Lenovo ThinkPad T420s

Lenovo Thinkpad T420s - Error 1802 Hey guys, is there allready a Bios with expanded o. Lenovo ThinkPad T420s Laptop, Intel Core i5-2520M (2.5GHz), 14.0 ... Lenovo ThinkPad T420s Laptop, Intel Core i5-2520M (2.5GHz), 14.0" HD+ (1600 x 900) LED Backlit Antiglare Display, 4GB DDR3, 320GB 7200rpm HDD, Intel HD Graphics 3000, DVD Recordable,