my big problem

hi Mate.
My name is Matiss and I wana know some answers. I have roland sp808ex mix studio sampler and have one but big fkn problem. Some weeks ago i was on live stage to play my music. You know what. I started to play and then drive too busy... Damn . And its not stoping. Fkn drive to busy. i was like a fkn jerk on stage. Roland just dont wanted to work. So there is my qestion is it possible to connect hard disk to this maschine.to load all information on hard disk not to this stupid zip disk shit. I dont know with scsi or with op1 or op2 card? Plese send me some kind of informatin.whatever? May be there is another way to fight with it? Would be very happy. I will send to you my tracks they are nice:))))))))))))))))))
Bye Matiss