3-3
Cisco7609 Internet Router Installation Guide
OL-5079-04
Chapter3 Installing the Cisco 7609 In ternet Router
Installing the Rack-Mount Kit
Installing the Rack-Mount Kit
This section describes how to install the rack-mount kit provided in the
accessories box. The kit contains a shelf bracket and crossbar assembly that
attaches directly to the rack and Lbrackets that attach to the chassis.
Open the rack-mount kit and use the checklist in Table 3-1 to verify that all parts
are included.

Rack-Mounting Guidelines

Before rack-mounting the Cisco 7609 Internet Router, ensure that the equipment
rack complies with the following guidelines:
•The width of the rack, measured between the two front mounting strips or
rails, must be 17.75 inches (45.09 cm).
•The depth of the rack, measured between the front and rear mounting strips,
must be at least 19.25 inches (48.9 cm) but not more than 32 inches
(81.3 cm).
•The rack must have sufficient vertical clearance to insert the chassis. The
chassis height for the Cisco 7609 Internet Router is 33.5 inches (85.1 cm)
(20 RU).
Table3-1 Rack-MountKit Checklist
Part Description Received
L brackets
M3 Phillips countersunk-head screws
M4 Phillips countersunk-head screws
12-24 x 3/4-inch Phillips binder-head screws
10-32 x 3/4-inch Phillips binder-head screws
Shelf brackets
Crossbar bracket
M3 Phillips pan-head screws