[VoIP] Correct Way To Connect X100P To Step By Step Exchange?

[ikjtel]

> --- Brent Jones <gijones at clear.net.nz> wrote
> >
> > Also are X100P cards polarity sensitive with
> > relationship to the line voltages ie
> > does it matter which pin gets A or B leg .

In fact, it appears that it's not even possible for
the PC software (zaptel and/or asterisk) to detect at
which polarity the line is connected.

I ran some X100P card tests back in 2005 and posted
the results, complete with graphs - see
  http://www.lightlink.com/mhp/x100p/2.html

One of the tests involved repeated battery
reversals...

Max


       
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