ThinkSystem E2 enclosure short rail kitRead guidelines firstReview the documentation that comes with the rack for safety and cabling information. Before you install theserver in a rack, read the following guidelines:• Two or more people are required to install 2U/4U or larger devices in a rack.• Some illustrations might differ from your server. All types of server are removed and installed in a similarmanner.• See the Maintenance Manual for the maximum room air temperature.• Install the server only in a rack that has perforated doors.• Do not block any air vents, usually 15 cm (6 inches) of air space provides proper airflow.• Plan the device installation starting from the bottom of the rack.• Install the heaviest device in the bottom of the rack.• Do not leave open space above or below an installed server in your rack. To help prevent damage toserver components, always install a filler panel to cover the open space and to help ensure proper aircirculation.• Do not extend more than one device out of the rack at the same time.• Do not place any objects on the top of the rack-mounted devices.• Connect all power cords to properly wired and grounded electrical outlets.• Do not overload the power outlet when installing multiple devices in the rack.• Remove the rack doors and side panels to provide easier access during installation.• Install the server in a rack that meets the following requirements:– Minimum depth of 70 mm (2.76 inches) between the front mounting flange and inside of the front door.– Minimum depth of 190 mm (7.48 inches) between the rear mounting flange and inside of the rear door.– The maximum distance between the front and the rear EIA flange of the rack is 810 mm (31.9 inches).– If you want to install the rails and a 0U PDU into the same rack, the rack must be 42U or higher.Safety noticeCAUTION:Make sure the rails support your server model and usesafe practices when lifting11