What was found
INBOUND CREW REPORTED A SULFER ODOR NOTICED BY BOTH FA AND PILOTS ON 2 SEP OCCASIONS, ONCE IN CRUISE ONCE AFTER LANDING-C/A-CMTX INSP LIGHTING, DISPLAYS, GALLEY, ELECTRONIC COMPONENTS ON APU POWER, GROUND POWER, AND WITH ENGINES RUNNING. WITH PACK 1 OPERATING, THEN PACK 2 OPERATING, AND WITH RECIRCULATING FAN OPERATING. COULD NOT DUPLICATE SMELL