>Hi Borislav,
>
>Thanks for you reply.
>
>I forgot to mention - I have done this and strangely "System" is using 100%; however if I run another program that lets say utilises 20% then "System" drops down to 80%.
>
>Regardless of what is running it is always at 100% CPU usage.
>
>I've seen some CPU cooling programs reflect this kind of behaviour making the processor appear to be running at 100% to make less vital processes not over utilise the CPU. I've checked and nothing like that is installed.
>
>Have you come across this before?
>
>Thanks,
>Tarran

Never.
Check if all devices are installed properly and running well. Let the computer works alone for about 15 min. to see if something changes. I have no idea whats going on.