As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - EMERGENCY CEILING LIGHTS AT SERVICE DOOR AND STATIONS 1100 THROUGH 1200 INOPERATIVE. REPLACED BATTERY PACK AT STATION 1190R FOR EMERGENCY CEILING LIGHTS AT SERVICE DOOR AND STATIONS 1100 THROUGH 1200. SYSTEM GROUND CHECKED NORMAL OPERATION.