Re: Computer Start and Shutdown Problems

["jkinz-3" <user=79@nabble.blu.org>]

 On Sat, Aug 09, 2008 at 10:34:42AM -0400, jbk wrote: 
> Jeff Kinz wrote: 
> >On Sat, Aug 09, 2008 at 07:36:41AM -0400, jbk wrote: 
> > >I have a year old MB that has recently refused to restart 
> > >after a shutdown unless I shutoff the Power Supply for an 
> > >hour. Then it will boot up into the OS and then after a 
> > >short period powers off. 
.... 
> >Sounds like a classic case of PS-heat death, one of the more common 
> >ways PS's go bad. see if the syndrome goes away if you use a different 
.... 
> 
> I have the MB out of the case now with just the PS, Monitor, 
> keyboard & mouse plugged in. The system is powered up and 
> running in the Bios setup utility so I can monitor the 
> temperature and fan speeds. I have shut it down and 
> restarted it twice after about 15 minute intervals. I am now 
> going to let it run for a half hour to see if it will auto 
> power off. 
> I have two power supplies that I have switched between, they 
> both exhibited the same symptoms when in the case. I have 
> bought a third but will not try till I've eliminated shorts 
> on the MB as a cause or the other two PS's do not work.