Lenovo SYSTEM BOARDS
04W2036
is compatible in the following Models:
Lenovo ThinkPad W Series laptops
ThinkPad W520 - 4270CTO
ThinkPad W520 - 42763AU
ThinkPad W520 - 4282CTO
ThinkPad W520 - 4282PV4
ThinkPad W520 - 4282RY8
ThinkPad W520 - 4284AA6
ThinkPad W520 - 4284HL9
ThinkPad W520 - 4284HZ7