As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT CREW DETECTED SMOKE IN CABIN AND COCKPIT. CREW INITIATED EMERGENCY PROCEDURES AND PERFORMED EMERGENCY DESCENT. AIRCRAFT MADE AN UNEVENTFUL LANDING. MAINTENANCE FOUND NUMBER ONE AIRCYCLE MACHINE SEIZED. MAINTENANCE REMOVED AND REPLACED NUMBER ONE AIRCYCLE MACHINE. AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.