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Subject: Re: [PolySix] Why scrape the bad traces?

From: "Sam Larch" <sdlarch@gmail.com>
Date: 2007-12-07

Anybody got an untainted 367a for sale?


On 12/6/07, steven pistrich <wasteking1@yahoo.com> wrote:
> I had that idea and did that on my polysix...a bakingsoda wash to clean
> the battery area, but I cant say it stopped anything from eventually getting
> worse.(at least in my case)
>
>
> ----- Original Message ----
> From: Chromatest J. Pantsmaker <chromatest@azburners.org>
> To: PolySix@yahoogroups.com
> Sent: Thursday, December 6, 2007 4:49:24 PM
> Subject: Re: [PolySix] Re: Why scrape the bad traces?
>
> Technically, you'd need something basic to neutralize the acid.
> Alcohol is a good thing to clean an area and dissolve solids and wash
> them away. Of course, rubbing alcohol is acidic (ph 5.5). If you
> really wanted to neutralize the acid, a solution of baking soda and
> purified water soaking on it would help. Of course, after letting it
> soak for a while, you'd want to wash it all off nicely. I'd use
> purified water for this. Let it dry for a day before applying power.
>
> On Dec 6, 2007 12:18 PM, synthmdl76 <synthmdl76@yahoo. com> wrote:
> > I wiped the area good with rubbing alcohol multiple times.
> >
> >
> > --- In PolySix@yahoogroups .com, "Sam Larch" <sdlarch@... > wrote:
> > >
> > > Can the acid permeate through the middle of the board? Such that
> > cleaning
> > > the surfaces would be futile?
> > >
> > > Incidentally, what is the best method for cleaning (neutralizing the
> > acid
> > > on) the surfaces of the board?
> > >
> >
> > > On Dec 4, 2007 4:23 PM, gil_we <gil_we@...> wrote:
> > >
> > > > The acid spreads everywhere in the area, you have to clean it all up
> > > > when fixing the bad traces.
> > > >
> > > >
> > > > --- In PolySix@yahoogroups .com <PolySix%40yahoogro ups.com>,
> > "wasteking1"
> > > > <wasteking1@ > wrote:
> > > > >
> > > > > --- In PolySix@yahoogroups .com <PolySix%40yahoogro ups.com>,
> > "synthmdl76"
> > > > <synthmdl76@ > wrote:
> > > > > >
> > > > > > Cant you just run jumper wires to the need contacts and leave the
> > > > > > damaged traces? I dont see why time needs to be taken to
> > remove the
> > > > > > "balcken'd" area.
> > > > > >
> > > > > I have wondered this myself...everyone said that the acid would
> > spread
> > > > > further eventually. In my own case, i did just jump wires at
> > > > > first...everything worked for a few months then the patch switches
> > > > > started being sluggish and then some started to stay on all the
> > > > > time...so I took it apart again, scraped it all out ,restored all
> > > > > continuities, replaced IC 31 and ic30....and NOTHING GOT ANY
> > BETTER...
> > > > > So i just sent my polysix about 100 miles to a supposed synth pro
> > > > > because i dont understand what is going on anymore....but YES
> > jumping
> > > > > the wires did work at first.
> > > > >
> > > >
> > > >
> > > >
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> >
> >
> >
> >
> > PolySix "Digiest" Page: http://www.acc umu.se/~amber/ Poly6
> > Yahoo! Groups Links
> >
> >
> >
> >
>
> --
> ..sig
> -Chromatest J. Pantsmaker
> http://www.chromate st.net
>
>
>
>
>
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> [Non-text portions of this message have been removed]
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>