DSR-11
NO MARK:REC/PB MODE
-4.9
0.4
0.4
5
1.2
1
2.7
3.2
3.5
5
4.1
2.8
2.2
5
4.4
5
5
-4.9
1.2
5
0.4
0.4
2
R1120
470
R1127
XX
R1112
1k
R1129
XX
R1134
XX
R1117
1k
R1139
XX
R1143
XX
R1136
1k
R1111
220
C1106
22p
C1101
0.01u
L1108
10uH
CL1111
CL1110
CL1114
CL1123
CL1119
CL1126
CL1117
CL1130
CL1127
CL1132
CL1128
CL1133
CL1124
CL1134
CL1112
C1100
10u
6.3V
Y_OUT
CR_OUT
CB_OUT
Q1109
XX
Q1101
2SA1576A-T106-R
Q1111
XX
Q1104
2SC4081T106R
Q1112
XX
Q1114
XX
FL1103
XX
1
2
3
4
6
FL1101
1
2
3
4
6
FL1104
XX
1
2
3
4
6
C_OUT
30P
CN1101
1
N.C.(PANEL Y)
2
N.C.(GND)
3
N.C.(PANEL CR)
4
N.C.(GND)
5
N.C.(PANEL CB)
6
N.C.(GND)
7
N.C.(LINE CB)
8
N.C.(GND)
9
N.C.(LINE CR)
10
N.C.(GND)
11
N.C.(LINE Y)
12
N.C.(GND)
13
MONITOR Y
14
GND
15
MONITOR C
16
GND
17
AFC Y
18
GND
19
Y_IN
20
GND
21
CR_IN
22
GND
23
CB_IN
24
GND
25
HUE_ADJ
26
PB/XEE
27
S/XV
28
VD_FROM_HI
29
VD_TO_HI
30
N.C.(V_FROM_SYNCGEN)
CL1138
CL1113
CL1125
CL1135
CL1136
CL1115
CL1116
CL1120
CL1122
CL1129
CL1131
CL1137
CL1139
CL1121
CL1118
L1101
L1107
0.01u
C1107
1k
R1118
2200
R1125
2200
R1114
XX
R1110
1k
R1123
VFD_HD
XX
Q1100
XX
R1109
FL1100
XX
1
2
3
4
6
XX
R1113
XX
R1116
XX
Q1103
Y_SIKISA
DPB_CBOUT
DPB_CROUT
DPB_YOUT
XI/O_SINC_HI
L1122
2SC4081T106R
Q1129
2SC4081T106R
Q1130
VFD_VD
0.01u
C1182
0
R1215
LM7131BCM5X
IC1111
1
2
3
45
1500
R1212
470
R1214
22k
R1213
0.01u
C1183
0.01u
C1181
1500
R1218
22k
R1216
0
R1219
22u
4V
C1184
470
R1217
0.01u
C1186
LM7131BCM5X
IC1112
1
2
3
45
0.01u
C1185
XX
R1002
XX
R1000
XX
4V
C1008
XX
C1000
XX
R1001
XX
C1001
XX
R1015
XX
IC1000
1
2
3
45
XX
R1220
XX
R1221
XX
R1008
XX
R1003
XX
C1004
XX
R1004
XX
IC1001
1
2
3
45
XX
C1003
XX
R1007
XX
4V
C1002
XX
R1006
XX
R1005
XX
4V
C1005
XX
R1012
XX
IC1002
1
2
3
45
XX
C1007
XX
R1011
XX
R1014
XX
R1013
XX
R1009
XX
R1010
XX
C1006
VD_HD
HUE_ADJ
PB/XEE
S/XV
XX
R1019
XX
R1021
L1001
XX
R1020
0
R1017
0
R1018
0
R1016
L1000
XX
R1101
V_FROM_SYNCGEN
82
R1222
82
R1223
FL1102
1
2
3
4
6
OSDVD
+5V
GND
AFC_Y
Y_IN
CR_IN
CB_IN
-5V
1
A
XX
C1103
XX
R1108
L1120
L1117
L1118
L1105
L1121
L1119
L1104
L1102
L1100
2
16
12
G
6
8
D
E
JC-20 BOARD (1/14)
B
7
05
15
13
10
11
C
H
F
3
14
9
4
5
XX MARK:NO MOUNT
VIDEO PB AMP
-REF.NO.:20,000 SERIES-
Y
REC
CHROMA
PB
VIDEO SIGNAL
SIGNAL PATH
JC-20 BOARD (4/14)
8
9
JC-20 BOARD (2/14)
2
JC-20 BOARD (9/14)
5
JC-20 BOARD (5/14)
3
JC-20 BOARD (11/14)
JC-20 BOARD (5/14)
4
JC-20 BOARD (14/14)
6
JC-20 BOARD (14/14)
7
JC-20 BOARD (14/14)
1
(SEE PAGE 4-51)
FJV-001 FLAT CABLE
CN002
THROUGH THE
VD-031 BOARD (1/5)
IC1112
IC1111
4-19
4-20
JC-20 (VIDEO PB AMP) SCHEMATIC DIAGRAM
• See page 4-15 for JC-20 printed wiring board.
• See page 4-95 for waveforms.
VIDEO PB AMP
JC-20 (1/14)