As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CARGO SMOKE WARNING ILLUMINATED IN FLIGHT FOR 2 SECONDS, THEN EXTINGUISHED. FIVE MINUTES LATER SAME WARNING ILLUMINATED FOR 2 SECONDS THEN WENT AWAY. OPERATIONALLY TESTED CARGO SMOKE DETECTION SYSTEM IAW CRJ AMM 26-15-00. NO DEFECTS NOTED AT THIS TIME.