Dell Optiplex GX620 Network Adapter Replacement

Power down your PC and remove the power cord from the back.

Press and hold the power button for about 10 seconds, then release.

With the computer standing upright, firmly pull on the tab at the back of the computer.

When the side panel pops free, gently pull the panel away from the computer.

Gently push the release tab on the card retention latch from the inside to pivot the latch open. The latch will remain in the open position

With your free hand, gently squeeze the sides of the card. Pull upwards to release it from the tab slots that hold it in place.