As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MOMENTARY CABIN SMOKE INDACTION. ALERT LASTED 1 SECOND AND EXTINGUISHED. CHECKED CABIN-NO SMOKE. PERFORMED ADJ/TEST OF AIRCARFT SMOKE DETECTORS REF AMM 26-15-00-2. ALL TEST PASS. NO HISTORY. NO EVIDENCE OF SMOKE IN AIRCARFT. OK FOR SVC.