Dell OptiPlex GX620 - Manual (Page 64)

15. If you installed an network adapter card and want to turn off the integrated network adapter:
a. Enter system setup , select Network Controller, and change the setting to Off.
b. Connect the network cable to the network adapter card's connectors. Do not connect the network cable to the integrated network connector on
the back panel of the computer.
16. 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. Gently push the release tab on the card retention latch from the inside to pivot the latch open. The latch will remain in the open position.
3. Open the card retention mechanism that secures the card in place from the top:
a. Place your thumb on the top of the card retention mechanism and grip the bottom of the retention mechanism with your fingers.
b. With your free hand, gently squeeze the sides of the card retention mechanism to release it from the tab slots holding it in place.
c. Pivot the card retention mechanism upward to release it from the two tab slots.
4. If necessary, disconnect any cables connected to the card.
5. Grasp the card by its top corners, and ease it out of its connector.
6. 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 .
7. Before you replace and lower the card retention mechanism, ensure that:
l The tops of all cards and filler brackets are flush with the alignment bar.
l The notch in the top of the card or filler bracket fits around the alignment guide.
1 card retention latch 4 card-edge connector
2 alignment guide 5 card connector
3 card 6 release tab
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.