As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(AUS) TRANSPONDER SYSTEM WIRED TO PRIMARY AH CIRCUIT BREAKER FOLLOWING FAILURE OF CORRECT CB WHICH HAD BEEN DISCONNECTED - CIRCUIT BREAKER MARKED `RADAR' WAS REALLY THE COMPASS SYSTEM (COMPASS SYSTEM CB WAS FOUR CIRCUIT BREAKERS AWAY) - HF CIRCUIT BREAKER NOT MARKED - PERSONNEL/MAINTENANCE ERROR