Firmware update fixes the problem
Sony has issued a recall for its F11 and CW2 series notebook PCs and is offering a firmware update to fix an overheating problem.
According to the company’s notice today: “In rare instances, these notebook computers may overheat due to a potential malfunction of the internal temperature management system, resulting in deformation of the product’s keyboard or external casing, and a potential burn hazard to consumers.”
The FAQ in the notification said: “Certain units within the VPCF11 and VPCCW2 notebook series are affected by this potential overheating issue. Sony recommends that all units in the VPCF11 and VPCCW2 series be updated with the firmware download.”
Notification here: “Important Notification for the Sony VAIO® F11 and CW2 Series”