Adriaan Forum Home | Recent Posts New Member Joined: Feb 3, 2019 Follow Profile Activity Topics: 1 / Replies: 1 AllTopicsReplies Reply It's powered through its 9v power adapter. I don't think that a single key is down when the keyboard is powered. But hypothetically if it were, would ... 6 years ago Forum MIDI Connections Topic keyboard midi key reversal and intermittent dropout - bad keyboard (initialisation) or bad connection? 6 years ago Forum MIDI Connections Replies: 2 Views: 6704