As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - CREW REPORTED ON CLIMB OUT TAIL COMPARTMENT TEMPERATURE HIGH LIGHT ILLUMINATED. EMERGENCY DECLARED RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND LEFT AND RIGHT TAIL COMPARTMENT HIGH TEMP SENSOR BAD. REPLACED TEMPERATURE SENSOR. SYSTEM GROUND CHECK NORMAL OPERATION.