What was found
LAX - THE 3L DOOR EXIT SIGN APPEARED INOPERATIVE. MAINTENANCE REPLACED THE RIGHT SIDE, MID-CABIN EMERGENCY POWER SUPPLY UNIT, FIN 14WL. OPERATIONALLY CHECKS OK.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LAX - THE 3L DOOR EXIT SIGN APPEARED INOPERATIVE. MAINTENANCE REPLACED THE RIGHT SIDE, MID-CABIN EMERGENCY POWER SUPPLY UNIT, FIN 14WL. OPERATIONALLY CHECKS OK.