DSR-20MD/20MDP
4-21
4-22
JC-19 (AD/DA CONVERTER) SCHEMATIC DIAGRAM
• See page 4-15 for JC-19 printed wiring board.
• See page 4-119, 120 for waveforms.
AD/DA CONVERTER
JC-19 (2/18)
CB CLAMP
REF REG
CR CLAMP
REF REG
A/D CONV.
REF REG2
A/D CONV.
REF REG1
Y CLAMP
REF REG
4.9
4.9
P
*
R1/
R1.1/
P
*
1.9
4.9
4.9
0
4.9
1.9
1.9
1.9
1.9
1.9
1.9
4.9
1.9
1.9
1.9
1.9
1.9
1.9
R1.1
P
*
R1.1
P
*
1.1
1.1
1.1
1.1
4.9
4.9
-0.3
-0.9
1.9
0.8
1.9
1.9
-4.9
2.5
1.9
4.9
1.9
1.9
0.8
-0.3
4.9
-0.9
1.9
2.5
-4.9
4.9
1.9
-0.3
4.9
-0.9
1.6
1.1
0.8
1.6
-4.9
2.2
1.6
4.9
4.9
2.8
2.8
0.9
0.9
-4.9
0.9
0.9
0.9
4.9
1
2.8
2.8
2.8
2.8
-4.9
2.8
3.1
2.8
3.1
R1.6/P
*
1
4
3.1
R1.3/P
*
R2.1/P
*
R1.4/P
*
0.9
R0.9/P
*
R1.1/P
*
R1/P
*
R1/P
*
5
3.1
2.8
3.1
R1.9/P*
1
6
R1.9/P
*
R1.2/P
*
7
R2.1/P
*
R1.9/P
*
R2/P
*
R1.9/P
*
1.6
1.4
3.1
R2.1/P
*
9
R2.1/P
*
1.5
1.9
R1.8/P
*
R1.9/P
*
1.4
R1.2/P
*
3.1
3.1
2.8
3.1
R1.9/P
*
0.9
8
3.1
2.5
10
10
10
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
*
:IMPOSSIBLE TO MEASURE THE
VOLTAGE AT THE MARKED POINTS.
DSR-20MDP
DSR-20MD
R123
0
R126
2200
R120
1k
R130
100
R135
4700
R147
1k
R165
0
R174
1k
R131
3300
R128
100
R145
1k
R154
100
R160
1k
R149
1800
R136
5600
R143
15k
R166
4700
R173
1k
R152
15k
R161
1k
R113
4700
R138
10k
R148
5600
R139
1k
R127
8200
R137
10k
R162
1500
5%
R157
0
R146
1k
R119
1k
R124
10k
R129
100
R133
4700
R156
100
R134
4700
R125
10k
R118
1k
R155
100
R122
0
R121
0
R117
22k
R151
1800
R150
1800
R170
0
R159
47
R169
8200
R168
15k
R142
1k
R140
4700
R141
4700
R163
0
R116
22k
R164
390
5%
R115
22k
R167
1500
C170
0.01u
C148
0.01u
C171
0.01u
C172
0.01u
C121
10p
CH
C136
0.01u
C131
0.01u
C135
0.01u
C117 0.01u
C119
10p
CH
C128
0.01u
C118
0.01u
C116
0.01u
C150
0.01u
C166
0.01u
C168
0.01u
C162
0.01u
C165
0.01u
C149
0.01u
C164
0.01u
C120
10p
CH
C167
0.01u
C161
0.01u
C163
0.01u
C160
0.01u
C124
0.01u
C123
0.01u
C138
0.01u
C137
0.01u
C130
0.01u
C133
0.01u
C125
0.01u
C122
0.01u
L012
10uH
L018
10uH
L011
10uH
L015
10uH
L013
10uH
L016
10uH
L017
10uH
L014 10uH
CL049
CL040
CL050
CL039
CL051
CL038
CL150
CL052
CL041
CL047
CL071
CL042
CL058
CL054
CL072
CL061
CL057
CL045
CL048
CL043
CL070
CL046
CL059
CL053
CL060
CL056
CL063
CL074
CL044
CL055
CL075
CL067
CL064
CL068
CL069
CL062
C109
1u
20V
C112
10u
6.3V
C132
10u
6.3V
C129
10u
6.3V
C107
1u
20V
C110
10u
6.3V
C143
10u
6.3V
C156
10u
6.3V
C153
10u
6.3V
C159
10u
6.3V
C111
10u
6.3V
C154
10u
6.3V
C108
1u
20V
C152
10u
6.3V
C141
10u
6.3V
C155
10u
6.3V
C139
10u
6.3V
C157
10u
6.3V
C102
22u
4V
C158
10u
6.3V
C151
10u
6.3V
C174
47u
6.3V
C127
10u
6.3V
C173
47u
6.3V
C175
47u
6.3V
C103
22u
4V
C101
22u
4V
IC018
TC74HC4066AFT(EL)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
IC014
NJM431M
(TE2)
1
2
3
4
5
6
7
8
IC013
BA10358F-E2
1
2
3
4
5
6
7
8
IC015
CXD2300Q-T4
12345678
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31 32
IC016
CXD2300Q-T4
12345678
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31 32
IC017
CXD2300Q-T4
12345678
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25 26 27 28 29 30 31 32
GND
VIDEO_5V
Q028
2SC4081T106R
Q037
2SC4081T106R
Q026
2SC4081T106R
Q035
2SC4081T106R
Q027
2SC4081T106R
Q036
2SC4081T106R
Q032
2SA1576A-T106-R
Q033
2SA1576A-T106-R
Q034
2SA1576A-T106-R
Q031
2SC3326N-TE85L-B
Q029
2SC3326N-TE85L-B
Q030
2SC3326N-TE85L-B
Q048
UN5213-TX
IC009
BA10324AFV-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
IC010
BA10324AFV-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
IC011
BA10324AFV-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
IC012
BA10324AFV-E2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
RV010
2200
RV001
4700
RV002
4700
RV011
1k
RV012
2200
1 3
1 4
1 5
1 6
1 7
1 8
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
RR001 0
RR002 0
RR003 XX
RR004 XX
XX
RR005
4-1
4-2
4-3
IC018
IC011
IC010
IC013
IC014
IC012
2-13
3-17
3-18
3-19
3-20
3-21
3-22
3-23
3-24
IC017
IC016
3-9
3-10
3-11
3-12
3-13
3-14
3-15
3-16
3-1
3-2
3-3
3-4
3-5
3-6
3-7
3-8
IC015
K
L
M
IC009
(SEE PAGE 4-23, 25)
2
TO JC-19 BOARD (3/18, 4/18)
(SEE PAGE 4-23)
5
TO JC-19 BOARD (3/18)
CHROMA
VIDEO SIGNAL
Y/CHROMA
Y
SIGNAL PATH
REC
(SEE PAGE 4-39)
4
TO JC-19 BOARD (11/18)
0
R002
2-1
(SEE PAGE 4-25)
2
TO JC-19 BOARD (4/18)
GND
VIDEO_5V
(SEE PAGE 4-20)
34
TO JC-19 BOARD (2/18)
VIDEO_-5V
34-1
34-2
34-3
JC-19 BOARD (2/18)
-REF.NO.:2,000 SERIES-
XX MARK:NO MOUNT
AD/DA CONVERTER
VIDEO_-5V
34-4
05
Summary of Contents for DSR-20MD
Page 9: ...1 2 ...
Page 10: ...1 3 ...
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Page 17: ...1 10 1 10 E ...
Page 223: ... 294 DSR 20MD 20MDP 9 974 189 11 Sony EMCS Co 2007E0500 1 2007 5 Published by Kohda TEC ...