Dell E521 specifications Removing a PCI Card

14.If you installed an add-in network adapter and want to use only the add-in network adapter, then disable the integrated network adapter:

a.Enter system setup (see System Setup), 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.

NOTE: You can use the integrated NIC and add-in NIC adapter at the same time if you have a requirement. In this case, set the Integrated NIC setting to On and install the driver for the add-in adapter.

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

Removing a PCI Card

1.Follow the procedures in Before You Begin.

2.Remove the computer cover (see Removing the Computer Cover).

3.Gently push the release tab on the card retention door from the inside to pivot the door open. The door is hinged and will remain in the open position.

1 release tab 2 card retention door

4. If 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 also keep dust and dirt out of your computer.

1 alignment guide 2 alignment bar 3 release tab

4card retention door

5.Close the card retention door by snapping it into place to secure the cards.