Lenovo ThinkPad Edge E540 motherboards

The Lenovo ThinkPad Edge E540 appears with 2 different motherboards in the catalog. Laptops sold under one model name often use several boards over their production life — integrated or discrete graphics, different CPU generations, regional variants — so compare the board code printed on your PCB with the list below.

Board codes seen for this model: NM-A151, NM-A161.