Dell OptiPlex 3070 Micro Service Manual

Removing the WLAN card

1. Follow the procedure in Before working inside your computer.
2. To remove the external antennae
   1. Loosen the antenna screw to remove the antenna from the computer.
   
3. Remove the:
   1. Side cover
   2. 2.5 inch hard drive assembly
4. To remove the WLAN card:
   1. Remove the single (M2X3.5) screw that secures the plastic tab to the WLAN card [1].
   2. Remove the plastic tab to access the WLAN antenna cables [2].
   3. Disconnect the WLAN antenna cables from the connectors on the WLAN card [3].
   4. Lift the WLAN card from the connector on the system board [4].