As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER DEPARTING, THE CREW HAD THE PASSENGER DOOR ANNUNCIATOR ILLUMINATE. THE CREW THEN DECLARED AN EMERGENCY AND RETURNED TO DEPARTURE. THE AIRCRAFT LANDED SAFELY WITH NO FURTHER INCIDENT. MAINTENANCE CLEANED AND LUBED THE SWITCHES. NO PARTS WERE USED. TEARDOWN REPORT WILL NOT BE REQUIRED.