6. Release the securing tab on the card slot to unseat the card.
7. If you are removing the card permanently, install a filler bracket in the empty card-slot opening.
8. Pivot the card retention mechanism back in place and snap the release tab into place.
9. Close the card retention door to snap it into place, securing the card(s).
10. Replace the computer cover, reconnect the computer and devices to electrical outlets, and then turn them on.
11. Remove the card driver from the operating system.
12. If you removed a sound card:
a. Enter system setup, select Integrated Audio Controller, and then change the setting to On.
b. Connect external audio devices to the integrated audio connectors on the back panel of the computer.
13. If you removed an add-in network connector:
a. Enter system setup, select Integrated NIC Controller, and then change the setting to On.
b. Connect the network cable to the integrated connector on the back panel of the computer.
Drive Panels

Removing the Drive Panel

1. Follow the procedures in Before You Begin.
2. Remove the computer cover (see Removing the Computer Cover).
1
PCI Express x16 card slot
2
PCI Express x16 card
3
securing tab
4
PCI Express x1 card
5
PCI Express x1 card slot
NOTICE: Ensure that you release the securing tab to unseat the card. If the card is not removed correctly, the system board may be damaged.
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.
NOTE: For full-length PCI-E cards, if a "piano" bracket is present on your computer you need to rotate it down into place.
NOTICE: To connect a network cable, first plug the cable into the network device and then plug the cable into the computer.
NOTE: Install any drivers required for the card as described in the card documentation.
CAUTION: Before you perform any of the procedures in this section, follow the safety instructions in the Product Information Guide.
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.