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5.3.2 TKOO sensor position adjustment
1)
Equipment
CE
Tester
Scratch Diskette
No. 1 plus screw driver
Osci
11
oscope
2)
Adjustment procedure
2)-1 Connect CE Tester to Drive then turn-on power switch
and load diskette.
2)-2 Turn-on motor and select drive.
2)-3 Repeat seek between TKOO and 02 (see Figure
5).
2)-4 Observe waveform (TKOO) at TPBl using oscilloscope.
trigger
signal
CHl--step (DC, -)
CH2--TKOO (DC
)
TPD15
TPEI
2)-5 Loosen screw and adjust time 7 until it comes to
within 3-4ms
by
moving TKOO in the direction of
the arrow (see figure).
3}
Note:
3)-1 Set step rate at 3ms using CE tester.
3)-2 Make sure there are 2 pulses on step signals.
-8-
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