As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT NOT GROUNDED - DURING CRUISE AT FL 370 NOTICED AN ELECTRICAL ODOR FOLLOWED BY VENT EXTRACT FAULT ECAM MESSAGE. AFTER EXTRACT SWITCH PLACED IN OVERRIDE THE ODOR STOPPED. ACCOMPLISHED SMOKE ODOR FUMES (SOF) EVENT CARD 05-96-70, FOUND AVIONICS VENT EXTRACT FAN AT FAULT. REMOVED AND REPLACED EXTRACT FAN PER AMM 21-65-51, OPERATIONAL CHECK NORMAL. AIRCRAFT OKAY FOR SERVICE.