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5
Fig.1.2.5 Multi-track jump
TEC
TZC
(TEC "SQUARED UP" )
(INTERNAL SIGNAL )
MIRR
MIRR LATCHED AT
TZC EDGES
SWITCHING PULSE
EQUALIZER OUTPUT
(SWITCHED)
DRIVE DIRECTION
Fig.1.2.6 Track brake
5
6
t1
TD
TEC
(10 TRACK)
EQUALIZER
T. BRAKE
SERVO
SD
LENS MOVING FORWARDS
(INNER TRACK TO OUTER)
REVERSE
Note : Equalizer output assumed to hava same phase as TEC.
6
7
t2
GAIN UP
50 mS
NORMAL
ON
OFF
OPEN
CLOSED
t
2.9mS (4.10 TRACK JUMP)
5.8mS (32 TRACK JUMP)
LENS MOVING BACKWARDS
FORWARD
CX-3195
7
8
Time
8
A
B
C
D
E
F
11
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