Removal
Base Cover
Identify the base cover highlighted in blue.
Loosen the captive screws on the base cover.
Remove the screws that secure the base cover.
Carefully pry the base cover from the gaps on the sides to the front.
Slide forward and lift the base cover off the system.
Battery Cable
Identify the battery cable highlighted in blue
Using the tab, disconnect the battery cable from the system board.
Press and hold the power button for 15 seconds to remove residual static electricity.
Wireless module (WLAN)
Identify the wireless module (WLAN) highlighted in blue.
Remove the screw that secures the bracket to the wireless module.
Slide and lift the bracket off the wireless module.
Disconnect the antenna cables (black and white cables) from the wireless module.
Slide and remove the wireless module out of the slot.
Install
Wireless module (WLAN)
Identify the wireless module (WLAN) location highlighted in blue.
Insert the WLAN into the connector on the system board.
Connect the black cable to the auxiliary (black triangle).
Connect the white cable to the main (white triangle).
Align the screw hole on the bracket with the screw hole on the WLAN card.
Install the screw that secures the WLAN and bracket to the system.
Battery Cable
Identify the battery cable highlighted in blue.
Connect the battery cable to the system board and adhere the cable.
Base Cover
Identify the base cover location highlighted in blue
Slide the base cover into place and press the edges until it clicks into place.
Install the screws that secure the base cover.
Tighten the captive screws that secure the base cover.