Crumar Musical Instruments User Group.

Definitely reseat all the contacts on the boards.  Scrub with eraser
or like that and reinstall.  Hopefully it's just a bad i/c on one of
them.  Otherwise gotta bust out the manual and start following a
logical troubleshooting routine. -Bob
--- In crumar@yahoogroups.com, "polaranta" <fajnyadam@...> wrote:
>
> Hi
> 
> So... Everything works fine apart from Envelopes;
> 
> the VCA envelope has problem with Decay - Decay does not work
> the VCF envelope seems to be dead completely, none of the ADSR
> controls work, neither does Depth knob. But the filter in itself works
> and filters the sound nicely.
> 
> I opened up the synth and it looks neat - all bords ar in slots and
> all ICs are in sockets. Could be easy to fix. But where should I look,
> which IC should I replace?
> 
> thanks
>