Korg NAUTILUS 61 AT Operation Manual page 183

Global Settings Configuring the QUICK ACCESS buttons
Sound Browse: Sets the sound select dialog box to the
QUICK ACCESS button.
Function: Assigns the sequencer transport buttons, the
Compare function in the Page menu and so on to the
QUICK ACCESS button.
3. Configure the settings for each selected function.
See the Parameter Guide for details on the respective
functions.
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