Dell Precision 3260 Compact Service Manual page 25

Steps
1. Place the computer on its side with the left side facing up.
2. Remove the screw (M2x3) that secure the wireless-card shield to the system board.
3. Lift the wireless-card shield out of the computer.
4. Remove the screw (M2x3) that secure the Wireless-card bracket to the wireless card.
5. Slide and remove the wireless-card bracket off the wireless card.
6. Disconnect the antenna cables from the wireless card.
7. Slide and remove the wireless card from the wireless-card slot.
Removing and installing components 25