Briefly press the Power button. This sends an "All Notes Off" command, stops the arpeggiator in Hold mode, and sets all envelopes to release.
Source: Microwave 2 — microwave2ownersmanual.raw (manual)
Symptoms this guide addresses
Briefly press the Power button. This sends an "All Notes Off" command, stops the arpeggiator in Hold mode, and sets all envelopes to release.
Source: Microwave 2 — microwave2ownersmanual.raw (manual)