Cisco ASR 9901 Hardware Installation Guide

Figure 67: Correct Lifting Positions
Do not grasp air inlet or exhaust when lifting the router chassis.
Caution
Step 3 Position the chassis until the rack-mounting flanges are flush against the mounting rails on the rack.
Step 4 Hold the chassis in position against the mounting rails while the second person finger-tightens a screw to the
rack rails on each side of the chassis.
Step 5 Finger-tighten two more screws to the rack rails on each side of the chassis. Space the screws evenly between
the top and bottom of the chassis (see the figure below).
Step 6 Fully tighten all the screws on the chassis mounting flanges and bracket flanges (each side) to secure the
chassis to the rack rails.
Cisco ASR 9901, ASR 9001, and ASR 9001-S Routers Hardware Installation Guide
58
Unpacking and Installing the Chassis
Installing the Chassis in a Two-Post Rack

Cisco ASR 9901 Specifications

General

Chassis Height	1 RU
Rack Mounting	Yes
Redundancy	Yes
Operating System	Cisco IOS XR
Switching Capacity	Up to 1.2 Tbps
Memory	16 GB
Power Supply	Dual redundant AC or DC
Interfaces	10GE, 100GE
Operating Temperature	0 to 40°C (32 to 104°F)
Input Voltage	100-240V AC
Power Consumption	Varies based on configuration
Storage	64 GB SSD
Humidity	5% to 95% (non-condensing)