C H A P T E R 5 Maintaining The Cisco Ubr10012 Router; Shutting Down The System; Required Maintenance Tools; Removing And Replacing The Front Cover - Cisco Universal Broadband Router uBR10012 Hardware Installation Manual

Shutting Down the System

Cisco recommends that you create a duplicate PC media card that contains the current boot software
Caution
image and the current software configuration. You can use the backup card to quickly recover from a
major system failure. You can also use a backup card to load a new PRE module and avoid the
time-consuming reconfiguration process. For instructions to create a backup PC media card, refer to the
Cisco uBR10012 Router Software Configuration
Shutting Down the System
Although most components in the Cisco uBR10012 router are hot-swappable, you may have to shut
down the system under certain circumstances. Use the following procedure to shut down the system.
Notify appropriate personnel that you plan to shut down the system and that the shutdown results in total
Step 1
loss of service. Appropriate personnel includes the regional alarm or network monitoring center, central
office personnel, and key customers.
Step 2 Before you shut down the router, use the copy command to save any configuration changes to the
NVRAM, and also, if you want, to a PC media card. For instructions on using the copy command, see
Cisco uBR10012 Universal Broadband Router Software Configuration Guide.
Power down the system by setting the power switch on all PEMs to the Standby (0) position.
Step 3
If you are also using the optional AC-input power shelf, also disconnect the AC power cord for each of
Step 4
the AC-input power modules from the power outlet.
This unit has more than one power supply connection; all connections must be removed completely
Warning
to completely remove power from the unit. Statement 102

Required Maintenance Tools

The only tools required to perform the maintenance procedures described in this chapter are:
•
•
•

Removing and Replacing the Front Cover

The Cisco uBR10012 router is equipped with a plastic front cover that ensures proper airflow through
the system and protects the cables and connectors from damage. The following procedures describe how
to remove and replace the front cover.
Cisco uBR10012 Universal Broadband Router Hardware Installation Guide
5-2
A Number 2 Phillips screwdriver
A flat-blade screwdriver
An electrostatic discharge (ESD) grounding strap
Chapter 5 Maintaining the Cisco uBR10012 Router
Guide.
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