No problems with mine. Please provide more information, keyboard make and model, style that seems to be causing the problem, mixer (if one is used), and how things are connected to the Bose L1 Compact.

Cheers,

Gary
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PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)