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Inner
Outer
Circumference a
Circumference
TE
MIRR
TZD
Time
MIRR Latched at
the edge of TZD
Drive ON, with above
signal going "0" only
Drive Direction
CDoxX-Mi2
Inner
Outer
Circumference <———
Circumference
c) Carriage equalizer
As shown in the signal flow, the carriage servo system
takes for an input the voltage at which the tracking actu-
ator is driven. Based on the equalizer curves shown in
Fig. 37, moreover, the system obtains those compo-
nents which are required to feed the carriage. In the
(dB) (deg)
30
90
CRG EQ
20
60
10
30
-30 -90
10m
100m
iil
|
LIN
a
TIN —» CIN
|
Carriage equalizer (Example)
Fig. 37
77
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