but he also states that he looses usb functionality. so i would think that the main heatsink may be packed with dust or the fan might be clogged. take it in to a tech and have it cleaned or if you have the guts and want to risk your warranty being voided, do it yourself, or maybe use a can of airdust stuff and blow thru the intake or exhaust ports.
and if those options are unavailible, get one of those things that bolt to the bottom as it is a laptop.
here