As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CMH - EEL - LOG 7314800 - MAINTENANCE REPORTED THAT THE "A/C LEFT RED OVER WING EPL AND SIDEWALL EMERG EXIT LTS INOP". MAINTENANCE REMOVED AND REPLACED THE RT OVERWING EMERGENCY POWER SUPPLY UNIT IAW AIRBUS 320 AMM 33-51-38. OPERATIONAL CHECKS WERE GOOD.