As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L1 DOOR INDICATION LIGHT CAME ON DURING CLIMB-OUT. LOUD AIR NOISE IN C CARGO AREA. INSPECTED L1 DOOR SEAL. NO DAMAGE. CYCLE L1 DOOR 5 TIMES. NO FAULT FOUND, PRESSURIZING AIRCRAFT TO 2.0, DOOR WARNING LIGHT DID NOT COME ON. OPS CHECK L1 ENTRY DOOR. OK PER MM 52-11-01.