Well this issue is heavily documented on the Oldcrow's website :
http://www.oldcrows.net/~oldcrow/synth/korg/polysix/keyclean.htmlHope this will help.
--- In PolySix@yahoogroups.com, "Mike" <tubmyk2@c...> wrote:
>
> I'm not sure if it's just the sounds I have loaded inside the
polysix (because it didn't
> do it with the factory presets) but when the keyboard is on, every
so often the low C
> will sound. But it does it automatically, and sometimes it sticks.
I have to push the
> key to release it from sounding. Does this sound like something is
stuck on the key
> contact? I really don't feel like opening up the synth (agrrgh) but
if I have to I guess
> i will. Anyway, let me know if this happens to anyone.