Link for big manufacturers support pages with drivers:
Fujitsu Siemens : http://support.ts.fujitsu.com/download/Index.asp
Acer : http://us.acer.com/ac/en/US/content/drivers
Dell : http://www.dell.com/support/home/us/en/19/Products/?app=drivers
Technical advice – tips & tricks
Link for big manufacturers support pages with drivers:
Fujitsu Siemens : http://support.ts.fujitsu.com/download/Index.asp
Acer : http://us.acer.com/ac/en/US/content/drivers
Dell : http://www.dell.com/support/home/us/en/19/Products/?app=drivers