5.Install the replacement AirPort Extreme card cage.
Replacement Note: Make sure the AirPort Extreme card cage door is closed before installing.
6.Reassemble the computer.
7.Testing the computer should include inserting an AirPort Extreme card to check that it can be fully inserted and the door closed. Use Apple System Profiler to check that the AirPort Extreme card is recognized. Test that the AirPort Extreme card is working.
AirPort Extreme Slot & Flex Cable | PowerBook G4 |