Lenovo ThinkCentre M76, Hardware Maintenance Manual, Page: 109 / 214

6. Insert the two tabs 2 of the new Front fan assembly into the corresponding holes in the chassis, and
press the other two tabs 1 through the holes until the Front fan assembly is secured in place.
Figure 40. Installing the Front fan assembly
7. Connect the Front fan assembly cable to the power fan connector on the system board.
8. To complete the installation or replacement, go to “Completing the parts replacement” on page 110.
Replacing the rear fan assembly
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the
ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre
Safety and Warranty Guide , go to:
http://www.lenovo.com/support
This section provides instructions on how to replace the rear fan assembly.
To replace the rear fan assembly, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See “Removing the computer cover” on page 78.
3. Locate the rear fan assembly. See “Locating components” on page 75.
4. Disconnect the rear fan assembly cable from the system fan connector on the system board. See
“Locating parts on the system board” on page 76.
Chapter 8
.
Replacing FRUs (Machine Types: 3114, 3121, 3123, and 3127.)
105