CHAPTER
5-1
Cisco ASR 9001 and Cisco ASR 9001-S Routers Hardware Installation Guide
OL-26701-02
5

Replacing Cisco ASR 9001 Router Components

The router is equipped as ordered and is ready for installation and startup when it is shipped. As network
requirements change, you may need to upgrade the system by adding or changing components. This
chapter describes how to maintain router components.
Procedures for maintaining the router are described in these sections:
Prerequisites and Preparation, page 5-1
Removing and Replacing the Fan Tray, page 5-2
Removing and Replacing AC or DC Power System Components, page 5-3
Removing a Chassis from the Equipment Rack, page 5-5
Installing a Replacement Chassis in the Equipment Rack, page 5-6

Prerequisites and Preparation

Before you perform any of the procedures in this chapter, be sure that you:
Review the “Safety Guidelines” section on page 1-2.
Read the safety and ESD-prevention guidelines described in the “Compliance and Safety
Information” section on page 1-3.
Ensure that you have all the necessary tools and equipment before beginning the procedure.
Have access to these documents during the installation:
Regulatory Compliance and Safety Information for the Cisco ASR 9000 Aggregation Services
Router publication that shipped with the router.

Field Replaceable Units

These components are field replaceable units (FRUs):
Chassis
Power modules
Fan tray
Gigabit Ethernet small form-factor pluggable transceiver modules (SFPs)
10-Gigabit Ethernet small form-factor pluggable transceiver modules (XFPs)