Steps
1. Align and place the USH board flat printed cable on the system board.
2. Replace the two (M1.4x1.2) screws that secure the USH board flat printed cable to the system board.
Next steps
1. Install the system board.
2. Install the audio jack.
3. Install the right fan.
4. Install the left fan.
5. Install the battery.
6. Install the M.2 2230 solid state drive or M.2 2280 solid state drive.
7. Install the base cover.
8. Follow the procedure in after working inside your computer.
WLAN antennas
Removing the WLAN antennas
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the base cover.
3. Remove the M.2 2230 solid state drive or M.2 2280 solid state drive.
4. Remove the battery.
5. Remove the left fan.
6. Remove the right fan.
7. Remove the audio jack.
8. Remove the system board.
NOTE:
 The system board can be removed or installed together with the heat-sink attached. This simplifies the
procedure and avoids breaking the thermal bond between the system board and the heat-sink.
Removing and installing components 53