Cisco ASR 903 Installation Instructions

Step 3
Pull the fan tray backward toward you no more than 1 inch to disengage it from the power receptacle on the midplane,
as shown in this figure .
Figure 15: Fan Tray Removal
The fans might still be turning when you remove the fan assembly from the chassis. Keep fingers, screwdrivers,
and other objects away from the openings in the fan assembly’s housing. Statement 263
Danger
Step 4
Wait at least 5 seconds to allow the fans to stop spinning. Then, pull the fan tray backward toward you and out of the
chassis.
As the fan tray slides out the chassis, support the bottom of the fan tray with one hand and keep your other hand on the
fan tray handle. To install the new fan tray, follow the steps in the Installing the Fan Tray, on page 31 section.
Installing and Removing an RSP Module
Follow these steps on handling an RSP module in the Cisco ASR 903 Router as a satellite shelf:
Installing an RSP Module
To install an RSP module in the router chassis, perform the following steps:
Cisco ASR 9000 Series Aggregation Services Router Satellite Systems Installation Guide
34
Installing the Cisco ASR 903 Router as a Satellite Shelf
Installing and Removing an RSP Module

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