Dell OptiPlex 7070 Small Form Factor Service Manual

Installing the M.2 2230 WLAN card

1. To install the M.2 2230 WLAN card:
   1. Align and replace the WLAN card into the WLAN card slot [1].
   2. Connect the antenna cables to the WLAN card [2].
   3. Replace the WLAN card bracket on the WLAN card [3].
   4. Replace the screw (M2) that secures the WLAN card bracket and the WLAN to the system board [4].
      
2. Install the:
   1. Hard drive and optical drive module
   2. HDD assembly
   3. Front bezel
   4. Side cover
3. Follow the procedure in After working inside your computer.