laptops sony vaio ux280p accurate pan . this series have to installed windows xp tablet 2005. when you are running win xp sp 2. you dont need to reinstal with tablet pc os. you just need to download "convert xp to xp tablet 2005. search download in 4share.com. than instal it . to calibrate accurate of pan . you can go to control panel than select pan tablet settting choose calibtate. calibrate pan use any dot on screen than you follow to touch and dot on screen.
