DSR-11
4-53
4-54
VIDEO DECODER
VD-031 (2/5)
VD-031 (VIDEO DECODER) SCHEMATIC DIAGRAM
• See page 4-47 for VD-031 printed wiring board.
• See page 4-97 for waveforms.
E-E
E-E
E-E
E-E
E-E
E-E
E-E
E-E
E-E
E-E
E-E
E-E
NO MARK:REC/PB MODE
2.8
2
4.9
0.3
2.8
4.9
2.1
1.5
4.9
-0.1
-0.7
4.9
2.9
2.2
-0.6
4.9
2.1
1.5
CR REC
LEVEL
4.9
2
1.4
2.8
2
2.8
4.9
0.3
4.9
0.3
2
2.8
2.8
4.9
2.8
2.1
4.2
4.8
2.4
1.8
1.7
1.1
1.5
4.9
0.9
2.9
1.5
0.9
2.9
4.9
2.2
4.9
2.9
2.9
1.5
2.2
0.9
4.9
1.5
0.9
1.6
1
0.8
1.4
2.7(NTSC)/
0(PAL)
0.1(NTSC)/
4.9(P
AL)
LEVEL
Y REC
LEVEL
CB REC
4.9
2
1.4
4.9
-0.8
-0.1
2.6
4.9
1.9
-0.6
4.9
-2.2
2.9
-0.6
-0.1
4.9
-0.7
DECODER
FREE RUN(NTSC)
CT101
CT102
DECODER
FREE RUN(PAL)
4
3.3
4.9
4.9
4.9
1.2(NTSC)/0.1(PAL)
0.1(NTSC)/
1.2(P
AL)
0.1(NTSC)/
4.9(PAL)
4.9(NTSC)/
4.3(PAL)
4.9
0(NTSC)/
0.6(P
AL)
4.9(NTSC)/
1.7(PAL)
4.9
4.9
4.9
0
0
4.9
4.9
4.9(NTSC)/
2.8(PAL)
1.1(NTSC)/
4.4(PAL)
0(NTSC)/
0.6(PAL)
4.9(NTSC)/
4.3(PAL)
0(NTSC)/
0.6(PAL)
4.9(NTSC)/
1.7(PAL)
4.4
4.9
0.1(NTSC)/
4.9(PAL)
1.1(NTSC)/
4.4(PAL)
4.3(NTSC)/
4.9(PAL)
0(NTSC)/
4.2(PAL)
0.1(NTSC)/
4.9(PAL)
2.8
2.5
2.3
2.5
2.9
2.9
4.1
3
2.9
2.7
2.4
3.3
2.9
4.4
2.3
3
2.9
0(NTSC)/4.2(P
AL)
4.9
2.7
2
2.1
2.1
4
0(NTSC)/1.2(P
AL)
2.9
4.9
5
4
6
1
2
3
12
8
9
10
7
11
560
R187
560
R151
10k
R190
2200
R171
XX
R200
2200
R143
2700
R205
560
R174
47
R164
820
R198
560
R144
680
R197
2700
R207
1k
R206
2200
R210
1k
R204
100
R201
150
R199
100
R155
1k
R157
820
R154
100
R161
2200
R209
10k
R191
10k
R153
680
R188
2200
R160
2700
R158
1k
R159
680
R162
1k
R165
33k
R189
0.1u
C176
0.1u
C177
XX
C170
0.1u
C178
0.1u
C179
10uH
L111
10uH
L110
10uH
L112
10uH
L109
CL108
CL114
CL113
47u
6.3V
C172
47u
6.3V
C173
22u
6.3V
C150
47u
6.3V
C174
47u 4V
C166
47u 4V
C165
47u 4V
C139
47u
6.3V
C175
2SC4081T106R
Q111
2SC4081T106R
Q120
2SC4081T106R
Q121
2SC4081T106R
Q115
2SC4081T106R
Q122
2SC4081T106R
Q119
2SC4081T106R
Q117
FL105
7
1
2
3
4
5
6
8
9
10
13
15
16
18
12
FL103
7
1
2
3
4
5
6
8
9
10
13
15
16
18
12
470
RV104
470
RV102
470
RV105
REC_Y
VIDEO_5V
AFC_Y
GND
HUE_ADJ
S/XV
VIDEO_-5V
EE_C
EE_Y
REC_CB
FL104
7
1
2
3
4
5
6
10
12
9
DL101
7
1
2
3
4
5
6
10
9
12
10k
R111
0.1u
C110
1k
R104
1k
R126
2SC4081T106R
Q105
2SC4081T106R
Q101
1k
R139
120
R105
22k
R130
0.1u
C116
2SA1576A-T106-R
Q110
1k
R117
10k
R131
6.3V
47u
C107
1k
R145
1k
R136
1k
R137
2200
R147
1k
R141
470
R123
0.1u
C109
2SC4081T106R
Q106
2200
R146
2SA1576A-T106-R
Q113
390
R124
0.01u
C124
2SA1576A-T106-R
Q107
2SC4081T106R
Q109
68
R127
4V
47u
C122
2SA1576A-T106-R
Q112
1k
R107
22k
R120
0.5%
1k
R119
12k
R121
270p
C114
2SC4081T106R
Q103
1k
R122
47p
C117
4V
47u
C125
22k
R110
1k
R116
0.5%
2200
R115
10uH
L104
0.01u
C131
MM1111XFBE
IC102
1
2
3
4
5678
22u
6.3V
C103
22u
6.3V
C102
0.01u
C118
0.01u
C119
MM1111XFBE
IC103
1
2
3
4
5678
REC_CR
22k
R102
33k
R103
6.3V
22u
C105
2SC4081T106R
Q102
2SC4081T106R
Q108
2SC4081T106R
Q104
1k
R106
1k
R114
22k
R108
10k
R109
0.5%
2200
R113
0.5%
1k
R118
560
R125
10k
R129
22k
R128
6.3V
22u
C115
0
R112
0.1u
C127
100
R156
47
R138
100
R149
100
R148
XX
C120
YC_Y_OUT
YC_C_OUT
YC_FSC
M51271FP-70AD
IC106
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
2200
R177
82k
R176
10k
R180
47
R185
50p
6800
R192
33k
R195
R193
0
0
R194
6800
R196
1u
C147
0.47u
C149
0.047u
C154
0.047u
C157
0.001u
C163
0.001u
C168
0.1u
C169
680
R181
470k
R183
0.01u
C158
0.1u
C153
0.1u
C152
0.1u
C151
0.1u
C148
0.001u
C146
0.1u
C144
CT101
330
R186
0.001u
C161
10p
C162
50V
2.2u
C155
35V
4.7u
C159
6.3V
100u
C156
8200
R178
4700
R184
8200
R179
22k
R173
XX
R172
33k
R169
6800
R170
220
R202
0.001u
C143
100p
C140
22p
C141
470uH
L106
1k
R163
1SS355TE-17
D102
10uH
L102
10uH
L108
6.3V
100u
C167
0.1u
C164
10uH
L103
6.3V
47u
C128
2SC4081T106R
Q116
2SC4081T106R
Q118
2SC4081T106R
Q125
2SC4081T106R
Q127
2SC4081T106R
Q124
2SC4081T106R
Q126
CL111
CL110
CL109
CL105
CL104
CL101
CL102
1SS355TE-17
D101
6800
R167
0
R182
10uH
L105
XX
RV106
XX
R212
4.7u
C181
XX
R100
XX
R101
0.001u
C100
2SC4081T106R
Q100
120p
C104
TC74VHC221AFT(EL)
IC100
1
2
3
4
5
6
7
8
9
1
01
11
21
31
41
51
6
1k
R133
TP100
XX
R134
39k
R135
100
R132
Y_OUT
C_OUT
V_OUT
A.L_OUT
A.R_OUT
AUDIO_GND
VD_TO_HI
VD_FROM_HI
XVA_MUTE
CL115
CL116
MM1111XFBE
IC107
1
2
3
4
5678
22u
6.3V
C183
22u
6.3V
C184
100
R213
14.31818MHz
X101
TP101
CL117
56
R215
10p
C188
CT102
50p
100
R216
17.734475MHz
X102
560p
C187
TC7W66FU(TE12R)
IC110
1
2
3
4
5
6
7
8
0.1u
C189
0.1u
C185
0.1u
C186
UN2211-TX
Q128
1k
R214
XNT/PAL
56k
R217
0.1u
C190
0.1u
C191
TC7S00FU(TE85R)
IC101
1
2
3
45
CL120
CL121
CL122
CL103
CL106
CL107
CL112
CL118
CL119
22P
CN003
1
A.R_IN
2
A.GND
3
A.R_OUT
4
A.GND
5
A.L_IN
6
A.GND
7
A.L_OUT
8
A.GND
9
V_IN
10
V.GND
11
V_OUT
12
V.GND
13
C_IN
14
V.GND
15
C_OUT
16
V.GND
17
Y_OUT
18
V.GND
19
Y_IN
20
NT/XPAL
21
AUTOREPEAT
22
N.C
CL123
7P
CN004
1
UVIC_Y
2
GND
3
VD_FROM_HI
4
VD_TO_HI
5
XVA_MUTE
6
NT/XPAL
7
AUTO_REPEAT
FL102
1
2
3
4
6
220
R140
FL101
1
2
3
4
6
22p
C101
SW_3.1V
1k
R150
XX
C106
0
R152
XX
R168
0
R166
XX
C108
XX
L100
XX
C111
XX
C112
6.3V
22u
C113
UN2111-TX
Q129
UN2211-TX
Q114
UN2111-TX
Q123
UN2211-TX
Q130
RY101
2
1
4
3
5
7
6
8
1SS355TE-17
D103
A.R_IN
A.L_IN
VIDEO_5V
YC_VIDEO_IN
GND
1
A
XVA_MUTE
CL124
CL125
CL126
1.0Vp-p
Burst286mVp-p
IC107
IC103
IC106
IC110
IC100
PB
REC
Y
AUDIO
Y/CHROMA
SIGNAL PATH
SIGNAL
VIDEO SIGNAL
CHROMA
IC102
HD-024 BOARD (1/5)
(SEE PAGE 4-62)
HV-053 HARNESS
THROUGH THE
CN704
FVJ-001 FLAT CABLE
(SEE PAGE 4-86)
JA-006 BOARD
CN101
THROUGH THE
2
16
L
I
20
K
12
G
6
8
D
E
VD-031 BOARD (2/5)
B
7
05
19
15
13
10
17
11
C
H
F
3
18
J
14
9
4
5
M
-REF.NO.:50,000 SERIES-
VIDEO DECODER
XX MARK:NO MOUNT
VD-031 BOARD (3/5)
10
11
VD-031 BOARD (4/5)
VD-031 BOARD (1/5)
6
VD-031 BOARD (5/5)
12
VD-031 BOARD (1/5)
3
VD-031 BOARD (5/5)
16
7
VD-031 BOARD (1/5)
15
VD-031 BOARD (3/5)
4
VD-031 BOARD (1/5)
VD-031 BOARD (4/5)
14
VD-031 BOARD (3/5)
13
VD-031 BOARD (1/5)
2
IC101