Sony DSR-300P Service Manual page 256

1
IC301(3/3)
NJM4558V
5V C324
0.1
8
301
C334
0.1
4
-5V
IC303(3/4)
TC74HC4053
10
2
15
1
303
-2
2
IC304(3/3)
TC74VHC74F
3.3V
14
C327
304
0.1
GND
7
-2
IC309(2/2)
MB88347LPF
ADJ
3.3V 3.3V-2
3
9 8
VCC VDD
C332 C331
309
0.1 0.01
GND VSS
16 1
-2
IC401(5/5)
µPC324G2
5V
4
C426
401
0.01
GND
4
11
IC740(5/5)
NJM2901M
6V
3
C757
740
0.1
GND
12
-3
5
A B
SV-164 (3/4)
IC302(3/5) IC302(5/5)
NJM2901M NJM2901M
5V
3
8
14
C325
9 302 302
0.01
HN-227,500-33
GND HN-227,500-35
12 HN-227,500-37
IC303(4/4) IC304(2/3)
TC74HC4053 TC74VHC74F
3.3V
3.3V
10
16
12 9
D Q
6
C326
303 304
0.1
11 8
7
CK Q
GND
-2
8
13
-2
IC307(4/4)
IC305(3/3) TC74HC4053
µPC358G2
3.3V
5V
8 16
6
C333
C329
305 307
0.1 0.1
7
GND
4 8
-2
HN-227,500-26
HN-227,500-31
HN-227,500-29
HN-227,500-24
HN-227,500-28
IC402(3/3) IC403(5/5)
NJM2903M µPC324G2
5V 5V
8 4
C427 C428
402 403
0.01 0.1
GND GND
4 11
IC741(5/5)
µPC324G2
6V
4
C758
741
0.1
GND
11
-3
C
SV-164 (3/4)
IC401(3/5)
µPC324G2
R400
1k
CL33 13
500-33 DRUM VCC
R413 1k 12
CL35
500-35 DRUM FG
CL37
500-37 DRUM PG
R401
1k
IC401(2/5)
µPC324G2
ADJ 3.3V-2
R410
68k
3
1
401
2
C405
C404 R411
22
0.1 100k
6.3V
:TA-C
ADJ
E1
IC301(1/3)
NJM4558V
C301
10p
ADJ 3.3V-2 R303
56k
CL26
R302
500-26 CAPSTAN FG VCC
1k
CL31 2
500-31 CAPSTAN FG A 1
3 301
CL29
ADJ 3.3V-2
500-29 CAPSTAN FG B
CL24
500-24 CAPSTAN FG GND
R300
4700
500-28 CAPSTAN FG GND
:RN-C
R301 C300
4700 0.01
:RN-C
IC301(2/3)
NJM4558V
C306
10p
R317
56k
R316
1k
6
7
5 301
ADJ 3.3V-2
R314
4700
:RN-C
R315 C305
4700 0.01
:RN-C
IC309(1/2)
MB88347LPF
13 15
1/4 SV D/A SCK CLK AO1
2
AO2
14 3
1/4 SV D/A SO DI AO3
4
AO4
11 5
DO AO5
6
AO6
12 7
1/4 SV D/A STB LD AO7
10
AO8
14-70 14-70
D E
IC402(1/3)
NJM2903M
C400 ADJ 3.3V-2
47p
D400
DAP222
R402 R404 3.3V
10k 100k 1
R408
DFG
470k 3
2
TP400
R403 C402 R406 R409
3300 0.033 1k 2200
14 5
CL1400
401 7
402
6
C403
C401 R405 R407
10
4700p 100k 10k
6.3V
:TA-C
IC401(1/5) IC402(2/3)
µPC324G2 NJM2903M
ADJ 3.3V-2 3.3V
C429
47p
DPG
TP401
R412 R414 R415 R417 R418
1k 100k 10k 27k 10k
3
CL1401
1
2 402
R416
9
10k
8
10 401
C406
1
16V
:TA-C
3.3V-2 1.65V
IC401(4/5)
5V ADJ 3.3V-2
µPC324G2
IC306
RH5RL33
R328
100k
6
:RN-C
7 2 306 3
5 401 IN OUT
GND
C312 C313
R329 C310 C311 C328 1 10 0.01
100k 0.1 10 10 6.3V
:RN-C 6.3V 10V :TA-C
:TA-C :TA-C
IC302(4/5)
NJM2901M
1.65V
R305 R306
10k 10k
R304 C303
1k 0.1 3.3V
4
2 CFGA1
5 302
TP300 IC303(1/4)
R308
2200 TC74HC4053
1
R307 CL1300
3 3
470k
C302 2 303 4
4700p 5
D300
9
DAP222
R318
100k
IC305(1/3)
IC302(2/5)
µPC358G2 -2
NJM2901M
C304
10p
1.65V
R310 3.3V
68k
CFGA2
R311
R309 10k
TP301
33k R313
2
2200
1 10
CL1301
3 305 13
11 302
R312
CFGBA
470k
TP302
CL1302
IC305(2/3) IC302(1/5)
IC303(2/4)
µPC358G2 NJM2901M
TC74HC4053
C309
13
10p
303
14
1.65V
12
R324 3.3V
68k
CFGB 11
R325
R323 10k
TP304
33k R327
6
2200
7 6
CL1304
5 305 1
7 302
R326
470k
IC304(1/3)
TC74VHC74F
3.3V
1
2 5
TP507 TP508 D Q
304
3 6
CK Q
CL1507 CL1508
4
F G
DRUM FG PULSE 1/4
DRUM PG PULSE 1/4
CAPSTAN FG A 1/4
CAP FGA SEL.CONT 1/4
CAP FG B ANALOG 1/4
SELECT CAP FG 1/4
CAP FGA/B SEL 1/4
CAP FG B PULSE 1/4
1/4
CAP DIR STATUS
REEL FG BIAS 4/4
DSR-300/P(J,E)/V2
H