As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE IN CABIN & COCKPIT. EMERGENCY DECLARED. COMPLIED WITH SMOKE WORKSCOPE PER CHECKLIST PROVIDED. FOUND RT PACK ACM FAN CEASED CAUSING SMOKE COMING OUT OF ECS DUCT. CLEANED AND RESEATED CONNECTOR PLUG ON FLOW CONTROL VALVE AND OPS AND LEAK CHECKED GOOD PER AMM 21-61-04.