Dell 531S owner manual If you installed a sound card, 121

Models: 531S

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14If you installed a sound card:

a Enter system setup (see "System Setup" on page 172), go to Onboard Devices and select Integrated Audio, and then change the setting to Off.

b Connect external audio devices to the sound card’s connectors. Do not connect external audio devices to the microphone, speaker/headphone, or line-in connectors on the back panel (see "Back Panel Connectors" on page 19).

15If you installed an add-in network adapter and want to disable the integrated network adapter:

a Enter system setup (see "System Setup" on page 172), go to Onboard Devices and select Integrated NIC, and then change the setting to Off.

b Connect the network cable to the add-in network adapter’s connectors. Do not connect the network cable to the integrated connector on the back panel (see "Back Panel Connectors" on page 19).

16Install any drivers required for the card as described in the card documentation.

Removing a PCI/PCI Express Card

1Follow the procedures in "Before You Begin" on page 101.

2Remove the computer cover (see "Removing the Computer Cover" on page 103).

3Remove the support bracket (see "Removing the Support Bracket" on page 104).

4Lift the card retention bracket.

5If you are replacing a card that is already installed in the computer, remove the card.

If necessary, disconnect any cables connected to the card.

For PCI card, grasp the card by its top corners, and ease it out of its connector.

For PCI Express card, pull the securing tab, grasp the card by its top corners, and then ease it out of its connector.

Removing and Installing Parts

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Dell 531S owner manual If you installed a sound card, 121