MPC500 Wont Stay Connected To Computer Through USB By DNastyTrackz Mon Oct 03, 2011 1:30 am I Just Got A MPC500 When I Try To Connect It To My Computer To Load Samples It Wont Stay Connected I Have Windows 7 Not Sure What Could Be Going On Any Ideas? DNastyTrackz New Member Posts: 1 Joined: Sun Oct 2nd, 2011