As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MECH SMOKE IN CABIN AND COCKPIT IN CRUISE LEVEL FLIGHT AT FL240 NOTICED SMOKE FROM CAPTAIN SIDE VENTS AND THROUGT THE CABIN DECLARED EMERGENCY RESCUE SENT, FLT CONT.-C/A-PERFORMED FIM TASK 21-20-00-810-801-A PACK OVERHEAT AND FOUND ACM ON PACK 2 TO BE SEIZED REF ITEM 1 ON LG PG 4635121