As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JUST PRIOR TO LANDING FLT ATTENDANTS SMELLED SMOKE MID CABIN. TV'S WERE TURNED OFF WITH MASTER SWITCH, SMELL WENT AWAY. ACCOMPLISHED ELECTRICAL ODOR SYSTEM INTEGRITY CHECK IAW LTV AMM 23-39-00. ACTIVATED LTV SYSTEM FOR SEVERAL HOURS AND COULD NOT ISOLATE ANY LTV SEB OR COMPONENT FAULT. OK FOR SERVICE.