Servo Block Diagram - Panasonic AG-513F Service Manual

SERVO BLOCK DIAGRAM

CAPSTAN MOTOR ASS'Y
CAPSTAN
MOTOR
COIL
HALL
ELEMENT
HALL
ELEMENT
HALL
ELEMENT
MR HEAD
CYLINDER UNIT
CN2
2
HALL
IC CN2
1
CN2
4
CN2
5
CN2
6
CN2
CYLINDER
7
MOTOR
AUDIO CONTROL HEAD UNIT TV/VCR MAIN C.B.A.
PIN P4002
5 5
CONTROL
PIN P4002
HEAD
6 6
CAPSTAN
MOTOR
DRIVE
TP6209
CN1 P6201
9 9
POSITION
CN1 P6201
DIFFERENTIAL
SIGNAL
AMP 1 1
PROCESS
CN1 P6201
5 5
CN1 P6201
CAPSTAN FG
3 3
PULSE GENERATOR
CYLINDER PG
PG PULSE
GENERATOR
MOTOR FG
CN1 P6201
POSITION
7 7
DET
CYLINDER
CN1 P6201
MOTOR
8 8
DRIVE
IC6001 (SERVO MICROCONTROLLER)
75
74
PB-ON
POSITIVE PB
- +
CTL SLICER
AMP
NEGATIVE PB
TP6207 76
CTL SLICER
CAPSTAN DIRECTION CONTROL
21
COUNT
SCHMIT
DOWN
TP6203
67
NOT USED
AMP
68
INTEGRATION 33
TP6201
+5V
PWM
CAPSTAN SPEED
COMPENSATOR
MIX
CYLINDER/ CAPSTAN
PHASE COMPENSATOR
MIX
CYLINDER SPEED
PWM
COMPENSATOR
NOT USED
PG/ FG HEAD SW
65
SEPARATOR
SIGNAL
GENERATOR
CAP TORQUE LIMIT
20
INTEGRATION 34
TP6208 TP6202
TP6003
(FROM IC3001(40))
REC CTL
ENVELOPE
ENVELOPE
AMP 82
DETECTOR
VOLTAGE
V-LOCK
(TO IC3001(13))
PULSE
24
V-LOCK PULSE
GENERATOR
SELECT
PG
SELECT
TP6205
(TO IC3501(1))
23
HEAD SW PULSE
REC CTL
/ TR MM
GENERATOR
(FROM IC5301(10))
45
V-SYNC
HEAD AMP
CONTROL
ROTARY
SIGNAL
GENERATOR
(TO IC3001(49))
98
ROTARY SW
(WITH 4HEAD MODEL)
SLOW HEAD AMP
/STILL SELECT
CONTROL SIGNAL
(TO IC3501(32))
99
GENERATOR
HEAD AMP SW
(FROM IC3501(33))
100
ENVELOPE DET
SERVO BLOCK DIAGRAM
AG-513F/AG-520F