Cisco 3900 series User Manual

3-8
Cisco 2900 and 3900 Series Hardware Installation
OL-18712-01
Chapter 3 Installing and Connecting the Router
Installing the Router
Figure 3-7 Bracket Installation for Center-Back Mounting
Attaching Rack-Mount Brackets to Cisco 3900 Series Routers
Attach the mounting brackets to the router chassis as shown in Figure 3-8 through Figure 3-11, using the
screws provided.
Caution Do not over torque the screws. The recommended torque is 8 to 10 inch-lb (0.9 to 1.12 N-m).
Attach the second bracket to the opposite side of the chassis. Use a number-2 Phillips screwdriver to
install the number-6 bracket screws.
Caution Your chassis installation must allow unrestricted airflow for chassis cooling.
Figure 3-8 Bracket Installation for Front Mounting
1 23-inch SBC brackets 2 19-inch EIA brackets
DO NOT REMOVE DURING
NETWORK OPERATION
DO NOT REMOVE DURING
NETWORK OPERATION
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1 23-inch EIA brackets 2 19-inch EIA brackets
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Cisco 3900 Series
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Cisco 3900 series Specifications

General

Brand	Cisco
Model	3900 series
Category	Network Router
Language	English