Dell GX280DT - GX280 Desktop Computer User Manual page 167

1 hinged lever
2 indented tab (side view)
b. Press on the card lever away from the card connector.
c. Pull the card up and out of the card clip.
1 lever
2 securing slot (not all cards)
3 securing tab
4 PCI Express x16 card
5 PCI Express x16 card connector
3. Prepare the card for installation.
See the documentation that came with the card for information on configuring the card, making internal connections, or otherwise customizing it for your
computer.
CAUTION: Some network adapters automatically start the computer when they are connected to a network. To guard against electrical shock, be
sure to unplug your computer from its electrical outlet before installing any cards.
4. Position the card so the securing slot is aligned with the securing tab, and press the card lever away from the card connector.
5. Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot.
If the card is full-length, insert the end of the card into the card guide bracket as you lower the card toward its connector on the system board. Insert
the card firmly into the card connector on the system board.