As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE WARNING LIGHT ILLUMINATES INTERMITTANTLY IN FLIGHT. COULD NOT DUPLICATE. REPLACED ANNUNCIATOR PANEL (P/N 75-0434-1) (S/N 0075), SMOKE DETECTOR (P/N 473054) (S/N 0052) AND SMOKE DETECTION CONTROL AMPLFIER (P/N 30-326E7) (S/N 0354) AS A PRECAUTION.