What was found
(CAN) DURING FLT THE ACRFT HAD BEEN DIVERTED DUE TO FUMES DETECTED IN THE COCKPIT & CABIN. AIRFRAME VIBRATIONS FROM RT WERE REPORTED IN CONJUNCTION WITH THE FUMES. CAPTAIN HAD SELECTED OFF PACK NR 2 AND ECAM MESSAGE VENT BLOWER FAULT OCCURRED SIMULTANEOUSLY, FUMES DISSIPATED RAPIDLY & ACRFT LANDED SAFELY. FURTHER INVESTIGATIONS CARRIED OUT BY TECHNICAL STAFF REVEALED THAT THE AVIONICSFAN WAS THE SOURCE OF FUMES AND VIBRATIONS (CIRCUIT BREAKER FOUND POPPED OUT).