MSV11-R doc needed

Glen Slick glen.slick at
Wed May 6 17:34:30 CDT 2020

On Wed, May 6, 2020 at 1:23 PM Noel Chiappa via cctalk
<cctalk at> wrote:
> Hi, I'm looking for documentation on the MSV11-R; there's next to nothing
> online. (An -11/84 manual gives config, but that's all I cam find.) There is
> an 'MSV11-R User Guide' (EK-MSV1R-UG), but it's not online; I don't suppose
> anyone out there has one?
> I'm trying to confirm an online report that it's a PMI card; if so, I want to
> put a warning on the CHWiki page for it, to warn people not to plug it into a
> Q/Q backplane. (I have one, and did try it back when I first got it, but I
> don't recall if I knew it might be a PMI card at the time! I'm too
> lazy/low-energy to get my Q/CD machine running so I can plug it in and see if
> it still works. :-)
> Given the size of the card, and the amount of non-memory logic, compared to
> the MSV11-M and MSV11-Q, I would tend to suspect it is a PMI card, but it
> would be good to find some DEC docs to confirm it.
>       Noel

Photos of an actual DEC M7458 MSV11-R, not some random 3rd party
board, on this thread:

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