Got this PPC640S from eBay and found that it is quite a nice unit. For its age, it sure is holding up well. I’m sure I will look into it more as time goes by (when I find the time!) Just so I remember these are the jumper settings.
Established February 2012 and last updated 2021-04-14. You are visitor number since sometime in the mid-1990s. We are powered by a Raspberry Pi.