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Printed Wiring Board - Main Board (component Side) - Sony STR-DN1050 Service Manual

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6-22. PRINTED WIRING BOARD – MAIN Board (Component Side) –
1
2
3
MAIN BOARD
(COMPONENT SIDE)
A
L
FRONT A
B
+
(CHASSIS)
C
RR11
F912
D
RY920
>011P
POWER
TRANSFORMER
(MAIN)
T901
F913
(Page 59)
E
C915
C914
HS921
D921
LP401
F
C936
G
>012P
R398
HEADPHONE
RY921
BOARD
CN107
4
1
CN391
(Page 65)
H
C322
R397
ET301
R553
R558
I
(CHASSIS)
Q551
E
C
B
E
Q553
J
TRANSFORMER
K
STR-DN1050
• See page 26 for Circuit Boards Location.
4
5
6
TB501
TB502
SURROUND BACK/ BI-AMP/
R
CENTER
L
SURROUND
R
L
FRONT HIGH/ FRONT B/ZONE 2
+
+
+
+
+
(CHASSIS)
(CHASSIS)
RR12
RR13
RR14
RR15
RR18
RY350
RY365
RY355
W001
GP801
FOR REFER
INDICATION
F910
C986
F911
C985
C937
JW302
JW303
R392
R395
R394
L550
L700
L600
R551
R701
R700
R550
R600
R603
R703
C708
C558
E
E
R704
R554
R708
R608
Q702
Q552
Q550
Q701
Q700
Q601
E
C
B
E
C
B
E
C
B
E
C
B
E
E
Q703
Q603
POWER
(MAIN)
>013P
T901
(Page 59)
: Uses unleaded solder.
7
8
9
10
TB503
J402
J401
R
L
R
L
R
AUDIO
AUDIO
AUDIO
AUDIO
ZONE 2 OUT
ZONE 2 OUT
SAT/
SAT/
CATV IN
CATV IN
AUDIO
AUDIO
AUDIO
AUDIO
+
TV IN
TV IN
VIDEO 1 IN
VIDEO 1 IN
(CHASSIS)
AUDIO
AUDIO
AUDIO
AUDIO
SUBWOOFER
SUBWOOFER
SA-CD/
SA-CD/
OUT
OUT
CD IN
CD IN
(CHASSIS)
RR17
(CHASSIS)
W002
JW301
RY360
IC234
FB207
C257
FB206
FB205
R296
RY302
FB203
R303
C262
FB204
C261
FB202
R295
FB208
3
IC350
1
2
RY301
C301
C354
2
3
IC352
C353
C634
1
C563
R542
C560
R638
C713
R738
R588
R587
R561
R737
R580
R639
R579
R710
C612
R739
R611
C582
C564
R543
C581
C712
C632
R729
C732
C731
Q570
Q620
Q720
C720
R726
D571
R577
R575
R578
D572
C636
K
K
A
D722
K
A
K
A
K
A
D622
R622
R572
K
A
R628
R722
R721
R728
C620
C570
R576
R627
R727
R725
D621
D721
L750
R750
R653
R753
C758
R658
R604
R754
E
E
Q602
Q752
Q751
Q651
Q600
Q750
E
C
B
E
C
B
E
C
B
E
C
B
E
Q753
Q653
TUNER1
BOARD
>014P
CN101
(Page 62)
49
49
11
12
13
J201
COMPONENT VIDEO
IN 2
IN 1
J202
MONITOR OUT
(GAME
(SAT/CATV
ASSIGNABLE)
ASSIGNABLE)
VIDEO
Y
Y
Y
SAT/
CATV IN
VIDEO
P
B
P
B
P
B
VIDEO 1 IN
VIDEO
P
P
P
MONITOR
R
R
R
OUT
IN 2
(TV
ASSIGNABLE)
(CHASSIS)
IC230
1
2
3
R250
R230
C273
C270
E
E
(CHASSIS)
Q285
Q284
IC220
12
3
C232
CN272
C266
C234
R218
R442
C268
R443
R421
C431
R470
R685
C480
C481
R420
C430
C546
R986
C483
C433
R985
C441
R584
R684
C610
C763
R787
R637
R788
C863
C683
C810
C781
C813
R888
R629
C762
R779
R688
C862
R687
C631
R838
R789
R837
C782
R761
C662
R811
R889
R679
R861
R839
Q770
C812
C882
R879
R689
R661
C682
C681
C831
C832
R829
Q870
C770
R776
Q670
Q820
A
C786
K
A
C886
D872
R771
K
K
R772
A
R626
C836
D822
K
A
K
A
R872
R625
R777
R775
R878
D771
R672
R671
K
A
R822
R821
R828
C670
R676
C820
R826
C870
R677
R675
R827
R825
R877
L800
L850
L650
D671
D821
D871
R800
R850
R650
R853
R803
C658
C808
R858
E
R654
E
R804
Q652
Q802
Q650
Q801
Q851
Q800
E
C
B
E
C
B
E
C
B
E
C
B
E
E
Q803
STR-DN1050
14
15
16
DIGITAL
BOARD
OPTICAL
CN3202
IN 1
(SAT/CATV
(Page 35)
ASSIGNABLE)
>002P
IC231
1
2
3
C290
DIGITAL
C291
FB201
BOARD
C292
CN2007
E
Q286
(Page 35)
>008P
C547
1
>015P
DCDC BOARD
C603
CN901
(Page 57)
C653
C503
>007P
C703
C803
DIGITAL
C853
R835
BOARD
R885
CN2006
(Page 35)
R450
R449
>006P
C860
R887
DIGITAL
BOARD
C881
R327
CN2008
D327
(Page 35)
A
K A
A
K A
D326
E
Q325
A
R326
R871
R328
R876
R875
C323
C858
E
Q852
R854
Q850
11
E
C
B
E
(11)
Q853
1-889-536-

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