Each knob corresponds to the following MIDI messages (Ver. 1.02 and later):
- CC#80: FILTER
- CC#81: MOD
- CC#82: FX
- CC#83: SOUND
- To view or change the MIDI channel of each track, hold down the [SHIFT] button and press [FILTER] to access the UTILITY menu, select the SET icon, and access the MIDI tab.
- This function is supported in system version 1.02 and later.