Juniper EX4600 Istruzioni per l'installazione

EX4600 Switch Hardware Guide

Published

2022-11-30

Juniper Networks, Inc.

1133 Innovaon Way

Sunnyvale, California 94089

USA

408-745-2000

www.juniper.net

Juniper Networks, the Juniper Networks logo, Juniper, and Junos are registered trademarks of Juniper Networks, Inc.

in the United States and other countries. All other trademarks, service marks, registered marks, or registered service

marks are the property of their respecve owners.

Juniper Networks assumes no responsibility for any inaccuracies in this document. Juniper Networks reserves the right

to change, modify, transfer, or otherwise revise this publicaon without noce.

EX4600 Switch Hardware Guide

The informaon in this document is current as of the date on the tle page.

YEAR 2000 NOTICE

Juniper Networks hardware and soware products are Year 2000 compliant. Junos OS has no known me-related

limitaons through the year 2038. However, the NTP applicaon is known to have some diculty in the year 2036.

END USER LICENSE AGREEMENT

The Juniper Networks product that is the subject of this technical documentaon consists of (or is intended for use

with) Juniper Networks soware. Use of such soware is subject to the terms and condions of the End User License

Agreement ("EULA") posted at hps://support.juniper.net/support/eula/. By downloading, installing or using such

soware, you agree to the terms and condions of that EULA.

Table of Contents

About This Guide | ix

Overview

EX4600 System Overview | 2

EX4600 Switch Hardware Overview | 2

EX4600 Switch Models | 5

Understanding Redundancy of EX4600 Switch Components and Funconality | 6

EX4600 Chassis | 7

Chassis Physical Specicaons for an EX4600 Switch | 7

Field-Replaceable Units in an EX4600 Switch | 8

Port Panel of an EX4600 Switch | 9

Access Port and Uplink Port LEDs on an EX4600 Switch | 10

Management Panel of an EX4600 Switch | 13

Chassis Status LEDs on an EX4600 Switch | 16

Expansion Modules for the EX4600 | 18

EX4600-EM-8F | 19

QFX-EM-4Q | 20

EX4600 Cooling System | 21

Cooling System and Airow in an EX4600 Switch | 21

Fan Module LED on an EX4600 Switch | 27

EX4600 Power System | 28

AC Power Supply in an EX4600 Switch | 28

AC Power Supply LEDs on an EX4600 Switch | 31

AC Power Specicaons for an EX4600 Switch | 32

AC Power Cord Specicaons for an EX4600 Switch | 32

iii

DC Power Supply in an EX4600 Switch | 34

DC Power Supply LEDs in EX4600 Switches | 37

DC Power Specicaons for an EX4600 Switch | 38

Grounding Cable and Lug Specicaons for an EX4600 Switch | 39

Site Planning, Preparaon, and Specicaons

Site Preparaon Checklist for an EX4600 Switch | 42

EX4600 Site Guidelines and Requirements | 43

Environmental Requirements and Specicaons for EX Series Switches | 44

General Site Guidelines | 50

Site Electrical Wiring Guidelines | 51

Rack Requirements for an EX4600 Switch | 52

Cabinet Requirements for an EX4600 Switch | 54

Clearance Requirements for Airow and Hardware Maintenance for an EX4600 Switch | 56

EX4600 Network Cable and Transceiver Planning | 57

Determining Interface Support for an EX4600 Switch | 57

Cable Specicaons for QSFP+ Transceivers on EX4600 Series Switches | 58

Network Cable Specicaons for EX4600 Switches | 60

Overview of EX Series Switches: Fiber-Opc Cable Signal Loss, Aenuaon, and Dispersion | 61

Calculate the Fiber-Opc Cable Power Budget for EX Series Devices | 63

Calculang the Fiber-Opc Cable Power Margin for EX Series Devices | 64

EX4600 Management Cable Specicaons and Pinouts | 66

Cable Specicaons for Console and Management Connecons for the EX4600 | 66

USB Port Specicaons for an EX Series Switch | 67

Console Port Connector Pinout Informaon | 68

RJ-45 Management Port Connector Pinout Informaon | 69

Inial Installaon and Conguraon

Unpacking and Mounng an EX4600 Switch | 71

Installing and Connecng an EX4600 Switch | 71

Unpacking an EX4600 Switch | 72

Mounng an EX4600 Switch in a Rack or Cabinet | 73

Before You Begin Rack Installaon | 74

Four Post Procedure | 75

Connecng the EX4600 to Power | 77

Connecng Earth Ground to an EX4600 Switch | 77

Connecng AC Power to an EX4600 Switch | 79

Connecng DC Power to an EX4600 Switch | 81

Connecng the EX4600 to Management Devices | 87

Connect a Device to a Network for Out-of-Band Management | 87

Connect a Device to a Management Console Using an RJ-45 Connector | 88

Connecng EX4600 Switches in a Virtual Chassis | 89

Conguring Junos OS on the EX4600 | 91

Maintaining Components

Maintaining the EX4600 Switch Cooling System | 95

Removing a Fan Module from an EX4600 Switch | 95

Installing a Fan Module in an EX4600 Switch | 96

Maintaining the EX4600 Switch Power System | 98

Removing a Power Supply from an EX4600 Switch | 98

Installing a Power Supply in an EX4600 Switch | 100

Maintaining the Expansion Module in an EX4600 Switch | 102

Removing an Expansion Module from an EX4600 Switch | 102

Installing an Expansion Module in an EX4600 Switch | 104

Maintain Transceivers | 106

Remove a Transceiver | 106

Install a Transceiver | 108

Maintain Fiber-Opc Cables | 111

Connect a Fiber-Opc Cable | 112

Disconnect a Fiber-Opc Cable | 113

How to Handle Fiber-Opc Cables | 113

Removing the EX4600 Switch | 114

Installing and Removing EX4600 Switch Hardware Components | 115

Powering O an EX4600 Switch | 115

Removing an EX4600 Switch from a Rack or Cabinet | 118

Troubleshoong Hardware

Troubleshoong the EX4600 Components | 121

Understand Alarm Types and Severity Levels on EX Series Switches | 121

Interface Alarm Messages | 123

Creang an Emergency Boot Device | 123

Performing a Recovery Installaon | 125

Contacng Customer Support and Returning the Chassis or Components

Returning an EX4600 Chassis or Components | 128

Returning an EX4600 Switch or Component for Repair or Replacement | 128

Locang the Serial Number on an EX4600 Switch or Component | 129

Lisng the Chassis and Component Details Using the CLI | 129

Locang the Chassis Serial Number ID Label on an EX4600 Switch | 131

Locang the Serial Number ID Labels on FRU Components | 131

Contact Customer Support to Obtain a Return Material Authorizaon | 132

Packing an EX4600 Switch or Component for Shipping | 133

Packing an EX4600 Switch for Shipping | 133

Packing EX4600 Switch Components for Shipping | 134

Safety and Compliance Informaon

General Safety Guidelines and Warnings | 137

Denions of Safety Warning Levels | 138

Qualied Personnel Warning | 140

Warning Statement for Norway and Sweden | 140

Fire Safety Requirements | 141

Installaon Instrucons Warning | 142

Chassis and Component Liing Guidelines | 143

Restricted Access Warning | 143

Ramp Warning | 145

Rack-Mounng and Cabinet-Mounng Warnings | 145

Grounded Equipment Warning | 149

Laser and LED Safety Guidelines and Warnings | 150

Radiaon from Open Port Apertures Warning | 153

Maintenance and Operaonal Safety Guidelines and Warnings | 154

General Electrical Safety Guidelines and Warnings | 160

Acon to Take Aer an Electrical Accident | 161

Prevenon of Electrostac Discharge Damage | 162

AC Power Electrical Safety Guidelines | 163

AC Power Disconnecon Warning | 164

DC Power Electrical Safety Guidelines | 165

DC Power Disconnecon Warning | 166

DC Power Grounding Requirements and Warning | 168

DC Power Wiring Sequence Warning | 168

DC Power Wiring Terminaons Warning | 170

Mulple Power Supplies Disconnecon Warning | 171

TN Power Warning | 172

vii

Agency Approvals for EX Series Switches | 173

Compliance Statements for EMC Requirements for EX Series Switches | 174

Compliance Statements for Acousc Noise for EX Series Switches | 178

Statements of Volality for Juniper Network Devices | 178

viii

About This Guide

Use this guide to install hardware and perform inial soware conguraon, roune maintenance, and

troubleshoong for the EX4600 switch. Aer compleng the installaon and basic conguraon

procedures covered in this guide, refer to the Junos OS documentaon for informaon about further

soware conguraon.

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