As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING MAINTENANCE INSPECTION, THE EMERGENCY LIGHT SIGN ON THE COCKPIT STEP AND GALLEY AISLE CEILING PANEL FAILED TO ILLUMINATE. MAINTENANCE INSPECTED THE ACFT AND R & R THE NR 1 EMERGENCY LIGHT INVERTER, OPERATIONALLY TESTED WITH NO DEFECTS NOTED, AND THE ACFT WAS APPROVED FOR RETURN TO SERVICE.