>Date: Thu, 19 Sep 2002 15:12:55 -0700
>From: "Robert P. Mcallister" <[EMAIL PROTECTED]>

>Just out of curiosity, what is the 60-pin male connector below the PCI
>slots on the 7500 motherboard for? There is a two-prong connector below
>it labeled "Geoport Clock." Are both for the dreaded Geoport modem?

I don't know about the 60 pin connector, but the Geoport Clock is 
unrelated to the Geoport modem.   A little known fact about the 
Geoports is that while their nominal speed is 115 Kbps (or is it 230 
Kbps?) they can supposedly do a couple megabits per second if an 
external clock signal is supplied.   The Geoport Clock jumpers are 
for that external signal.  I don't know if anyone ever built any 
hardware to take advantage of this capability.  The only place I'd 
expect to see it would be in lab or automation equipment.

Jeff Walther


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