[rescue] EIO card in HP 4M

John Hudak jjhudak at gmail.com
Mon Apr 12 18:28:26 CDT 2021


Yes, capacitor failure in the PS is classic failure mode, but I am thinking
a semiconductor of some importance goes belly up - If the units are
plentyful, cold standby sparing works.
Take care,
J


On Mon, Apr 12, 2021 at 6:19 PM Dave McGuire <mcguire at neurotica.com> wrote:

> On 4/12/21 6:12 PM, John Hudak wrote:
> > So just curious, what is your fallback if the SS20 releases the magic
> smoke?
>
>    Not really answering for Mouse, but SS20s are easy to maintain (it's
> just going to be dead capacitors), and fairly easy to replace.  Closet
> spares for the win. =)
>
>               -Dave
>
> --
> Dave McGuire, AK4HZ
> New Kensington, PA
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> rescue list - http://www.sunhelp.org/mailman/listinfo/rescue


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