As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE, THE CREW RECEIVED A DOORS RED WARNING PANEL LIGHT. ALL DOORS WERE SECURE AND THE AIRCRAFT DID NOT LOSE PRESSURIZATION. THE CREW FOLLOWED THE QUICK REFERENCE HANDBOOK AND DIVERTED TO PIT. MAINTENANCE INSPECTED AND ADJUSTED THE 9A EMERGENCY DOOR PROXIMITY SENSOR BRACKET IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.