Lenovo 3797 - Manual (Page 90)

4. Align the vertical tabs on the fan with the slots on the fan cage bracket.
5. Push the new fan into the fan connector on the system board. Press down on
the top surface of the fan to seat the fan fully.
If you have other optional devices to install or remove, do so now. Otherwise, go to
“Completing the installation” on page 100.
Removing the fan bracket
To replace some components or to create working room, you might have to remove
the fan-bracket assembly.
Note: To remove or install a fan, it is not necessary to remove the fan bracket. See
“Removing a hot-swap fan” on page 72 and “Installing a hot-swap fan” on page 73.
To remove the fan bracket, complete the following steps.
74 ThinkServer RD220 Types 3729, 3779, 3797, and 3798: Installation and User Guide