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Cisco CGS 2520 Hardware Installation Guide
78-19377-02
CONTENTS
Preface vii
Related Publications i-viii
Obtaining Documentation and Submitting a Service Request i-viii
CHAPTER
1Product Overview 1-1
Switch Models 1-1
Cable Side 1-2
10/100 Fast Ethernet Ports 1-3
PoE Ports 1-3
Dual-Purpose Ports 1-4
SFP Modules 1-4
SFP Module Patch Cable 1-5
Power-Input Terminal 1-6
Alarm Ports 1-6
Alarm Input 1-6
Alarm Output 1-6
Management Ports 1-6
LEDs 1-7
Switch Panel LEDs 1-8
System LED 1-8
Power Supply Module LEDs 1-9
Alarm LEDs 1-9
Console LEDs 1-9
Port LEDs 1-10
PoE LED 1-10
Dual-Purpose Port LEDs 1-10
SD Flash Memory Card LED 1-10
SD Flash Memory Card 1-11
Power Supply Side 1-11
Power Supply-Side LEDs 1-12
Power Supply Features 1-13
Management Options 1-13
Network Configurations 1-14