Schematic Diagram - Main (1/3) Board - Sony STR-DH730 Service Manual

5-25. SCHEMATIC DIAGRAM – MAIN BOARD (1/3) –
1 2 3
A
MAIN BOARD (1/3)
5 6
B
15 14 13 12 11
-59.8 59.8 59.4
C
CNP410
19P
CL351
+3.3V 19
NC 18
CL350
17 REG_TEMP
DGND
D
CL349
HP
REG-TEMP 16
CL300
SW
HP-RY 15
CL301
LR
PREOUT-SW-RY 14
CL302
SBL_R
FL-FR-RY 13
DIGITAL CL303
SBL-R-RY 12
CL304 BRIDGE
BOARD
B BRIDGEABLE_RY 11
CL305 C_SUR
(4/4)
C-SLR-RY 10
CL306
CN2105 PROTECTOR 9
CL307
LIMITER 8
(Page 27)
CL309
E HP_DET 7
CL308
R450 C450
+15V_TUNER 6
100p
220
CL310
50V
EVOL_DATA 5
C449
CL311 R449
100p
EVOL_CLK 4
50V
220
CL312
VIDEO2_R 3
C388 220p
CL313 R388
100V
AGND 2
1k
CL314
VIDEO2_L 1
R389 C389
220p
1k
100V
CNP411
19P
F
CL315
+7V 19
NC 18
CL329
-7V 17
CL316
ADCL OUT 16
C546 C398
AGND 15
10 100p
CL317 50V 50V
AGND 14
C380 C547
CL318
10
10
ADCR OUT 13
DIGITAL 50V 50V R380
CL319
1k
DAC FR IN 12
BOARD C381
CL320
10
A DAC FL IN 11
50V
(4/4) CL321
C382
DAC SW 10
G
10
CL322
CN2114 50V C383
DAC C IN 9
10
CL323
50V
(Page 27) C384
DAC SR IN 8
10
CL324
C385
50V
DAC SL IN 7
10
CL333
50V
C386
DAC SBR IN 6
10
CL325
50V
DAC SBL IN 5
CL326
C387 R354
DCAC 4
10 0
CL327
50V
TUNER_R 3
CL328
TUNER_L 2
TUNER_GND 1
H
I
J
STR-DH730/DH830
• See page 46 for IC Block Diagrams.
4 5 6
31 33 32 55 36 35 34
IC501
STK350-630TS-E
POWER AMP
10 9 8 7 6 5 4 3 2 1 15 14 13 12 11 10
0 0 -58.3 -1.0 1.1 -59.4 59.5 59.6 1 -0.9 -58.5
C803
C556 C560
12p
4p 12p
100V 100V 100V
C559
L561
4p
C805
0 L802
4p
C553 0
R565
100p
R563 68k R804
R803
2 . 2 k
R554 68k
2. 2 k
68k C557
220
R560 C812
1k 10V 220
10V
L560
0
C555
10
50V
DATA
ADCL OUT
CLK
ADCR OUT
0
DAC FR IN
0
DAC FL IN
0
DAC SW
0
DAC C IN
0
DAC SR IN
0
DAC SL IN
0
DAC SBR IN
0
DAC SBL IN 0
ADCL OUT
0
0
C399
100p
50V
ADCR OUT
C390
3300p 50V DAC FR IN
R381 C391
1k 3300p 50V DAC FL IN
0
R382 C392
1k 3300p 50V DAC SW
0
R383 C393
CL381
3300p 50V DAC C IN
1k 0
R384 C394 0
CL382 DAC SR IN
1k 3300p 50V
R385 C395
3300p DAC SL IN
1k 50V
R386 C396
DAC SBR IN
1k 3300p 50V
R387 C397
1k DAC SBL IN
3300p 50V 0
CL392
0
R348
15k
0
0
0
7 8 9
37 39 38 41 42 40
IC801
IC701
STK350-630TS-E
STK350-630TS-E
POWER AMP
POWER AMP
9 8 7 6 5 4 3 2 1 15 14 13 12 11 10 9 8
0 0 0 0
-58.5 -0.9 1.1 0 -59.4 59.5 59.6 1 -0.9 -58.5 0
C854 C853
C804
4p 12p C753
4p
C754
100V 100V 100V 12p
100V 4p
C752
100p
C802
L852 L752
C855 C755
100p 220ohm
4p 0 4p
50V C852
100p
R854
R754
R802 R853 68k 68k R752
R852
R801 68k 68k
68k 2 . 2 k
1k R851
R753 R751
C862
1k 2. 2 k 1k
220
L801
L851 10V
0 0
C762
C725 C724 L751
100p 100p 220
220ohm
10V
C810 C860 C760
C763 C713
10 10 10
10p 10p
50V 50V 50V
C487
L489
0 . 1
220ohm
C488
C489
10p
0 2200p
0
C498
C499
7.0 10p
2200p
C403
100p
0
220ohm 100V
0 L499
R421
-6.9
47 C402
0
0 R422
0 47 100p 100V
0
IC B/D 0
0
0
IC400
0
IC400
BD3470KS2
DIR FUNCTION SELECT
0
0
0
37
37
10 11 12
46 47 48 44 43 45
IC601
STK350-630TS-E
POWER AMP
7 6 5 4 3 2 1 15 14 13 12 11 10 9 8 7
-1
0 0 0 -58.7 1.1 -59.8 59.8 59.8 1.1 -0.9 -58.6 0 0
C703
C653
C704
12p
12p C654
4p 100V
4p
100V
C702
L652
100p
0
C705 L702
C602
4p 220ohm C652
C655
100p 100p
R546 R545
4p
R704 0.47
0.47
R702 68k
68k R652 R602
68k
68k
R701 R703
1k
2 . 2 k R653
R654
2.2k
L701
68k
220ohm
R651 R601
C662
C712
220 1k 1k
220
10V 10V
L651
C710
10 0
50V
C660
10
50V
CL374
CL375
JWH603
75
IC352
KIA7907PI
D352 -7V REG
D351
1SR154-400TE-25 P6SMBJ33A-5
O I
G
-6.8 -15.8
C353
C323
100 C352
0
470p
16V 1
C324
C351
C350
100 470p
0
1
16V
COM
7.0
15.1
O I
IC350
KIA7807API-U/PF
+7V REG
CL377
AED TV IN
CL376
WHT TV IN
AED SACD/CD IN
SACD/CD IN
WHT
STR-DH730/DH830
13 14 15
MAIN
1 BOARD
(2/3)
(Page 38)
6 5 4 3 2 1
49
0 0 -58.6 -0.9 1.1
51
50
C603
C604
12p L602
4p
54
100V 0
52
53
C605
4p
R604
68k
R603
2.2k
C612
220
10V
L601
0
C610
10
50V
22
SW
21
23 MAIN
24 3
BOARD
25
(3/3)
26
(Page 39)
27
28
R301
2.2k R304
47k
Q301
2SC3052EF-T1-LEF
0.7
RELAY DRIVER
R302 0
100 C400
2200p
50V
D301
DA2J10100L
R467
R470
RY301
100k 47k
J405
CL348
C471
R466
10
1k
50V
C405
2200p
50V
J401
*CC55
100p
R455
1k
CL347 R
*CC05
CL379 RED3
R405
100p
L
1k CL346
50V
WHT3
CL378
R453
50V
1k CL341 R
*CC03 RED2
R403
100p
L
1k CL340
50V
WHT2
*CC58
C458
100p
4 . 7 R458
50V
50V 1k R
CL345
*CC08 RED1
100p
CL344 L
50V
WHT1
R408
C408
4 . 7 1k
50V
*CC52
50V
R452 100p
1k CL338
J409
7
*CC02
100p R L
6
50V
5
*CC51
R402
100p
1k CL337
4
50V
R451 3 R L
1k
CL336
2
R401
1
1k
*CC01 CL335
W002
100p
50V
* : AUS, ECE ONLY