Schematic Diagram - Main Section (3/4) - Sony STR-DH710 Service Manual

STR-DH710
4-13. SCHEMATIC DIAGRAM — MAIN Section (3/4) —
1 2 3
MAIN BOARD
(1/4)
(Page 24)
A
4
1
CNP410
B 15P
CL300
HP Relay 1
CL301
SW Relay 2
CL302
LR Relay 3
CL303
SBL-R Relay 4
CL304
Bridgeable Relay 5
CL305
C-SUR-Relay 6
DIGITAL CONN CL306
Protector 7
BOARD
B CL307
C Limiter 8
CN116
CL309
(Page 46)
HP Detect 9
CL308
15V (For Tuner) 10
CL310
R450 100 C450 100p
VOL DATA 11
CL311
R449 100 C449 100p
VOL CLK 12
CL312
Tuner L 13
CL313
Tuner R 14
CL314
+7V 15
D
CNP411
20P
CL315
-7V 1
CL325 C547 10 50V
L OUT 2
AGND 3
CL324 10 50V
C546
R OUT 4
CL316
FR IN 5
CL317
E
FL IN 6
CL318
SW 7
CL319
8
C
DIGITAL CONN
CL320
BOARD SR IN 9
C
CL321
CN114 SL IN 10
(Page 46) CL322
SBR IN 11
CL323
SBL IN 12
CL326 R881 0
DCAC 13
CL327
F
DM-PORT R 14
CL328
DM-PORT L 15
CL329
Video2 R 16
AGND 17
CL330
Video2 L 18
CL331
SAIR R 19
CL332
SAIR L 20
G
H
I
J
K
STR-DH710
• Refer to page 13 for Circuit Boards Location.
4 5 6 7
2
MAIN BOARD (3/4)
HP
SW
LR
SBL_R
BRIDGE
C_SUR
Protector
HP Detect
15V (For Tuner)
DATA
CLK
Tuner L 1 2 3 4 5 6 7
Tuner R
GND
80
SAIR L
0
79 SAIR L
SAIR R 0
SAIR R
78
GND
77
0
76 LOUT
75 ROUT
74 GND
0
73 RIN
0
72 LIN
0
SWIN
71
0
CIN
70
DIR FUNCTION SELECT
0
SRIN
69
0
68 SLIN
0
67 SBRIN
0
SBLIN
66
DCAC
65 GND
DM-PORT R 0
Bi-ampR
64
DM-PORT L
0
63 Bi-ampL
Video2 R Tuner R 0
62 INR2 (TUNER_R)
Tuner L 0
INL2 (TUNER_L)
61
Video2 L
SAIR R
SAIR L
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
0 0 0 0 0 0
DCAC
DM-PORT R
DM-PORT L
Video2 R
Video2 L
W002
C459
C409
JS400
4.7 4.7
5.0
50V
50V
R409 R459 R401 R451 R402 R452 R403
1k
1k 1k 1k 1k 1k 1k
JS406
7.5
1 2 3 4 5 6 7 8 9
10
G L1
L1 R1 L2 R2 L3 R3
J401
6P
L R L R L R
AUDIO AUDIO AUDIO
OUT IN IN
SA-CD/CD/CD-R TV
8 9 10
MAIN BOARD MAIN BOARD
(1/4) (2/4)
(Page 24) (Page 25)
5 6
21 22 23 24
6 5 3 4
C488
0.1
25V
C489
C499
2200p 2200p
50V 50V
7 0 0 -7 0 0 0 0 0 0 0 0
8 9 10 11 12 13 14 15 16 17 18 19 20
IC B/D
GND 21
GND 22
SUB2L 23
SUB2R
24
0
RECL3 25
0
RECR3 26
RECL2 27
RECR2 28
0
RECL1 29
0
IC400
RECR1 30
BD3471KS2
GND 31
IC400 INL16 32
INR16
33
INL15 34
INR15 35
INL14 36
INR14 37
INL13 38
INR13 39
GND 40
0 0 0 0 0 0 0 0 0 0
C458
C408
4.7 4.7
50V
50V
R453 R404 R454 R408 R458 R405 R455
1k
1k 1k 1k 1k 1k 1k
R466
1k
C403
2200p C405
2200p
G G
R1 L2 R2 L1 R1 L2 R2
J404
J403
4P 4P
L R L R L R L R
AUDIO AUDIO AUDIO AUDIO AUDIO
IN IN OUT IN OUT
SAT/CATV BD VIDEO 1 SUBWOOFER
26 26
11 12 13 14
C911
0.1
D910 ~ D913
1SR154-400TE-25
D913 D912
D911 D910
IC352
C913 C912
KIA7907PI
1000 2200
IC352
25V 25V
-7V REG
-7 -15
C353 D352
100
1SR154-400TE-25
16V
C352
0.47
C351
C350
100
0.47
16V
COM 15
7
O I
IC350
KIA7807API-U/PF
IC350
+7V REG
C471 R301
10 2.2k
50V
R467
100k
R302
100
D301
RY301
MA2J1110GLS0
15.3 R304
47k
0
Q301
2SC3052EF-T1-LEF
R470
RELAY DRIVER
47k
C400
2200p
J405
1P
15 16 17
MAIN BOARD
9 (4/4)
34
(Page 27)
CNP500
6P
CL365
1 R2(AC)
CL350
CONNECTION
2 R2 Center
BOARD
D
3 R2 Center
CNS195
CL349
C910
4 R2(AC)
(Page 44)
0.1
CL367
5 +15V
CL366
6 -15V
35
36 MAIN BOARD
0
(4/4)
(Page 27)
37
38