Lenovo 4518 Laptop User Manual


 
5. Disconnect the system fan assembly cable from the system fan connector on the system board. See
“Locating parts on the system board” on page 11.
6. The system fan assembly is attached to the chassis by four rubber mounts. Remove the system fan
assembly by cutting the rubber mounts and lifting the system fan assembly out of the chassis.
Note: The new system fan assembly will have four new rubber mounts attached.
Figure 43. Removing the system fan assembly
7. Install the new system fan assembly by aligning the new rubber mounts that came with the new system
fan assembly with the corresponding holes in the chassis, and then push the rubber mounts through the
holes. Then, carefully pull on the tips of the rubber mounts from the bottom until the new system fan
assembly is secured in place.
Figure 44. Installing the system fan assembly
60 ThinkCentre User Guide