[HECnet] Bringing up a MicroVAX 3100-80

[Steve Davidson]

I am happy to report that Supratim and I have managed to connect me to
his system, create a VAXcluster boot node on SimH, boot the system into
the cluster as a satellite and now running ANALYZE/DISK/REPAIR/READ
against the troubled disk.
-Steve 
On Tue, 2020-03-31 at 10:00 -0400, Steve Davidson wrote:
> Supratim,
> If you can contact me offline I can probably walk you through any
> number of scenarios to deal with this. 
> 
> -Steve Davidson
> SF:iP1
> > On Mar 31, 2020, at 01:00, Supratim Sanyal <supratim at riseup.net>
> > wrote:
> > 
> > 
> >   
> >     
> >   
> >   
> >     On 3/31/20 12:25 AM, John H. Reinhardt wrote:
> > 
> >     
> > > On
> > >       3/30/2020 10:59 PM, Ray Jewhurst wrote:
> > >       
> > > 
> > >       
> > > > I haven't tried burning but I used p7z
> > > >         through File Roller on a Linux Mint system. I have only
> > > > used it
> > > >         as an image on Simh. I am not at my computer tonight
> > > > but if you
> > > >         need it tomorrow I can get you a checksum on the
> > > > unzipped image.
> > > >         
> > > > 
> > > >         
> > > > 
> > > >         Ray
> > > >         
> > > > 
> > > >       
> > > 
> > >       
> > > 
> > >       
> > > 
> > >       Okay. Maybe it's a difference between Linux and macOOS.  I
> > >       downloaded the file from WInWorldPC.  The actual file came
> > > from
> > >       someone named "Ricky" in Germany.  The file downloaded was
> > > "DEC
> > >       VMS 5.5-2H4 (Jul 1993) [VAX] (ISO).7z"  I ran it through
> > >       "TheUnarchiver" and it produced a folder with two files.  A
> > > txt
> > >       file and "VMS 552h4 VAX.iso". I tried burning that ISO file
> > > but
> > >       then I get the disk image is invalid error.
> > >       
> > > 
> > >       
> > > 
> > >       I'll have to get a copy of SimH running on my Mac and see
> > > it it
> > >       can read the ISO.
> > >       
> > > 
> > >       
> > > 
> > >     
> > 
> >     
> > 
> >     
> >     Vaxhaven's AG-PXL1A-RE.iso is 236013792 bytes,
> >         Winworld's "VMS 552h4 VAX.iso" is 205508764. Neither can be
> >         burnt by MacOS directly from the GUI. The following command
> > line
> >         results in a "raw" burn (remove the -testburn switch to
> > enable
> >         the laser).
> > 
> >       
> >     $ hdiutil burn -testburn -imagekey
> >         diskimage-class=CRawDiskImage -speed 2 Downloads/DEC\ VMS\
> >         5.5-2H4\ \(Jul\ 1993\)\ \[VAX\]\ \(ISO\)/VMS\ 552h4\
> > VAX.iso
> >     The Vaxhaven raw burn does not boot. I will
> >         try the Winworld version next. BUT, just to make sure the
> > RRD42
> >         is not the problem, here's a couple of questions about it:
> >     1) I have connected the SCSI cable at the
> >         bottom and a terminator at the top. Is this okay?
> >     2) When I insert the caddie in (with the CD in
> >         the caddy), the green light turns on for a few seconds and
> > then
> >         turns off. Nothing else happens. MicroVAX comes back to
> >         ">>>" prompt after a few minutes, no other messages.
> >         Should I expect to hear some noises of the plate at the
> > bottom
> >         of the caddie moving sideways to expose the CD to the
> > laser,
> >         etc?
> > 
> >       
> >     Also, even if I get to a point where I boot into standalone
> >       backup, how am I to fix the problem with DKA100's contiguity
> >       issue?
> >     The previous owner said he had actual PAKs that he could not
> >       find, but are loaded in the LMF databse. I would very much
> > like to
> >       at least be able to copy the LMF and am averse to
> > reinstalling a
> >       fresh copy of VMS on DKA100 (everyobdy here will understand
> >       exactly why this is super-important now).
> >     
> > 
> >     
> >     
> > 
> >     
> >     
> > 
> >     
> >     
> > 
> >     
> >     
> > 
> >     
> >     
> > >       
> > > >         
> > > > 
> > > >         On Mon, Mar 30, 2020, 11:53 PM John H. Reinhardt
> > > >         <johnhreinhardt at thereinhardts.org
> > > >         <mailto:johnhreinhardt at thereinhardts.org>> wrote:
> > > >         
> > > > 
> > > >         
> > > > 
> > > >             On 3/30/2020 10:46 PM, Ray Jewhurst wrote:
> > > >         
> > > > 
> > > >             > I have tried both the VAXHaven and WinWorldPC
> > > > copies of
> > > >         5.5-2H4 and I tend to agree that the VAXHaven one is
> > > > corrupted
> > > >         (at least it's never worked for me). But the WinWorldPC
> > > > copy
> > > >         works great. Also, corrupt is the MicroVMS 4.7 TK50
> > > > image on
> > > >         VAXHaven.
> > > >         
> > > > 
> > > >             >
> > > >         
> > > > 
> > > >             > Ray
> > > >         
> > > > 
> > > >         
> > > > 
> > > >             The file I got from WinWorldPC came as a ".7z"
> > > > archive.  and
> > > >         I unpacked it with "TheUnarchiver".  Does that match
> > > > what you
> > > >         did? The file I get from that always gets the "Could
> > > > not burn
> > > >         "VMS 552h4 VAX.iso". The disk image is invalid." error
> > > > from the
> > > >         Mac disk burn software.
> > > >         
> > > > 
> > > >         
> > > > 
> > > >         
> > > > 
> > > >             Did you do something differently?
> > > >         
> > > > 
> > > >         
> > > > 
> > > >         
> > > > 
> > > >             Thanks.
> > > >         
> > > > 
> > > >         
> > > > 
> > > >         
> > > > 
> > > >             John H. Reinhardt
> > > >         
> > > > 
> > > >         
> > > > 
> > > >       
> > > 
> > >       
> > > 
> > >     
> > 
> >     -- Supratim Sanyal, W1XMT39.19151 N, 77.23432 WQCOCAL::SANYAL
> > via HECnet
> >   
> > 
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