Thanks for the help. I ended up dragging the two RZ55 drives out of one of
my 3100s' SCSI enclosure. Those booted properly. It's impressive just how
transparent the hardware change was. Dino III is exactly the same as Dino
I (save the higher resolution PMAGB-BA).

Thanks for the help. Now I love my DECstations even more.

-Ashley
 http://dino.res.cmu.edu

On Fri, 26 Feb 1999, Simon Burge wrote:

> Ashley Campbell wrote:
> 
> > I have a bunch of DECstation 3100s, and have had no troubles getting the
> > little buggers to work in the past, but I inhereted a DECstation 5100/125
> > today, and it's a totally different beast.
> > 
> > I have tried to get the thing to boot from my 3100's drives. Is that
> > possible? I have an old 200 MB drive around with NetBSD, so I put it in
> > and enter "boot 3/rz0a/netbsd", as is explained in the 5000 faq, and I get
> > "?DEV: 3/rz0a".  So, I try "boot 3/rz0/netbsd" and that looks like it
> > starts to work. The drive spins up, but it just presents a carriage return
> > and sits there doing nothing.
> 
> The first thing you should see (I think - my NetBSD machines are turned
> off at the moment) is:
> 
> 	Boot: <some numbers and ``+'' signs>
> 
> > Will my NetBSD 1.3.2 install as installed for a 3100 work on the 5000? At
> > least the kernel should load, right?
> 
> If you are just using a GENERIC kernel (the "netbsd" that came with the
> release), it should "just work".
> 
> > Also, these devices are connected internally. The 50 pin high-density SCSI
> > connector on the back does not have a terminator on it. Is that a problem?
> 
> Theoretically yes, in practive maybe.  I've had good luck running
> 5000/1xx series machines with one internal disk and no terminator.
> 
> 
> If you continue to have problems, you can always netboot your 5000/125
> off one of your 3100s.
> 
> Simon.
>