As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING OVERNIGHT MAINTENANCE, MAINTENANCE PEROSNNEL DISCOVERED THE FOWARD SECTION OF THE EMERGENCY TRACK LIGHTING WAS INOPERATIVE. MAINTENANCE PEROSONNEL REPLACED THE #1 EMERGENCY BATTERY POWER SUPPLY AND PERFORMED AN OPERATIONAL CHECK THAT WAS SATISFACTORY. AIRCRAFT WAS RELEASED FOR CONTINUED SERVICE