As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AVIONICS SMOKE LIGHT CWP PANEL ILLUMINATED FOR 20 SECONDS IN FLIGHT THAN WENT OUT. INSPECTED AVIONICS COMPARTMENT MG357541 AND CLEANED SMOKE DETECTOR IAW AE WORK CARD 2272. PERFORMED OPS CHECK OF SYSTEM IAW AMM 26-13-00. OPS CHECK GOOD, NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE. (M)