As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) CIRCUIT BREAKER, RT ZONE FEED (P6-4 A10) FOR LIVE TV HAD 2 OCCURANCES OF (FOUND POPPED). MAINTENANCE INVESTIGATION FOUND EVIDENCE THAT SCREWS ON LINE FEED TERMINALS HAD CONTACTED ADJACENT STRUCTURE. THE CB WAS REPLACED AND SHORTER SCREWS WERE INSTALLED. Q.C. INITIATED A FLEET CAMPAIGN TO REPLACE ALL -7 SCREWS (AS PROVIDED BY MFG) WITH -5 SCREWS , RECORD ANY DEFECTS FOUND AND RECOMMEND FURTHER ACTION IF NESSESSARY.