Removal
Base Cover
Identify the base cover highlighted in blue.
Loosen the screws that secure the base cover to the palm rest assembly.
Remove the screws that secure the base cover to the palm rest assembly.
Pry the base cover starting from the top left corner at the hinge and continuing on all sides to loosen it from the palm rest assembly.
Remove the base cover from the palm rest assembly.
Fan
Identify the fan highlighted in blue.
Disconnect the fan cable from the system board.
Unroute the fan cable from the routing guides on the palm rest assembly.
Remove the screws that secure the fan to the palm rest assembly.
Lift the fan along with the fan cable from the palm rest assembly.
Install
Fan
Identify the fan location highlighted in blue.
Install the fan, along with the battery cable, into the palm rest assembly.
Install the screws that secure the fan to the palm rest assembly.
Route the fan cable through the routing guides on the palm rest assembly.
Connect the fan cable to the system board.
Base Cover
Identify the base cover location highlighted in blue.
Align the base cover and press the edges of the cover until it clicks into place.
Tighten the screws that secure the base cover to the palm rest assembly.
Install the screws that secure the base cover to the palm rest assembly.