What was found
DECENDING THROUGH 4000FT FA REPORTED DIRTY SOCK SMELL. PACK 2 ISOLATED SMELL DISIPATED ( PACKS A320 WITH MOD 31283/MP P7125 (FWC H2-F1 STND) AND WITH MOD. 30626/MP K6443 (ENHANCED ECS) - FAULT CAUTIONS ASSOCIATED WITH OPERATIVE SIDE NOT DISPLAYED )-PERFORMED PACK #2 BURN OUT AND INSPECTION FOR LEAKS IN APU COMPARTMENT IAW AMM 21-00-00-615-002-A. NO LEAKS NOTED OR SMELL NOTED AT THIS TIME. THIS CLEARS DMI# 243378601 PLACARD REMOVED. MOC NOTIFIED.