIN
BOARD
(2/3)
(Page 15)
RY920
1
2
3
5
6
8
4
7
R921
2 . 2 k
2SC3052EF-T1-LEF
RELAY DRIVE
Q920
1
2
3
4
5
5P
CNP920
R1 (UPPER TAP) Red
R1 (LOWER TAP) Blue
R1 GND (Black)
R1 (LOWER TAP)Yellow
R1 (UPPER TAP)Orange
R326
39k
2SC3052EF-T1-LEF
PROTECT SWITCH
Q324
50V
C325
10
R327
10k
R325
6 . 8 k
2SC3052EF-T1-LEF
PROTECT SWITCH
Q321
R328
1k
2 . 2 k
R375
2SC3052EF-T1-LEF
RELAY DRIVE
Q375
Q360
2SC3052EF-T1-LEF
RELAY DRIVE
Q355
R355
1k
R360
1k
1
2
3
4
5
6
*2 RR13
*1 CC13
*2 RR14
*1 CC14
*2 RR11
*1 CC11
*1 CC12
*2 RR12
*1 CC15 *2 RR15
*2 RR17
*1 CC17
R922
47
R920
33
R358
47k
R363
47k
47k
R378
R923
47k
10V
C320
220
10V
C323
220
R320
100k
R323
100k
2SC2713G-TE85L
PROTECT SWITCH
Q325
CL364
CL362
CL368
CL369
CL370
CL372
CL371
MC2838-T112-1
D327
MC2838-T112-1
D326
R350
2 . 2 k
R353
47k
2SC3052EF-T1-LEF
RELAY DRIVE
Q350
C924
6800
71V
71V
C925
6800
RY350
12V
1
2
3
4
5
6
RY355
12V
1
2
3
4
5
6
RY360
1
2
3
4
5
6
RY375
12V
1
2
3
4
5
6
RF912
6.3A 
RF913
6.3A 
1
2
3
4
5
R366
47k
2SC3052EF-T1-LEF
RELAY DRIVE
2SC3052EF-T1-LEF
RELAY DRIVE
Q365
R367
1k
12V
12V
RY365
1
2
3
4
5
6
1
2
3
4
*2 RR18
*1 CC18
CL356
CL357
CL358
CL359
CL360
CL361
CL355
JS808
330
R392
330
R393
330
R395
330
R394
C920
0 . 1
C921
0 . 1
DA2J10100L
D375
DA2J10100L
D355
DA2J10100L
D920
DA2J10100L
D350
DA2J10100L
D365
DA2J10100L
D360
㨪
㨪
D25XB60
D921
1
2
3
4
22
R377
22
R376
1
3
4
5
HP DETECT
R-CH
GND
L-CH
22
R352
0.01  (SAF, SP, AR, TH)
10  (SAF, SP, AR, TH)
*1  CC11-CC15, CC17, CC18
*2  RR11-RR15, RR17, RR18
22
R351
22
R357
22
R356
22
R362
22
R361
22
R364
22
R365
2SA1163L-TE85L
PROTECT SWITCH
2SA1163L-TE85L PROTECT SWITCH
Q320
Q323
C_SUR
LR
SBL_R
HP
HP_DET
20
21
22
23
24
25
26
31
32
33
PROTECTOR
BRIDGE
250V
250V
b
CL363
28
27
29
30
c
d
e
F
HEADPHONE
BOARD
CNP790
(Page 24)
5P
CNP792
H
POWER 
TRANSFORMER
(Page 26)
R
FRONT
CENTER
R
L
L
+
-
+
-
+
-
+
-
+
-
-
TB601
TB602
TB604
+
SURROUND
SUBWOOFER
SPEAKERS
L
R
-33
6.7
11
5
15
13
15
-39
17
12
11
18
-37
15
-29
1.4
2.4
2.5
4
8
6.9
2.5
4
3.7
14
20
18
24
-11
-16
12
10
8
6
5
C355
C354
470p
470p
C357
C356
470p
470p
C360
C359 
470p
470p
C358
470p
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