As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT - FLT 489 - ON CLIMB-OUT FROM CLT, THE AFT ENTRY DOOR WARNING LIGHT ILLUMINATED AND THE FLIGHT ATTENDANT NOTED A LOUD AIR NOISE. CAPTAIN DECIDED TO RETURN TO FIELD AT CLT ALTHOUGH PRESSURIZATION WAS NORMAL. FLIGHT LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND THE AFT ENTRY DOOR PROXIMITY SENSOR LOOSE. SECURED AND ADJUSTED SENSOR. OPS CHECK GOOD. (M)