john lewis wrote:
> My main system suddenly powered itself off yesterday whilst I
> was attempting to browse a website. It restarted again but would
> not stay on. I'd hear a click somewhere in the box and it would power
> off and immediately try to restart. The length of time it stayed
> powered up varied, even to the point I could reload X on a couple of
> occasions.
>
> I tried eliminating possible causes by disconnecting/removing everything
> possible and disabling everything in the bios but could not come to
> any real conclusion as to cause.
>
> The hard drive is working perfectly in another system although it did
> have lots of errors, after all the stopping and starting, requiring a
> manual fsck so I think it is time to back up the personal data
> on it in preparation for swapping over to a sata drive.
>
> I suspect either the motherboard (a fairly elderly ASRock branded board)
> or the power supply but need a bit more confidence as to cause before I
> start ordering replacements for either.
>
> So far I have only found PC World & Maplins in Yeovil for obtaining
> parts so will have to use an online vendor I think.
>
> Suggestions as to likely cause of powering off are welcome.
>
>
Have a look at the capacitors on the motherboard & make sure none of
them a bulging on top as this causes problems such as you've described.
Brian
------------------------------------------------------------------------------------------------
The views expressed here are my own and not necessarily
the views of Portsmouth College
