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This is a known problem with the GX-270. http://www.dslreports.com/forum/remark,13709831 http://www.gripe2ed.com/scoop/story/2005/8/30/0141/79530 or just a google http://www.google.com/search?hl=en&q=gx-270+motherboard+problems&btnG=Google+Search As an aside, I recently had a in warranty graphics card fail, due to bulging capacitors. Peter Murray James Madison College Al Bray wrote: > 3 years (and two weeks) ago we made a bulk buy of 90+ Dell OptiPlex > GX-270 systems to replace older desktop machines for our users. > > Overall we have been satisfied with these systems. But during the last > 7 months or so, we have had to replace the motherboards in 17 of these > systems. > > The typical symptom that results in us having to request a replacement > MB has been that the video signal from the built in video card would > spontaneously go dead in the middle of using the machine. No > predictable pattern to when. Power cycling the machine brings the video > back 99% of the time. But once it starts to happen on a given machine, > it continues and increase in frequency. > > The first couple of times we suspected driver incompatibility, power > supplies, etc. But in the end, replacing the motherboard (transferring > over the processor and memory from the existing MB) has been the > permanent fix. > > I am wondering if anyone else purchased some of these GX-270 systems > and has experienced the same or similar issue. Feel free to respond to > me off list as I am not trying to bash the manufacturer, just figure out > if it might be a manufacturer defect. A 20% plus MB replacement rate > seems out of the norm in my thinking. > > These machines are out of warranty as of two weeks ago, and we now have > two more systems that are yet again experiencing this problem. > > Thanks for your time! > > - Al > > > > > > ------------------------------------------------------------------------ > > BEGIN:VCARD > VERSION:2.1 > X-GWTYPE:USER > FN:Al Bray > TEL;WORK:517-355-0357 Ext. 161 > ORG:;University Services > TEL;PREF;FAX:517-353-2024 > EMAIL;WORK;PREF:[log in to unmask] > N:Bray;Al > TITLE:Systems Analyst > END:VCARD > >