> 
[...]
> 
> Do you think I could reach to succesfully install the NetBSD? is the
> processor of this VAX supported (I red the '650' was, I've got the '660' if
> I'm not wrong)?  Can I install NetBSD from the SCSI tape? Any suggestion
> before attempting the installation? or am I on my own? 
> 
The VAX 4000/200 is not supported at all; except for some work done to
get the ethernet device driver to work standalone. I would think that
support for it is not close; I don't have such machine and I don't think
that someone else is close to get it work. So, you're probably "on your own".

-- Ragge