6.If you are replacing a card that is already installed in the computer, remove the card.

Disconnect any cables connected to the card. Gently pull the securing tab, grasp the card by its top corners, and then ease it out of its connector.

1

PCI Express x16 card

2

securing tab

3

PCI Express x1 card

 

 

 

 

 

 

4

PCI Express x1 card slot

5

PCI Express x16 card slot

 

 

 

 

 

 

 

 

7.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.

8.If you are installing the card into the PCI Express x16 card connector, position the card so the securing slot is aligned with the securing tab, and gently pull the securing tab.

9.Place the card in the connector and press down firmly. Ensure that the card is fully seated in the slot.

1

alignment bar

2

fully seated card

3

not fully seated card

4

alignment guide

5

bracket within slot

6

bracket caught outside of slot

 

 

 

 

 

 

10. Ensure that:

The tops of all cards and filler brackets are flush with the alignment bar.

The notch in the top of the card or filler bracket fits around the alignment guide.

11.If previously removed, snap the card retention mechanism into place, securing the x16 PCI card.

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Dell E521 specifications