As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT ATTENDANTS REPORT ELEC SMOKE IN MID CABIN AFTER T/O. RETURN TO ATL. RAN BOTH ENG AT TAKEOFF POWER FOR 10 MINS. RAN PACKS AT FULL HOT, HAD CABIN / GALLEYS POWERED OPS CK IFE SYSTEM. NO ELEC SMOKE ODOR FOUND ANYWHERE ON A/C. A/C OK FOR SERVICE.