Re: A Question to MARISS

Mariss:

When I turn the plasma ON with the cables disconnected from the PC's
parallel port, the motors do not move and the PC don't get noise
either.
However in the past, searching for the noise source, I think once I
did this test and the motors move.

Raul

--- In CAD_CAM_EDM_DRO@y..., "mariss92705" <mariss92705@y...> wrote:
> Raul,
>
> Try touching off the plasma thing with the parallel port cable
> disconnected at the PC end and the drive powered up. See if the
motor
> moves or creeps. If it does not, then the problem is with the PC.
You
> might want to use a line RFI filter on your PC and drive power
supply
> 115VAC input lines. Corcom comes to mind as filter source.
>
> Let me know what you find.
>
> Mariss
>
>
>
> --- In CAD_CAM_EDM_DRO@y..., "ralaco" <ralaco@y...> wrote:
> > Dear Mariss:
> >
> > I already connected pin 1 from game port to get the 5 volts.
> >
> > STEP, DIRECTION and +5VDC are already shielded and grounded to
pin
> 25
> > from parallel port.
> > Every other cables from limits and joystick are disconnected from
> the
> > PC.
> > I'm still getting noise.
> >
> > What else can I try?
> >
> > Best regards
> >
> > Raul