https://securitydocs.business.xerox.com/wp-content/uploads/2016/04/cert_WorkCentre_72XXi-72XX_ConnectKey_2.0_SoV_v1-0.pdf

This document describes WorkCentre 7220i/7225i. Also included are older 7220/7225 devices that have 073.030.075.34540 or later firmware.