> > > 98620B  Memory?
> > This is the DMA card for a 320.  Only useful if you need a spare.
> > Note that BSD will not work without one of these.
> 
> Only for a 320?  That would tend to imply that this chassis had a 
> 320 CPU in it at some stage.  Weird 8)
>  
By "only a 320" I meant of the machines that NetBSD runs on.  Earlier
HP machines (310, 237, etc.) also used the same DMA card.  You probably
have a 310.

I don't think you can use them on 350/370 machines though I must admit
I never stuck one in a DIO slot on a 370 to see what would happen.