Press the eject arrow located on the upper right corner of your keyboard. Once the optical drive tray is open, gently hold it and shut down the machine.

Remove the two Phillips screws located to the right and left sides of the optical drive tray.

Gently remove the panel from the front of the eMac

Disconnect the AirPort cable from the optical drive panel.

Pull the AirPort card straight away from its socket in the eMac.