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This section provides instructions on how to replace the WiFi units. The WiFi units include a WiFi adapter
card, a WiFi card module, and a rear WiFi antenna cable.
Replacing the WiFi units involves the following operations:
• “Removing the WiFi adapter card” on page 58
• “Removing the WiFi card module” on page 58
• “Installing the WiFi units” on page 60
Removing the WiFi adapter card
To remove the WiFi adapter card, 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 32.
3. Remove the screw that secures the WiFi adapter card.
4. Grasp the WiFi adapter card that is currently installed and gently pull it out of the slot.
Figure43. Removing the WiFi adapter card
Note: The card ts tightly into the card slot. If necessary, alternate moving each side of the card a
small amount until it is removed from the card slot.
Removing the WiFi card module
To remove the WiFi card module, do the following:
58 ThinkCentre User Guide