On Friday, July 15, 2011 10:37:53 AM Daniel Rogge did opine:

> If you swap the X and Y drivers it will be fairly easy to determine
> whether the problem is with the driver (as Gene suspects) or with
> friction or mechanical linkages (as Jan suspects).  If the problem
> stays on Y after swapping drivers, then your driver is absolved,
> leaving only mechanical or step signal generation problems as
> possibilities.  You can distinguish between these last two by only
> swapping the control leads between drivers while leaving the motor
> leads hooked up as they are now.
> 
> Rogge
 
And in any event, please do not silently fix it, the OP should post what 
the OP did so that we'll have better info to refer to the next time it 
happens.

Cheers, gene
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
Beware of computerized fortune-tellers!

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