As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A PHASE INSPECTION AN EMERGENCY LIGHT LOCATED ON THE CEILING AT ROW 3 FAILED TO ILLUMINATE. THE AIRCRAFT WAS REMOVED FROM SERVICE. FOUND THAT THE EMERGENCY LAMP ON THE CEILING AT ROW 3 WAS NOT SECURE IN THE SOCKET. THE LAMP WAS SECURED AND THE OPERATIONAL TEST WAS GOOD. NO PARTS WERE REMOVED OR REPLACED. THE AIRCRAFT WAS RETURNED TO SERVICE.