Installing The Switch Using The N9K-C9300-Rmk Rack-Mount Kit; Attaching The Bottom-Support Rails To The Rack - Cisco Nexus 3400 Series Hardware Installation Manual

Installing the Switch using the N9K-C9300-RMK Rack-mount Kit

Step 7 If you attached a grounding wire to the chassis grounding pad, connect the other end of the wire to the facility ground.
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
Cisco Nexus 3400 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.
Installing the Chassis