[SunRescue] An intriguing idea...

Tue Apr 11 17:16:41 CDT 2000

Mike:

Sorry, no extras at the moment...Most of the 911s I've got were 4gb units
made up of 2 2gb drives a piece, so I'm short on brackets in each as well.

Chris

> 
> Do you have any of the drive "sleds" for the 911 box?
> 
> I've got the box half filled at work and would like to add a couple of
> drives to it but I don't have a second set of sleds for it.
> 
> Mike
> 
> -----Original Message-----
> From: rescue-admin at sunhelp.org [mailto:rescue-admin at sunhelp.org]On
> Behalf Of Chris Petersen
> Sent: Tuesday, April 11, 2000 16:32
> To: rescue at sunhelp.org
> Subject: Re: [SunRescue] An intriguing idea...
> 
> 
> No, 811 is the single height 5.25" drive bay box.  You're thinking of the
> 911, which I've got a stack of at the moment.  You've got me thinking,
> though, so I'll have to go home and check the dimensions tonight to see what
> might be doable.
> 
> Chris
> 
> 
> >
> > If I'm not mistaken the 811 box is the one with 4 drive "bays" right?
> >
> > Wow!  I could actually fit two APC 500W UPSs in there if I took everything
> > apart and cut outlet holes on the back of the thing. I think the batteries
> > and the circuits could just barely made to fit.
> >
> > (This still doesn't get me away from the "Can't move a single box without
> > shutting it down." but it is a really cool idea overall!)
> >
> > Mike
> >
> > -----Original Message-----
> > From: rescue-admin at sunhelp.org [mailto:rescue-admin at sunhelp.org]On
> > Behalf Of Eric Ozrelic
> > Sent: Tuesday, April 11, 2000 15:44
> > To: rescue at sunhelp.org
> > Subject: Re: [SunRescue] An intriguing idea...
> >
> >
> > A really cool idea would be to put a small UPS in a 411 or 811 case.
> > That way you could use it on other machines, and it would be the same
> > footprint as a lunchbox type machine. You could also pack more juice
> > into it.
> >
> > Regards,
> >
> > Eric Ozrelic
> > aka ProjektSUN
> >
> >
> > ----- Original Message -----
> > From: "Mike Hebel" <druaga at pmail.net>
> > To: <rescue at sunhelp.org>
> > Sent: Tuesday, April 11, 2000 11:42 AM
> > Subject: RE: [SunRescue] An intriguing idea...
> >
> >
> > > Tim,
> > >
> > > Yes I was referring to IPC/IPX/Classic style and like I said - it was
> just
> > > an idea.  Although you do have a good point about the thermal properties
> > of
> > > the case - it gets quite warm after a long period of use.
> > >
> > > What I actually was looking for was something that would handle small
> > > brownouts and moving the system without having to move _all_ the systems
> > on
> > > the UPS or having to shut it down to move it from one outlet to the
> next -
> > 5
> > > feet away.
> > >
> > > I've actually seen specs for several 24V batteries that would do just
> fine
> > > for this sort of thing although you would have to completely cut out the
> > > floppy bay to get the height. I don't think a 12V with a switching p/s
> > would
> > > fit in that case anyway.
> > >
> > > On the subject of another disk - could you replace the floppy with
> another
> > > drive and use a power "Y" to run both drives?  Would the supply support
> > that
> > > kind of load on the single feed or not?  (Maybe I'll try this tonight.)
> > >
> > > I'm a hardware hacker at heart. ;-)
> > >
> > > Mike
> > >
> > > -----Original Message-----
> > > From: rescue-admin at sunhelp.org [mailto:rescue-admin at sunhelp.org]On
> > > Behalf Of Tim
> > > Sent: Tuesday, April 11, 2000 13:09
> > > To: rescue at sunhelp.org
> > > Subject: Re: [SunRescue] An intriguing idea...
> > >
> > >
> > > > Mike Hebel wrote:
> > > >
> > > > Here's an odd idea:   Using a voltage regulator and a 12V gel-cell or
> > > > L-ion battery could you replace the floppy on cake-box systems to give
> > > > them some power-redundancy?  The only thing I can see that would cause
> > > > a problem is the POK signal but I'm sure that could be simulated.  (I
> > > > know an external UPS would be easier but I like to do odd hardware
> > > > hacks.)
> > > >
> > > > I'm sorry but I get these ideas from time to time and I have to share
> > > > them otherwise I don't know if they're worth anything when I lose them
> > > > again.
> > > >
> > > > Mike Hebel
> > > by cake box do you mean IPC style?
> > > Well..., I don't think you would get usable life out of it, those
> > > machines aren't exactly green, and if it is running one of the older
> > > disks, those things are power black holes.  If you had a software
> > > interface, so it immediately did a clean shutdown, it might work, but I
> > > doubt it would be worth the hassle, what do they need? +- 12, +5?
> > > that's either a 24 volt batery and 3 regulators, or a twelve volt
> > > battery and a switching supply, either of which would add heat to an
> > > already thermally challenged case.
> > >
> > > Just my opinion, but you'd be better off getting another case, or maybe
> > > an 811 case, and building a matching external power supply.  You could
> > > actually take the supply out of the computer, whic would help with heat,
> > > and build the supply and battery back up in a separate, matching,
> > > stackable box.  You probably could get another disk in the computer
> > > also.
> > >
> > > Tim
> > > _______________________________________________
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