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Personal Computer Hardware discussion List <[log in to unmask]>
Date:
Mon, 6 Feb 2006 07:46:41 -0600
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Just a thought..... I recently worked on a  puter which did the same
thing. it turned out the video card went south.... This particular puter
model had it built into the suystem that if the card went out, it would
do just what Neil says is going on with his. 

Changed the vid card and everything runs perfect now.....

lazarus


On Sun, 5 Feb 2006 15:23:32 -0500 Hugh Vandervoort <[log in to unmask]>
writes:
> My best guess is a failing or under-sized power supply.
> I've seen this happen when there's not enough power to spin up the 
> drives properly. Rebooting seems to "warm them up" enough start.
> Don't turn it off until you can replace the power supply.
> 
> 
> [log in to unmask] wrote:
> > On our homebuild ATX case the front panel ON switch has developed 
> a 
> > curious fault.
> > 
> > It switches the computer on, but then it hangs immediately with no 
> POST or 
> > screen signal.  All there is are the fans and front panel lights.
> > 
> > The procedure is to switch it off at the back of the case, on 
> again, then 
> > press the ON switch.  This always works, but it can take dozens of 
> tries 
> > before it eventually 'catches' and then boots up normally.
> > 
> > We've tried unplugging the CDROM drive because when it fails to 
> boot this 
> > drive light stays on, but it made no difference.
> > 
> > A hard reboot using the reset button also fails in the same way.
> > 
> > Hoping that this fault and its solution will be familiar to 
> someone.
> > 
> > Thanks,
> > 
> > Neil Taylor
> > 
> >    

> 

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