DSR-20MD/20MDP
4-53
4-54
AUDIO D/A, A/D CONVERTER
JC-19 (18/18)
JC-19 (AUDIO D/A, A/D CONVERTER) SCHEMATIC DIAGRAM
• See page 4-15 for JC-19 printed wiring board.
• See page 4-121 for waveforms.
2.5
2.5
2.5
2.5
2.5
2.5
4.9
2.5
2.5
2.5
2.5
2.5
2.5
4.9
2.5
2.5
4.9
2.5
2.5
2.5
2.5
4.9
2.5
2.5
2.5
2.5
4.9
1.5
1.5
0.8
1
60
61
62
63
2.5
2.5
2.5
3.1
3.1
3.1
3.1
0
1.5
2.5
2.5
2.5
2.5
2.5
2.5
4.9
0
0
0
-5
4.9
0
0
0
0
0
0
0
-5
-5
4.9
-5
0
0
0
-5
4.9
0
0
0
3.1
3.1
-5
2
0
5
4.9
0
0
0
3.1
NO MARK:REC/PB MODE
AK4520A-VF-E2
IC837
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
0.1u
C861
C860
6.3V
4.7u
6.3V
2.2u
C854
0.1u
C852
6.3V
4.7u
C849
C855
0.001u
C856
0.001u
0.1u
C859
4V
4.7u
C862
0.1u
C857
6.3V
4.7u
C853
470
R875
470
R876
470
R877
470
R878
100
R852
4V
4.7u
C834
4700
R836
4700
R832
4700
R831
6.3V
47u
C833
4700
R835
4700
R866
4700
R861
100
R841
4700
R863
4700
R856
4V
22u
C845
4700
R871
6.3V
47u
C865
4700
R870
4700
R868
2200p
C847
390p
CH
C850
2200p
C848
4700
R873
4V
22u
C846
390p
CH
C851
4700
R872
20k
R897
4700
R885
4700
R886
J_3.1V
AUDIO_GND
20k
R891
R840
5600
R857
100
C843
47p
CH
R833
10k
R853
10k
R858
4300
R859
100
C844
47p
CH
R855
9100
R854
10k
R843
100
R845
100
R860
4300
R842
5600
R834
10k
R850
9100
C837
47p CH
C839
47p
CH
C863
0.047u
B
R880
330
R881
330
IC838
TK15125MTL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C864
0.22u
3300
R888
5600
R889
220k
R890
10k
R893
NJM2115V(TE2)
IC833
1
2
3
4
5678
NJM2115V(TE2)
IC831
1
2
3
4
5678
NJM2115V(TE2)
IC840
1
2
3
4
5678
NJM2115V(TE2)
IC836
1
2
3
4
5678
NJM2115V(TE2)
IC835
1
2
3
4
5678
NJM2115V(TE2)
IC832
1
2
3
4
5678
C840
6.3V
10u
10k
R847
10k
R844
6.3V
10u
C838
10k
R887
0
R879
0
R899
8P
CN831
1
A.GND
2
A.PB R
3
A.GND
4
A.PB L
5
A.GND
6
A.REC R
7
A.GND
8
A.REC L
5600
R839
5600
R837
100
R894
100
R896
CL831
CL832
CL833
CL834
CL835
CL836
CL838
10k
R984
10k
R895
4700
R869
Q832
UN5111-TX
UN5211-TX
Q910
D910
MA111-TX
D903
MA111-TX
4V
4.7u
C835
100
R838
100
R867
47p
CH
C802
47p
CH
C811
10u
6.3v
C831
6.3V
10u
C832
0
R986
TC75S56F(TE85R)
IC841
123
4
5
0
R987
0
R988
0
R989
220
R990
220
R991
UN5211-TX
Q911
CL840
CL839
0
R992
CL851
AUDIO_-5V
AUDIO_5V
GND
3
1 4
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1
IC832
IC833
IC831
IC835
IC835
IC838
IC840
IC841
IC837
24-1
29-1
28-2
28-5
28-4
28-9
28-10
28-7
28-6
28-8
24-3
24-2
K
15
16
17
05
TO VA-102 BOARD (8/12)
CN701
(SEE PAGE 4-77)
TO JC-19 BOARD (10/18)
24
(SEE PAGE 4-38)
(SEE PAGE 4-19)
TO JC-19 BOARD (1/18)
1
(SEE PAGE 4-52)
TO JC-19 BOARD (17/18)
29
28
(SEE PAGE 4-48)
TO JC-19 BOARD (15/18)
24
TO JC-19 BOARD (10/18)
(SEE PAGE 4-38)
PB
AUDIO
REC
SIGNAL PATH
SIGNAL
XX MARK:NO MOUNT
JC-19 BOARD (18/18)
AUDIO D/A, A/D CONVERTER
-REF.NO.:2,000 SERIES-
Summary of Contents for DSR-20MD
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Page 223: ... 294 DSR 20MD 20MDP 9 974 189 11 Sony EMCS Co 2007E0500 1 2007 5 Published by Kohda TEC ...