Korg prologue Owner's Manual page 16

Setting the arpeggiator type
This sets the arpeggiator type.
1.
Press the ARPEGGIATOR TYPE button to set the arpeggiator to one of the
following types.
Type
Manual
Rise
Fall
Rise Fall
Random
Poly Random
The arpeggio will play in the order you play the keys.
The arpeggio will play from lower notes to higher notes.
The arpeggio will play from higher notes to lower notes.
The arpeggio will play from lower notes to higher notes, and
then go back down from high to low.
One random note will be selected and played at a time for each
note that you play.
Two random notes will be played at a time from the notes that
you play.
This will only work when the VOICE MODE is set to "POLY".
16
Function