Coffee Freshness Alert feature not operating

Possible Cause: RFID collar is missing from carafe.
Ensure RFID Collar is in place.
Possible Cause: Existing RFID Collar is not working.
Replace RFID Collar with a new one.
Brewers are next to each other and glass carafes, thermal carafes are not operating properly.
If the steps above do not resolve the issue, call for service.