As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT FL240 NOTICED SMOKE IN COCKPIT. DECLARED EMERGENCY RAN CHECKLISTS, DIVERTED TO AEX, BY TIME WE WERE ON GROUND ELECTRICAL SMOKE WAS DISSIPATED. C/A: FOLLOWED FIM PROCEDURE 21-20-00-810-801A AND ETN-EM-72-034 AND CONFIRMED THAT LT ACM HAVE SEIZED AND ITS THE SOURCE OF THE SMOKE AND SMELL.