Lenovo SYSTEM BOARDS
04X5311
is compatible in the following Models:
Lenovo ThinkPad W Series laptops
ThinkPad W540 - 20BG000SAU
ThinkPad W540 - 20BG002YAU
ThinkPad W540 - 20BG003DAU
ThinkPad W540 - 20BGCT01WW
ThinkPad W540 - 20BGCTO1WW
ThinkPad W540 - 20BH000GAU
ThinkPad W540 - 20BHCTO1WW
ThinkPad W540 - 20BHS1U500
ThinkPad W540 - 20BHS2G000