> New installation <> having a good power from a good source. Agreed. Unfortunately, I have zero experience testing for good power when I'm not in the lab all workday.
--Matt Ross Ephrata School District ----- Original Message ----- From: Jonathan Link [mailto:[email protected]] To: NT System Admin Issues [mailto:[email protected]] Sent: Fri, 18 Nov 2011 11:49:13 -0800 Subject: Re: Anybody else having large failure rates of Dell Power Supplys, SFF Model Optplex 390 and/or 790? > New installation <> having a good power from a good source. > > IME, schools get dirty power all the time. The last high school I worked > at was on the same spur as a shopping (strip) mall, several residences, an > elementary school and a CAT dealership. When some of their heavy equipment > was run at the CAT dealership on a hot (or cold) day we'd have low voltage > conditions, brown outs, or lose a phase. My experience with other schools > in other places wasn't that different. > > > > > On Fri, Nov 18, 2011 at 2:39 PM, Matthew W. Ross > <[email protected]>wrote: > > > Brand new lab, We had electricians in this summer to install new power. > > Each row of 4 computers has a power outlet, and 2 Tripp-Lite surge > > protector strips. > > > > I have now been in contact with my rep, and he's sending us (at no charge) > > 2-3 spare power supplies to have on hand to minimize our downtime, while > > they start to try and figure this out. > > > > > > --Matt Ross > > Ephrata School District > > > > > > ----- Original Message ----- > > From: Andrew S. Baker > > [mailto:[email protected]] > > To: NT System Admin Issues > > [mailto:[email protected]] > > Sent: Fri, 18 Nov 2011 > > 11:14:46 -0800 > > Subject: Re: Anybody else having large failure rates of Dell > > Power Supplys, SFF Model Optplex 390 and/or 790? > > > > > > > What's your power like in that lab > > > > > > * * > > > > > > *ASB* *http://XeeMe.com/AndrewBaker* *Harnessing the Advantages of > > > Technology for the SMB market… > > > > > > * > > > > > > > > > > > > On Fri, Nov 18, 2011 at 12:56 PM, Matthew W. Ross > > > <[email protected]>wrote: > > > > > > > We're having a very large failure rate of computer power supplies in 2 > > of > > > > our brand new labs. These are 2 labs of 32 computers each... one lab > is > > > > Dell Optiplex 390 SFFs, the other is Dell Optiplex 790 SFFs. I think > > they > > > > use the exact same PS. > > > > > > > > Issues are either A) No power and no lights, B) Blinking yellow power > > > > lights and won't turn on, or C) *Poof* smoke. > > > > > > > > We have 8 failures in the past month out of 64 computers. I'm just > > curious > > > > if anybody else on the list is seeing similar failures for recent SFF > > > > dells... > > > > > > > > Sales rep contacted, I'm awaiting response. > > > > > > > > > > > > --Matt Ross > > > > Ephrata School District > > > > > > > > > > > > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > > > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > > > > > --- > > > To manage subscriptions click here: > > > http://lyris.sunbelt-software.com/read/my_forums/ > > > or send an email to [email protected] > > > with the body: unsubscribe ntsysadmin > > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > > > --- > > To manage subscriptions click here: > > http://lyris.sunbelt-software.com/read/my_forums/ > > or send an email to [email protected] > > with the body: unsubscribe ntsysadmin > > > > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to [email protected] with the body: unsubscribe ntsysadmin
