(OT):keyboard repair

[Roger Horton]

Try:

W.D.Greenhill Ltd
1 Oxford Road,
 Rochford,
 Essex, 
 England, UK
Post code:  SS4 1TG
Tel & fax: (UK)  (0)1702-546195
email: WDGLtd at aol.com
Web:  www.mitatechs.com/greenhill.html

Bill Greenhill is based in Rochford, Essex, here in the UK.  He runs a
one-man business providing support for lots of people around the world who
require parts for organs, synthesizers, etc. 

Roger

> ----------
> From: 	Dr. Jörg Schmitz[SMTP:schmitz at patho.bonn.com]
> Sent: 	01 July 1999 06:57
> To: 	'synth-diy at mailhost.bpa.nl'
> Subject: 	(OT):keyboard repair
> 
> Hi all !
> 
> Who knows how to repair the keyboard contacts of an old Korg Poly 61 ?
> 1/3 of the white and none of the black keys are working, I know this
> from my (died) Korg PolySix. 
> I suppose, that the PCB with these rubber-kind contacts must be cleaned,
> but with what kind of
> solution ? Alcohol ? Contact-Spray ? 
> 
> Any help ?
> 
> P.S.: I found no schematics of the Poly 61 in the net : what kind of
> filter design did Korg use ?
> There are no SSM filter chips, like in the Korg PolySix. 
>