As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOG PAGE 981218, AFTER TAKEOFF THE FLIGHT CREW NOTED SMOKE IN THE AFT CABIN. THE FLIGHT DECLARED AN EMER & RETURNED TO THE FIELD. FOUND THE NR 2 PACK INOPERATIVE. APPLIED MEL 21-52-01E CONTROL NR 1120060. R & R NR 2 ACM IAW AMM 21-52-21 PAGE BREAK 401. OPERATIONAL CHECKED GOOD. REMOVED MEL 21-52-01E.