As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT CREW REPORTED VENT EXTRACT FAULT. NOTICED AIRCRAFT VIBRATION, FRONT RIGHTSIDE, AND SMELL OF ELECTRICAL SMOKE FRONT TO BACK OF AIRCRAFT. DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. MAINTENANCE VERIFIED VENT EXTRACT FAN FAILURE AS CAUSE OF ODOR PER TSM 24-00-00-810-823 AND PLACARD PER MEL 21-26-02A. UPON ARRIVAL IN DEN, REPLACED VENT EXTRACT FAN PER MM 21-26-51-000-001 AND 21-26-51-400-001. PERFORMED TEST OF SYSTEM VIA MCDU PER MM 21-26-00-710-001.