As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
100233439 - SMOKE CREW REST ENGINE-INDICATING AND CREW-ALERTING SYSTEM ON TAKE OFF, SELF CORRECTED. PERFORMED FIRE SYSTEM TEST. ALL PASSED AND CREW REST SMOKE DETECTORS SELF TEST ALL GOOD IAW B747 AMM 26-13-00. PERFORMED CONDITIONAL INSPECTION FOR SMOKE OR FUMES IN THE COCKPIT IAW B747 AMM 05-51-56 NO DEFECTS NOTED.