Ed,
Try this site for possible help.
http://modemsite.com/56k/whomadeit.asp
http://modemsite.com/56k/pci.asp
Good luck, Bob

> > Hi, I just bought about 20 used or pulled internal modems from a reputable
>ebay seller. These modems are all 56k PCI V.90 with a PCTel Chipset. I was
>able to locate appropriate drivers for all of them. However i have tried
>installing them on various brand name machines with different processor
>speeds. Mostly p2 350mhz, and even p3,550mhz with both Win 98 and Win 2000.
> > The problem i have is that once i install the modem in the PCI slot( and i
>tried different slot)the OS doesn't detect a new hardware. After manually
>loading the modem, when i perform the diagnostics i get the message that
>"modem not turned on or not installed". I can't imagine that all 20 of these
>modems are bad or incompatible with the motherboard.
> >
> > If anyone have any suggestion solution or way of getting this thing work,
>i would appreciate a response.