As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) APPROXIMATELY 1 HOUR INTO THE FLIGHT THE CREW REPORTED AN AVIONICS SMOKE ECAM WARNING AND AFTER A DISCUSSION WITH MAINTENANCE A PANPAN WAS DECLARED AND THE FLIGHT DIVERTED. LANDING WEIGHT WAS UNDER MAXIMUM. RESOLUTION T/S CARRIED AS PER FIM 26-15-00-810-803-A. SMOKE DET AND AEVC 10HQ REPLACED AS PER 26-15-15 PB401 AND 21-26-34 PB 401. SYST CHECKED SERV. VISUAL INSPECT OF E AND E COMPT CARRIED OUT. NO EVIDENCE OF SMOKE. (