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Schematic Diagram - Main Board (1/3) - Sony STR DA2400ES - 7.1 Channel Home Theater AV Receiver Service Manual

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6-20. SCHEMATIC DIAGRAM - MAIN Board (1/3) -

1
2
3
4
A
B
MAIN BOARD
(1/3)
C
C4003
470
16V
D
IC4001
EQ AMP
C4001
J401
R401
2.2
6P
C4002
R4001
R4002
CL401
50V
1k
220p
100k
100k
L
CC01
100p
PHONO
CL402
IN
CC51
R
100p
E
R451
C4022
R4021
R4022
C4021
1k
220p
100k
100k
2.2
CL403
50V
L
CC02
R402
100p
1k
SA-CD/
CL404
CD IN
CC52
R452
R
100p
1k
C409
22
R403
R488
CL405
50V
1k
47k
F
L
CC03
100p
MD/TAPE
C4023
CL406
C459
OUT
22
470
CC53
R453
50V
16V
R
100p
1k
R498
47k
C403
2200p
(CHASSIS)
J402
R404
6P
CL407
1k
G
L
CC04
100p
MD/TAPE
CL408
IN
CC54
R454
R
100p
1k
R405
CL409
1k
L
CC05
100p
CL410
TV IN
CC55
R455
R
100p
1k
H
R406
CL411
1k
L
CC06
100p
SAT
CL412
AUDIO IN
CC56
R456
R
100p
1k
C402
2200p
(CHASSIS)
I
J403
R407
4P
CL413
1k
L
CC07
100p
DVD
CL414
AUDIO IN
CC57
R457
R
100p
1k
R408
CL415
1k
L
CC08
BD
100p
CL416
J
AUDIO IN
CC58
R458
R
100p
1k
(CHASSIS)
C408
J404
22
R409
R490
4P
CL417
CL421
50V
1k
47k
L
CC09
100p
VIDEO 1
CL418
CL422
C458
K
AUDIO OUT
22
CC59
R459
50V
R
100p
1k
R491
R410
47k
CL419
CL423
1k
L
CC10
100p
VIDEO 1
CL420
CL424
AUDIO IN
R460
CC60
R
100p
1k
(DA2400ES: AEP, ECE, UK)
L
C404
2200p
(CHASSIS)
M
CL426
R461
1k
J406
1P
RY401
CL427
JS822
SUBWOOFER
AUDIO OUT
R474
R468
47k
100k
C405
N
(CHASSIS)
2200p
D560
MA2J1110GLS0
2SC3052EF-T1-LEF
0
RELAY DRIVE
R805
10
O
(DG920)
P
STR-DA2400ES/DG920
• See Page 76 for IC Block Diagrams.
5
6
7
8
(Page 39)
CN4012
15P
Q4010, 4012
SELECT SWITCH
R4011
7
4.7k
7
Q4010
C4005
C4006
ISA1235AC1TP-1EF
9100p
0.033
R4012
R4003
R4006
22k
0
180
100
6.9
R4004
R4005
0
IC4002
8.2k
100k
AUDIO INPUT SELECTOR
C4004
C4007
R4007
R4008
100p
2.2 50V
100k
470
C4009
0.022
C4011
2200p
4
3
2
1
16
15
14
13
12
11
10
9
5
6
7
8
1
2
3
4
5
6
7
8
C4029
0.022
R4027
R4028
C4024
C4027
100k
100p
2.2 50V
470
R4024
R4025
8.2k
100k
R4023
R4026
180
100
C4025
C4026
9100p
0.033
TUNER_IN_R
TUNER_IN_L
VIDEO3/MIC_IN_R
VIDEO3/MIC_IN_L
C460
22
50V
Q560
0.7
R508
R509
4.7k
10k
(CHASSIS)
J407
J408
L
R
L
R
L
R
CENTER
SUBWOOFER
FRONT
SURROUND
SUR BACK
MULTI CHANNEL INPUT
9
10
11
12
13
DIGITAL
F
BOARD
(2/2)
CN2217
BRAVIA_SEL
C4106
D4002
0.1
MA2J1110GLS0
IC B/D
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
0
0
50
RIN2
SWOUT
81
0
0
49
LIN2
SBROUT
82
0
48
GND
SBLOUT
83
0
0
47
RECR2
SROUT
84
0
0
46
RECL2
SLOUT
85
0
0
45
RECR1
COUT
86
0
0
44
RECL1
ROUT
87
0
43
GND
LOUT
88
0
IC404
42
ADOUTR
GND
89
0
0
41
ADOUTL
LVIN
90
AUDIO INPUT SELECTOR,
0
40
GND
ELECTRICAL VOLUME
LIGO
91
0
IC404
39
INR9
GND
92
R2S15206FP
0
0
38
INL9
RVIN
93
0
0
37
INR8
RIGO
94
0
36
INL8
GND
95
0
0
35
INR7
CVIN
96
0
0
34
INL7
CIGO
97
0
33
INR6
GND
98
0
0
32
INL6
SLVIN
99
0
0
31
INR5
SLIGO
100
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
C4084
220p
C4081
2200p
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C4082
2200p
47
47
14
15
16
17
18
IC4005
R4016
R4017
220
8.2k
LINE AMP
C4052
22
R4013
50V
2.2k
4
3
2
1
CL4009
D4003
CL4010
MA2J1110GLS0
CL4011
5
6
7
8
CL4012
CL4013
R4033
C4032
2.2k
22
R4036
R4037
50V
220
8.2k
SW_OUT
SBR_OUT
SBL_OUT
SR_OUT
SL_OUT
C_OUT
R_OUT
L_OUT
R_OUT
C4060
F_L
10
50V
L_OUT
SR_OUT
SL_OUT
C4061
F_R
10
50V
SBR_OUT
C4063
10
50V
SBL_OUT
C_OUT
C4015
22
C4062
R4045
50V
SL_OUT
100
10
50V
C4014
R4044
22
50V
100
SR_OUT
L_OUT
C4013
R4043
100
22
50V
R_OUT
R4042
C4012
22
100
50V
C4019
22
R4049
50V
100
C_OUT
C4018
R4048
22
50V
SW_OUT
100
SBL_OUT
R4047
C4017
22
50V
100
SBR_OUT
C4016
R4046
C4086
100
22
220p
50V
(DA2400ES)
JS4080
FUN_DATA
FUN_CLK
CL448
IC403
CL447
CL446
VIDEO3_IN_R
AUDIO INPUT SELECTOR
CL445
IC403
NJU7311AM
VIDEO3_IN_L
CL444
IC B/D
MIC_IN_L
CL443
CL442
R4106
0
FUN_ST
JS4081
STR-DA2400ES/DG920
19
20
21
CN4013
7P
1
AD_L
2
A_GND
E
3
AD_R
4
+7V
DIGITAL
BOARD
5
-7 V
(2/2)
6
A_GND
CN2218
(Page 39)
7
A_GND
A803
CN4023
(CHASSIS)
2P
M
1
+7V/-7V REG GND
MAIN
2
SPIDER CHASIS
BOARD
(2/3)
(Page 48)
91
92
93
20
94
95
MAIN
96
BOARD
(3/3)
97
(Page 49)
98
99
100
(DA2400ES: US)
(DA2400ES: AEP, ECE, UK)
CN4027
7P
N1
N2
1
SL_OUT
2
NC
3
GND
CIS
PREOUT
BOARD
BOARD
4
SR_OUT
CN4553
CN453
(Page 71) (Page 72)
5
L_OUT
6
GND
7
R_OUT
CN4026
10P
1
RELAY
2
NC
3
12V
4
GND
P1
P2
5
C_OUT
6
GND
CIS
PREOUT
BOARD
BOARD
7
SW_OUT
CN4552
CN452
8
SBL_OUT
(Page 71) (Page 72)
9
GND
10
SBR_OUT
(DA2400ES: US)
(DA2400ES: AEP, ECE, UK)
CN4001
8P
1
-7 V
2
NC
Q
3
+7V
4
VIDEO2_R
5
AGND
VIDEO2
BOARD
6
VIDEO2_L
CN721
(Page 67)
7
MIC_SIGNAL
8
GND
116
21
117
118
MAIN
BOARD
119
(2/3)
120
(Page 48)
121
111
22
113
114
MAIN
115
BOARD
(2/3)
(Page 48)

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