As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCO FLT 816 EN ROUTE CUN TO CLT. CREW RECEIVED NUMEROUS LAVATORY SMOKE DETECTOR WARNINGS, AND AN ODOR OF SMOKE IN BOTH THE COCKPIT AND CABIN. ALSO RECEIVED AN APU OVERHEAT MESSAGE. THE FLIGHT DIVERTED TO MCO AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE PLACED THE APU ON MEL. (S)