Dell OptiPlex 5270 All-in-One Service Manual

Removing the WLAN card

1. Follow the procedure in Before working inside your computer.
2. Remove the following components:
   1. Stand
   2. Back cover
   3. System board shield
3. To remove the WLAN card shield:
   1. Remove the two screws (M2x2.5) that secure the WLAN card shield to the system board [1].
   2. Remove the WLAN card shield from the system board [2].
      
4. To remove the WLAN card:
   1. Remove the screw (M2x2.5) that secures the WLAN card bracket and the WLAN to the system board [1].
   2. Slide and lift the WLANs card bracket off the WLAN card [2].
   3. Disconnect the antenna cables from the WLAN card [3].
   4. Slide and remove the WLAN card out of the WLAN card slot [4].