Juniper EX4500-40F-FB User manual

Complete Hardware Guide for EX4500 Ethernet
Switches
Modified: 2015-06-23
Revision 13
Copyright © 2015, Juniper Networks, Inc.

Juniper Networks, Inc.
1133 Innovation Way
Sunnyvale, California 94089
USA
408-745-2000
www.juniper.net
Juniper Networks, Junos, Steel-Belted Radius, NetScreen, and ScreenOS are registered trademarks of Juniper Networks, Inc. in the United
States and other countries. The Juniper Networks Logo, the Junos logo, and JunosE are trademarks of Juniper Networks, Inc. All other
trademarks, service marks, registered trademarks, 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.
Complete Hardware Guide for EX4500 Ethernet Switches
Copyright © 2015, Juniper Networks, Inc.
All rights reserved.
Revision History
July 2014—Revision 13
March 2014—Revision 12
January 2013—Revision 11
September 2012—Revision 10
September 2012—Revision 9
March 2012—Revision 8
November 2011—Revision 7
September 2011—Revision 6
July 2011—Revision 5
March 2011—Revision 4
December 2010—Revision 3
August 2010—Revision 2
May 2010—Revision 1
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.
SOFTWARE LICENSE
The terms and conditions for using this software are described in the software license contained in the acknowledgment to your purchase
order or, to the extent applicable, to any reseller agreement or end-user purchase agreement executed between you and Juniper Networks.
By using this software, you indicate that you understand and agree to be bound by those terms and conditions.
Generally speaking, the software license restricts the manner in which you are permitted to use the software and may contain prohibitions
against certain uses. The software license may state conditions under which the license is automatically terminated. You should consult
the license for further details.
For complete product documentation, please see the Juniper Networks Web site at www.juniper.net/techpubs.
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
http://www.juniper.net/support/eula.html. By downloading, installing or using such software, you agree to the terms and conditions of
that EULA.
Copyright © 2015, Juniper Networks, Inc.ii

Table of Contents
AbouttheDocumentation..........................................xv
Junos OS Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . xv
Documentation Conventions ......................................xv
DocumentationFeedback........................................xvii
RequestingTechnicalSupport....................................xvii
Self-Help Online Tools and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . xviii
OpeningaCasewithJTAC....................................xviii
Part 1 Switch and Components Overview and Specifications
Chapter1 EX4500SwitchOverview...........................................3
EX4500SwitchesHardwareOverview...................................3
Software .......................................................3
EX4500SwitchesFirstView.......................................4
Intraconnect Module and Virtual Chassis Module . . . . . . . . . . . . . . . . . . . . . . . 5
Virtual Chassis ..................................................6
UplinkModules..................................................6
PowerSupplies..................................................6
EX4500SwitchModels...............................................7
IdentifyingEX4500SwitchModels.....................................10
Chassis Physical Specifications for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . 11
FrontPanelofanEX4500Switch......................................12
RearPanelofanEX4500Switch.......................................13
EX4500 Switch Hardware and CLI Terminology Mapping . . . . . . . . . . . . . . . . . . . 15
Chapter2 Component Descriptions...........................................17
LCDPanelinEX4500Switches........................................17
LCDPanelModes................................................18
LCDPanelMenus................................................19
Chassis Status LEDs in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Field-Replaceable Units in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Network Port and Uplink Module Port LEDs in EX4500 Switches . . . . . . . . . . . . . 24
Management Port LEDs in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
ACPowerSupplyinEX4500Switches..................................27
AC Power Supply LEDs in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
DCPowerSupplyinEX4500Switches..................................30
DC Power Supply LEDs in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Cooling System and Airflow in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 32
FanTray.......................................................33
Airfow Direction in EX4500 Switch Models . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Front-to-BackAirflow............................................34
iiiCopyright © 2015, Juniper Networks, Inc.

Back-to-FrontAirflow............................................34
UplinkModulesinEX4500Switches...................................36
Intraconnect Module in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Virtual Chassis Module in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Chapter3 Component Specifications .........................................41
USB Port Specifications for an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Console Port Connector Pinout Information for an EX Series Switch . . . . . . . . . . 42
RJ-45 to DB-9 Serial Port Adapter Pinout Information for a Switch . . . . . . . . . . . 43
Management Port Connector Pinout Information for an EX4500 Switch . . . . . . . 44
Network Port and Uplink Module Port Connector Pinout Information for EX4500
Switches ......................................................45
Virtual Chassis Ports Connector Pinout Information for EX4500 Switches . . . . . 46
Pluggable Transceivers Supported on EX4500 Switches . . . . . . . . . . . . . . . . . . . 49
SFP+ Direct Attach Cables for EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . 67
CableSpecifications.............................................68
Standards Supported by These Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72
Grounding Cable and Lug Specifications for EX4500 Switches . . . . . . . . . . . . . . . 72
Part 2 Planning for Switch Installation
Chapter4 SitePreparation...................................................77
Site Preparation Checklist for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . 77
GeneralSiteGuidelines..............................................78
SiteElectricalWiringGuidelines.......................................79
Environmental Requirements and Specifications for EX Series Switches . . . . . . . 81
Chapter 5 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Rack Requirements for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Cabinet Requirements for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Clearance Requirements for Airflow and Hardware Maintenance for EX4500
Switches ......................................................87
Chapter6 CableRequirements...............................................91
Network Cable Specifications for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . 91
Understanding EX Series Switches Fiber-Optic Cable Signal Loss, Attenuation,
andDispersion..................................................91
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 92
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 92
Chapter7 PlanningPowerRequirements......................................95
AC Power Supply Specifications for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . 95
DC Power Specifications for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
AC Power Cord Specifications for an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . 96
Calculating the EX Series Switch Fiber-Optic Cable Power Budget . . . . . . . . . . 100
Calculating the EX Series Switch Fiber-Optic Cable Power Margin . . . . . . . . . . . 100
Copyright © 2015, Juniper Networks, Inc.iv
Complete Hardware Guide for EX4500 Ethernet Switches

Chapter8 PlanningtheVirtualChassis.......................................103
Understanding EX4200, EX4500, and EX4550 Virtual Chassis Hardware
Configurations.................................................103
Ports Used to Interconnect Virtual Chassis Members . . . . . . . . . . . . . . . . . . 103
Number of Switches, Required Software Releases, and Member Roles That
You Configure in the Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
VirtualChassisModule..........................................105
Switch Role and Member ID on the LCD Panel . . . . . . . . . . . . . . . . . . . . . . . 106
Planning EX4200, EX4500, and EX4550 Virtual Chassis . . . . . . . . . . . . . . . . . . 106
Part 3 Installing and Connecting the Switch and Switch Components
Chapter9 InstallingtheSwitch...............................................111
Installing and Connecting an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
UnpackinganEX4500Switch........................................112
Parts Inventory (Packing List) for an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . 112
MountinganEX4500Switch.........................................114
Mounting an EX4500 Switch on Two Posts in a Rack or Cabinet . . . . . . . . . . . . . 114
Mounting an EX4500 Switch on Four Posts in a Rack or Cabinet . . . . . . . . . . . . . 116
Mounting an EX4500 Switch in a Recessed Position in a Rack or Cabinet . . . . . 120
Chapter 10 Installing Switch Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Installing and Removing EX4500 Switch Hardware Components . . . . . . . . . . . . 121
Installing an AC Power Supply in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . 122
Installing a DC Power Supply in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . 124
Installing a Fan Tray in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Installing an Uplink Module in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . 127
Installing an Intraconnect Module in an EX4500 Switch . . . . . . . . . . . . . . . . . . . 129
Installing a Virtual Chassis Module in an EX4500 Switch . . . . . . . . . . . . . . . . . . . 131
Connecting a Virtual Chassis Cable to an EX4500 Switch . . . . . . . . . . . . . . . . . . 133
Installing a Transceiver in an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Chapter11 ConnectingtheSwitch............................................137
Connecting Earth Ground to an EX Series Switch . . . . . . . . . . . . . . . . . . . . . . . . . 137
Parts and Tools Required for Connecting an EX Series Switch to Earth
Ground ...................................................138
Special Instructions to Follow Before Connecting Earth Ground to a
Switch....................................................140
Connecting Earth Ground to an EX Series Switch . . . . . . . . . . . . . . . . . . . . . 142
Connecting AC Power to an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Connecting DC Power to an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Connecting a Switch to a Network for Out-of-Band Management . . . . . . . . . . . 149
Connecting a Switch to a Management Console . . . . . . . . . . . . . . . . . . . . . . . . . 150
Connecting a Fiber-Optic Cable to a Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
Chapter 12 Performing Initial Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
EX4500DefaultConfiguration........................................155
Connecting and Configuring an EX Series Switch (CLI Procedure) . . . . . . . . . . . . 161
Connecting and Configuring an EX Series Switch (J-Web Procedure) . . . . . . . . . 164
vCopyright © 2015, Juniper Networks, Inc.
Table of Contents

Part 4 Removing the Switch and Switch Components
Chapter13 RemovingtheSwitch..............................................171
PoweringOffanEX4500Switch.......................................171
Removing an EX4500 Switch from a Rack or Cabinet . . . . . . . . . . . . . . . . . . . . . 173
Chapter14 RemovingSwitchComponents.....................................175
Installing and Removing EX4500 Switch Hardware Components . . . . . . . . . . . . 175
Removing an AC Power Supply from an EX4500 Switch . . . . . . . . . . . . . . . . . . . 176
Replacing Redundant AC Power Supplies in an EX4500 Switch Without
DisruptingSwitchFunctions......................................178
Replacing the Power Supply in the Top Slot . . . . . . . . . . . . . . . . . . . . . . . . . 180
Replacing the Power Supply in the Bottom Slot . . . . . . . . . . . . . . . . . . . . . . 182
Removing a DC Power Supply from an EX4500 Switch . . . . . . . . . . . . . . . . . . . . 183
Removing a Fan Tray from an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
Removing an Uplink Module from an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . 186
Removing an Intraconnect Module from an EX4500 Switch . . . . . . . . . . . . . . . . 188
Removing a Virtual Chassis Module from an EX4500 Switch . . . . . . . . . . . . . . . 190
Disconnecting a Virtual Chassis Cable from an EX4500 Switch . . . . . . . . . . . . . 192
Disconnecting a Fiber-Optic Cable from a Switch . . . . . . . . . . . . . . . . . . . . . . . . 194
Removing a Transceiver from a Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Part 5 Switch and Component Maintenance
Chapter15 RoutineMaintenance.............................................201
Maintaining Fiber-Optic Cables in Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Part 6 Troubleshooting Switch Issues
Chapter 16 Troubleshooting Switch Issues . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Troubleshooting the Boot Process on EX4500 Switches . . . . . . . . . . . . . . . . . . 205
Part 7 Returning Hardware
Chapter 17 Returning the Switch or Switch Components . . . . . . . . . . . . . . . . . . . . . . . . 209
Returning an EX4500 Switch or Component for Repair or Replacement . . . . . . 209
Locating the Serial Number on an EX4500 Switch or Component . . . . . . . . . . . 210
Listing the Switch and Components Details with the CLI . . . . . . . . . . . . . . . 210
Locating the Chassis Serial Number ID Label on an EX4500 Switch . . . . . . . 211
Locating the Serial Number ID Labels on FRUs in an EX4500 Switch . . . . . . 211
Contacting Customer Support to Obtain Return Materials Authorization for
Switches......................................................213
Packing an EX4500 Switch or Component for Shipping . . . . . . . . . . . . . . . . . . . 215
Packing an EX4500 Switch for Shipping . . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Packing EX4500 Switch Components for Shipping . . . . . . . . . . . . . . . . . . . . 217
Part 8 Safety Information
Chapter18 GeneralSafetyInformation........................................221
General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Definitions of Safety Warning Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
Copyright © 2015, Juniper Networks, Inc.vi
Complete Hardware Guide for EX4500 Ethernet Switches

FireSafetyRequirements............................................224
QualifiedPersonnelWarning.........................................225
Warning Statement for Norway and Sweden . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226
Chapter 19 Radiation and Laser Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
Laser and LED Safety Guidelines and Warnings for Switches . . . . . . . . . . . . . . . 227
GeneralLaserSafetyGuidelines...................................227
Class1LaserProductWarning....................................228
Class1LEDProductWarning.....................................228
LaserBeamWarning............................................229
Radiation from Open Port Apertures Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . 230
Chapter 20 Installation and Maintenance Safety Information . . . . . . . . . . . . . . . . . . . . 233
InstallationInstructionsWarning......................................233
Chassis Lifting Guidelines for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . 235
RampWarning....................................................236
Rack-Mounting and Cabinet-Mounting Warnings . . . . . . . . . . . . . . . . . . . . . . . . 236
GroundedEquipmentWarning........................................241
Maintenance and Operational Safety Guidelines and Warnings . . . . . . . . . . . . . 242
BatteryHandlingWarning.......................................242
JewelryRemovalWarning........................................243
LightningActivityWarning.......................................244
OperatingTemperatureWarning..................................245
ProductDisposalWarning.......................................246
Chapter 21 Power and Electrical Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
General Electrical Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . 249
Prevention of Electrostatic Discharge Damage . . . . . . . . . . . . . . . . . . . . . . . . . . 250
AC Power Electrical Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252
ACPowerDisconnectionWarning.....................................254
DC Power Electrical Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255
DCPowerDisconnectionWarning.....................................257
DC Power Grounding Requirements and Warning . . . . . . . . . . . . . . . . . . . . . . . . 259
DCPowerWiringSequenceWarning..................................260
DC Power Wiring Terminations Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Multiple Power Supplies Disconnection Warning . . . . . . . . . . . . . . . . . . . . . . . . . 263
TNPowerWarning.................................................264
Action to Take After an Electrical Accident . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264
Part 9 Compliance Information
Chapter22 ComplianceInformation..........................................269
Agency Approvals for EX Series Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Compliance Statements for EMC Requirements for EX Series Switches . . . . . . 270
Canada ......................................................270
EuropeanCommunity...........................................271
Israel.........................................................271
Japan ........................................................271
Korea ........................................................272
UnitedStates..................................................272
viiCopyright © 2015, Juniper Networks, Inc.
Table of Contents

FCCPart15Statement..........................................272
Nonregulatory Environmental Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Compliance Statements for Acoustic Noise for EX Series Switches . . . . . . . . . . 274
Declaration of Conformity for EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . 274
Copyright © 2015, Juniper Networks, Inc.viii
Complete Hardware Guide for EX4500 Ethernet Switches

List of Figures
Part 1 Switch and Components Overview and Specifications
Chapter1 EX4500SwitchOverview...........................................3
Figure1:EX4500SwitchFront..........................................4
Figure 2: EX4500 Switch Rear with Intraconnect Module Installed . . . . . . . . . . . . . 4
Figure 3: EX4500 Switch Rear with Virtual Chassis Module Installed . . . . . . . . . . . 5
Figure4:EX4500SwitchFrontPanel...................................12
Figure 5: Label Identifying EX4500 Switches that Support DCB . . . . . . . . . . . . . . 13
Figure 6: EX4500 Switch Rear Panel with an Intraconnect Module Installed . . . . 14
Figure 7: EX4500 Switch Rear Panel with a Virtual Chassis Module Installed . . . . 14
Chapter2 Component Descriptions...........................................17
Figure 8: LCD Panel in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 9: Chassis Status LEDs in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . 22
Figure10:NetworkPortLEDs..........................................24
Figure11:UplinkModulePortLEDs.....................................25
Figure 12: LEDs on the Management Port on an EX4500 Switch . . . . . . . . . . . . . . 26
Figure13:ACPowerSupply...........................................28
Figure 14: Power Cord Retainer for an AC Power Supply . . . . . . . . . . . . . . . . . . . . 28
Figure 15: AC Power Supply LEDs in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . 29
Figure16:DCPowerSupply...........................................31
Figure 17: DC Power Supply LED in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . 32
Figure 18: Fan Tray Used in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 19: Front-to-Back Airflow Through the EX4500 Switch Chassis . . . . . . . . 34
Figure 20: Back-to-Front Airflow Through the EX4500 Switch Chassis . . . . . . . . 35
Figure 21: Uplink Module Slots in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . 36
Figure22:SFP+UplinkModule........................................37
Figure23:IntraconnectModule........................................38
Figure24:VirtualChassisModule......................................39
Figure 25: Virtual Chassis Module LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Chapter3 Component Specifications .........................................41
Figure 26: SFP+ Direct Attach Cables for EX Series Switches . . . . . . . . . . . . . . . . 68
Part 2 Planning for Switch Installation
Chapter 5 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Figure 27: Front-to-Back Airflow Through the EX4500-40F-FB Switch
Chassis .......................................................88
Figure 28: Back-to-Front Airflow Through the EX4500-40F-BF Switch
Chassis .......................................................88
ixCopyright © 2015, Juniper Networks, Inc.

Figure 29: Clearance Requirements for Airflow and Hardware Maintenance for
anEX4500SwitchChassis.......................................88
Part 3 Installing and Connecting the Switch and Switch Components
Chapter9 InstallingtheSwitch...............................................111
Figure 30: Attaching the Mounting Bracket Along the Front of the Switch . . . . . . 115
Figure 31: Mounting the Switch on Two Posts in a Rack . . . . . . . . . . . . . . . . . . . . . 116
Figure 32: Attaching the Front-Mounting Bracket to the Switch Chassis . . . . . . . 118
Figure 33: Mounting the Switch on the Front Posts in a Rack . . . . . . . . . . . . . . . . 119
Figure 34: Sliding the Rear Mounting-Blades to the Rear of a Four-Post Rack . . . 119
Chapter 10 Installing Switch Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Figure 35: Installing a Power Supply in an EX4500 Switch . . . . . . . . . . . . . . . . . . 123
Figure 36: Installing a DC Power Supply in an EX4500 Switch . . . . . . . . . . . . . . . 125
Figure 37: Installing a Fan Tray in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . 126
Figure 38: Uplink Module Slots in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . 127
Figure 39: Installing an Uplink Module in an EX4500 Switch . . . . . . . . . . . . . . . . 128
Figure 40: Installing an Intraconnect Module in an EX4500 Switch . . . . . . . . . . . 131
Figure 41: Installing the Virtual Chassis Module in an EX4500 Switch . . . . . . . . . 133
Figure 42: Connecting a Virtual Chassis Cable to a Dedicated VCP on a Virtual
ChassisModule................................................134
Figure 43: Installing a Transceiver in an EX Series Switch . . . . . . . . . . . . . . . . . . . 136
Chapter11 ConnectingtheSwitch............................................137
Figure 44: Connecting the Grounding Lug to a Switch Mounted on Four Posts of
aRack........................................................141
Figure 45: Connecting a Grounding Cable to an EX Series Switch . . . . . . . . . . . . 142
Figure 46: Power Cord Retainer in an AC Power Supply . . . . . . . . . . . . . . . . . . . . 144
Figure 47: Connecting the Power Supply Cord to an EX4500 Switch . . . . . . . . . 145
Figure 48: Remove Plastic Cover from Terminal Block . . . . . . . . . . . . . . . . . . . . . 147
Figure 49: Connecting the Power Supply Cables to an EX4500 Switch . . . . . . . 148
Figure 50: Install Plastic Cover on Terminal Block . . . . . . . . . . . . . . . . . . . . . . . . . 148
Figure51:EthernetCableConnector...................................149
Figure 52: Connecting a Switch to a Network for Out-of-Band Management . . . 150
Figure53:EthernetCableConnector...................................151
Figure 54: Connecting a Switch to a Management Console Through a Console
Server........................................................152
Figure 55: Connecting a Switch Directly to a Management Console . . . . . . . . . . 152
Figure 56: Connecting a Fiber-Optic Cable to an Optical Transceiver Installed in
aSwitch......................................................153
Chapter 12 Performing Initial Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Figure 57: LCD Panel in an EX3200, EX4200, EX4500, EX4550, or EX8200
Switch .......................................................165
Figure 58: LCD Panel in an EX4300 Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Part 4 Removing the Switch and Switch Components
Chapter14 RemovingSwitchComponents.....................................175
Figure 59: Removing a Power Supply from an EX4500 Switch . . . . . . . . . . . . . . 178
Copyright © 2015, Juniper Networks, Inc.x
Complete Hardware Guide for EX4500 Ethernet Switches

Figure 60: Verify Green Power Supply LEDs for Normal Operation . . . . . . . . . . . 180
Figure 61: Removing an AC Power Supply from an EX4500 Switch . . . . . . . . . . . 181
Figure 62: Sliding a Replacement Power Supply into the EX4500 Switch . . . . . . 181
Figure 63: Connecting the Replacement Power Supply Cord . . . . . . . . . . . . . . . . 182
Figure 64: Removing a DC Power Supply from an EX4500 Switch . . . . . . . . . . . 184
Figure 65: Removing a Fan Tray from an EX4500 Switch . . . . . . . . . . . . . . . . . . 186
Figure 66: Removing an Uplink Module from an EX4500 Switch . . . . . . . . . . . . . 187
Figure 67: Removing an Intraconnect Module from an EX4500 Switch . . . . . . . 189
Figure 68: Removing the Virtual Chassis Module from an EX4500 Switch . . . . . 192
Figure 69: Disconnecting a Virtual Chassis Cable from a Dedicated VCP on a
VirtualChassisModule..........................................193
Figure 70: Removing a Transceiver from a Switch . . . . . . . . . . . . . . . . . . . . . . . . . 196
Part 7 Returning Hardware
Chapter 17 Returning the Switch or Switch Components . . . . . . . . . . . . . . . . . . . . . . . . 209
Figure 71: Location of the Serial Number ID Label on an EX4500 Switch . . . . . . . 211
Figure 72: Location of the Serial Number ID Label on an AC Power Supply Used
inanEX4500Switch............................................212
Figure 73: Location of the Serial Number ID Label on the Fan Tray Used in an
EX4500Switch................................................212
Figure 74: Location of the Serial Number ID Label on the Virtual Chassis Module
UsedinanEX4500Switch.......................................213
Part 8 Safety Information
Chapter 21 Power and Electrical Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Figure 75: Placing a Component into an Antistatic Bag . . . . . . . . . . . . . . . . . . . . 251
Part 9 Compliance Information
Chapter22 ComplianceInformation..........................................269
Figure 76: Declaration of Conformity for the EU . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Figure 77: Suppliers Declaration of Conformity for Australia and New
Zealand ......................................................276
xiCopyright © 2015, Juniper Networks, Inc.
List of Figures

Copyright © 2015, Juniper Networks, Inc.xii
Complete Hardware Guide for EX4500 Ethernet Switches

List of Tables
AbouttheDocumentation..........................................xv
Table1:NoticeIcons.................................................xvi
Table 2: Text and Syntax Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xvi
Part 1 Switch and Components Overview and Specifications
Chapter1 EX4500SwitchOverview...........................................3
Table 3: EX4500 Switch Models, Components, and Supported Junos OS
Release ........................................................7
Table 4: Physical Specifications of the EX4500 Switch Chassis . . . . . . . . . . . . . . . 11
Table 5: CLI Equivalents of Terms Used in Documentation for EX4500
Switches.......................................................15
Chapter2 Component Descriptions...........................................17
Table 6: LCD Panel Menu Options in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . 19
Table 7: Chassis Status LEDs in an EX4500 Switch . . . . . . . . . . . . . . . . . . . . . . . . 22
Table 8: Link/Activity LED on Network Ports and Uplink Module Ports in EX4500
Switches ......................................................25
Table 9: Status LED on Network Ports and Uplink Module Ports in EX4500
Switches ......................................................26
Table 10: Link/Activity LED on the Management Port on an EX4500 Switch . . . . 27
Table 11: Status LED on the Management Port on an EX4500 Switch . . . . . . . . . . 27
Table 12: Power Supply LED on EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 13: DC Power Supply LED on EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . 32
Table 14: Airflow Direction in EX4500 Switch Models . . . . . . . . . . . . . . . . . . . . . . 33
Table15:UplinkModuleStatusLED....................................37
Table 16: Intraconnect Module Status LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Table 17: Virtual Chassis Module LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Chapter3 Component Specifications .........................................41
Table 18: EX Series Switches Console Port Connector Pinout Information . . . . . . 42
Table 19: RJ-45 to DB-9 Serial Port Adapter Pinout Information . . . . . . . . . . . . . . 44
Table 20: Management Port Connector Pinout Information for EX4500
Switches ......................................................44
Table 21: Network Port and Uplink Module Port Connector Pinout Information
forEX4500Switches............................................45
Table 22: Virtual Chassis Ports (VCPs) Connector Pinout Information . . . . . . . . . 46
Table 23: Optical interface Support and Copper Interface Support for Gigabit
Ethernet SFP Transceivers in EX4500 Switches . . . . . . . . . . . . . . . . . . . . . . . 51
Table 24: Optical interface Support for Gigabit Ethernet SFP+ Transceivers in
EX4500Switches...............................................62
xiiiCopyright © 2015, Juniper Networks, Inc.

Table 25: Software Support for SFP+ Passive Direct Attach Cables for EX Series
Switches ......................................................68
Table 26: SFP+ Direct Attach Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . 70
Part 2 Planning for Switch Installation
Chapter4 SitePreparation...................................................77
Table27:SitePreparationChecklist.....................................77
Table 28: Site Electrical Wiring Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Table 29: EX Series Switch Environmental Tolerances . . . . . . . . . . . . . . . . . . . . . . 82
Chapter 5 Rack and Cabinet Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Table 30: Rack Requirements and Specifications for the Switch . . . . . . . . . . . . . 85
Table 31: Cabinet Requirements and Specifications for the Switch . . . . . . . . . . . . 87
Chapter7 PlanningPowerRequirements......................................95
Table 32: AC Power Supply Specifications for an EX4500 Switch . . . . . . . . . . . . 95
Table 33: Power Specifications for the DC Power Supply Used in an EX4500
Switch........................................................96
Table 34: AC Power Cord Specifications for an EX4500 Switch . . . . . . . . . . . . . . 97
Table 35: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . . 101
Chapter8 PlanningtheVirtualChassis.......................................103
Table 36: Number of Switches and Switch Roles for an EX4200 Virtual Chassis,
perJunosOSRelease...........................................104
Table 37: Number of Switches and Switch Roles for an EX4500 Virtual Chassis,
perJunosOSRelease...........................................105
Table 38: Number of Switches and Switch Roles for an EX4550 Virtual Chassis,
perJunosOSRelease...........................................105
Table 39: Number of Switches and Switch Roles for a Mixed EX4200, EX4500,
and EX4550 Virtual Chassis, per Junos OS Release . . . . . . . . . . . . . . . . . . . 105
Table 40: Virtual Chassis Components to Consider When Planning an EX4200,
EX4500, and EX4550 Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106
Table 41: Cabling Requirements for a Virtual Chassis . . . . . . . . . . . . . . . . . . . . . . 107
Part 3 Installing and Connecting the Switch and Switch Components
Chapter9 InstallingtheSwitch...............................................111
Table 42: Inventory of Components Provided with an EX4500 Switch . . . . . . . . . 113
Chapter11 ConnectingtheSwitch............................................137
Table 43: Parts and Tools Required for Connecting an EX Series Switch to Earth
Ground.......................................................138
Table 44: Special Instructions to Follow Before Connecting Earth Ground to a
Switch .......................................................140
Copyright © 2015, Juniper Networks, Inc.xiv
Complete Hardware Guide for EX4500 Ethernet Switches

About the Documentation
•Junos OS Documentation and Release Notes on page xv
•Documentation Conventions on page xv
•Documentation Feedback on page xvii
•Requesting Technical Support on page xvii
Junos OS Documentation and Release Notes
For a list of related Junos OS documentation, see
http://www.juniper.net/techpubs/software/junos/.
If the information in the latest release notes differs from the information in the
documentation, follow the Junos OS Release Notes.
To obtain the most current version of all Juniper Networks®technical documentation,
see the product documentation page on the Juniper Networks website at
http://www.juniper.net/techpubs/.
Documentation Conventions
Table 1 on page xvi defines the notice icons used in this guide.
xvCopyright © 2015, Juniper Networks, Inc.

Table 1: Notice Icons
DescriptionMeaningIcon
Indicates important features or instructions.Informational note
Indicates a situation that might result in loss of data or hardware damage.Caution
Alerts you to the risk of personal injury or death.Warning
Alerts you to the risk of personal injury from a laser.Laser warning
Indicates helpful information.Tip
Alerts you to a recommended use or implementation.Best practice
Table 2 on page xvi defines the text and syntax conventions used in this guide.
Table 2: Text and Syntax Conventions
ExamplesDescriptionConvention
To enter configuration mode, type the
configure command:
user@host> configure
Represents text that you type.Bold text like this
user@host> show chassis alarms
No alarms currently active
Represents output that appears on the
terminal screen.
Fixed-width text like this
•A policy term is a named structure
that defines match conditions and
actions.
•Junos OS CLI User Guide
•RFC 1997, BGP Communities Attribute
•Introduces or emphasizes important
new terms.
•Identifies guide names.
•Identifies RFC and Internet draft titles.
Italic text like this
Configure the machine’s domain name:
[edit]
root@# set system domain-name
domain-name
Represents variables (options for which
you substitute a value) in commands or
configuration statements.
Italic text like this
Copyright © 2015, Juniper Networks, Inc.xvi
Complete Hardware Guide for EX4500 Ethernet Switches

Table 2: Text and Syntax Conventions (continued)
ExamplesDescriptionConvention
•To configure a stub area, include the
stub statement at the [edit protocols
ospf area area-id] hierarchy level.
•The console port is labeled CONSOLE.
Represents names of configuration
statements, commands, files, and
directories; configuration hierarchy levels;
or labels on routing platform
components.
Text like this
stub <default-metric metric>;Encloses optional keywords or variables.< > (angle brackets)
broadcast | multicast
(string1 |string2 |string3)
Indicates a choice between the mutually
exclusive keywords or variables on either
side of the symbol. The set of choices is
often enclosed in parentheses for clarity.
| (pipe symbol)
rsvp { # Required for dynamic MPLS onlyIndicates a comment specified on the
same line as the configuration statement
to which it applies.
# (pound sign)
community name members [
community-ids ]
Encloses a variable for which you can
substitute one or more values.
[ ] (square brackets)
[edit]
routing-options {
static {
route default {
nexthop address;
retain;
}
}
}
Identifies a level in the configuration
hierarchy.
Indention and braces ( { } )
Identifies a leaf statement at a
configuration hierarchy level.
; (semicolon)
GUI Conventions
•In the Logical Interfaces box, select
All Interfaces.
•To cancel the configuration, click
Cancel.
Represents graphical user interface (GUI)
items you click or select.
Bold text like this
In the configuration editor hierarchy,
select Protocols>Ospf.
Separates levels in a hierarchy of menu
selections.
>(bold right angle bracket)
Documentation Feedback
We encourage you to provide feedback, comments, and suggestions so that we can
improve the documentation. You can provide feedback by using either of the following
methods:
Requesting Technical Support
Technical product support is available through the Juniper Networks Technical Assistance
Center (JTAC). If you are a customer with an active J-Care or Partner Support Service
xviiCopyright © 2015, Juniper Networks, Inc.
About the Documentation

support contract, or are covered under warranty, and need post-sales technical support,
you can access our tools and resources online or open a case with JTAC.
•JTAC policies—For a complete understanding of our JTAC procedures and policies,
review the JTAC User Guide located at
http://www.juniper.net/us/en/local/pdf/resource-guides/7100059-en.pdf.
•Product warranties—For product warranty information, visit
http://www.juniper.net/support/warranty/.
•JTAC hours of operation—The JTAC centers have resources available 24 hours a day,
7 days a week, 365 days a year.
Self-Help Online Tools and Resources
For quick and easy problem resolution, Juniper Networks has designed an online
self-service portal called the Customer Support Center (CSC) that provides you with the
following features:
•Find CSC offerings: http://www.juniper.net/customers/support/
•Search for known bugs: http://www2.juniper.net/kb/
•Find product documentation: http://www.juniper.net/techpubs/
•Find solutions and answer questions using our Knowledge Base: http://kb.juniper.net/
•Download the latest versions of software and review release notes:
http://www.juniper.net/customers/csc/software/
•Search technical bulletins for relevant hardware and software notifications:
http://kb.juniper.net/InfoCenter/
•Join and participate in the Juniper Networks Community Forum:
http://www.juniper.net/company/communities/
•Open a case online in the CSC Case Management tool: http://www.juniper.net/cm/
To verify service entitlement by product serial number, use our Serial Number Entitlement
(SNE) Tool: https://tools.juniper.net/SerialNumberEntitlementSearch/
Opening a Case with JTAC
You can open a case with JTAC on the Web or by telephone.
•Use the Case Management tool in the CSC at http://www.juniper.net/cm/.
•Call 1-888-314-JTAC (1-888-314-5822 toll-free in the USA, Canada, and Mexico).
For international or direct-dial options in countries without toll-free numbers, see
http://www.juniper.net/support/requesting-support.html.
Copyright © 2015, Juniper Networks, Inc.xviii
Complete Hardware Guide for EX4500 Ethernet Switches

PART 1
Switch and Components Overview and
Specifications
•EX4500 Switch Overview on page 3
•Component Descriptions on page 17
•Component Specifications on page 41
1Copyright © 2015, Juniper Networks, Inc.

Copyright © 2015, Juniper Networks, Inc.2
Complete Hardware Guide for EX4500 Ethernet Switches