HP ProBook 4540S motherboards

The HP ProBook 4540S appears with 4 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: 11243-1, 11799-1, 12260-1.