As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) THE SPEED CONTROLLER FOR THE FORWARD CABIN VENT BLOWER FAILED. THE CREW NOTED A STRONG ELECTRICAL ODOR AND SMOKE ON FINAL TO LAND. THEY CONTINUED THE LANDING SAFELY. THE SPEED CONTROLLER BOX WHICH IS MOUNTED IN THE FORWARD AVIONICS BAY, IN A PRESSURIZED AREA, CONNECTED TO THE COCKPIT, FAILED AND CAUSED THE SMOKE AND FUMES. UNIT APPEARS ORIGINAL, OPERATOR HAS NEVER REPLACED PREVIOUSLY.