[Coco] 26-3124 MPI

Rogelio Perea os9dude at gmail.com
Fri Nov 18 20:17:27 EST 2016

On Fri, Nov 18, 2016, Henry Rietveld wrote:

How do I update it. I understand it's not as easy as swapping the PAL like
> the older ones

There are two ways to go at this, one - and probably the cleanest - is to
redo the upgrade board that Radio Shack installed on the 3124 MPIs. Details
of the schematic and how-to proceed can be found at:


A revision to that process has the required logic chip piggy-backed on
another inside the MPI:


Either way, the upgrade is not for a tender foot on electronics tinkering
skills ;-)

-- RP

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