What was found
DURING CRUISE 4.5 HOURS AFTER TAKEOFF NOTICED EQUIP SMOKE EICAS MSG. C/W QRH PROC AND WENT TO OVTHRIDE LIGHT WENT OUT. DIVERTED SFO. MTC REPLACED FWD EQUIP COOLING SMOKE DETECTOR. NO DETECTABLE SMOKE FOUND IN E/E OR COCKPIT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CRUISE 4.5 HOURS AFTER TAKEOFF NOTICED EQUIP SMOKE EICAS MSG. C/W QRH PROC AND WENT TO OVTHRIDE LIGHT WENT OUT. DIVERTED SFO. MTC REPLACED FWD EQUIP COOLING SMOKE DETECTOR. NO DETECTABLE SMOKE FOUND IN E/E OR COCKPIT.