Cisco ASR 903 Hardware Installation Guide

Temperature Sensors on the A900 RSP1 and A900 RSP2 modules 48
Temperature Sensors on the A900 RSP3 modules 48
Serial Number Label Location 49
Interface Numbering 49
Regulatory Compliance 51
CHAPTER 2 Preparing for Installation 53
Safety Guidelines 53
Standard Warning Statements 53
Safety Guidelines for Personal Safety and Equipment Protection 56
Safety Precautions for Module Installation and Removal 56
Safety with Electricity 57
Power Supply Considerations 62
Preventing ESD Damage 62
Site Planning 63
General Precautions 63
Site Planning Checklist 63
Site Selection Guidelines 64
Environmental Requirements 64
Physical Characteristics 64
Air Flow Guidelines 65
Air Flow Guidelines for Enclosed Rack Installation 66
Floor Loading Considerations 66
Site Power Guidelines 66
Electrical Circuit Requirements 68
Site Cabling Guidelines 69
Asynchronous Terminal Connections 69
Interference Considerations 69
Electromagnetic Interference 70
Radio Frequency Interference 70
Lightning and AC Power Fault Interference 70
Rack-Mounting Guidelines 70
Precautions for Rack-Mounting 70
Rack Selection Guidelines 71
Equipment Rack Guidelines 71
Cisco ASR 903 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