System installation and setupInstalling the hardwareInstalling the hardwareYou need to install your system in a 4-post rack or Lenovo system cabinet, as applicable.Install the rail kits, as needed. DM/DE Series 2U24, 3U, 4U rail kit installation instructionsInstall and secure your system using the instructions included with the rail kit.AttentionYou need to be aware of the safety concerns associated with the weight of the system.Attach cable management devices (as shown).Place the bezel on the front of the system.Give documentation feedback