Re: ringing sound

If you have traced it down to the wire, check the wire under load.
It may be that movement has broken some strands and that even though
the continuity is there it may be too small to handle any loads.

A lightbulb would work well.

--- In CAD_CAM_EDM_DRO@y..., "Dan Mauch" <dmauch@s...> wrote:
> Sounds like your cable is not properly wired even though you have
> continuity on each wire it would seem like the phases aren't
correct.
> Look at your good cable and then make sure the bad cable is wired
> exactly the same as the good cable.
> Dan
>
> -----Original Message-----
> From: keongsan [mailto:keongsan@y...]
> Sent: Sunday, August 18, 2002 3:22 AM
> To: CAD_CAM_EDM_DRO@y...
> Subject: [CAD_CAM_EDM_DRO] ringing sound
>
> Message 46731 of 48546
>
> > --- In CAD_CAM_EDM_DRO@y..., JanRwl@A... wrote:
> > > In a message dated 27-Jun-02 20:13:52 Central Daylight Time,
>
> > > Both, actually. But one of the little "things in life" one
must
> > deal with,
> > > like friction! If you suddenly reverse-step stepper-motors,
the
> > normal
> > > "ringing" that might be handled just fine if stepping stopped
for
> a
> > time, or,
> > > another axis were "suddenly" chosen. BUT, if you reverse-step
> the
> > SAME axis,
> > > the motor is "still ringing", so the motor can integrate this
> into
> > a phantom
> > > step.
>
> Hi,
>
> Having a bit of problem with the G201 driver again. I think it is
the
> cable.
>
> The y-axis works fine, but the x-axis either doesn't respond or
gave
> very faint sound but does't move.
>
> Tried switching axis. This time the x-axis is OK but the y-axis is
> not responding. Can't remember what I did next, I think I switch
> cable or something. If memory not failing, I think the problem
> follows the cable. Checked the cable with meter - seem OK.
>
> Reconnecting, this time the fauty axis gave a ringing sound, but no
> movement. Tried to search the archives for "ringing" only found the
> above.
>
> Ringing sound plus no movement is a symtom of what problem?
>
> Thanks
>
> keongsan
>
>
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