AirPort Extreme Base Station: Dr. Bott Antenna Not Recognized, Does Not Work After Installation
After installing an Apple-certified external antenna for the AirPort Extreme Base Station, you will need to turn off the base station before the external antenna will work.
Symptom
Your Dr. Bott antenna is not recognized or working.
Information in AirPort Admin Utility is not accurate.
Solution
Follow these steps:
1. Quit AirPort Admin Utility (if it is open).
2. Disconnect the base station power supply.
3. Disconnect then antenna from the base station, then reconnect it. This is to ensure that it is inserted completely.
4. Reconnect the base station power supply.
5. Open AirPort Admin Utility and connect to the base station.