Re: Re: Re: Re: Gekkos

Gene

Did you change parport cards with the motherboard change or is this the same
card you used with the last one?

Copy your reply to me off list tonight. I may not get another digest and
will be out tomorrow. I've got several suggestions about how to isolate this
problem.

Ray

>    From: Gene <capper@...>
> Subject: Re: Re: Re: Gekkos
>
> I'm getting +5 from a axxus parallel port card that has a separate 12
> volt supply input to run relays.The power cap is huge. it never did this
> until I changed the motherboard and it goes away if i disconnect the
> parallel port cable from the card.  
>
> Ray Henry wrote:
> > 
> > Gene
> > 
> > I'm with Jon on this E-Stop thing.  Either the US or the EU way of wiring
> > it will give you a real machine stop when something powers down when it
> >  is not supposed to.
> > 
> > However, I am mystified by the fact that something has to be putting out
> > significant steps in order for the 201 to move to the next position.
> > Steppers and their amps are not like servos where some creep might be
> > expected in the absence of control signal.  This would be a good time for
> > a scope reading on screw 9.