you shouldn't have to make a floppy for this.
if you can't get it to work.. head over to the pioneer forum at cdfreaks..
there are flashing tools you can grab.
http://club.cdfreaks.com/forumdisplay.php?f=87
heres a thread that looks like your exact problem?
http://club.cdfreaks.com/showthread.php?s=&t=145558