PCC D3400 - Page 111

B30D
Ci)
0
0
He .. OS
RETRACTEO
SIGNAL
INDEX
SIGNAL
POSITION
RfFERENCE
(X +0)
SIGNAL
____ L _________ __
OV LEVEL
I
I
___ L: ___ J __ _
ov LEVEL I I I
I I I
I I I
I I I
___ -L-L_
IN LEVEL I I
I I
I
POSITION
QUADRATURIi
I
I
I
(X·9O)
------
____ L
<D SIGNAL
---+-!
ov LEVEL I I
TRACK
LOCATION
I I
(APPROX.) I
I (AP~X.)
I I
-125 -115
MOTION TOWARD SPINDLE---_ ...
-1.5 -I
001
002
202 203
Figure 5-2. Position Transducer Output Signals
HEADS L
RETRACTED___ _ ________ _
ISHRXGi 0'1 I
I
7RANSDUCER I
POSITION ~--I
!NDeX L... _______ _
·SPTIG' 0'1 I
POSITION
REFERENCE
CLOCK --;........
0'1
tSPRCG)
POSITION
QUADRATURE
CLOCK
(SPQCG)
TRACK
LOCATION
OV
(APPR~X.) I
I (APP,ROX.)
-125 -115
I
I
I I
I
I
-1.5 -I 000
001
002 C03
I
I
r-LrLrLfL-
I I I
I I I
~
I I I
I I
I I
202 203
204
MOTION TOWARD SPINDLE ..
Figure 5-3. Position Transducer Signal Amplifier Outputs
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