[Gllug] Computer won't turn on

[Ben Whyall]

>       The CPU fan does start---briefly---and then the system cuts
> out again. So what happens is the following:
>
>     1 PSU switch at the back is on
>     2 Press on button at the front of the computer: nothing happens
>     3 Toggle PSU switch on-->  off -->  on
>     4 Press on button at the front of the computer, fans start spinning,
>        I see the light under the front button turn on, then the system
>        powers down in seconds. The CPU fan does not reach full
>        speed---I think all this happens in under 5 seconds.
>     5 We're back in state 1
>
>       This suggests to me that the problem is with the PSU. I don't
> have much experience with these faults, but I am optimistically
> guessing that the mother board and other bits and bobs are ok.
>
>        At this point I think I'll try a new PSU.
>
>
> --Sanatan
>
>
>

I myself had exactly these symptoms a few months ago and I believe it 
was a power supply failure.  However be aware that a new PSU may not fix 
it.  I had odd issues afterwards until I replaced, mboard, ram and cpu.

Fingers crossed you get away with just the PSU.

Ben
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