DSR-11
4-41
4-42
AUDIO 1
JC-20 (12/14)
JC-20 (AUDIO 1) SCHEMATIC DIAGRAM
• See page 4-15 for JC-20 printed wiring board.
5
2.5
2.5
2.5
2.5
2.5
2.5
5
2.5
2.5
2.5
2.5
2.5
2.5
2.5
5
2.5
2.5
2.5
2.5
5
1.5
1.5
2.3
1
2.5
2.5
3.1
3.1
3.1
3.1
0
0.9
0
0
0
-5
0
5
0.8
2.3
3.1
2.5
2.5
2.5
5
2.5
2.5
2.5
0.7
0.2
0.1
0.2
5
2.5
0.2
2.5
2.5
2.5
2.5
2.5
5
2.5
2.5
2.5
2.5
2.5
2.5
NO MARK:REC/PB MODE
8P
CN7001
1
A.PB_L
2
A.GND
3
A.PB_R
4
A.GND
5
A.REC_L
6
A.GND
7
A.REC_R
8
A.GND
470
R7057
NJM2115V(TE2)
IC7003
1
2
3
4
5678
0.1u
C7025
4.7k
R7081
0.1u
C7019
6.3V
4.7u
C7024
10k
R7042
220p
C7032
0.1u
C7022
6.3V
4.7k
C7017
470
R7054
GND
3.9k
R7077
0.001u
C7021
AU_CH4_OUT
6.3V
4.7u
C7016
10k
R7047
100
R7045
100
R7048
100
R7044
AU_CH3_OUT
10k
R7051
6.3V
10u
C7003
J_3V
A.-5V
470
R7055
AU_GND3_OUT
6.3V
10u
C7014
NJM2115V(TE2)
IC7009
1
2
3
4
5
6
7
8
10k
R7052
4V
22u
C7027
10k
R7043
0.1u
C7018
6.3V
10u
C7015
4.7k
R7078
0
R7082
4V
28u
C7028
6.3V
10u
C7009
4.7k
R7083
4.7k
R7076
AK4520A-VF-E2
IC7006
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
470
R7056
6.3V
4.7u
C7023
0.001u
C7020
10k
R7027
220p
C7031
3.9k
R7079
AU_GND4_OUT
NJM2115V(TE2)
IC7005
1
2
3
4
5
6
7
8
0
R7080
10k
R7028
10k
R7053
A.+5V
100
R7029
AU_CH2_OUT
AU_CH1_OUT
AU_GND1_OUT
AU_GND2_OUT
XX
R7001
XX
R7002
XX
R7003
XX
R7004
XX
R7005
XX
R7006
XX
R7007
XX
R7008
0
R7011
0
R7012
0
R7014
0
R7016
CL7032
CL7033
CL7034
CL7035
CL7036
CL7037
CL7038
CL7039
SFD_LRCK
SFD_BCK
SOA
SIC
DEM1
XPD_DA
XPD_AD
DEM0
SFD_FCK
TC7S04FU(TE85R)
IC7008
123
4
5
NJM2115V(TE2)
IC7002
1
2
3
4
5678
6.3V
10u
C7008
R7022
5.6k
10k
R7026
10k
R7033
47p
C7007
47p
C7012
100
R7023
5.6k
R7024
10k
R7018
TC74HC4053AFT(EL)
IC7004
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
9.1k
R7036
2SC4081T106R
Q7001
100k
R7050
3.9k
R7030
100k
R7049
EMP
1M
R7031
3900p
C7010
100
R7038
CL7040
47p
C7004
10k
R7046
4.3k
R7039
AUDIO_GND
5.6k
R7021
4.3k
R7041
10k
R7025
NJM2115V(TE2)
IC7001
1
2
3
4
5678
47p
C7002
10k
R7017
9.1k
R7034
100
R7020
3.9k
R7037
1M
R7035
6.3V
10u
C7001
10k
R7032
100
R7040
47p
C7011
5.6k
R7019
3900p
C7013
47p
C7005
6.3V
10u
C7006
0
JS7007
0
JS7005
0
JS7008
0
JS7006
SOB
100k
R7065
0
JS7009
1500p
C7030
1500p
C7029
4.7k
R7202
4.7k
R7201
100
R7204
100
R7203
CL7209
R7009
0uH
R7010 0uH
R7013 0uH
R7015 0uH
XX
C7302
0
JS7001
0
JS7002
0
JS7003
1
A
JC-20 BOARD (14/14)
65
66
JC-20 BOARD (14/14)
35
JC-20 BOARD (6/14)
JC-20 BOARD (13/14)
67
JC-20 BOARD (14/14)
64
CN501
VD-031 BOARD (4/5)
(SEE PAGE 4-57)
XX MARK:NO MOUNT
AUDIO 1
JC-20 BOARD (12/14)
-REF.NO.:20,000 SERIES-
18
16
F
17
C
15
3
10
4
5
J
11
7
2
D
8
19
K
H
12
I
13
6
G
B
E
14
20
05
9
THROUGH THE
JV-062 HARNESS
(Note)
(Note)
(Note)
(Note)
Note:Ferrite beads are mounted to the
location where R7009,R7010,R7013 and R7015 are printed.
SIGNAL
REC
PB
AUDIO
SIGNAL PATH
IC7006
IC7003
IC7005
IC7002
IC7001
IC7004
IC7009
IC7008