As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INS/MTC, FWD CARGO DET 1 EICAS MESSAGE. REMOVED AND REPLACED #1 DET A FROM FWD CARGO COMPARTMENT IAW B767 AMM 26-16-01. OPS CHECK GOOD THIS CLOSES D.I. #74022, PLACARD REMOVED. NO REACTIVATION PROCEDURE REQUIRED. A/C REMAINS ETOPS 180. A/C RETURNED TO SERVICE.