As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SMOKE IN THE CABIN AFTER TAKE OFF. EMERGENCY DECLARED. COMPLETED TASK 05-51-58-910-801C1. NO FAULTS WERE FOUND. RAN BOTH ENGINES AT HIGH POWER, NO ODOR WAS DETECTED. R & R THE LEFT AND RIGHT RECIRCULATION FILTERS IAW AMM 21-25-02. OPS CHECKED GOOD. OK TO CONTINUE.