Fan assembly
The fan assembly is located partially under the VESA mounting bracket and is secured with four Torx screws.
To remove the fan assembly:
1. Prepare the computer for disassembly (see Preparing to disassemble the computer on page 19).
2. Remove the rear port cover (see Rear port cover on page 23).
3. Remove the stand (see Attaching and removing a stand on page 20).
4. Remove the access panel (see Access panel on page 24).
5. Remove the system board shield (see System board (EMI) shield on page 32).
6. Remove the VESA mounting bracket (see VESA mounting bracket on page 45).
7. Disconnect the fan cable from the system board (1).
8. Remove the three Torx screws that secure the fan to the computer (2).
9. Remove the fan from the computer (3).
To install the fan assembly, reverse the removal procedures.
46 Chapter 4 Removal and Replacement Procedures