The Kawai & Teisco Analog Synths Group

--- In kawai-teisco@yahoogroups.com, "gil_we" <gil_we@...> wrote:
>
> We're still looking for one. The only scans that I managed to get 
was
> of the main CPU board... (in the Files section)
> 
> 
> 
> --- In kawai-teisco@yahoogroups.com, "jfloydhumanoid"
> <capstoneliving@> wrote:
> >
> > I bought it new in '84, gigged with it a few years, got married, 
& just 
> > dug it out of storage a few months ago.  Of course the patch 
memory was 
> > gone, but amazingly the Ni-Cd battery hadn't leaked.  I replaced 
it, 
> > loaded the factory patches, & it fired right up!  It's in great 
shape, 
> > except for a sort of 'garbled' artifact in sounds with the filter 
> > somewhat stopped down.  If the filter cutoff is all the way open, 
it's 
> > not present.  Anybody have a PDF (or other form) of the service 
> > manual?  I'd be happy to send $ for your trouble...
> >
>
Thanks for looking, Gil...  Anybody have any suggestions where I 
could point my scope probe & discover the origin of this 
unwanted 'distortion'?  I'm not afraid to troubleshoot without a 
schematic...you can't be timid & repair 'vintage' electronics.
- J -