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

DSR-20MD/20MDP
VA-102 (VIDEO IN) SCHEMATIC DIAGRAM
1 2
VA-102 BOARD (3/12)
A
VIDEO IN
-REF.NO.:1,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
B
C
VIDEO_5V
D
VA-102 BOARD (2/12)
E 20
(SEE PAGE 4-66)
F
G
H
I
J
K
L
05
M
VIDEO IN
VA-102 (3/12)
• See page 4-59 for VA-102 printed wiring board.
• See page 4-122 for waveforms.
3 4 5 6
R265
2200
Q221
2SC4081T106R
4.9 CL217
2.2
Q215
2SC4081T106R 0.3
C257
22u
2.3
4V
R269
R259
1.6 1.6 22k
0
R262 Q217
2SA1576A-T106-R
100
R260 -4.9
2200
5
R266
Q214
2200
2SC4081T106R
1.6
Q218
R253
2SA1576A-T106-R
560
FL203
1
1.3
1 2 3 4 5 6 7 8 9
0.7
R252
2200 18 16 15 13 12 10
-4.9
R264
560
GND
20-1
20-2
20-3
4-67
7 8 9 1 0 1 1
5 FL204
DL201
C280
5
22u
Q226
4V 2SC4081T106R
1 2 3 4 5 6 1 2 3 4 5 6 -0.3
0.3
R273
R306
680 150
12 10 9 12 10 9
7 7
R302
-1
22k
R272 R305
1k 680
R297
680
Q225
5
5
R279 2SC4081T106R
5 Q222
1k
2SC4081T106R
Q224 1.6
XP6501-TXE
-0.2
R298
560
FL205
C258
1.4
22u
4V RV204 1
-0.9
470
R275
1 2 3 4 5 6
100
-0.6 0.8
R296
REC
2200 18 16 15 13
CR
R271 R274
R280 R284
LEVEL
22k 560 2200 2200
11
CL226
CL220
4.8 Q223
2SC4081T106R
2.3
C284 C287
R281
R277 R285
0.1u 100u
0 470 0
6.3V
C270 F
1.6
1u
R291
470 F
DSR-20MDP
R303
0
C266 DSR-20MD
1u
F R304 0
R289
2200
4.8
28 27 26 25 24 23 22 21 20 19 18 17 16 15
5
4
IC208
3
1 2 3 4 5 6 7 8 9 10 11 12 13 14 R310
22k
C260
100p 2.8
R276
CH C288
1k
0.001u
B RV207
C262
0.001u CL208 C285 DECODER
B
0.001u
HUE
B
ADJUST
RV207
4700
CL225
CT201
R330
8200
DECODER
0.5%
R292 FREERUN
10k
R282
150k
0.5%
L211
C261 470uH
22p
CH
C282
R283
10k 0.001u
B 14.318182MHz :DSR-20MD
0.5%
17.734475MHz :DSR-20MDP
1 2 1 3 1 4 1 5
L216
10uH
5
R313
1k
Q228
XP6501-TXE
2.5
RV205
470
-0.6 1.9
REC
C294
Y
0.01u
LEVEL
B
C292
R314 R315 47u
2700
2200 6.3V
C293 C295 L217
47u 0.01u 10uH
6.3V B
10
Q229
2SA1576A-T106-R
R317
5
2200 R326 5
1k
Q232
-0.2
Q231
XP6501-TXE
2SC4081T106R
C297
1.5
22u
4V -0.9 RV206
470
1.3 R324
7 8 9
100
0.7 -0.6 0.9
REC
12 10
-4.9 CB
R327 R329
R318 R323
LEVEL
2200 2200
22k 560
12
C304
R312 47u
6.3V
560
C305 C308
47u 0.01u
6.3V B
L213
47uH
R328
33k
IC213
C301
100p
CH
IC210
IC213
TC74HC221AF(EL)
TC7S00FU(TE85R)
R319
IC210
39K
C291
0.001u
B
C300
0.1u
3.9 F
R316
1k
4.8 3.3
DSR-20MDP
Q227
2SC4081T106R
TP201
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
REC
4-68
1 6 1 7 1 8
VIDEO_5V
VA-102 BOARD (11/12)
11
VIDEO_-5V
(SEE PAGE 4-84)
GND
6-3
6-6
VA-102 BOARD (1/12)
6
(SEE PAGE 4-64)
6-4
L218
10uH
6-5
C307
0.01u
L219
10uH
L220
10uH
C311
C312
10u
0.1u
16V
F
C309
0.1u
F