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5.3.2 TKOO sensor position adjustment
1)
Equipment
CE Tester
Scratch Diskette
No. 1 plus screw driver
Oscilloscope
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 TPS1 using oscilloscope.
trigger
CH1--step (DC,
+ )
TPB4
signal
CH2-- TKOO (DC
+)
TPBl
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 fi gure) .
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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