Korg sampler Basic Manual page 26

Popup buttons and popup menus
You can press a popup button to access a popup menu,
and then set parameter values ( p.8).
Keyboard input
When inputting a note number or a specific velocity as the
value of a parameter, you can use the keyboard to input
the setting. Hold down the [ENTER] key and play the
note that you wish to enter as a value. The note number or
velocity value will be input.
When the Global P5: Drum Kit page is displayed, you can
hold down the [ENTER] key and play a note to recall the
settings that have been assigned to that note.
In Sampling mode, you can hold down the [ENTER] key
and play a note to recall the index that is assigned to that
note.
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