Sony DSR-300P Service Manual page 259

3/4 PWM OSC
IC741(3/5)
µPC324G2
R700
10k
3.3V
R27
100k
1/4 REEL DIR CONT
1/4 REEL ON/OFF
R28
100k
-2
IC5(1/4)
TC74HC4053
4 5
1/4 A/D 4
1/4 A/D SELECT 1
IC741(4/5) IC5(2/4)
µPC324G2 TC74HC4053
14 5
C4
0.01
R31
100k
12
R29 R30
14
10k 10k
13 741
1/4 REEL ERROR
R49 C2 C3
10k 6800p 6800p
-2 -2 -2
1/4 REEL VI CONT
2/4 REEL POS.VOLT2
2/4 REEL POS.VOLT1
2/4 REEL POS.CURRENT
1/4
REEL POS.CONT1
1/4
REEL POS.CONT2
2/4 FUNC CAM VOLT2
2/4 FUNC CAM VOLT1
2/4 FUNC CAM CURRENT
1/4 FUNC CAM CONT1
1/4 FUNC CAM CONT2
DSR-300/P(J,E)/V2
I J
C700 R702
1500p 18k
R703
68k
IC740(4/5) Q700
6V
NJM2901M FP102T-TL
L700
68µH
R704 C701
39k 6800p
R708
2 5
1500
9
R707
8 10
470
10 741 13 1
R709 C706
11 740
1k
16V
3 4
:TA-C
C702
100
10V
R701 R705 R706 C705
:TA-C
10k 22k 4700 4700p
3.3V
3
REEL I
TP704 D1
IC2(1/3)
DAN222
µPC358G2
1 2
R39
3 10k
R36
5
10k
5 7
2 6
2 1
9
C5
D2 47p R38 C6
DAP222 100k 47p
3
R35 R37 R40
4700 100k 10k
-2
13
12
11
R32 R33 R34
100k 100k 100k
-2 -3 -3
IC204(1/3)
µPC358G2
3
1
204 2
C205
47p
R225
390k
IC204(2/3)
µPC358G2
5
7
204
6
C208
47p
R244
390k
K
SV-164 (4/4) SV-164 (4/4)
IC1
3.3V 6V MCD005AM-TLM
28
VCC1 7
VCC1
C7
REEL VS
10
0.1
UIN1
29
TP701 -2
VCC2
11
UIN2
C8
12
0.1
VIN1
30 13
VS VIN2
8
24 WIN1
NC
9
WIN2
2
NC
14
C707 R714
≠
5
22 0.1 100k
NC 4 C9
15 UR
NC 3
17 UOUT
NC 1 C10
R715
19 VR
100k
NC
36
VOUT
20
NC C11
34
WR
21
NC 33
R716
22 WOUT
10k
NC
23
NC
26 16 R45
FRC ANGLE
27 6
STBY GND
18
32
NC GND
25
35
NC BR
31
RF
IC200
BA6285FP
R41 R42 R43 R44
1 1 1 1
1/10W 1/10W 1/10W 1/10W
C204
0.1
1 24
NC NC
-3
2 23
NC NC
3 22
NC NC
4 21
NC NC
5 20
OUT2 VREF
6 19
R219
RNF IN2
100k
25 26
FIN FIN
R220
100k
7 18
GND PSAVE
-3 -3
8 17
OUT1 IN1
9 16
R222
NC VCC
100k
10 15
NC VM
11 14
R223
NC NC
100k
12 13
NC NC
R227 -3
10k
R226 C206 R229 R230 R231 R232
390k 47p 1 1 1 1
1/10W 1/10W 1/10W 1/10W
R228
10k
R233
-3
1k
R234 R235 R236
10k 1k 10k
-2 -2
IC201
C207
0.1 BA6285FP
1 24
NC NC
2 23
NC NC
3
22
NC NC
4
21
NC NC
5 20
OUT2 VREF
6 19
R238
RNF IN2
100k
25 26
FIN FIN
R239
7
100k 18
GND PSAVE
-3
8 17
-3
OUT1 IN1
9 16
R241
NC VCC
100k
10 15
NC VM
11
14
NC NC
R242
12
100k 13
NC NC
-3
R246
10k
R245 C209 R248 R249 R250 R251
390k 47p 1 1 1 1
1/10W 1/10W 1/10W 1/10W
R247
10k
-3
R252
1k
R254
R253 1k R255
10k 10k
-2 -2
14-73 14-73
L M
FLEXIBLE CARD WIRE
CL412
REEL HE VCC 504-12
CL410
REEL U HE(+) 504-10
CL411
REEL U HE(-) 504-11
CL405
REEL V HE(+) 504-5
CL402
REEL V HE(-) 504-2
CL406
REEL W HE(+) 504-6
CL401
REEL W HE(-) 504-1
CL409
REEL HE GND 504-9
0.1
CL403
REEL MOTOR U 504-3
0.1
REEL MOTOR U 504-4
CL407
REEL MOTOR V 504-7
0.1
REEL MOTOR V 504-8
CL413
REEL MOTOR W 504-13
REEL MOTOR W 504-14
56k
REEL POS. MOTOR (-) 500-78 HN-227,500-78
CL80
REEL POS. MOTOR (-) 500-80 HN-227,500-80
CL74
REEL POS. MOTOR (+) 500-74 HN-227,500-74
REEL POS. MOTOR (+) 500-76 HN-227,500-76
6V
-3
C203
0.1
-3
FUNC CAM MOTOR(+) 500-1 HN-227,500-1
CL3
FUNC CAM MOTOR(+) 500-3 HN-227,500-3
CL5
FUNC CAM MOTOR(-) 500-5 HN-227,500-5
FUNC CAM MOTOR(-) 500-7 HN-227,500-7
6V
-3
C212
0.1
-3
NOTE
,NM :NO MOUNT
N O
M1001
1
REEL
MOTOR
M
2
3
4
5
SV-164 (4/4)
B-DSR300-SV164-SM
P