Note: The replacement console unit comes with inner slide-rails attached. To make sure that the slide-rail assemblies fit correctly, replace the existing outer slide-rails with the new rails that come with thereplacement console unit.4. Installing the replacement console unit in the rackRemoving the rack doors and side panels might make removal of the existing console unit and installation ofthe replacement easier. See the documentation that comes with the rack for additional information.Removing the console unit from the rackTo remove the console unit from the rack, complete the following steps:Step 1. If a console switch is installed behind the console unit, remove the console switch from the rack.Step 2. Turn off the display and disconnect the power cord from the short jumper cord on the cable-management arm from the electrical outlet or power distribution unit (PDU). Disconnect from theserver or console switch any cables that are connected to the console unit (keyboard-and-mouse,video, and power cables).Step 3. Close the flat-panel display.Step 4. Remove the console unit from the rack:a. Remove the thumbscrew that attaches the cable-management arm to the outer slide-railbracket. Slide the C-channel on the cable-management arm completely away from the bracketon the console unit.ThumbscrewCable-management armL012Chapter 4. Hardware maintenance information 41