I'm losing count of folk that reply "What is canned air?"
For the record, this is really good news for the PC industry and sales.
My p755 laptop constantly tells me there is a cooling system problem and I should return it to Toshiba for fixing. But of course it's out of warranty.
Fan usually seems to still be working. And sometimes after a while the error message goes away.
I use Windows 7 64 bit.