As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON SHORT FINAL APPROACH INTO CLT, FLIGHT ATTENDANT REPORTED THE FORWARD LAVATORY SMOKE DETECTOR BEGAN SOUNDING. NO SMOKE WAS NOTED. SMOKE DETECTOR CONTINUED TO SOUND DURING TAXI-IN TO GATE. MAINTENANCE REMOVED AND REPLACED THE FORWARD LAVATORY SMOKE DETECTOR ASSEMBLY PER AMM 26-14-11. OPS CHECK OK.