Contents

 

Humidity

5-3

 

 

 

Altitude

5-3

 

 

 

Dust and Particles

5-4

 

 

Corrosion 5-4

 

 

 

Electrostatic Discharge 5-4

 

 

Electromagnetic and Radio Frequency Interference 5-5

 

Magnetism 5-6

 

 

 

Power Source Interruptions

5-6

 

Using Power Protection Devices

5-7

 

Surge Protectors

5-7

 

 

Line Conditioners

5-8

 

 

Uninterruptible Power Supplies 5-8

 

Specifications

 

 

 

A P P E N D I X A

A-1

 

 

 

Connecting a Modem to the GSS 4490 Console Port B-1

A P P E N D I X B

 

Configuring a Modem

B-2

 

Cabling a Modem to the GSS 4490 B-3

A P P E N D I X C

Regulatory Compliance and EMI

 

 

 

 

 

Class A Warnings C-1

 

 

 

 

 

 

Regulatory Compliance C-2

 

 

 

 

 

 

EMI Class A Warning Statements

C-3

 

 

FCC Class A Warning C-3

 

 

 

 

 

 

Canada Class A Warning

C-3

 

 

 

 

 

CISPR 22 Class A Warning

C-4

 

 

VCCI Class A Notice for Japan

C-4

 

 

Taiwan and Other Traditional Chinese Markets Class A Warning C-4

 

 

Hungary Class A Warning

C-5

 

 

 

 

 

Cisco Global Site Selector 4490 Hardware Installation Guide

 

 

 

 

 

 

78-15755-02

 

 

 

 

vii

 

 

 

 

 

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Cisco Systems 4490 manual Altitude