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Replacing the front fan assembly - ThinkCentre M81 (type 0268, 1730, 4166, 4169, 5030, 5048, 5069, 7517)

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 front fan assembly.

Note: The front fan assembly is only available in some models.

To replace the front 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".
  3. Remove the front bezel. See "Removing and reinstalling the front bezel".
  4. Disconnect the front fan assembly cable from the power fan connector on the system board. See "Locating parts on the system board".
  5. Release the two tabs 1 that attach the front fan assembly to the chassis as shown and then completely remove the front fan from the chassis.

Removing the front fan assembly

Figure 1. Removing the front fan assembly

  1. 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.

Installing the front fan assembly

Figure 2. Installing the front fan assembly

  1. Connect the front fan assembly cable to the power fan connector on the system board.
  2. To complete the installation or replacement, go to "Completing the parts replacement".
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