Lenovo ThinkCentre Hardware Maintenance Manual page 85

of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
This section provides instructions on how to replace the system fan.
To replace the system fan:
1. Open the computer cover. See "Opening the computer cover" on page 68.
2. Disconnect the system fan cable from the system fan connector on the system board. See "Locating
parts on the system board" on page 67.
3. Remove the heat sink to gain access to the system fan. See "Replacing the heat sink" on page 73.
4. Locate the two rubber mounts that secure the system fan to the chassis. Remove the rubber mounts
by breaking them or cutting them with scissors.
Note: When you receive the new system fan, you will also receive new rubber mounts.
5. Lift the system fan out of the chassis.
Figure 16. Removing the system fan
6. Install the two short rubber mounts in the new system fan as shown.
Figure 17. Installing the short rubber mounts
.
Chapter 8 Replacing FRUs
79