Hi i have a sony vaio and when i got it turned out their was no drivers in it so i spent some time looking. I found the proper site free all model of sony vaio. do use the vgn-? at the top of the screen on frame work it works sorted mine out all the drivers,
remember to down load the up dates as well as some of the drivers are on their please pass it on i hope you all enjoy like you did befor the problems
http://www.vaio-link.com/index/index...voe_en_gb_cons 
enjoy