Gentlemen, from what I have read yes the Ketron SD-2 does have a rechargeable battery. However I would think that the power supply would negate the battery. Have you checked the power supply output? You might check it at the start and when the unit starts to act up.


The fitness trainer asked me, "What kind of a squat are you accustomed to doing?" I said, "Diddly."


64 bit Win 11 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware