Cisco ASR 920 series

1
Cisco ASR 920 Series Aggregation Services Router Hardware Installation Guide
OL-32751-01
CONTENTS
Preface 5
CHAPTER 1 Cisco ASR 920 Series Aggregation Services Router Overview 1-1
Cisco ASR 920 Router Features 1-1
GigabitEthernet Copper Ports 1-2
GE SFP Ports 1-2
SFP+ Ports 1-2
External Interfaces 1-6
Network Interfaces 1-6
Network Timing Interfaces 1-6
External Alarm Inputs 1-6
Management Interfaces 1-6
Power Supply and Fans 1-8
LED Indicators 1-8
Online Insertion and Removal 1-12
Licensing the Cisco ASR 920 Router 1-12
CHAPTER 2 Preparing for Installation 2-1
Safety Guidelines 2-1
Standard Warning Statements 2-2
Safety Guidelines for Personal Safety and Equipment Protection 2-3
Safety Precautions for Module Installation and Removal 2-3
Safety with Electricity 2-3
Power Supply Considerations 2-8
Preventing ESD Damage 2-8
Site Planning 2-9
General Precautions 2-9
Site Planning Checklist 2-9
Site Selection Guidelines 2-10
Environmental Requirements 2-10
Physical Characteristics 2-10
Air Flow Guidelines 2-11
Air Flow Guidelines for ETSI Rack Installation 2-13