What was found
FUME EVENT IN CRUISE DESCENT, INSPECTED THE NR 1 AND 2 ENGINES FOR OIL LEAKS, NO LEAKS NOTED, PERFORMED A NR 1 AND 2 IDLE RUN, OPS CHECKED THE NR 1 & 2 PACKS. CHECKED FWD AND AFT GALLEY EQUIPMENT, OPS CHECKED OF CABIN LIGHTS IAW TSM 05-50-00-810-834-A, NO ODOR PRESENT. ACFT OK TO RETURN TO SERVICE.