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I
VI
....
Q)
w
w
....
Q)
N
o
o
).0
HIAD MOTION . . . .
DATA
"tACKS
URVO
01 IITS
'RACK
SERVO
fiNE
SERVO
VELOCITY
ICDeR
ClIff CNTrt
I,' I,'
I~i
IfO Mi l
i
ODD jlVEN
i
000 jlvENI
,
--A}.---
1
- -
- -
-
- - -
'HiSi SIGNALS
y- ' .
•
SU .... ED
TO
------- 1- --
CONTIIOL
MOTION
~
Figure 3-23.
onECliON CII.
euns USE I'OS-
ITION SIGNAlS
TO
DERIVE
I
IACk
PULSES
AND fiNE SEavo
IONAl NO'
!uSEO iJaTlL
,
~
ih
(sileo
I)
Direct Seek Flow Chart (Sheet 2 of 2)
' .... -2
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