Cisco ASR 903 Installation Guide

Step 3 Secure the brackets to the patch panel with the screws removed when performing Step 3. The recommended maximum
torque is 28 in.-lb (3.16 N-m).
Step 4 Position the cable management guides against the mounting brackets on the patch panel, see the figure below.
Figure 94: Patch Panel Front View with Brackets and Guides
Figure 95: Patch Panel Rear View with Brackets and Guides
Step 5 Secure the guides to the brackets with the screws. The recommended maximum torque is 28 in.-lb (3.16 N-m).
Step 6 Position the patch panel with brackets and guide onto the rack and secure with screws provided. The recommended
maximum torque is 28 in.-lb (3.16 N-m), see the figure below.
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
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Installing the Cisco ASR 903 Router
Installing Patch Panel

Cisco ASR 903 Specifications

General

Form Factor	Modular
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Humidity	5% to 95% non-condensing
Redundancy	Yes, redundant power supplies and route processors
Operating System	Cisco IOS XE
Power Supply	AC or DC
Switching Capacity	240 Gbps
Operating Temperature	-40°C to 65°C (-40°F to 149°F)
MTBF	200, 000 hours
Supported Protocols	IPv4, IPv6, MPLS, L2VPN, L3VPN
Interfaces	Gigabit Ethernet, 10 Gigabit Ethernet, T1/E1