Prepare the computer for disassembly
Remove the access panel
Disconnect the fan cable from the system board (1).
Remove the fan cable from the clips on the side of the heat sink (2).
Lift fan up to about 30-45 degrees (3), and then pull it away from the heat sink (4).
To install the fan, reverse the removal procedure.
(Preparation for disassembly on page
(Access panel on page