Apple Logic Pro 9 - Manual (Page 701)

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Choose Delete Hyper Set from the Hyper Set pop-up menu in the Inspector.
Loading a Hyper Set
You can switch the Hyper Editor display to the desired event types by loading a saved
Hyper Set.
To load a hyper set
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Choose a hyper set from the Hyper Set pop-up menu in the Inspector.
701 Chapter 24 Editing MIDI in the Hyper Editor