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Subject: Re: MKI Battery Mod question.

From: "eric justin" <djericjustin@...>
Date: 2012-12-16

--- In korgpolyex@yahoogroups.com, "backshall1" <backshall1@...> wrote:
>

Hey Don
I guess Its the early version because there was no battery just the two soldier pads. I didn't remove anything, just hooked up a battery holder with a CD2032 to the + and - pads.

Eric
> I guess that depends on what you DID do, and which of the three versions of
> MK1 you have. Leaving C87, C88, D23 allows the Poly-800 memory to run off in
> internal 5V supply while the synth is turned on, instead of the memory
> constantly using the Lithium cell whether the synth is on or off. Is D15
> still in the circuit? Did it already have a CR2032? Did you remove R1 and
> D1? Did this synth have the solder pads where the battery would eventually
> go, or is it a really early version without these pads?
>
>
>
> Don B.
>
>
>
> _____
>
> From: korgpolyex@yahoogroups.com [mailto:korgpolyex@yahoogroups.com] On
> Behalf Of eric justin
> Sent: Sunday, December 16, 2012 11:05 AM
> To: korgpolyex@yahoogroups.com
> Subject: [korgpolyex] MKI Battery Mod question.
>
>
>
>
>
> I just bought a second Poly 800 MKI and I'm in the process of doing all of
> the standard mods. I was about to do the battery mod so I looked up the
> instructions online to refresh my memory. After doing this, I realized that
> I didn't do the mod correctly on my other Poly 800 though it is working just
> fine. What I didn't do is remove C87, C88, D23 and cut the traces. Why do
> you have to remove these parts? I left them intact and the battery mod works
> fine?
>