1.Add ARPG8R to synth rack
2.Check "Enable MIDI Output"
3.Add a Instrument to synth rack
4.Connect the Instrument's MIDI IN with ARPG8R's MIDI OUT.
5.Turn on monitor(Input-Echo) icon.
6.Input a chord on ARPG8R track.
Shorten note length a bit on piano roll
to avoid overlapping notes.