As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EN ROUTE, THE CREW EXPERIENCED A DOORS LIGHT ON THE RED WARNING PANEL AND A TEMPORARY LOSS OF CABIN PRESSURIZATION. ONCE PRESSURIZATION CONTROL WAS REGAINED, IT WAS NORMAL FOR THE REST OF THE FLIGHT. MAINTENANCE INSPECTED AND PERFORMED OPERATIONAL CHECKS IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL AND COULD NOT DUPLICATE ANY PROBLEM WITH THE PRESSURIZATION SYSTEM. THE AIRCRAFT WAS THEN RELEASED FOR SERVICE.