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Replacing the Wi-Fi card
Attention:
Do not open your computer or attempt any repair before reading and understanding “Important safety information”
on page v.
This section provides instructions on how to replace the Wi-Fi card.
Note: The Wi-Fi card is available only in some models.
To replace the Wi-Fi card, 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. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the screen is against the surface and the cover is facing up.
3. Remove the computer cover. See “Removing the computer cover” on page 42.
4. Locate the Wi-Fi card on the system board. See “Locating parts on the system board” on page 16.
5. Disconnect the two cables from the Wi-Fi card, and then remove the screw that secures the Wi-Fi card
to the system board.
Figure34. Removing the cables from the Wi-Fi card
60 ThinkCentre M93z User Guide