emusonacid! legacy

Hi people can somebody help with some advice i have a emu e6400 ultra but have not really used it, do my sampling on my akai s6000 and have emu hooked up to a tv for randoms. i put a 40gig HD in it but have no way of transferring samples back and forth have a mac pro so have no scsi how can i get samples into my emu want to get some breaks in it etc could i get a scsi to usb cable but would this transfer both ways or should i use a scsi cd have a zip drive but the emu doesnt want to find it or the samples on it sorry it a barrage of questions but need a good solution its just not getting its full usage