As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 4500 - DURING A GROUND INSPECTION IN ATL, LEFT EXTERIOR EMERGENCY LIGHT WERE FOUND TO BE INOPERATIVE. MAINTENANCE REMOVED AND REPLACED THE EMERGENCY LIGHTS POWER SUPPLY UNIT AT ROW 8. OPERATIONAL CHECKS GOOD. AIRCRAFT OK FOR SERVICE. (M)