Dell OptiPlex 9020 (Mid 2013) - Manual (Page 12)

Installing the WLAN Card
1. Align and place the connector inside the slot of the computer.
2. Align the antenna puck on the connector. Tighten the screws to secure the antenna puck to the antenna connector.
3. Thread the cable along the computer.
4. Slide the WLAN card into its slot and press it downward until it is locked in place by the securing levers antenna.
5. Connect the antenna cables to the WLAN card.
6. Install:
a) drive cage
b) front bezel
c) cover
7. Follow the procedures in After Working Inside Your Computer .
Removing the Optical Drive
1. Follow the procedures in Before Working Inside Your Computer .
2. Remove:
a) cover
b) front bezel
c) drive cage
3. Press the optical-drive latch and then slide the optical-drive out of the drive cage. Flex the optical-drive bracket
and then remove the optical-drive from the bracket.
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