I've been looking for a program to make a .img file off of some files on my HD and then make a bootable CD. I've tried Adaptec, Nero, and CDRWin. Adaptec only allows you to make an .img file from ...

In the card setup you need to make sure support for bootable CD is turned on. If the card detects a media thats bootable, then it will boot from that instead of ID0.