As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY EXIT LIGHTS INOPERATIVE AT LEFT SIDEWALL BETWEEN THE EXITS AND AT CEILING BETWEEN THE EXIT ROWS. MAINTENANCE PERFORMED CIDS RESET AND OPERATIONAL CHECKED GOOD. DUE TO REPEAT RESETS FOR EMERGENCY LIGHTS, FURTHER TROUBLESHOOTING RESULTED IN REPLACEMENT OF THE EMERGENCY POWER SUPPLY UNIT 11WL IAW MM 33-51-38-000.