As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: FLIGHT ATTENDANT CABIN CONTROL PANEL INDICATED SMOKE DETECTED IN THE FORWARD OVERHEAD FLIGHT CREW REST. SMOKE ALARM ACTIVATED. OVERHEAD FLIGHT CREW REST VERIFIED FREE OF ANY SMOKE. DETERMINED THIS TO BE A FALSE WARNING. ACCOMPLISHED SYSTEM TEST, NO FAULTS FOUND PER AMM 26-14-10.