Video In) Schematic Diagram - Sony DSR-20MD Service Manual

VA-102 (VIDEO IN) SCHEMATIC DIAGRAM
1 2 3 4
A
VA-102 BOARD (2/12)
VIDEO IN
B
-REF.NO.:1,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
C
IC201
C201 C211
IC201 MM1115XFBE
22u 22u
6.3V 6.3V
1.8
7-1
1.1
0.2
4.9
7-2
D
C202 C212
22u
22u
6.3V
6.3V
C209
0.1u
F
VA-102 BOARD (5/12) 7
GND
(SEE PAGE 4-72)
7-3
E
7-4
F
L201
10uH
Q204
2SC4081T106R
G R320
22k 4.9
Q201
2SC4081T106R
2.8
CL201
C213
C290 22u
R203 L202
22u 2.2 120 10uH 4V
4V
R321
R202
C210
33k 1k
C314 C203 47p
100u 0.1u CH
6.3V
H
C207 R207
270p
VA-102 BOARD (6/12) 1k
9 CH
9-1
(SEE PAGE 4-73)
IC202
C206
0.01u
B
IC202 MM1031XML
C204
100u
1.5
6.3V
R201
CL202
47
4.9
I
C313
100u
6.3V
Q203
Q202
2SC4081T106R 2SC4081T106R
R205 R208
22k 2200
4.9
C205
J 3.0
0.01u
B
1.5
2.3
0.9
C208
R204 0.1u
CL203 R206
1k F
10k
R209
1k
K
L
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y
M
REC
05
• See page 4-59 for VA-102 printed wiring board.
• See page 4-122 for waveforms.
5 6 7 8
L203
10uH
IC205
AN3916
1
IC205
1 2 3 4 5 6 7 8 9 10 11 12
2.9 5 1.9 1.6 2.2 2.9 2.6 3.1
C231
4.7u
C236
C227 25V
4.7u
0.047u
25V
C218
C229
C223 C224
0.01u
3300p 100u 2.2u C237
B 0.01u
B 6.3V 35V
EE
IC203
IC204
C219
IC203 MM1115XFBE IC204 MM1111XFF
0.01u
Q233
1.8 B 2.7
2SC4081T106R
0.2 1.6 0.2 2.0
Q213
R270
2SC4081T106R
1.9 4.9 4.9 4.9 0
0
C220
0.01u
B R234
C217 100 0
0.1u
F
C228
R236
0.1u
F 4700
R235
100k
L204 10uH
C233
RV201
47u
6.3V 1k
C
GAIN
Q205
2SA1576A-T106-R Q209
Q207 Q208 2SC4081T106R
Q210
2SA1576A-T106-R XP6501-TXE
2SA1576A-T106-R
C234
0.1u
1.8
4.9
R211 R213 R217 R221 R231
22k 1k 68 470 1500
2.2
4.8 1.8
1.9
R228
C216 4.9 R237
2.5 1.2 100 1.2
22u 3900
1.5
4V 2.0 0.6
2.0
R226
R215 100 CL204
390 1.8
1.2
R212 R224 R225
2.2 C226
47k 470
12k 22u
R214
C221
470 6.3V
10p
R222
R232
1500
2200
FL201
R229 1.5
1k
R220 0.9
CL206
1k 9 8 7 6 5 4 3 2 1
C232
C214 4.9
0.1u
2.0 22u
10 12 13 15 16 18
4V F
4.9
Q211
2SA1576A-T106-R
Q206
2SC4081T106R
R218
22k R233
C225
2200
4.9 0.01u
C215 R227
0.01u 1k B
FL202
1.5
0.9
0.9
6 5 4 3 2 1
R210
1k R219 R223
10k 1k
9 10 12
7
R216
1k
Q212
2SA1576A-T106-R
DSR-20MDP
L205
C235
10uH
22u
6.3V
Y/CHROMA
4-65
9 1 0 1 1 1 2
2
R244
13 14 1500
2.6 2.3
AGC
RV202
1k
R246
2200
CL218
L206
10uH
4.9
2.0
EE
4
R308
390
C238
22u
R325 6.3V
390
R254
4700
R258
100
C245
RV203
0.1u
1k
F
Y
C243
C250
GAIN 0.1u
0.1u
R248
C240 R250 R251
220 0.1u 3900 220
C247
C239
0.01u
0.1u B
C252
0.1u 7
F
40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25
C255
0.01u
9
0.6
8
CL215
4.9
4.9
2.4
IC207
C256
0.1u
IC207 4.9 CL216 F
CXD2023Q :DSR-20MD
CXD2024AQ-TL :DSR-20MDP C254
2.3 0.01u
6
65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80
R241 0
R242
C244 DSR-20MD
10k R249 R257
0.1u
0 F 0
CL207
6p :DSR-20MD
DSR-20MD C248
0.01u 5p :DSR-20MDP
C251
L207
R263
3.5
10uH 1k
R255
4.9
3.1
4300
8 7 6 5
R261
IC206 220k
NJM2240M(TE2)
IC206
C241 C242
10u
0.1u
16V
F 2.0
C253
1 2 3 4
100p
L208 2.3
2.0 10uH CH
C246
0.6
0.001u
B
C230
C249 Q216
0.01u 4.7u
2SC4081T106R
F 25V
CL210
1 3 1 4 1 5
VIDEO_5V
VA-102 BOARD (3/12)
20
(SEE PAGE 4-67)
GND
20-1
20-2
EE
8-1
VA-102 BOARD (5/12)
8
(SEE PAGE 4-71)
8-2
EE
CL230
VA-102 BOARD (10/12)
10
10-1
(SEE PAGE 4-81)
6-2
VA-102 BOARD (1/12)
6
(SEE PAGE 4-64)
6-1
VA-102 BOARD (3/12)
20
20-3
(SEE PAGE 4-67)
4-66
DSR-20MD/20MDP
VIDEO IN
VA-102 (2/12)