Installing The Chassis In The Air Plenum - Cisco ASR 903 Installation Manual

Installing the Router in a Rack
Figure 3-4
Figure 3-5
Install the 8 or 12 (4 or 6 per side) 12-24 x 3/4-inch or 10-32 x 3/4-inch screws through the holes in the
Step 3
bracket and into the threaded holes in the equipment rack posts.
Step 4 Use a tape measure and level to verify that the chassis is installed straight and level.

Installing the Chassis in the Air Plenum

Note Ensure that the router is not installed in the Air Plenum while mounting it on the rack.
For instructions on mounting the air plenum on the rack, (see
Position the chassis so that the rear of the chassis is at the front of the plenum. See
Step 1
Slide the chassis into the plenum so that the front of the chassis is in flush with the mounting rails and
Step 2
brackets.
Cisco ASR 903 Router Hardware Installation Guide
3-4
Installing the Chassis to support the Japanese JIS Rack Standard
Installing the Chassis in a 300 mm ETSI Cabinet
Chapter 3 Installing the Cisco ASR 903 Router
Table A-2).
Figure 3-6.
OL-25178-03