As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VERY HIGH PITCH NOISE FROM MAIN CABIN DECK CARGO DOOR OR CREW ENTRY DOOR AREA. CABIN PRESSURE AND CABIN ALTITUDE WERE ALL NORMAL (DIFF 8.0 V/S 0, CABIN ALTITUDE 5 AT FL 320). ALL ECAM DOOR INDICATIONS PRESSURIZED A/C PER AMM 05-51-00/001. NO NOISE FROM CREW ENTRY DOOR OR MAIIN CARGO AREA. OK FOR SERVICE.