Korg modvawe Owner's Manual page 55

Arpeggiator
On: The Arpeggiator will synchronize to any sounding tempo Motion Sequences.
Latch
[Off, On]
Off: The Arpeggiator will only play as long as notes are being held on the keyboard (or via the damper pedal).
On: The Arpeggiator will continue to play after notes are released.
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