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CAPSTAN SERVO
LOADING MOTOR P.C.B.
TO MAIN
6
C.B.A. P6002
P2552
LOADING
M
MOTOR
2
LD-M(+)
1
LD-M(-)
CTL HEAD
7
CTL HEAD GND
8
AUDIO HEAD
5
AUDIO ERASE HEAD
3
AUDIO ERASE HEAD
4
AUDIO HEAD
6
5
VJBS0A23
JUNCTION C.B.A
TO MAIN
P2531
C.B.A.P6201
UNSW +14V
2
CAP ERROR
10
4
11
V-REF
CAP DIRECTION CTL
9
CAP TORQ.LIM
12
4
GND
5
UNSW +5V
13
CAP FG(+)
14
CAP FG(-)
GND
6
8
LD-M FWD(H)
3
LD-M REV(H)
7
1
LD-M (+)
LD-M (-)
3
C2532
C2533
22/16V
22/16V
C2531
R2531
2
27
22/16V
1/4W
1
A
A
B
AUDIO CONTROL HEAD P.C.B.
CONTROL HEAD
P1541
P2551
5
CTL HEAD
5
6
CTL HEAD GND
6
AUDIO HEAD
3
3
AUDIO HEAD
1
AUDIO ERASE HEAD
1
AUDIO ERASE HEAD
2
AUDIO ERASE HEAD
2
4
AUDIO HEAD
4
VJBS0A24
P2532
P2502
17
17
UNSW +14V
10
10
CAP ERROR
9
V-REF
9
11
CAP
DIRECTION
CTL
11
8
CAP TORQ.LIM
8
16
GND
16
19
UNSW +5V
19
7
CAP FG(+)
7
6
CAP FG(-)
6
14
GND
14
12
12
LD-M FWD(H)
13
LD-M REV(H)
13
18
18
LD-M (+)
15
LD-M (-)
15
20
MAIN COIL 1
20
1
MAIN COIL 2
1
3
MAIN COIL 3
3
5
5
21
MAIN COIL 1
21
2
MAIN COIL 2
2
4
MAIN COIL 3
4
VJBS0A25
FG HEAD UNIT
FG HEAD
CAPSTAN COIL
C
D
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
NOTE:
1. CAPSTAN STATOR UNIT IS SUPPLIED AS A CAPSTAN STATOR KIT ONLY.
HOWEVER, IC2501(AN3845SC) IS AVAILABLE SEPARATERY AS A REPLACEMENT PART.
2. WHEN INSTALLING THE IC2501 OR CAPSTAN STATOR UNIT, BE SURE TO APPLY
SILICON GREASE(VFK1301). REFER TO "CAPSTAN STATOR UNIT" OF
"DISASSEMBLY/ASSEMBLY PROCEDURES OF MACHANISM" SECTION.
CAPSTAN/LOADING
IC2501
MOTOR DRIVE
AN3845SC
C2508
LOADING
15
14
MOTOR
C2509
CONTROL
16
LOGIC
13
12
17
R2505
18
11
19
10
20
9
21
GND
8
DIRECTION
TORQUE
22
CONTROL
7
COMMAND
LOGIC
23
CAPSTAN
6
MOTOR COIL
C2506
DRIVE
24
5
LOWER
UPPER
25
4
DRIVE
DRIVE
C2504
CONTROL
CONTROL
26
3
DIRECTION
POSITION
27
2
DETECT
SIGNAL
C2507
PROCESS
28
1
VCC
R2501
C2517
R2502
C2510
E
F
4
3
H1- VH-
VH+ H1+
Q2501
1
2
HALL
HALL
TRANSISTOR
TRANSISTOR
G
H
4
3
4
3
H3-
VH-
H2-
VH-
VH+
H2+
VH+
H3+
Q2503
Q2502
1
2
1
2
HALL
TRANSISTOR
CAPSTAN STATOR
VJBS2006
I
J
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