As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PACK #1 ON THE APPROACH FLIGHT DECK HAD A FUME EVENT DIRTY SOCK SMELL -PERFORMED TSM 05-50-810-831. REF LP 3578340-02 TI 2100-2002-NEO WAS ACCOMPLISHED.PACK #1 AND PACK #2 DECONTAMINATED IAW AMM 21-00-00-615-802-A. RAN ENGINES IAW AMM 71-00-00. NO SMELL NOTED, A/C OK FOR SERVICE.