I have a parts Paragon if you need anything.
All but the synthesizer is good.
Gary
> On Apr 26, 2017, at 6:15 PM, Joe Hetrick <jhetrick@bitjanitor.net> wrote:
>
> Hey folks,
>
> I recently acquired a 585 that has some troubles. When I received it was
> suggested I replace the 9V internal battery to revive the memories and such.
> Upon inspection I discovered that the 9V hardness was corroded away due to
> the leakage of the 9V nicd in the rig, and there was a great deal of
> corrosion on the board.
>
> Knowing I'd have to tackle the damage to the board and a handfull of IC's at
> some point, I made a note and dropped in the new nicd cell.
>
> Rig worked fine for a couple of weeks, then, the cell ran down. I replaced
> it with an alkaline, which I had on hand, knowing the danger and made a note
> to get a new nicd. That too ran down in a couple weeks time. I assumed that
> with the first rechargable I put in, the charging circuit must be damaged
> from the previous battery leakage.
>
> At this point, I had another charged nicd to replace the alkaline with and I
> put it in to discover that memory status wasn't restored between power
> cycles.. So, I left the nicd in, rig running for a day, and then left the rig
> connected to live power for another day. No change. Checking the nicad
> shows a charged battery with 9V nominal.
>
> If I check the voltage at the 9V connector, I see supply voltage, so,
> something else is amiss.
>
> I think I have two issues: damage to the main board due to cell leakage,
> likely leading to the second issue. Looking around, I'm assuming I'm not the
> first person to have one of these with damage of this nature--what have
> peoples experiences been cleaning these up and rehabbing them?
>
> The run-downs are also interesting, and i see that there was a mod (a
> description of the symptom, but not the mod itself) where the voice board
> would cause the battery to drain; how can one tell if that mod has been
> performed, and, what exactly is it?
>
> Anything else anybody might add I should look for? Rig has the Geihl chip
> in it, and, everything else seems to work OK, outside of the obvious damage
> and issues with the thing keeping its wits between uses.
>
> 73
> Joe KC0VKN
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