As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED SMOKE IN THE CABIN AT FULL THROTTLE AND DECLARED AN EMERGENCY. THE CREW BELIEVES IT IS THE LT PACK. OPENED THE RT ENGINE COWLINGS AND PERFORMED A GVI, NO DEFECTS NOTED. RAN ENGINES WITH FLT CREW FOR 20 MINUTES, NO EVIDENCE OF SMOKE OR ODOR. AIRCRAFT IS OK FOR SERVICE