Dell 755 manual PCI Express and DVI Cards, 185

6If you are removing the card permanently, install a filler bracket in the empty card-slot opening.

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

7Before you close the card retention mechanism, 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.

NOTICE: Do not route card cables over the cards. Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the equipment.

8Secure any remaining card(s) by closing the card retention latch and snapping it into place.

9Replace the computer cover (see "Replacing the Computer Cover" on page 317).

10Uninstall the card’s driver. See the documentation that came with the card for instructions.

11If you removed a sound card:

a Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to On (see "System Setup" on page 280).

b Connect external audio devices to the audio connectors on the back panel of the computer.

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

NOTE: See the documentation for the card for information about the card’s cable connections.

12If you removed a network-adapter card connector:

a Enter system setup, select Integrated NIC from the Onboard Devices group, and change the setting to On (see "System Setup" on page 280).

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

PCI Express and DVI Cards

Your computer supports one low-profile PCI Express x16 card.

If you are replacing a PCI Express card with a different type of PCI Express card, remove the current driver for the card from the operating system. See the documentation that came with the card for information.

Expansion Cards

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