Where do i plug my disc drive in!!?

Ok, so im using my disc drive from my old computer, which is pretty old…But it was hooked up with (i think) and ide cable…my motherboard came with a cable for the Hard drive, and a cable for the floppy….ive looked all over my motherboard and theres no slots where id plug my disc drive in….Theres a slot on the mb that says F_AUDIOCD_IN idk if that would be it or what…but can anyone help me??