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• To complete the installation or replacement, go to “Completing the parts replacement” on page 74.
Replacing the WiFi card module
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
on page v.
This section provides instructions on how to replace the WiFi card module.
Note: The WiFi card module is only available in some models.
To replace the WiFi card module, 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 33.
3. Remove the hard disk drive bracket. See “Replacing the hard disk drive bracket” on page 60.
4. Locate the WiFi card module on the system board. See “Locating components” on page 12.
5. Disconnect the WiFi antenna cable from the WiFi card module and remove the two screws that secure
the WiFi card module to the system board.
Figure 55. Removing the WiFi card module cable and screws
Note: Depending on your computer model, the WiFi card module that comes with your computer
might have two cables.
Figure 56. Removing the WiFi card module cables and screws
64 ThinkCentre User Guide