Dell Dimension 5150__E510 - Manual (Page 26)

1 card retention door
2 card retention mechanism
3 release tabs (2)
3. Gently push the release tab on the card retention door from the inside to pivot the door open. Because the door is
captive, it will remain in the open position.
4. If your computer includes a card retention mechanism, to secure the x16 card in place from the top:
a. Pivot the mechanism upward and gently squeeze in on the sides to release the mechanism from the two tab slots
holding it in place.
b. Set the retention mechanism aside in a secure location.
5. If you are installing a new card, remove the filler bracket to create a card-slot opening. Then continue with step 6 .
6. If you are replacing a card that is already installed in the computer, remove the card.
If necessary, disconnect any cables connected to the card. If your computer includes a card retention mechanism,
remove the top of the retention mechanism by pressing the tab and pulling up on the top. Gently pull the securing tab,
grasp the card by its top corners, and then ease it out of its connector.
1 securing tab 4 PCI Express x16 card slot
2 PCI Express x1 card 5 PCI Express x16 card
3 PCI Express x1 card slot
7. Prepare the card for installation.