data wheel broken or dead mpc 2k?

when i move the data wheel clockwise the bpm are decreasing .could it be a problem with the cpu in my akai mpc 2000?
this is driving me crazy

please help
thanx in advance

its broken

if u send it to me i'll fix it or junk it

its broken
send it to me to fix no charge

how can u be so sure that is the data wheel that's broken?did u have the same problem ?