just turns off....

i turn on my puter and it turns off about 3 seconds later. any ideas? i have just installed a new cpu as the other one burnt out. thanks RF.

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179 Posts
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i turn on my puter and it turns off about 3 seconds later. any ideas?
 
i have just installed a new cpu as the other one burnt out.
 
thanks
 
RF

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Responses to this topic


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80 Posts
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Are you sure that the new CPU is set correctly in the BIOS? I mean the BUS speed and multiplier.

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179 Posts
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Joined 2003-02-13
OP
i don't get that far to find out, i press the on button and within 3 secs it is off!!! DOH i have tried reseating the cpu! and the memory.
Could it be the mb?
I have tried a new PSU
 
Thanks

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1547 Posts
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How about the CPU fan ?!?
 
Many motherboards will shut down if it dosen't detect the fan or the speed is below a certain threshold