As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT DURING FLIGHT, A BURNING ODOR WAS PRESENT IN THE COCKPIT. CREW REPORTED THAT THERE WERE NO WARNING MESSAGES FOR SMOKE AND THERE WERE NO VISUAL SIGNS OF SMOKE IN COCKPIT OR CABIN. LANDED WITHOUT FURTHER INCIDENT. MX PERFORMED OPS CHECKS OF BOTH PACK SYSTEMS AND ALL BLEED SYSTEMS WITH NO SMOKE OR ODORS NOTED. MX FURTHER REPORTED THAT THERE WERE NO ELECTRICAL ODORS PRESENT IN THE CABIN OR COCKPIT.