Akai MPC 4000 Reference Manual page 219

Program mode
The Mute Group popup window will appear.
A Mute Group field
Indicates the mute group that will be displayed in the list.
B Kg/Note field
Indicates the key groups or note numbers that are assigned to the same mute group.
C Zone 1 Sample field
Indicates the name of the sample that is assigned to zone 1 of each key group or note
number.
D [F1] key (CLOSE)
Closes the popup window.
6. To close the popup window, press the [F1] key (CLOSE).
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