Forum to discuss all matters relating to the MPC1000 and MPC2500 operating systems created by 'JJ' (all versions).
By stayblazin41 Fri Jan 16, 2009 8:03 pm
I just installed the free jj os on my 2500 just see what it is about and my midi in isnt working.. it's set up just like the way it was i didnt touch any wires. it worked fine with akai's os,