2/3) (Drum Motor Drive, Fl Motor Drive) - Sony DSR-25 Service Manual

CM-59 (2/3) (DRUM MOTOR DRIVE, FL MOTOR DRIVE) • See page 4-107 for CM-59 printed wiring board. • See page 4-143 for waveforms.
1
2 3
CM-59 BOARD (2/3)
A
DRUM MOTOR DRIVE,FL MOTOR DRIVE
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
2
2-3
CM-59 BOARD (1/3)
B 2-2
2-1
5 5-1
CM-59 BOARD (1/3)
C515
0.1u
C
D
CL507
E CL508
CL509
CL510
DRUM_ON 2.7
CL512 1.5
DRUM_CLK
DRUM_FWD 2.7
F
2.9
DRUM_FG CL511
1.4
G R531
1k 2.9
1.3
C518
560p
1.3
1.3
H
CL515
R530
CL516
1k
DRUM_PG
I
J DRUM_PWM
GND
K 3
3V
CM-59 BOARD (1/3) L500
10uH
5V
05
4 5 6 7
R522
180k
R521 R520
XX 120k
0.3 0.3 0.3 0.3 0 0 2.8 0 2.9 0.5 0.4 0 0
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
IC500
IC500
CXA8062R-EB
1
2
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1.3 1 0.2 5 0.7 0.7 0.7 0.2 1.2 0.6 0 0.2 1.4
R501
C503
470
0.1u C506
0.1u
CL524 CL525
R503 R504 R505 C507
10k 10k 10k 0.1u
R508
150k
R510
XX
C501
C502 R509 R511
R507
1u
10k 3300
4700p 1k
16V
C505
0.1u
4-73
8 9 10 11
C512
0.1u
C511
4.7u
20V
0
0
5
0.5
5 0
JR501
0.5
5
0
5 1.2
0.6
1.8
2.4
1.8 1.8
0
1.8
1.2
0.6 0.6
0.6
0.6
1.1
R514
1.2 100
R513
1.2
100
CL519
R512
100
2.4
C508 C509
0.01u 0.01u
CL517
R525
0
Q500
R523 XX
XX
R524
XX
12 13 14 15
R515
1
R516
1
R500
0
JR502 JR503 JR504
C525
IC501 4.7u
20V
IC501
TA8486F(EL)
5
C524
0.1u
0.5
5
0.5
5
R535
1
0 JR505
3
1.8
R534
1
2.4
R533
1
1.8
0
R532
1
1.2
0.6
C522 C523
0.1u 0.1u
C521
0.1u
C520
4.7u
20V
C519
0.1u
SIGNAL PATH
REC/PB
Drum speed servo
Drum phase servo
Drum servo(speed and phase)
4-74
DSR-25
16 17
M905
CN501 2P FL MOTOR
CL526
M
1 CM_UNLOAD
CL527
2 CM_LOAD
11P
CN500
CL500
1 W
2 W
CL501
3 V
4 V
M901(2/2)
CL502
5 U
DRUM
6 U
MOTOR
7 GND
CL503
8 GND
9 SENSOR Vcc
CL505
10 FG
CL506
11 PG
CM-59 (2/3)