As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED SMOKE IN THE FLIGHT DECK DURING INITIAL CLIMB THAT SMELLED LIKE ELECTRICAL. THE SMOKE CLEARED & THEN RETURNED DURING LANDING PHASE AND THE FLIGHT DECK WAS HOT. THE AIRCAFT RETURNED AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND REMOVED AND REPLACED THE NR 1 ACM, OPERATIONALLY TESTED WITH NO DEFECTS NOTED, ANDTHE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.