Installing The Shelf Bracket Kit Into A Four-Post Eia Rack - Cisco MDS 9396S Hardware Installation Manual

Before Installing the Shelf Brackets
To install the shelf brackets in a Telco rack, follow these steps:
Step 1 Position a shelf bracket inside a rack-mounting rail as shown in the above figure and align the screw holes at the front
of the shelf bracket with the holes in the rack-mounting rail. Then attach the shelf bracket to the rack-mounting rail using
a minimum of four 12-24 or 10-24 screws.
The bottom hole of the shelf bracket should align with the bottom hole of a rack unit on the rack-mounting rail
Note
(the hole immediately above the 1/2 in. spacing).
Step 2 Repeat with the other shelf bracket.
Step 3 Verify that the shelf brackets are at the same height (using the level or tape measure as desired).
Step 4 Attach the crossbar to the rear of the shelf brackets as shown in the above figure, using the 10-32 screws.

Installing the Shelf Bracket Kit into a Four-Post EIA Rack

The following figure shows the installation of the shelf bracket kit into a four-post EIA rack.
Figure 16: Installing the Shelf Bracket Kit into an EIA Rack
To install the shelf brackets in an EIA rack, follow these steps:
Step 1 Position a shelf bracket inside the rack-mounting rails as shown in the above figure. Align the screw holes at the front
of the shelf bracket with the holes in the front rack-mounting rail. Then attach the shelf bracket to the front rack-mounting
rail using a minimum of four 12-24 or 10-24 screws.
The bottom hole of the shelf bracket should align with the bottom hole of a rack unit on the rack-mounting rail
Note
(the hole immediately above the 1/2 in. spacing).
Cisco MDS 9396S Multilayer Fabric Switch Hardware Installation Guide
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Cabinet and Rack Installation