Cisco ASR 903 Installation Guide

Preparing for Installation 47
CHAPTER 2
Safety Guidelines 47
Standard Warning Statements 47
Safety Guidelines for Personal Safety and Equipment Protection 50
Safety Precautions for Module Installation and Removal 50
Safety with Electricity 51
Power Supply Considerations 56
Preventing ESD Damage 56
Site Planning 57
General Precautions 57
Site Planning Checklist 57
Site Selection Guidelines 58
Environmental Requirements 58
Physical Characteristics 58
Air Flow Guidelines 58
Air Flow Guidelines for Enclosed Rack Installation 59
Floor Loading Considerations 60
Site Power Guidelines 60
Electrical Circuit Requirements 62
Site Cabling Guidelines 62
Asynchronous Terminal Connections 63
Interference Considerations 63
Rack-Mounting Guidelines 64
Precautions for Rack-Mounting 64
Rack Selection Guidelines 64
Equipment Rack Guidelines 65
Installation Checklist 66
Creating a Site Log 66
Receiving the Cisco ASR 903 Router 67
Chassis-Lifting Guidelines 67
Tools and Equipment 68
Unpacking and Verifying the Shipped Contents 69
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
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Contents

Cisco ASR 903 Specifications

General

Brand	Cisco
Model	ASR 903
Category	Network Router
Language	English