Cisco CISCO1721 Installation Guide download pdf (Page 36)

Chapter 2 Installation

Installing WICs

2-4

Cisco 1721 Router Hardware Installation Guide

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Installing WICs

The Cisco 1721 router supports one or two Cisco WAN interface cards (WICs).

Each card has one or two WAN ports. This section describes the general procedure

for installing a card in the Cisco 1721 router.

Note For details on specific WICs, how to connect the card to the WAN line, and

how to configure the interface with Cisco IOS software, refer to the

Cisco WAN Interface Cards Hardware Installation Guide that came with the

card(s).

Safety Information

This section lists safety warnings that you should be aware of before installing

WICs in the router.

Warning

Only trained and qualified personnel should be allowed to install or replace

this equipment. (To see translated versions of this warning, refer to the

Regulatory Compliance and Safety Information for Cisco 1700 Routers

document that came with the router.)

Warning

Before working on equipment that is connected to power lines, remove

jewelry (including rings, necklaces, and watches). Metal objects will heat

up when connected to power and ground and can cause serious burns or

weld the metal object to the terminals. (To see translated versions of this

warning, refer to the Regulatory Compliance and Safety Information for

Cisco 1700 Routers document that came with the router.)

Warning

Do not work on the system or connect or disconnect cables during periods

of lightning activity. (To see translated versions of this warning, refer to the

Regulatory Compliance and Safety Information for Cisco 1700 Routers

document that came with the router.)

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Cisco CISCO1721 Installation Guide Page 36