Juniper EX4500 Series Installation instructions

EX4500 Switch Hardware Guide
Published
2020-12-15

Juniper Networks, Inc.
1133 Innovation 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 respective 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 publication without notice.
EX4500 Switch Hardware Guide
Copyright © 2020 Juniper Networks, Inc. All rights reserved.
The information in this document is current as of the date on the title page.
YEAR 2000 NOTICE
Juniper Networks hardware and software products are Year 2000 compliant. Junos OS has no known time-related
limitations through the year 2038. However, the NTP application is known to have some difficulty in the year 2036.
END USER LICENSE AGREEMENT
The Juniper Networks product that is the subject of this technical documentation consists of (or is intended for use with)
Juniper Networks software. Use of such software is subject to the terms and conditions of the End User License Agreement
(“EULA”) posted at https://support.juniper.net/support/eula/. By downloading, installing or using such software, you
agree to the terms and conditions of that EULA.
ii

Table of Contents
About the Documentation | xii
Documentation and Release Notes | xii
Using the Examples in This Manual | xii
Merging a Full Example | xiii
Merging a Snippet | xiv
Documentation Conventions | xiv
Documentation Feedback | xvii
Requesting Technical Support | xvii
Self-Help Online Tools and Resources | xviii
Creating a Service Request with JTAC | xviii
Overview
1
EX4500 System Overview | 20
EX4500 Switches Hardware Overview | 20
Benefits of the EX4500 Switch | 21
Software | 21
EX4500 Switches First View | 21
Intraconnect Module and Virtual Chassis Module | 23
Virtual Chassis | 23
Uplink Modules | 24
Power Supplies | 24
EX4500 Switch Models | 25
Identifying EX4500 Switch Models | 28
EX4500 Switch Hardware and CLI Terminology Mapping | 30
Chassis Physical Specifications for EX4500 Switches | 33
iii

Field-Replaceable Units in EX4500 Switches | 34
EX4500 Chassis | 35
Front Panel of an EX4500 Switch | 35
Rear Panel of an EX4500 Switch | 36
LCD Panel in EX4500 Switches | 38
LCD Panel Modes | 39
LCD Panel Menus | 40
Virtual Chassis Module in EX4500 Switches | 44
Chassis Status LEDs in EX4500 Switches | 46
Management Port LEDs in EX4500 Switches | 47
Uplink Modules in EX4500 Switches | 48
Intraconnect Module in EX4500 Switches | 50
Network Port and Uplink Module Port LEDs in EX4500 Switches | 52
EX4500 Cooling System | 54
Fan Tray | 54
Airfow Direction in EX4500 Switch Models | 55
Front-to-Back Airflow | 55
Back-to-Front Airflow | 56
EX4500 Power System | 58
AC Power Supply in EX4500 Switches | 58
AC Power Supply LEDs in EX4500 Switches | 60
AC Power Supply Specifications for EX4500 Switches | 61
AC Power Cord Specifications for an EX4500 Switch | 62
DC Power Supply in EX4500 Switches | 66
DC Power Supply LEDs in EX4500 Switches | 67
DC Power Specifications for EX4500 Switches | 68
iv

Site Planning, Preparation, and Specifications
2
Site Preparation Checklist for EX4500 Switches | 71
EX4500 Site Guidelines and Requirements | 72
Environmental Requirements and Specifications for EX Series Switches | 73
General Site Guidelines | 78
Site Electrical Wiring Guidelines | 78
Rack Requirements | 79
Cabinet Requirements | 80
Clearance Requirements for Airflow and Hardware Maintenance for EX4500 Switches | 81
Grounding Cable and Lug Specifications for EX4500 Switches | 83
EX4500 Network Cable and Transceiver Planning | 84
Pluggable Transceivers Supported on EX4500 Switches | 84
SFP+ Direct Attach Copper Cables for EX Series Switches | 85
Cable Specifications | 85
List of DAC Cables Supported on EX Series Switches | 86
Standards Supported by These Cables | 86
Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation, and
Dispersion | 87
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable | 87
Attenuation and Dispersion in Fiber-Optic Cable | 87
Calculating the Fiber-Optic Cable Power Budget for EX Series Devices | 88
Calculating the Fiber-Optic Cable Power Margin for EX Series Devices | 89
EX4500 Management Cable Specifications and Pinouts | 91
Management Cable Specifications | 91
Console Port Connector Pinout Information | 92
USB Port Specifications for an EX Series Switch | 92
RJ-45 Management Port Connector Pinout Information | 93
RJ-45 Port, SFP Port, SFP+ Port, QSFP+ Port, and QSFP28 Port Connector Pinout
Information | 94
RJ-45 to DB-9 Serial Port Adapter Pinout Information | 98
Virtual Chassis Ports Connector Pinout Information for EX4500 Switches | 99
v

EX4500 Virtual Chassis | 103
Understanding EX4200, EX4500, and EX4550 Virtual Chassis Hardware Configurations | 103
Ports Used to Interconnect Virtual Chassis Members | 104
Number of Switches, Required Software Releases, and Member Roles That You Configure
in the Virtual Chassis | 104
Virtual Chassis Module | 106
Switch Role and Member ID on the LCD Panel | 106
Planning EX4200, EX4500, and EX4550 Virtual Chassis | 107
Initial Installation and Configuration
3
Unpacking and Mounting an EX4500 Switch | 111
Unpacking an EX4500 Switch | 111
Parts Inventory (Packing List) for an EX4500 Switch | 112
Register Products—Mandatory to Validate SLAs | 113
Installing and Connecting an EX4500 Switch | 114
Mounting an EX4500 Switch | 114
Mounting an EX4500 Switch on Two Posts in a Rack or Cabinet | 115
Mounting an EX4500 Switch on Four Posts in a Rack or Cabinet | 117
Mounting an EX4500 Switch in a Recessed Position in a Rack or Cabinet | 120
Connecting the EX4500 to Power | 121
Connect Earth Ground to an EX Series Switch | 121
Parts and Tools Required for Connecting an EX Series Switch to Earth Ground | 122
Special Instructions to Follow Before Connecting Earth Ground to an EX Series Switch | 126
Connecting Earth Ground to an EX Series Switch | 127
Connecting AC Power to an EX4500 Switch | 128
Connecting DC Power to an EX4500 Switch | 131
Connecting the EX4500 to the Network | 135
Install a Transceiver | 136
Connect a Fiber-Optic Cable | 138
Connecting the EX4500 to External Devices | 140
Connect a Device to a Network for Out-of-Band Management | 140
Connect a Device to a Management Console Using an RJ-45 Connector | 141
vi

Configuring Junos OS on the EX4500 | 142
EX4500 Default Configuration | 142
Connecting and Configuring an EX Series Switch (CLI Procedure) | 149
Connecting and Configuring an EX Series Switch (J-Web Procedure) | 153
Configuring the LCD Panel on EX Series Switches (CLI Procedure) | 157
Disabling or Enabling Menus and Menu Options on the LCD Panel | 158
Configuring a Custom Display Message | 159
Dashboard for EX Series Switches | 160
Graphical Chassis Viewer | 161
System Information Panel | 163
Health Status Panel | 166
Capacity Utilization Panel | 170
Alarms Panel | 171
File System Usage | 171
Chassis Viewer | 171
Maintaining Components
4
Maintaining the Cooling System in an EX4500 Switch | 190
Removing a Fan Tray from an EX4500 Switch | 190
Installing a Fan Tray in an EX4500 Switch | 192
Maintaining the Power System in an EX4500 Switch | 193
Replacing Redundant AC Power Supplies in an EX4500 Switch Without Disrupting Switch
Functions | 194
Replacing the Power Supply in the Top Slot | 195
Replacing the Power Supply in the Bottom Slot | 198
Removing an AC Power Supply from an EX4500 Switch | 199
Installing an AC Power Supply in an EX4500 Switch | 201
Removing a DC Power Supply from an EX4500 Switch | 202
Installing a DC Power Supply in an EX4500 Switch | 204
Maintaining EX4500 Uplink Module | 206
Removing an Uplink Module from an EX4500 Switch | 206
Installing an Uplink Module in an EX4500 Switch | 207
vii

Maintaining EX4500 Intraconnect Module | 210
Removing an Intraconnect Module from an EX4500 Switch | 210
Installing an Intraconnect Module in an EX4500 Switch | 213
Maintaining EX4500 Virtual Chassis Module | 215
Removing a Virtual Chassis Module from an EX4500 Switch | 215
Installing a Virtual Chassis Module in an EX4500 Switch | 218
Maintaining EX4500 Virtual Chassis Cable | 221
Disconnecting a Virtual Chassis Cable from an EX4500 Switch | 221
Connecting a Virtual Chassis Cable to an EX4500 Switch | 223
Maintain Transceivers | 224
Remove a Transceiver | 224
Remove a QSFP28 Transceiver | 227
Install a Transceiver | 229
Install a QSFP28 Transceiver | 231
Maintain Fiber-Optic Cables | 233
Connect a Fiber-Optic Cable | 233
Disconnect a Fiber-Optic Cable | 234
How to Handle Fiber-Optic Cables | 235
Removing the EX4500 Switch | 236
Powering Off an EX4500 Switch | 237
Removing an EX4500 Switch from a Rack or Cabinet | 238
Troubleshooting Hardware
5
Troubleshooting EX4500 Components | 241
Understand Alarm Types and Severity Levels on EX Series Switches | 241
Chassis Component Alarm Conditions on EX4500 Switches | 243
Check Active Alarms with the J-Web Interface | 247
Monitor System Log Messages | 249
Troubleshooting the Boot Process on EX4500 Switches | 253
Troubleshoot Temperature Alarms in EX Series Switches | 254
viii

Contacting Customer Support and Returning the Chassis or Components
6
Returning an EX4500 Switch or Component for Repair or Replacement | 261
Returning an EX4500 Switch or Component for Repair or Replacement | 261
Locating the Serial Number on an EX4500 Switch or Component | 262
Listing the Switch and Components Details with the CLI | 262
Locating the Chassis Serial Number ID Label on an EX4500 Switch | 263
Locating the Serial Number ID Labels on FRUs in an EX4500 Switch | 263
Contact Customer Support to Obtain Return Material Authorization | 265
Packing an EX4500 Switch or Component for Shipping | 266
Packing an EX4500 Switch for Shipping | 266
Packing EX4500 Switch Components for Shipping | 268
Safety and Compliance Information
7
General Safety Guidelines and Warnings | 271
Definitions of Safety Warning Levels | 272
Qualified Personnel Warning | 275
Warning Statement for Norway and Sweden | 276
Fire Safety Requirements | 276
Fire Suppression | 276
Fire Suppression Equipment | 276
Installation Instructions Warning | 278
Chassis and Component Lifting Guidelines | 278
Restricted Access Warning | 280
Ramp Warning | 282
Rack-Mounting and Cabinet-Mounting Warnings | 283
Grounded Equipment Warning | 289
ix

Radiation from Open Port Apertures Warning | 290
Laser and LED Safety Guidelines and Warnings | 291
General Laser Safety Guidelines | 291
Class 1 Laser Product Warning | 292
Class 1 LED Product Warning | 293
Laser Beam Warning | 294
Maintenance and Operational Safety Guidelines and Warnings | 294
Battery Handling Warning | 296
Jewelry Removal Warning | 297
Lightning Activity Warning | 299
Operating Temperature Warning | 300
Product Disposal Warning | 302
General Electrical Safety Guidelines and Warnings | 303
Action to Take After an Electrical Accident | 304
Prevention of Electrostatic Discharge Damage | 305
AC Power Electrical Safety Guidelines | 306
AC Power Disconnection Warning | 308
DC Power Electrical Safety Guidelines | 309
DC Power Disconnection Warning | 310
DC Power Grounding Requirements and Warning | 312
DC Power Wiring Sequence Warning | 314
DC Power Wiring Terminations Warning | 317
Multiple Power Supplies Disconnection Warning | 320
TN Power Warning | 321
Agency Approvals for EX Series Switches | 321
Compliance Statements for EMC Requirements for EX Series Switches | 322
Canada | 323
Taiwan | 324
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