What was found
FLT#1696, SJO-MCO. 'DESCENDING THROUGH 13000FT DIRTY SOCK ODOR . ODOR WAS PRESENT IN COCKPIT AND CABIN. SMELL WENT AWAY DESCENDING THROUGH 10,OOO. APU OFF PACKS ON; COMPLIED WITH INFORMATION NOTICE 2017-T015 SECTION A (A) ISOLATED FAULT TO TYPE 10 (A) 1,C PER TSM 05-50-00-810-085-B / TSM 05-50-00-810-085-D. AIRCRAFT IS OK FOR SERVICE.'