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Subject: Re: MK1 MEMORY PROBLEM

From: "bigbreadair" <bigbreadair@...>
Date: 2010-07-01

Thanks for the speedy response! Actually figured out that it wasnt taking the sysx dump because the program enable switch wasnt engaged. Didnt realize that had to happen. Working great now!

jayson

--- In korgpolyex@yahoogroups.com, "backshall1 \(dsl\)" <backshall1@...> wrote:
>
> Since you said "batterys" I'm assuming you are talking about C cells and
> haven't got a lithium cell installed for the memory. The only time I've seen
> this problem, the C cells really were not making good contact and the memory
> would get wiped if the synth was bumped. If you haven't added a lithium cell
> for memory backup, I would suggest this as a first step. The modifications
> needed would depend on which version of the MK1 you have (#1-no lithium
> cell, no solder pads on the board #2-no lithium cell but board has solder
> pads where it would eventually go #3-Solder pads and an old dead lithium
> cell already there). I certainly would NOT solder in a battery. Install a
> socket for a CR2032 instead. If you've got a soldering iron, we can talk you
> through this.
>
> Don B.
>
> _____
>
> From: korgpolyex@yahoogroups.com [mailto:korgpolyex@yahoogroups.com] On
> Behalf Of bigbreadair
> Sent: Thursday, June 24, 2010 5:20 PM
> To: korgpolyex@yahoogroups.com
> Subject: [korgpolyex] MK1 MEMORY PROBLEM
>
>
>
>
> Hey guys! I bought a used MK1 a couple of years back. It worked great, but
> every once in a while would lose the factory presets when unplugged for an
> hour or so while gigging, reverting to unusable "noise" sounds. I am using
> fresh batterys. Since I have the factory patch SYSX I would simply dump it
> back in after the show, but a few months ago it stopped responding to the
> dump. After the load the diplay will say "good" but the weird "noise"
> presets will still be there. Anyone else encounter this issue?
>
> jayson
>