What was found
CARGO DOOR OPEN INDICATION CAME ON AT FL 300, FELT DECOMPRESSION IN CABIN. CREW VERIFIED DECOMPRESSION ON EICAS. PERFORMED A CARGO DOOR ACTUATING AND LOCKING MECHANISM OPS CHECK IAW AMM 52-31-00-700-801-A.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CARGO DOOR OPEN INDICATION CAME ON AT FL 300, FELT DECOMPRESSION IN CABIN. CREW VERIFIED DECOMPRESSION ON EICAS. PERFORMED A CARGO DOOR ACTUATING AND LOCKING MECHANISM OPS CHECK IAW AMM 52-31-00-700-801-A.