On Fri, 1 Oct 2010 22:34:05 +0100
javadayaz wrote:

> Hi.
> For the past two days my pc has been mysteriously shutting down. Not
> powering down!! Straight power off.
> My thoughts are that this probably because of heating issues...but
> that's just an uneducated guess. It might as well not be.
> Are there any diagnostic tools I can run to find the culprit?

In my experience, but yours may be different, when a CPU gets too hot
it becomes unstable.  The only time I have had a system actually shut
down without warning like your description is when the power supply was
overheating due to poor ventilation.

Grant.

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