A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
H
I
J
SLV - EX50/EX80S/EX90S
D5.2V
22k
R009
JS605
S101
39k
R034
0.001u
B
C004
LB1943N
IC031
MTRGND
1
CAM(-)
2
IN1
3
IN2
4
VCL
5
VCH
6
V REF
7
VCC 1
8
VCC 2
9
CAM(+)
10
1/4W
47
R006
T_REEL
DRUM_QR
22k
R010
4700
R051
0.01u
B
C034
M
PT380F3
Q001
S102
DRUM_FG
2200
R003
D_GND
1k
R073
5P
CN072
1
MTR 12V
2
D VS
3
D PG
4
D FG
5
MTR GND
JL109
47k
R072
0.1u
F
C054
1k
R074
16V
XX
C052
XX
C078
PT380F3
Q002
16V
220u
C031
CAP_PWM
3300
R053
1/4W
47
R005
2.3A
PS072
MODE2
MODE3
0.001u
B
Q002
220p
CH
C075
16V
47u
C051
M
0.001u
B
C002
L071
XX
JL054
JL052
JL053
39k
R035
XX
C077
T_SENS
2.3A
PS071
MODE1
END_LED
2SC1815GR-TPE2
Q003
GND
XX
B
C033
3P
CN031
1
CAM (-)
2
CAM (+)
3
CAM (+)
4700
R056
CAP_TRQ_PWM
S_SENS
0.01u
B
C073
MPG06D-6052PKG3
D101
DRUM_PWM
GP3S120
PH002
M
JL001
GL528V1
D001
JL071
180k
R071
8P
CN051
1
MTR GND
2
GND
3
CAP VS
4
LIMITER
5
CAP FG
6
MTR 12V
7
D_5.2V
8
CAP RVS
S_REEL
GP3S120
PH001
47k
R007
0.001u
B
C074
JL015
JL032
JS152
1k
R075
MPG06D-6052PKG3
D102
JL051
6.3V
330u
C005
4700
R052
2200
R004
JS153
47k
R008
CAP_QR
JL003
CN071
XX
1
D VS
2
MTR GND
3
D FG
4
MTR 12V
5
D PG
6
GND
7
UN5V
M
CAM
JL031
0.001u
B
C001
REC_PROOF
0.01u
B
C032
JL073
DRUM_PG
JL002
CAP_FG
470
R001
16V
1000u
C076
MPG06D-6052PKG3
D071
2.2uH
L072
0.047u
B
C071
MODE4
JL072
47k
R032
1k
R076
25V
XX
C457
CAP_RVS
M108
M91
MTR_GND
MTR_12V
M92
M86
M42
M38
M32
M104
M103
M38
M107
M33
M39
M32
GND_3
GND_3
M85
M40
M107
M41
M49
M90
M108
M37
M45
M9
M39
M9
SW_12V
SW_12V
M33
M45
K2
M104
M103
M41
M40
MTRGND2
M49
M85
M86
M91
M37
M42
M90
M92
DGND
GND
D_5.2V
REC
REC/PB
PB
DRUM SPEED SERVO
DRUM PHASE SERVO
DRUM SERVO(SPEED AND PHASE)
CAPSTAN SPEED SERVO
CAPSTAN SERVO (SPEED AND PHASE)
SIGNAL PATH
0.3
14
M901
DRUM MOTOR
B+
B+
M901
DRUM MOTOR
5
B+
B+
MA-402 (2/8)
(SEE PAGE 4-13)
MA-402 (2/8)
(SEE PAGE 4-13)
13.5
B+
(CAM ENCODER)
B+
B+
T SENS
2.2
6.3
M902
CAPSTAN MOTOR
S REEL
2.2
B+
B+
4.8
B+
0.4
IC031
M903
CAM MOTOR
0.3
S SENS
CAM MOTOR DRIVER
T REEL
B+
5
13
B+
13.5
B+
MA-402 BOARD(3/8)
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R :REC MODE
P :PB MODE
MA-402 (SERVO CONTROL) SCHEMATIC DIAGRAM
– Ref. No: MA-402 Board; 1000 series –
• See page 4-5 for printed wiring board.
4-17
4-18
SERVO CONTROL
MA-402 (3/8)
Note :
The components identified by
mark
or dotted line with mark
are critical for safety.
Replace only with part number
specified.
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299