Dell OptiPlex GX520 - Manual (Page 128)

5. If you are removing the card permanently, install a filler bracket in the empty card-slot opening.
If you need a filler bracket, contact Dell .
6. Snap the card retention latch into place.
7. Replace the computer cover .
8. Uninstall the card's driver. See the documentation that came with the card for instructions.
9. If you removed a sound card:
a. Enter system setup , select Audio Controller, and change the setting to On.
b. Connect external audio devices to the audio connectors on the computer back panel.
10. If you removed a network adapter card:
a. Enter system setup , select Network Controller, and change the setting to On.
b. Connect the network cable to the integrated network connector on the back panel of the computer.
Installing a PCI Card in the Riser-Card Cage
1. Follow the procedures in " Before You Begin ."
2. If applicable, remove the card installed in the PCI3 connector on the system board.
3. Remove the riser-card cage:
a. Check any cables connected to cards through the back-panel openings. Disconnect any cables that will not reach the riser-card cage once they
are removed from the computer.
b. Gently pull on the handle and lift the riser-card cage up and away from the computer.
1 release tab 4 card-edge connector
2 card retention latch 5 card connector
3 card
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.
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.