> What version of PPMC motherboard do you have?  Does it have a little
> SIP resistor pack plugged into sockets at RP1, at the end opposite to
> the power and DB-25 connector?  If it doesn't, then does it have an
> array of individual resistors at P3?  If neither of these, then I
> can easily understand the problems you are having.  The original
> PPMC was designed to work with the old, slow, 5 V parallel
> ports on the computers of the day, (note your PPMC boards were
> purchased in early 2007)  and won't work reliably on newer
> computers with faster, 3.3 V parallel ports.
>
> I had to add a bunch of terminating resistors and make some other
> adjustments on the motherboard to improve reliability for the newer
> ports.
>
> Jon
>
>   
Does this apply to the UPC cards?

Ed.


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