As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION THE FORWARD SECTION OF THE EMERGENCY TRACK LIGHTING WAS FOUND INOPERATIVE. THE POWER SUPPY WAS IDENTIFIED AS THE SOURCE OF THE FAULT AND WAS REPLACED. A SATISFACTORY OPERATIONAL CHECK OF THE EMERGENCY LIGHTING SYSTEM WAS PERFORMED AND AIRCRAFT WAS RELEASED FOR CONTINUED SERVICE.