What was found
AFTER LANDING, FLIGHT ATTENDANT REPORTED BURNING SMELL IN CABIN. FOLLOWED & PERFORMED FIM TASK 21-22-00, IAW ITEMS 1-3 ON LOG PG 3559720, NO FAULTS NOTED. FOLLOWING FIM TASK 21-22-00, INSPECTED FOR CABIN LIGHTS FAILURE & SMELL CONCENTRATIONS IN GALLEY, CABIN & LAVATORY, NO FAULTS NOTED IAW FIM TASK 21-22-00. PERFORMED OPERATIONS TEST OF BOTH PACKS DURING ENG OPERATION IAW MM 71-00-00 & AMM 21-51-00, NO DISCREPANCIES NOTED. IAW FIM TASK 21-22-00, PERFORMED OPERATIONS TEST OF LT & RT PACK DURING APU START IAW AMM 21-51-00 & 49-10-00. DID NOT DUPLICATE PROBLEM.