Sam,

  How many jumper plugs are there? 2 or 3?
  Jim Webster

Mike Miller wrote:
>
> Hi Sam,
>
> How was it jumpered when you got it? This is just a guess, but
> could it be that pins 1 and 2 select com port 1 or 2 and pins 3,4,5
> and 6 select the the IRQ, 4,3,5 or 2? Pins 1 and 2 could also be a
> binary sort of thing that will select com 1 thru 4 depending on how
> they are jumpered. None for com 1, 1 for com 2, 2 for com 3, both
> for com 4.
>
> On 13 Oct 99, at 13:08, Samuel W. Heywood wrote:
>
> > Hi Folks,
> >
> > I have recently acquired a Cardinal Technologies 14400 modem, model
> > number 10750.  I have no documentation.  Cardinal Technologies went
> > out of business a couple of years ago and of course no longer provides
> > technical support.  I should like to configure this modem so that it is
> > set up for COM port 2, IRQ 3.  The modem has 12 jumper pins arranged in
> > six rows of a column of two.  The numbering of the pins does not seem to
> > provide any clues as to which pins are for what.  It looks like this:
> >
> >         6 . . 2
> >         5 . . 5
> >         4 . . 3
> >         3 . . 4
> >         2 . . no number
> >         1 . . no number
> >
> > Does anyone have a Cardinal modem with a similar arrangement and
> > numbering of jumper pins?  If so, and if you have the documentation,
> > please tell me how you set it up for the various com ports and IRQ's. I've
> > already conducted many experiments of the wild guess and trial and error
> > method.  So far I haven't been able to figure anything out. Please help!
> >
> > Sam Heywood
> > variou

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