As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PRE-FLIGHT INSPECTION, THE CREW REPORTED THAT SEVERAL OF THE CABIN EMERGENCY LIGHTS WERE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY LIGHT BATTERY PACK. SUBSEQUENT OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WAS GOOD.