As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3411 DURING PREFLIGHT THE CREW FOUND THE EMERGENCY EXIT IDENTIFIER OVER GALLEY AND THE OVERHEAD CENTER AISLE AT EMERGENCY EXIT ROW DOES NO ILLUMINATE. AIRCRAFT REMOVED FROM SERVICE. WHEN MAINTENANCE ARRIVED ALL THE EMERGENCY LIGHTS WERE OPERATING AS INDICATED. NO MAINTENANCE PERFORMED AND NO PARTS INSTALLED. AIRCRAFT RETURNED TO SERVICE. (A)