As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LINE MAINTENANCE AT MYR, DISCOVERED THAT THE CATWALK EMERGENCY LIGHTING SYSTEM HAD FAILED. MAINTENANCE REMOVED AND REPLACED THE BATTERIES. MAINTENANCE PERFORMED AN OPERATIONAL CHECK OF THE EMERGENCY LIGHT SYSTEM. THE EMERGENCY LIGHT SYSTEM OPERATIONAL CHECKED NORMAL. NO DEFECTS NOTED. AIRCRAFT WAS RETURNED TO SERVICE. (M)