Vintage Synth Repair

I had a similar issue w/ an Axxe. It turned out to be a broken around  
trace on the sampling cap mentioned below.

Quoting paintingwithsound <cfmh@...>:

> I have posted the service manual on my downloads page at
> http://www.paintingwithsound.co.nz/downloads.htm. Look for the section
> "Keyboard Control Voltage Memory". Because the note is climbing I
> would look at Q6 first as it is probably leaking current into the
> sampling cap c13. Regards
>