[sdiy] Korg PS3100

Dan Snazelle subjectivity at hotmail.com
Sat Jun 18 18:50:02 CEST 2016


Here is the link 



http://www.jhaible.info/polykorg/jh_polykorg_clone.html



Sent from my iPhone

> On Jun 18, 2016, at 12:41 PM, Dan Snazelle <subjectivity at hotmail.com> wrote:
> 
> Id start by reading all of the haible pages about his work with them !
> 
> There are archived versions of his site available 
> 
> Sent from my iPhone
> 
>> On Jun 18, 2016, at 12:33 PM, gm <montalbanogm at gmail.com> wrote:
>> 
>> I've been handed a PS3100 to work on --
>> when powered up, it makes a sound as if all keys are being pressed; after about ten seconds, this dies away.
>> The only output after that is a very faint sound from the Direct  jack when keys are  pressed.
>> Power supply is good, and control outputs from the patch panel (envelope, MG, etc) are correct.
>> 
>> My two problems with working on this synth are
>> 1)  absolute lack of meaningful documentation, aside from a few hand-drawn schematics
>> 2)  that damned card cage, getting in the way of everything.
>> 
>> My question is:  has anyone here successfully worked on one of these?  Any advice, or pointers towards some useful documentation?
>> 
>> Thanks.
>> ~GMM
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