As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3772 THE CREW REPORTED THE FIRST OFFICER’S READING LIGHT SPARKED AND SMOKED MOMENTARILY. THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED AND REPLACED THE FIRST OFFICER’S MAP READING LIGHT IAW CRJ MM 33-13-03. THE OPERATIONAL CHECK WAS GOOD. THE AIRCRAFT WAS RETURNED TO SERVICE.