Machines with firmware earlier than 20.120.32.000 must be upgraded to 20.120.32.000 prior to upgrading to 20.120.52.000. Firmware and instructions for performing both upgrades are included in the download.
System Software version 20.120.52.000. Upgrade from 20.120.39.000 or higher Digital Copier only. Requires Utilities version 25.00.003 or higher to install.