Actually it was set on "Standard" but I changed it to the "manual" and the following to "Auto"

I'm sorry I wasn't specific; the error comes up after the computer shuts off due to overheating. Afterwards, when booting, it gives me that error.

I've changed the settings to default. The temperature without the external fan is about 78-80 degrees celsius.

The fan works at about 2700-2800 rotations.

The computer went off after I tried to...

Thanks for your time to reply, really appreciate it.

I will get a thermal paste, though I have no idea how to apply it, will read the link.

About the BIOS error message, i get a "overclocking...

Hi,

I have no idea from PCs. I've been looking to the other posts in order to get an advice from there, but no help.

My fan seems to not be sufficient for the system, meaning it still works but...

I bought the parts myself for the PC I'm using now and had someone install everything (XP Pro). After about a month I had problems with slow scatching sound when playing music (ALC 850, Included in...