Printed Wiring Board - Main Board - Sony STR-KM2 Service Manual

Multi channel av receiver
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5-12. PRINTED WIRING BOARD – MAIN Board –
1
2
3
A
B
MAIN BOARD
EXCEPT MX
C
CL321
R376
CL319
CL320
CL322
D
C308
CL318
R307
C319
C302
H
R303
CL325
C318
R306
KM3
C307
CL324
DIGITAL
CL323
E
AUDIO
C301
BOARD
CL314
R304
CN2104
C300
CL312
(Page 19)
CL311
CL308
JR614
JR
C310
C311
R300
CL307
F
I
R852
DIGITAL
AUDIO
R866
BOARD
CN2105
(Page 19)
G
R864
JW797
JW757
KM3
C807
R812
B E
H
JW660
JW796
JW625
Q802
B
C
E
B
I
J
K
STR-KM2/KM3
• See page 12 for Circuit Boards Location.
4
5
6
J300
J302
SA-CD/CD
TV
PORTABLE
VIDEO
VIDEO
AUDIO
AUDIO
AUDIO
AUDIO
AUDIO
IN
(CHASSIS)
IN
IN
OUT
(CHASSIS)
IN
L
L
L
L
L
R
R
R
R
R
CL329
CL341
CL342
CL333
JR608
JR
JW617
JW602
CL330
JW619
W301
CL328
JW624
JWH602
JWH401
JW627
W004
41
40
C951
A950
O
I
IC300
60
21
IC951
61
20
JR624
JR
R521
JR
JR625
C316
C315
C332
80 1
C312
C306
C313
JW621
JR613
JR
C305
CL310
R601
R803
IC601
JW620
15
C802
14
KM3
R802
IC801
R701
R801
IC701
R703
R753
15
1
C615
14
2
15
1
14
2
JW667
JW650
JW635
JW622
KM3
C765
R754
R704
R861
D862
L700
R719
CL394
JR610
CL395
JR
R720
JW653
C607
R714
JW689
Q712
Q812
B E
R612
R816
B E
B E
R708
R712
R608
Q811
R713
Q800
Q711
JW681
C816
JW721
Q700
C810
B E
R811
JW741
R711
B E
R709
JW686
C819
JW707
JW612
JW798
JW637
JW749
Q803
Q702
Q703
Q602
B
C
E
B
C
E
B
C
E
B
C
E
Q801
E
B
E
Q701
: Uses unleaded solder.
7
8
9
10
KM3
TB354
CENTER
+
RY354
CL351
CL340
CL338
CL357
RR366
JW713
CL339
CL337
JW712
Q354
RY355
B E
JW750
JW641
JW615
JW715
JWH603
JW605
Q355
R371
I
B E
IC950
O
R372
R551
IC501
R503
R501
R553
15
1
14
2
JW687
C515
C565
R603
R653
R651
1
2
R604
R654
R953
R954
CL384
R765
D601
C762
L750
CL398
R769
R770
JR602
D751
C766
JR
JW751
C657
CL385
Q761
CL387
R764
CL401
Q612
C757
B E
R662
B E
B E
R658
R762
R758
R613
JW698
C760
R609
Q611
JS600
Q600
JW725
C769
C768
JW699
B E
JW822
R761
B E
R611
JW733
Q750
JW628
JW835
JW606
JW730
JW610
JW817
JW607
Q603
Q752
Q753
Q652
B
C
E
B
C
E
B
C
E
B
C
B
E
B
E
Q601
Q751
25
25
11
12
13
SPEAKERS
TB355
TB353
TB352
SURROUND
FRONT
SUBWOOFER
R
L
R
L
2
+
+
+
+
+
CC361
CC358
CL352
CC366
CL353
RR361
RR365
RR370
RR373
RR356
JW705
CL356
JW708
JW696
R363
RY353
RY352
Q353
R357
D353
E
B
JS364
JW746
JW752
JW679
W003
A953
JW639
CL375
JW664
W001
D952
CL374
JW745
JW693
JWH601
C956
JW684
JW683
JW678
R516
L550
D651
CL391
R570
R508
CL390
R567
JW758
C557
JW600
JW613
JW604
Q662
R562
B E
JS650
B E
R512
R558
B E
B E
CL389
Q562
R663
JW618
R563
JW608
Q661
Q561
R659
Q550
C518
JW634
JW626
R661
B E
Q650
B E
R559
R561
JS803
JW601
JW504
JS806
JW616
Q653
Q552
Q553
Q502
E
B
C
E
B
C
E
B
C
E
B
C
B
E
B
E
Q651
Q551
STR-KM2/KM3
14
15
16
1
+
(CHASSIS)
B351
F952
CL354
RY950
B E
K
POWER
JW632
TRANSFORMER
Q950
R951
R952
F953
(MAIN)
CL952
T901
(Page 34)
JW682
JW647
JW763
JW761
JW764
JW762
JW766
F951
CL953
J
C955
CL950
POWER
F950
TRANSFORMER
(MAIN)
T901
(Page 34)
R519
D500
L500
R520
R517
R518
Q512
B E
B E
Q511
R513
R509
R514
B E
Q500
R511
Q503
E
B
C
E
11
B
E
Q501
(11)
1-885-490-

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