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Subject: RE: [chromapolaris] Faulty Envelope Depth

From: "Paul D. DeRocco" <pderocco@...>
Date: 2017-06-26

> From: conorstrachan@...
>
> I seem to have an issue with the envelope depth slider. It is
> not responsive. The only one on the keyboard that is. However
> it is working through the editor in midi quest so it works so
> this seems like a mechanical problem or something on the
> panel board(it hasn't new panels). Does this sound like it
> needs a new potentiometer?

Most likely the wiper or elements are dirty, or the wiper contacts are bent. If you remove the slider from the board, you can pry back the tabs that hold it together, then clean the inside with alcohol and a Q-tip. If it appears the wiper contacts are bent, you you should be able to bend them back with sharp tweezers if you're very careful. If the contacts are broken, then you're SOL and will have to find a new slider. I've repaired quite a few sliders this way.

--

Ciao, Paul D. DeRocco
Paul mailto:pderocco@...