1. Touch a metal surface on the inside of the keyboard well to discharge any static electricity.

Important: To avoid electrostatic discharge damage, always ground yourself by touching the computer's framework before you touch any parts or install any components inside the computer. To avoid static electricity building back up in your body, do not walk around the room until you have completed the installation and closed the computer.

  1. Lift up the flexible wire bracket that secures the card.
  2. Use the pull-tab on the card to remove the card from the slot.

4. Detach the antenna cable from the AirPort Extreme Card.

  1. Install the replacement AirPort Extreme Card into the slot.
  2. Plug the AirPort antenna cable connector into the port on the end of the replacement card. Make sure the connector is straight before inserting it into the card.

Use the wire bracket to secure the AirPort Extreme Card in place by inserting its prongs into the slots in the RAM shield.

Note: If no replacement AirPort Extreme Card is to be installed, the antenna cable should be routed as shown.

7. Reassemble and test the computer.

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