Support and discussion for all of Akai’s modern standalone MPCs including the MPC X / X SE, MPC Live 1, 2 & 3, MPC One / One+, MPC Key 37/61.
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By Dj Khayos Fri Aug 20, 2021 2:39 pm
Bought a MPC ONE Retro this week! :)

If you get noise in your headphone jack when Pad LED's are on just switch to an earthed power socket, problem solved.

Guess it's something with the switching power supply brick. I will try a better quality power supply and post results.