What was found
DURING DESCENT APPROX 15,000 FT SMELLED A SLIGHT BURNING PLASTIC / RUBBER SMELL CALLED FA'S AND REPORTED THE SAME SMELL IN THE BACK HALF OF THE CABIN. I BEGAN RUNNING REMOVAL OF SMOKE/FUMES CHECKLIST AND SMELL SEEMED TO DISIPATE IN COCKPIT. DURING LANDING RECEIVED ENG 1 REVERSER FAULT. AFTER LANDING WE NOTICED FWD CABIN RECIRC FAN IN AMBER ON COND SD PAGE SO I SELECTED CABIN FANS OFF THEN CABIN CREW REPORTED SMELL DISSIPATED. ( CABIN FANS )-PERFORMED INSP. IAW AMM 21-63-00 NO DEFECTS NOTED AT THIS TIME OTHER THAN THE CABIN FANS (15HG) REF ITEM 2 AND REF LP 3341119-1 FOR ENG #1 REVERSER FAULT