Lenovo E420, E520, 114155U manual Remove the screw, The card pops up, Remove the card, User Guide

5.If a tool for removing connectors is included in the package with the new card, use it to disconnect the cables from the card. If no such tool is included, disconnect the cables by picking up the connectors with your fingers and gently unplugging them.

6. Remove the screw

1 . The card pops up

2 . Remove the card.

88User Guide