As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLIGHT 2846 THE CREW REPORTED SMOKE IN THE COCKPIT. EMERGENCY WAS DECLARED. THE AIRCRAFT LANDED IN CLE WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND PERFORMED HIGH POWER ENGINE RUNS WITH BLEEDS, PACKS, AND ANTI ICE SYSTEMS ON. ALSO RAN ALL A/C ELECTRICAL SYSTEMS AND NO SMOKE OR BURNING SMELLS WERE NOTED. THE AIRCRAFT WAS RELEASED FOR SERVICE.