As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCO - FLT 10 - DURING OVERNIGHT MAINTENANCE, SEVERAL FLOOR PROXIMITY EMERGENCY LIGHTS WERE FOUND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED BATTERY PACK IN POWER SUPPLY UNIT 29WL. OPS CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)