Figure 53. Installing the antenna module (black cable)
Steps
1. Place the antenna module (black cable) on the chassis.
2. Align the captive screw on the antenna module (black cable) to the screw hole on the chassis.
3. Tighten the captive screw that secures the antenna module (black cable) to the chassis.
4. Route the antenna cable through the routing guides on the chassis.
Next steps
1. Install the system board.
NOTE: The system board can be installed with the memory, coin-cell battery, and processor preattached.
2. Install the optional I/O module (HDMI/VGA/DP/Serial/PS2) or the optional Type-C module, whichever is applicable.
3. Install the heat sink.
4. Install the fan.
5. Install the speaker.
6. Install the wireless card.
7. Install the M.2 2230 solid-state drive or M.2 2280 solid-state drive, whichever is applicable.
8. Install the side cover.
9. Follow the procedure in After working inside your computer.
Removing SMA antenna assembly
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the side cover.
3. Remove the wireless card.
About this task
The following images indicate the location of SMA antenna assembly and provide a visual representation of the removal 
procedure.
NOTE: To upgrade to an SMA antenna, the internal antenna (white cable) needs to be removed.
Removing and installing Field Replaceable Units (FRUs) 77