As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXPERIENCED SMOKE IN CABIN. *S/D* POSSIBLE COALESCER BAG FAILURE. REPLACED BOTH COALESCER BAGS AND CHANGED THE RECIRCULATION FAN AND EQUIPMENT COOLING FAN BLOWER AS PRECAUTIONARY. EXTENSIVE INSPECTION OF E & E BAY, CABIN LIGHTING, SIDE AND OVERHEAD PANELS AND ENVIRONMENTAL CONTROL SYSTEM FOUND NO DISCREPANCIES.