To remove the fan, complete the following procedures:
1. Prepare the computer for disassembly (Page 5-3).
2. Remove the keyboard (Page 5-14).
3. Remove the RTC battery (Page 5-20).
4. Remove the top cover assembly (Page 5-27).
5. Remove the converter/audio board shield (Page 5-31).
6. Disconnect the fan power cable from the system board.
7. Remove the fan from the computer base.
Reverse the procedure to install the fan.
When installing the fan, orient the fan so that the label and airflow
direction point to the back of the computer.