As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON APPROACH IT WAS NOTED BY THE CREW THAT THE ADF BECAME UNRESPONSIVE, FURTHER INSPECTION BY THE CREW INDICATED THAT THE CIRCUIT BREAKER HAD POPPED FOR THE ADF SYSTEM. MAINTENANCE REPLACED THE ADF BOX AND THE SYSTEM TESTED SERVICEABLE.