As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT TIME 2320Z CREW RECEIVED A SMOKE CREW REST F/D ADVISORY THAT LASTED 7-10 SECONDS. NO SMOKE SEEN OR SMELLED . ALL THREE SENSORS IN THE CREW REST INDICATE GREEN AS WELL AS THE LAV SENSOR. EICAS EVENT RCD PUSHED. AMM 26-14-10-5 PERFORMED OPS CHECK OF FCR SMOKE DETECTION SYSTEM REF AMM 26-14-10-5 AND ALL TEST PASS, NO FAULTS NOTED IN MAT AND ALL LIGHTS GREEN. NO HISTORY IN 90 DAYS. A/C OK FOR SERVICE