As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JUST PRIOR TO DESCENT INTO TUS, A SLIGHT SMELL OF SMOKE WAS SMELLED IN THE COCKPIT AND BY THE FLIGHT ATTENDENTS IN THE VBACK OF THE CABIN. THE ODOR APPEARED TO BE COMING OUT OF THE GASPERS. THE SMELL OF SMOKE DISSIPATED AFTER A COUPLE OF MINUTES. REPLACED GASPER FAN.