Discussion about the Korg PolySix synthesizer

On Fri, 13 Oct 2006 17:08:07 -0700, klosmon wrote
> If you don't have a scope, repairs can be difficult.
>
>However, first check to see if there's audio output from the "output" test
>point on the voice board (use jumpers input into a small amp) -- if there
>is, the next step in the chain is the effects board, which handles the
>audio before passing it on to the output jack. Check all the connectors on
>this board, including the one that connects to the CPU board (this one
>carries the main volume CV).

Perhaps you switched polarity of either the battery or the diode?
Have you checked?

/Frank