As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 7751 - LAX - FLIGHT CREW REPORTED EXIT LIGHT CEILING SIGN AT ROW 12 INOPERATIVE. MAINTENANCE PERSONNEL REMOVED AND REPLACED EXIT LIGHT CEILING SIGN EMERGENCY BATTERY NR 4. OPERATIONALLY CHECKED SATISFACTORY AND ACFT WAS RELEASED TO RETURN FOR SERVICE. (S)