Akai iMPC - Manual (Page 25)

Opens a turntable and the option to load tracks from the iTunes library.
Load
Opens the iTunes library. Select the track to sample from the standard iOS
music browser.
Pitch Adj.
Adjusts the pitch of the track on the turntable.
Tonearm
Move the tonearm to changes the playback position of the track.
Play
Plays the track.
To hide the Music Library tap the blue triangle above the base of the
tonearm.
Save View