As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: LAVATORY SMOKE DETECTOR AURAL ALERT LAVATORY SMOKE MOMENTARY ALERT FROM LAVATORIES WITH PASSENGER IN LAVATORY NO SMOKE DETECTED BY FLIGHT ATTENDANT IN LAVATORY. NO POST FLIGHT FAULTS ACCOMPLISHED RESET OF CABIN INTERCOMMUNICATION DATA SYSTEM NO FAULTS NOTED.