As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT 2 HRS INTO THE FLIGHT THE RIGHT AFT LAV SMOKE DETECTOR LIGHT CAME ON FOR ABOUT 1 MINUTE THEN WENT OUT. NO SIGN OF SMOKE ABOUT A MINUTE LATER THE LIGHT CAME ON ONCE AGAIN FOR ABOUT 15 SECONDS. TESTED RT AFT LAV SMOKE DETECTOR PER AMM 26-14-00, TESTS GOOD. THE AIRCRAFT WAS NOT GROUNDED.