As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOS - FLT 4941 - CREW REPORTED SMOKE IN COCKPIT DURING APPROACH EMERGENCY WAS DECLARED, CREW PUT ON MASKS AND LANDED AIRCRAFT SAFELY. CREW ALSO NOTED A PITOT FAIL MESSAGE. MAINTENANCE REMOVED AND REPLACED THE TAT 2 CURRENT SENSOR RELAY (P/N CS500-060-04A) AND SOCKET (P/N S500-9140) IAW EMB MM. OPERATIONAL CHECK WAS GOOD AND AIRCRAFT WAS RETURNED TO SERVICE. (M)