As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AVIONICS SMOKE ECAM. INSPECTED AVIONICS COMPARTMENT AND NO SMOKE PRESENT. REMOVED SMOKE DETECTOR, AIRFLOW THRU TUBES NORMAL. REINSTALLED SMOKE DETECTOR. CYCLED CB'S TO RESET THE AEVC AND FWC'S. RAN BITE TEST OF AEVC AND ALL NORMAL. NO ECAM MSG'S PRESENT.