computer keeps rebooting xp

[bobyboy]

:knock: hi can anyone help over the last few days when i start my pc in the morning it goes as far as the blue screen then reboots it does this for about 20min so i cant get on my pc can anyone help thx bobyboy

 

[patio]

More Info...

patio.

 

[bobyboy]

pc restarts

hiya my pc keeps restarting i switch it on it gets as far as the blue screen then does it repeatedly can anyone help

 

[IronDuke]

Different info.