Akai MPC 5000 Reference Manual page 105

Set the points so that the MPC5000 plays back only the necessary part.
The Sample Edit window will be displayed.
The data outside the start/end points will be deleted. The deleted data will be returned to the available memory.
Set the range that you wish to delete with the start/end points.
The Sample Edit window will be displayed.
The section between the start and end points will be deleted with no gap between.
Set the range you wish to silence with the start/ end point.
The Sample Edit window will be displayed.
The section between the start and end points will be deleted, and a section of silence equal in length to the selection will be put in its place.
Set the desired part with the start and end points.
The Sample Edit window will be displayed.