What was found
COCKPIT HAD AFT CARGO PIT FIRE INDICATION ON EICAS. DISCHARGED BOTH FIRE BOTTLES AS PRECAUTION. FALSE FIRE ALARM CAUSED BY DEFECTIVE AFT CARGO COMPARTMENT SMOKE DETECTOR. SMOKE DETECTOR WAS REPLACED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
COCKPIT HAD AFT CARGO PIT FIRE INDICATION ON EICAS. DISCHARGED BOTH FIRE BOTTLES AS PRECAUTION. FALSE FIRE ALARM CAUSED BY DEFECTIVE AFT CARGO COMPARTMENT SMOKE DETECTOR. SMOKE DETECTOR WAS REPLACED.