Dell U7021, WHL manual PCI Express Cards, Card PCI Express, Card slot

5If you are removing the card permanently, install a filler bracket in the empty card-slot opening.

If you need a filler bracket, contact Dell (see page 131).

NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep dust and dirt out of your computer.

6Lower the retention arm and press it into place, securing the card(s) in the computer.

NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.

7Close the computer cover, reconnect the computer and devices to electrical outlets, and turn them on.

8Remove the card’s driver from the operating system.

9If you removed an add-in network connector and want to enable the integrated network adapter:

a Enter system setup, select Integrated Devices, and then change the setting for Network Interface Card to On.

b Connect the network cable to the integrated connector on the back panel of the computer.

PCI Express Cards

Your computer supports one PCI Express x16 card and one PCI Express x1 card.

PCI Express x16	PCI Express x1
card	card

PCI Express x16	PCI Express x1
card slot	card slot

If you are installing or replacing a PCI Express card, follow the procedures in the next section. If you are removing but not replacing a PCI Express card, see "Removing a PCI Express Card" on page 87.

If you are replacing a card, remove the current driver for the card from the operating system.

If you are installing or replacing a PCI card, see "Installing a PCI Card" on page 80.

Removing and Installing Parts

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