How can I tell what OS my MPC 2000xl is operationg on?

[ABSiNT]

I just bought the dang thing off ebay and i have no clue, lol!

 

[DiaboliC]

Shift and other

 

[ABSiNT]

Thanks buddy!

 

[DiaboliC]

Enjoy your purchase you own a peice of hip hop history don't lose that thought