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Installing the Chassis in a Four-Post Rack
Installing the Chassis in a Four-Post Rack
Before you install the chassis, be sure that the rack is fully secured to the data center floor.
Installing the Switch using the N9K-C9300-RMK Rack-mount Kit
Attaching the Bottom-Support Rails to the Rack
The switch chassis that you are installing ships with two adjustable bottom-support rails that you can attach
to a four-post rack to hold the chassis. Each of these bottom-support rails has two pieces—one that slides into
the other so that you can adjust them to fit racks with front and rear mounting posts that are spaced less than
36 inches (91 cm). On each bottom-support rail, the rail half that slides into the other rail includes a chassis
stop that fits into the module end of the chassis. Depending on direction of the chassis airflow, you need to
position the rail half with the chassis stop so that the fan and power supply modules end up in the appropriate
aisle as follows:
• Port-side intake (burgundy coloring for fan modules) airflow requires that the bottom-support rail with
• Port-side exhaust (blue coloring for fan modules) airflow requires that the bottom-support rail with the
Warning
Statement 1074 Comply with Local and National Electrical Codes
To reduce risk of electric shock or fire, installation of the equipment must comply with local and national
electrical codes.
Before you begin
Before you can install the bottom support rails for the chassis, you must do the following:
• Verify that a four-post rack or cabinet is installed.
• If any other devices are stored in the rack or cabinet, verify that the heavier switches are installed below
• Verify that the bottom-support rails kit is included in the switch accessory kit.
• Verify that you have 8 screws for attaching the bottom support brackets to the racks (typically M6 x 10
Cisco Nexus 9396TX NX-OS Mode Switch Hardware Installation Guide
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the chassis stop be located on the hot aisle side of the rack.
chassis stop be located on the cold aisle side of the rack.
lighter switches.
mm screws or the screw appropriate for the vertical mounting rails on the rack.
Installing the Chassis
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