1. From Creative's site it appears that

DI5660 is Modem Blaster V.90

DI5655 is Modem Blaster 56K ISA Modem

Click this Download page. Select Communications, Analog. From that list it seems that the match is "Modem Blaster V.90 ISA"

After that, the selection process is straightforward and you'll find the drivers for windows XP

2. However, your problem could be different. It seems that you didn't install your motherboard drivers. Your motherboards looks like an old one (having ISA slots). Therefore, even with these drivers the ISA modem could fail. Moral ? Find and install your motherboard's drivers first.


Good Luck,

Cetin


Trying to unweave, unwind, unravel
And piece together the past and the future,


T. S. Eliot