Sony DSR-45 Service Manual page 87

DSR-45/45P
VD-032 (6/16) (VIDEO IN 3) • See page 4-127 for VD-032 printed wiring board. • See page 4-171, 172 for waveforms.
1 2 3
VD-032 BOARD (6/16)
A
VIDEO IN 3
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
B
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
REC
C
48-1
48-2
48
VD-032 BOARD (5/16)
GND
48-3
D
48-4
4.9
R263
E 100
0
Q217
2SC4081T106R -0.6
R266
100
2.1
F 38-1
38
40
VD-032 BOARD (4/16)
38-2
G
R268
2200
H
42-1
4.9
R264
100
0
42-2
Q218
2SC4081T106R
-0.6
I
2.1
R267
100
42
42
R273
VD-032 BOARD (4/16)
1200
J
R269
2200
K
05
42-3
VD-032 (6/16)
4 5 6 7 8
4.9
4.9 0
0
8 7 6 5
Q226
2SC4081T106R
-0.6
R287 C292
IC214
47k 39p
IC214 R289
CXA1521M-T4 680
37
1 2
1 2 3 4
R284 R288
C274
15k 1k 12
0 -4.9
47u
4V
R285 R286
C270
C280 12k 8200
0.1u
0.1u
R277 C276
10k 0.1u
IC216
IC216
C282
22u MM1111XFBE
6.3V
2.7
4.9
4.9 2 2
R282
2200
4.9 C283 2.7 4.9 Q227
22u 2SC4081T106R
6.3V
Q220 1.3
2SC4081T106R
1.5 4.9
1.4
R275
Q222
1k 0.8 1.4
2SC4081T106R
0.8 R296
R280
2200
470
L211
Q224
L213
XX
XX 2SA1576A
-T106-R
C293
C271 C277 -4.9
XX 0.1u
XX
R278
R272
4700 4700
R283
2200
IC217
IC217
C284
MM1111XFBE
22u
6.3V
2.7
4.9
4.9 4.9 2 2
Q221
C286
2.7 4.9 Q228
2SC4081T106R
22u 2SC4081T106R
6.3V
1.4 1.3
4.9
R276
1k
-0.2
Q223
2SC4081T106R -0.8 -0.2
-0.8
Q225
2SA1576A-T106-R
R297
R281
L212
2200
470
XX
L214 -4.9
XX
C294
C272 C278
0.1u
XX XX
R279
R274
4700
3300
4-67
9 10 11 12
R318
38
2200
CL222
FL204 DL202
0.6 4.9
C302 -4.9
22u
3 4 5 6 1 2 3 4 5 6 7 8 9 4V
0.3 0.3
0.3
15
10 9 7 18 16 13 12 10
IC221
-0.2
Q234
IC221
R308 2SA1576A
LM7131BCM5X
680 -T106-R
-4.9
C313
0.1u
R306 R311
IC218 R337
2200 18k 18k
IC218
R298
TK16074MTL
560
FL205
C299
1 2 3 4 5 6 7 8 9
47u
4V
18 16 15 13 12 10 2.9 2.8
6 5 4
2SC4081T106R
1.3
0.7
Q231
-4.9
2SA1576A
-T106-R
1 2 3
4.8 2.9
R301 R312
560 27k
C303
0.1u
R307 R313
18k IC219
2200
IC219
R299
TK16074MTL
560
FL206
C300
47u
4V
R339
18k
1 2 3 4 5 6 7 8 9
2.9 2.8
6 5 4
18 16 15 13 12 10
1.3
0.7
Q232
-4.9
2SA1576A
-T106-R
1 2 3
4.9 2.9
R302
560 R314
27k
C304
0.1u
13 14 15 16
IC223
IC223
C343
R352 R355 MM1115XFBE
22u
330 :DSR-45 470 :DSR-45
6.3V
270 :DSR-45P 560 :DSR-45P 2.4
R0/P5 1.7
R352 R355
2.6 4.9
2SC4081T106R
C344
22u
R343 R347
6.3V
680 820
C323 C331
22p
0.1u
C357
0.1u
IC222
C338
IC222 4.9
47u
CXA1211M-T4
4V
2
Q239
2SC4081T106R 1.4
4.9 2
8 7 6 5
Q236
4.9
41
2.9
1 4.9
C347
-4.9
22u
4V
0.2 0.2
R365
CL226
10k
1 2 3 4
2.5 2 IC226
IC226
R348 C333 C342 R366 R370 R373 R378
LM7131BCM5X C360
4700 0.1u 0.1u 22k 10k 4700 22k 0.1u
C356
0.1u
4.9
2
Q240
2SC4081T106R 1.4
4.9
43
2.9
Q237
2SC4081T106R
1.2
2.3
C348 -4.9
22u
4V
0.3
C335
R359 CL227
47u 10k
4V
IC227
R349 C340 R360 R364 R374 R379
IC227
4700 0.1u 22k 10k 4700 22k LM7131BCM5X
C358
0.1u
4-68
17 18 19
26
DIG/XANA
VD-032 BOARD (3/16)
22
GEN_REF_Y
VD-032 BOARD (2/16)
VIDEO_+5V
L218
10uH
50
4.9
VD-032 BOARD (15/16)
1.7
Q242
1.1
39
C363
C367
100u
6.3V 0.01u
GND
L219
10uH
VIDEO_-5V
C364 C368
100u
0.01u
6.3V
REC_Y
L220
10uH
AFC_Y
REC_CB
R386
2200
R387
100
51
VD-032 BOARD (7/16)
R388 C369
C373
100u
680 0.01u
6.3V
C370
C374
100u
0.01u
6.3V
L221
10uH
REC_CR
R390
2200
4.9
R391
100
0.3
C375
C366 R392
100u
0.1u 680
6.3V
C376
100u
6.3V