Re: [CAD_CAM_EDM_DRO] MY 210 GECKO BURNED!!!!!!

On Mon, 21 Apr 2003 01:54:26 -0000, you wrote:

>I bought 3 210 gecko months ago and I was very happy with them until
>now. I do not use them very often. However, one of them stop working
>yesterday without reason since my current and volt are very low so
>they never get hot. this is my settings:
>
>power supply type: unregulated 35v 4amps
>resistor to limit the current: 18k (2 amp)
>4 wire steppers (2a each)
>
>when I power on driver the fuse in my cnc encloser which is 125v 5a
>keep burning is like the driver is in short or somelike and I do not
>understand how come it could happen if I do not use them very often
>and I heard that they are very drivers.the other two works fine
>without any problem.
>

Disconnect each driver from the power and signal inputs until the fuse
stops blowing.

That's the one that has the problem. Most likely, one of the
transistors in the driver has shorted, or perhaps both. Hard to say.
Disconnecting the motor would not make a difference, I think.

Harvey

>Any suggestion???
>
>
>
>Luis
>