As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PACK NR 1 OUTPUTS STRONG DIRTY SOCK SMELL WHILE ENG NR 1 IS THE AIR SOURCE ONLY. FCF REQUIRED FOR STRONG DIRTY SOCK SMELL WHILE ENG NR 1 IS THE AIR SOURCE ONLY. AIRCRAFT RELEASED FOR FCF PURPOSES ONLY. C/W ETN-EM-72-034 FOR ENG ODOR EVENT TROUBLESHOOTING SUPPLEMENT. NO SMELL NOTICE AT16'S TIME.