Schematic Diagram - Main Board (4/4) - Sony STR-DN1050 Service Manual

STR-DN1050
6-27. SCHEMATIC DIAGRAM – MAIN Board (4/4) –
1 2 3
A
B
MAIN BOARD (4/4)
>058S
C
MAIN BOARD (3/4) 36
35
(Page 53)
SW_FIL
SR_FIL
D
4
C421
0.001u
C422
E
0.001u
5
R733
SL_FIL
R734
C_FIL
F
SBR_FIL
FR_FIL
G
4
C423
0.001u
C424
0.001u
5
H
R633
FL-FIL
R634
SBL_FIL
>056S
CL412
MAIN BOARD
TUNER_R/BCK
CL413
(3/4) TUNER_L/LRCK
I
(Page 53)
CL417 CL416
C431 C430
J
1u 1u
R421 R420
22k 22k
C434 R423
47p 100k
0
0
C432 R422
K
47p 100k
0
7
C441
C433
10u 0.1u
STR-DN1050
• See page 66 for IC Block Diagrams.
4 5 6 7
MAIN BOARD
(Page 53)
33
R312 R310 R311 R313
22 22 22 22
R534
15k
R784
C506
R533 [SW]
15k
270p
820
C756 [SR]
R783
270p
820
-7 0 0
4 3 2 1
C427
-7 0 0
0.001u
3 2 1 IC413
IC413
NJM4565M(TE2)
LINE AMP
IC411
C428
IC411
NJM4565M(TE2)
0.001u
5 6 7 8
LINE AMP
0 0 7
6 7 8
0 0 7
C556
R583
[C]
270p
820
C706
R584
270p [SL]
820
15k
15k
R884 15k
C856 [SBR]
R883
270p
820
R684 15k
-7 0 0
C656 [R]
R683
270p 4 3 2 1
820
C425
0.001u
IC412
IC412
-7 0 0
NJM4565M(TE2)
3 2 1
LINE AMP
C426
0.001u
5 6 7 8
IC410
IC410
NJM4565M(TE2)
0 0 7
LINE AMP
C806
6 7 8 R833
270p
[SBL]
820
0 0 7
R834 15k
C606
[L]
270p
820
15k
CL415 CL414
C480 C481
IC420
1u 1u
NJM4565M (TE2)
IC420
R470 R471
22k 22k
LINE AMP
C491 C484 R473
0.1u 47p 100k
-7
-7V
5 BT L+ 4
0
6 BT L- DM R+ 3
0
7 BT LOut BT R- 2
R472 C482 C483
0
100k 47p 10u
BT ROut
8 +7V 1
8 9 10
>057S
(3/4)
MAIN BOARD (1/4)
(Page 51)
31 34 32 35 20 19 21 17 14 15 16
C487
0.1u
C489 C499
0.0022u 0.0022u
C449 C450
100p 100p
CL430
7 0 0 -7 0 0 0 0 0 0 0
GND_80
80
SUB1L
79
SUB1R
78
GND_77
0 77
ADCL
76
0
ADCR
75
GND_74
0 74
FRIN
IC421
0 73
BD3470KS2
FLIN
CL427 0 72
IC421
SWIN
71
0
CIN
DIR FUNCTION
CL425 0 70
SELECT
SRIN
0 69
SLIN
68
CL423 0
SBRIN
0 67
SBLIN
66
R985
GND_65
0
0 65
INR1
0 64
INL1
CL420 63
R986 0
INR2
0
DCAC-IN 0 62
INL2
61
0 0 0 0 0 0 0 0 0 0 0 0 0 0
R443 R442
0 0
W002
CC08
100p
9 8 7 6 5 4 3 2 1
AUDIO L R
SA-CD/CD IN
WHT RED
AUDIO L R
RED
VIDEO 1 IN WHT
L R
AUDIO
WHT
RED
SAT/CATV IN J401
54 54
11 12 13 14
>047S
18
0
KIA7907F-RTF/P
GND_21
21
GND_22
22
SUB2L
-7
23
SUB2R
24
C353
RECL3 D352 C355
470u
25 1SR154-400TE-25 470p
RECR3 16V
26
RECL2
27
RECR2 C351
C354
28 470u
470p
RECL1
16V
29
7
RECR1
30
GND_31
31
C359
C358
TEST7
470u KIA7807AF-RTF/P
32 470p
16V
TEST8
33
TEST9
34
TEST10
35
TEST11
36
TEST12
R306
37
1k
TEST13 Q302
38 2PD601ART
TEST14
0.8
RELAY R305
CL441 CL440
39
47k
GND_40 DRIVER
40
0.2
RY302 D302
12V DA2J10100L
0 0
R303
33
C301
10u R307
50V
JW301 100k
R302
100
D301
RY301
DA2J10100L
12V
R301
1k
R308 0.7 R304
47k
47k
R309
0
1k Q301
2PD601ART
RELAY
DRIVER
C411 C412
4.7u 4.7u
50V 50V
CC58 CC06 CC56
100p 100p 100p
C401
0.0022u
CL348
9 8 7 6 5 4 3 2 1
AUDIO
SUBWOOFER OUT
BLK BLK
L R
AUDIO
WHT
RED TV IN
L R
AUDIO
WHT
RED
ZONE 2 OUT
J402
184354511
15 16 17
>054S
MAIN BOARD
+7V
TUNER_GND (3/4)
(Page 53)
IC352
IC352
-7V REG.
28
-15
O I 26
G
>049S
C352
D356
1u P6SMB30AT3G
MAIN BOARD (2/4)
25
(Page 52)
C350
1u
G
15
27
IC350
C357
1u
IC350
+7V REG.
G 15
7
IC351
KIA7807AF-RTF/P
IC351
+7V REG.