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AUDIO CONTROL HEAD UNIT
HEAD AMP C.B.A.
P4092
P4091
5
5
CONTROL
HEAD
P4092
P4091
6
6
CAPSTAN STATOR C.B.A.
CAPSTAN
COIL
IC2501 (CAPSTAN MOTOR DRIVE)
Q2501
HALL
4
25
TRANSIS-
3
CAPSTAN
TOR
MOTOR
24
DRIVE
Q2502
22
HALL
POSITION
6
TRANSIS-
SIGNAL
5
10
TOR
PROCESS
DIFFER-
ENTIAL
7
Q2503
AMP
HALL
2
12
TRANSIS-
1
TOR
IC2505
2
MR HEAD
3
CYLINDER UNIT
HEAD AMP C.B.A.
9
P3502
4
HALL
P3502
IC
6
P3502
3
P3502
2
P3502
1
CYLINDER
MOTOR
MAIN C.B.A.
P2601
P6202
5
5
P2601
P6202
2
2
V1
2 V
V1
1 V
V1
3 Vp-p
2 V
1 ms
TP6209
P2502
P6201
4
4
P2502
P6201
10
10
P2502
P6201
8
8
P2502
P6201
9
9
IC2601 (CYLINDER MOTOR DRIVE)
P2601
P6202
7
9
9
PG/FG PULSE
4
GENERATOR
P2601
P6202
6
7
7
P2601
P6202
1
10
10
CYLINDER
P2601
P6202
2
MOTOR
9
11
11
DRIVE
P2601
P6202
16
12
12
IC6001 (SERVO MICROCONTROLLER)
75
74
PB-ON
4 Vp-p
TP6206
-
+
POSITIVE PB
CTL SLICER
10 ms
2 Vp-p
AMP
NEGATIVE PB
10 ms
TP6207
76
CTL SLICER
21
CAPSTAN DIRECTION CONTROL
COUNT
SCHMIT
DOWN
TP6203
67
NOT USED
68
AMP
PG
INTEGRATION
33
TP6201
PWM
CAPSTAN SPEED
COMPENSATOR
MIX
CYLINDER/ CAPSTAN
PHASE COMPENSATOR
MIX
V1
5 Vp-p
PWM
CYLINDER SPEED
2 V
2 ms
COMPENSATOR
TP6204
PG/ FG
HEAD SW
65
SEPARATOR
SIGNAL
GENERATOR
FORCED ACCELERATION
22
INTEGRATION
34
CAP TORQUE LIMIT
20
TP6208
TP6202
TP6003
REC CTL
ENVELOPE
(FROM IC3001(40))
AMP
89
DETECTOR
ENVELOPE VOLTAGE
V-LOCK
(TO IC3001(13))
SELECT
PULSE
24
V-LOCK PULSE
GENERATOR
TP6205
(TO IC3501(1))
SELECT
23
HEAD SW PULSE
REC CTL
/ TR MM
GENERATOR
(FROM IC3001(14))
45
V-SYNC
HEAD AMP
CONTROL
ROTARY
SIGNAL
(TO IC3001(49))
GENERATOR
98
ROTARY SW
SLOW
HEAD AMP
SELECT
/STILL
SIGNAL
CONTROL
(TO IC3501(32))
99
GENERATOR
HEAD AMP SW
(FROM IC3501(33))
100
ENVELOPE DET
V1
5 Vp-p
10 ms
2 V
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