User's Guide
Page 35
... optional duplex unit (T650 only) The optional duplex unit for the T650 model attaches under the printer, below the standard tray and above any cables going into the printer. Notes: • T652dn and T654dn models have any other devices attached to the printer, then turn the printer off as well, and unplug any optional drawers.
... optional duplex unit (T650 only) The optional duplex unit for the T650 model attaches under the printer, below the standard tray and above any cables going into the printer. Notes: • T652dn and T654dn models have any other devices attached to the printer, then turn the printer off as well, and unplug any optional drawers.