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Subject: Re:Replacement transistors for Q1 and Q3

From: Marcus Wilson <JB@...>
Date: 2010-02-18

Here is the specific info on Q1 Q3 and Q18

> > > --- In korgpolyex@yahoogroups.com, Marcus Wilson <JB@> wrote:
> > > >
> > > > Q1 and Q3 can be replaced by:
> > > > BD140
> > > >
> > > > http://www.dse.com.au/cgi-bin/dse.storefront/
> > > > 4735dc390a33bb062740c0a87f9c06b4/Product/View/Z1444
> > > > .85c ea
> > > >
> > > > Q18 can be replaced by:
> > > > BD139
> > > >
> > > > http://www.dse.com.au/cgi-bin/dse.storefront/
> > > > 4735dc390a33bb062740c0a87f9c06b4/Product/View/Z1443
> > > > .85c ea
> > > >
> > > > just be sure to ensure they are in the right way around!
> > > >
> > > > I have had 3 polys with no powerup, and dirty looking transistors.
> > > >
> > > > By replacing these 3 transistors I have been able to resurrect 3
> > > > polys so far!
> > > >
> > > > this secret is now out, and good luck to all who wish to try to
> > > > repair a dead poly using this replacement method.
> > > >
> > > > Once these are replaced you should be able to see 11 P on the
> > display
> > > > of the poly, and re-load your patches.
> > > >
> > > > Best Regards,
> > > >
> > > > Marcus Wilson
> > > >