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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 ThinkStation Safety
and Warranty Guide that came with your computer. To obtain a copy of the
ThinkStation Safety and Warranty Guide,goto:
http://www.lenovo.com/support
This section provides instructions on how to replace the rear fan assembly.
Note: Your computer supports two rear fan assemblies.
To replace the rear fan assembly, do the following:
1. Remove all media from the drives and turn off all attached devices and the
computer. Then, disconnect all power cords from electrical outlets and
disconnect all cables that are connected to the computer.
2. Remove the computer cover. See “Removing the computer cover” on page 13.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on
page 15.
4. Remove the PCI card holder for easier access to the rear fan assembly. See
“Removing and reinstalling the PCI card holder” on page 16.
5. Your computer supports two rear fan assemblies. Locate the rear fan assembly
you want to replace. See “Locating components” on page 10.
6. Disconnect the rear fan assembly cable from the appropriate rear fan
connector on the system board. See “Locating parts and connectors on the
system board” on page 11.
Chapter 2. Installing or replacing hardware 37