I did ask him, had the motherboard failed a few days later after the
warranty, whether SGI would repair it without charge, knowing that it is due
to a design flaw. It was a difficult question and I did not get an
answer.
Hsin
> Date: Mon, 12 Apr 1999 14:05:54 -0700 (PDT)
> From: lew cary <lcary@rotor.chem.unr.edu>
> To: ammrl@wwitch.unl.edu
> Subject: Re: SGI computer crash (fwd)
> Here is one answer :) Cheers, Lew
>
> ---------- Forwarded message ----------
> Date: Mon, 12 Apr 1999 11:16:40 -0700 (PDT)
> From: Paul Forman <forman@chem.unr.edu>
> To: lew cary <lcary@rotor.chem.unr.edu>
> Subject: Re: SGI computer crash (fwd)
>
> On Mon, 12 Apr 1999, lew cary wrote:
>
> > ? Lew
>
> Call SGI. It's very likely this O2 has retired itself.
>
> Power-cycling an O2, while not advised, is not lethal. An O2 is like all
> other SGI's, the power button is *not* a circuit breaker. It signals the
> OS to shut down, and the OS shuts down at its leisure.
>
> If the O2 was fully screwed when the student shut it down, the power
> button wouldn't do anything... I've had to yank the power cord out of
> the back of an O2 to shut it down once (all my fault).
>
> If she isn't getting to a maintenance screen, there's something seriously
> wrong with that box. All of the booting stuff is in ROM, and effectively
> uncorruptable. It should be at *trying* to start, at least.
>
> Call SGI. They may have some bright idea, but the brightest idea is
> probably to replace it.
>
> It *is* under service contract, right???
>
>
> > ---------- Forwarded message ----------
> > Date: Fri, 09 Apr 1999 16:12:31 -0600
> > From: Karen Ann Smith <karenann@unm.edu>
> > To: ammrl <ammrl@wwitch.unl.edu>
> > Subject: SGI computer crash
> >
> > Happy Friday afternoon (or monday morning)!
> >
> > "This afternoon a student logged onto the Bruker DRX 500. After
> > Xwinnmr had started he could not move the mouse so he turned off the
> > power to the SGI O2 and turned it back on. Nothing happened." This
> > is what he told me when I returned to the lab from teaching class.
> >
> > After giving the standard lecture on never power cycling Unix
> > computers, I telnettted to it from another system. Nothing
> > happened.
> >
> > I power cycled the SGI. It makes the "dah dah dah ding" tones, and
> > the monitor changes from black to hazy purple but nothing happens.
> >
> > The monitor is OK. I checked it on another system and it is fine.
> > I even swapped cables. The network is fine. All my other systems
> > are talking and I swapped ethernet cables with this one.
> >
> > So, nothing on the screen. No apparent response to mouse or
> > keyboard (how could I tell?). It won't answer telnet. It is not
> > exporting its data disk (NFS mount on another system gives a port
> > mapper failure). Judging by the lack of lights on the ccu when I
> > push the reboot light, the second ethernet port is not talking
> > either.
> >
> > If I can't get the "stop for maintenance" screen, how do I boot off
> > CD-ROM, another disk, etc.????
> >
> > Ideas? (Other than uses for a pretty blue doorstop?)
> >
> > (I do have another O2 that could be used to run the system (after I
> > put in a second ethernet card, install software, etc. so I am not
> > completely up the creek, but the water sure is dark)
> >
> > thanks,
> >
> > Karen Ann
> >
> >
> > -
> > Karen Ann Smith karenann@unm.edu
> > Manager, NMR Facility Adj. Asst. Prof.
> > Dept. of Chemistry Clark Hall
> > University of New Mexico Albuquerque, NM 87131
> > 505.277.4031 url: http://www.unm.edu/~karenann
> > Fight Spam! Join CAUCE! == http://www.cauce.org/
> > "Chemistry is easy. It's a lot like witchcraft, only... less
> > newt."
> > Willow Rosenberg (Buffy)
> >
>
> --
> Paul Forman
> forman@chem.unr.edu Office CB 006A, x4523
>
>
>
____________________________________________________________________
Hsin Wang, Ph.D.
Manager, NMR Facility (718)-982-3809 (O)
Department of Chemistry (718)-982-3910 (FAX)
The College of Staten Island Email: WANG@postbox.csi.cuny.edu
2800 Victory Boulevard
Staten Island, NY 10314