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Vintage Synth Repair

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RE: [vintagesynthrepair] CS-15D schematics?

2008-12-19 by timothy kosiorek

Hello:Did you try to google the part number?you might find someone with some old stock,Yamaha is a b**** since they don't stock parts for instruments over 10 years old.the japanese business philosophy of if its 10 years old you need to buy a new one.
Tim K.


direct link to my Ebay store.
http://www.sonicelectronicmusic.com




> To: vintagesynthrepair@yahoogroups.com
> From: arto.koivisto@...
> Date: Thu, 18 Dec 2008 17:32:11 +0200
> Subject: Re: [vintagesynthrepair] CS-15D schematics?
>
> > So, any help is appreciated. At a glance it sure looks like a damaged
> > custom chip, but naturally I'm hoping to get away with just
>
> Thanks to Timothy's Ebay item (extra neat manual btw, well worth the
> price!) I now got a bit further with this case and it indeed seems like
> the custom VCF chip (iC27, IG00156) on osc2 is shot :(
>
> So, would anyone have any suggestions as to where to source these chips?
> Vintage Planet seems to be out of stock at least. Does anyone know has
> there been any attempts at cloning this chip or are there datasheets for
> this chip available somewhere?
>
> Regards,
> .Arto.
>
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