Your motherboard isn't old enough. It only supports one floppy drive.

On Thu, 17 Sep 2009 08:13:23 -0500, kcak47mopr
<guest@unknown-email.com> wrote:
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>i don't have a 5.25 inch floppy drive i havent never had one like that
>the last time i even used one was when i was in middle school i have 2
>3.5 inch floppy drives with an univerisal floppy cable that has the
>conections for both kinds of floppy drives can one of you look up my
>moutherboards bios and see if maybe i need to update them and if a
>update is avaible because when i go to my bios i don't see whare to set
>up the second floppy drive it is an asus p4b that is the model number
>p4b i have tryed every thing guys i know both floppys work if i hook
>them up one at a tme[/color]