As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LAS - MAINTENANCE FOUND THE EXIT SIGNS AT THE L1 DOOR AND THE LEFT AND RIGHT SIDE OVERWING AFT EXIT SIGNS INOPERATIVE. REPLACED LIGHT BULBS AT THE FWD ENTRY DOOR E-PATH SIGN IAW MM 33-53-00. OPERATIONALLY CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.