What was found
LOWER SMOKE DETECTOR TEST STATUS MESSAGE ON EICAS DISPLAY, FWD. DET 1 FWD DET 2, NRC MO404. REPLACED LOGIC/TEST FIRE OVERHEAT. PRINTED CIRCUI ASSY, M10427 AT P-54 PANEL AND TESTED IAW AMM 26-16-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LOWER SMOKE DETECTOR TEST STATUS MESSAGE ON EICAS DISPLAY, FWD. DET 1 FWD DET 2, NRC MO404. REPLACED LOGIC/TEST FIRE OVERHEAT. PRINTED CIRCUI ASSY, M10427 AT P-54 PANEL AND TESTED IAW AMM 26-16-00.