Juniper T Series Installation instructions

T320 Core Router Hardware Guide
Modified: 2018-07-09
Copyright © 2018, Juniper Networks, Inc.

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. and/or its affiliates in
the United States and other countries. All other trademarks may be 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.
T320 Core Router Hardware Guide
Copyright © 2018 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://www.juniper.net/support/eula/. By downloading, installing or using such software, you agree to the terms and conditions of that
EULA.
Copyright © 2018, Juniper Networks, Inc.ii

Table of Contents
AbouttheDocumentation...........................................xxiii
Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiii
DocumentationConventions.....................................xxiii
DocumentationFeedback........................................xxv
RequestingTechnicalSupport....................................xxvi
Self-Help Online Tools and Resources . . . . . . . . . . . . . . . . . . . . . . . . . . xxvi
OpeningaCasewithJTAC....................................xxvi
Part 1 Overview
Chapter 1 System Overview and Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
T320RouterDescription..............................................3
T320ComponentRedundancy.........................................4
System Architecture Description for T Series Routers . . . . . . . . . . . . . . . . . . . . . . . 5
Routing Engine Functions for T Series Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Packet Forwarding Engine Architecture for T Series Routers . . . . . . . . . . . . . . . . . . 7
Packet Forwarding Engine Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
DataFlow.......................................................7
Chapter2 T320RouterReleaseNotes.........................................11
Outstanding Issues with the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Errata with the T320 Router Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Chapter 3 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
T320ChassisDescription.............................................13
T320MidplaneDescription...........................................15
T320 Connector Interface Panel (CIP) Description . . . . . . . . . . . . . . . . . . . . . . . . . 16
T320AlarmRelayContacts...........................................18
T320 Cable Management System Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
T320 SONET Clock Generator (SCG) Description . . . . . . . . . . . . . . . . . . . . . . . . . 19
T320SCGLEDs....................................................20
T320CraftInterfaceDescription.......................................20
T320 Craft Interface Alarm LEDs and ACO/LT Button . . . . . . . . . . . . . . . . . . . . . . 21
T320 Craft Interface LCD and Navigation Buttons . . . . . . . . . . . . . . . . . . . . . . . . . 22
T320 Craft Interface Host Subsystem LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
T320CraftInterfaceFPCLEDs........................................23
T320CraftInterfaceSIBLEDs.........................................24
Chapter 4 Cooling System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . 25
T320CoolingSystemDescription......................................25
Airflow ........................................................25
FanTrays......................................................26
iiiCopyright © 2018, Juniper Networks, Inc.

Air Filters ......................................................27
PowerSupplyCoolingSystem.....................................27
Chapter 5 Host Subsystem Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . 29
T320HostSubsystemDescription.....................................29
T320ControlBoardDescription.......................................30
T320 Standard Control Board Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
T320 T Series Control Board (T-CB) Description . . . . . . . . . . . . . . . . . . . . . . . . . . 31
T320 Standard Control Board and T-CB LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
T320RoutingEngineDescription......................................33
T320RE-600Description............................................34
T320RE-600LEDs.................................................35
T320RE-1600Description...........................................36
T320RE-1600LEDs.................................................37
T320RE-2000Description...........................................38
T320RE-2000LEDs................................................39
T320RoutingEnginePorts...........................................39
RoutingEngineSpecifications.........................................41
SupportedRoutingEnginesbyRouter..................................45
M7iRoutingEngines.............................................46
M10iRoutingEngines............................................46
M40eRoutingEngines...........................................46
M120RoutingEngines............................................47
M320RoutingEngines...........................................47
MX5, MX10, MX40, and MX80 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . 48
MX104RoutingEngines..........................................48
MX240RoutingEngines..........................................49
MX480RoutingEngines..........................................50
MX960RoutingEngines..........................................51
MX2008RoutingEngines.........................................51
MX2010RoutingEngines.........................................52
MX2020SupportedRoutingEngines................................52
MX10003RoutingEngines........................................53
PTX1000RoutingEngines........................................53
PTX3000RoutingEngines........................................54
PTX5000RoutingEngines........................................54
PTX10008 and PTX10016 Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . 55
T320RoutingEngines............................................55
T640RoutingEngines...........................................56
T1600RoutingEngines...........................................57
T4000RoutingEngines..........................................57
TXMatrixRoutingEngines........................................58
TXMatrixPlusRoutingEngines....................................58
TX Matrix Plus (with 3D SIBs) Routing Engines . . . . . . . . . . . . . . . . . . . . . . . 59
Chapter 6 Line Card Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
T320 Flexible PIC Concentrators (FPCs) Description . . . . . . . . . . . . . . . . . . . . . . . 61
T320FPCFunction..............................................61
T320FPCSlots.................................................61
T320FPCComponents..........................................62
Copyright © 2018, Juniper Networks, Inc.iv
T320 Core Router Hardware Guide

T320FPCEdges................................................63
IdentifyingtheT320FPCs........................................64
T320FPCsSupported...............................................67
T320PICDescription................................................67
T320PICsSupported...............................................68
T320End-of-LifePICsSupported......................................73
T320PIC/FPCCompatibility..........................................75
Type1PIC/FPCCompatibility......................................75
Type2PIC/FPCCompatibility.....................................78
Type3PIC/FPCCompatibility.....................................80
Chapter 7 Power System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . 83
T320PowerSystemDescription.......................................83
T320PowerSupplyLEDs............................................84
Chapter 8 Switch Fabric Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . 85
T320 Switch Interface Boards (SIBs) Description . . . . . . . . . . . . . . . . . . . . . . . . . 85
T320SIBLEDs.....................................................86
Part 2 Site Planning, Preparation, and Specifications
Chapter9 Preparation Overview .............................................89
T320 Site Preparation Checklist Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
T320RackRequirements............................................90
T320 Clearance Requirements for Airflow and Hardware Maintenance . . . . . . . . 91
T320PhysicalSpecifications.........................................92
T320EnvironmentalSpecifications....................................93
T320 Chassis Grounding Cable and Lug Specifications . . . . . . . . . . . . . . . . . . . . . 93
Chapter10 DCPowerSpecifications...........................................95
T320DCPowerCableSpecifications...................................95
T320 Power System Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
T320PowerRequirements...........................................96
T320DCPowerDistribution..........................................98
Chapter 11 Network Cable and Transceiver Specifications . . . . . . . . . . . . . . . . . . . . . . . 99
Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion . . . . 99
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable . . . . . . . . . . . 99
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 99
Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . . . . . 100
Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . 100
Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . . . . . 101
Chapter 12 Management Cable Specifications and Pinouts . . . . . . . . . . . . . . . . . . . . . . 103
T320 Routing Engine Interface Cable and Wire Specifications . . . . . . . . . . . . . . 103
T320 DB-9 Connector Pinouts for the Routing Engine AUXILIARY and CONSOLE
Ports ........................................................104
vCopyright © 2018, Juniper Networks, Inc.
Table of Contents

Part 3 Initial Installation and Configuration
Chapter13 InstallationOverview .............................................107
T320RouterInstallationSummary....................................107
Chapter14 UnpackingtheT320..............................................109
Tools and Parts Required to Unpack the T320 Router . . . . . . . . . . . . . . . . . . . . . 109
UnpackingtheT320Router..........................................109
Verifying the T320 Router Parts Received . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Chapter 15 Installing the Mounting Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Installing the T320 Mounting Hardware for an Open-Frame Rack . . . . . . . . . . . . 115
Installing the T320 Mounting Hardware for a Four-Post Rack or Cabinet . . . . . . . 117
Chapter 16 Installing the T320 into a Rack . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Overview of Installing the T320 Router into a Rack . . . . . . . . . . . . . . . . . . . . . . . . 121
Chapter 17 Installing the T320 With a Mechanical Lift . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Overview of Installing a T320 Router Using a Mechanical Lift . . . . . . . . . . . . . . . 123
Tools Required to Install the T320 Router Using a Mechanical Lift . . . . . . . . . . . 123
Installing the T320 Router Using a Mechanical Lift . . . . . . . . . . . . . . . . . . . . . . . . 124
RemovingtheT320PowerSupplies................................124
Attaching the T320 Router Installation Handle . . . . . . . . . . . . . . . . . . . . . . . 125
Installing the T320 Router Using a Mechanical Lift . . . . . . . . . . . . . . . . . . . . 126
Removing the T320 Router Installation Handle and Reinstalling the Power
Supplies...................................................127
Chapter 18 Installing the T320 Without a Mechanical Lift . . . . . . . . . . . . . . . . . . . . . . . . 129
Overview of Installing the T320 Router Without a Mechanical Lift . . . . . . . . . . . 129
Tools and Parts Required to Install the T320 Router Without a Mechanical
Lift ..........................................................130
Removing T320 Components from the Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . 131
RemovingtheT320PowerSupplies................................131
RemovingtheT320SIBs.........................................132
RemovingtheT320ControlBoards................................133
RemovingtheT320SCGs........................................134
RemovingtheT320RearFanTray.................................135
Removing the T320 Cable Management System . . . . . . . . . . . . . . . . . . . . . . 137
RemovingtheT320FPCs........................................137
Installing the T320 Chassis in the Rack Manually . . . . . . . . . . . . . . . . . . . . . . . . . 139
Reinstalling T320 Components in the Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
Reinstalling the T320 Rear Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 142
ReinstallingtheT320SCGs......................................143
Reinstalling the T320 Control Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
ReinstallingtheT320SIBs.......................................145
Reinstalling the T320 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
ReinstallingtheT320FPCs.......................................147
ReinstallingT320FrontFanTrays.................................149
Reinstalling the T320 Cable Management System . . . . . . . . . . . . . . . . . . . . 149
Copyright © 2018, Juniper Networks, Inc.vi
T320 Core Router Hardware Guide

Chapter 19 Connecting the T320 to Ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Tools and Parts Required to Ground the T320 Router . . . . . . . . . . . . . . . . . . . . . . 151
Connecting the T320 Grounding Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Chapter 20 Connecting the T320 to External Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Overview of Connecting the T320 Router to External Devices . . . . . . . . . . . . . . . 153
Tools and Parts Required to Connect the T320 Router to External Devices . . . . 154
Connecting PIC Cables to the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 154
Connecting the T320 Router to an External Alarm-Reporting Device . . . . . . . . . 155
Connecting the T320 Router to a Management Console or Auxiliary Device . . . . 157
Connecting the T320 Router to a Network for Out-of-Band Management . . . . . 159
Chapter21 ProvidingPowertotheT320.......................................161
Tools and Parts Required to Provide Power to the T320 Router . . . . . . . . . . . . . . 161
Connecting DC Power to the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
PoweringOntheT320Router........................................163
PoweringOfftheT320Router........................................165
Chapter 22 Configuring the Junos OS Software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Preparing to Configure the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Initially Configuring the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
EnteringConfigurationMode.....................................168
Configuring User Accounts and Passwords . . . . . . . . . . . . . . . . . . . . . . . . . . 168
ConfiguringSystemAttributes....................................169
CommittingtheConfiguration....................................170
Part 4 Installing and Replacing Components
Chapter 23 Overview of Installing and Replacing Components . . . . . . . . . . . . . . . . . . . 175
T320Field-ReplaceableUnits........................................175
Tools and Parts Required to Replace the T320 Hardware Components . . . . . . . 176
Chapter 24 Replacing Chassis Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
RemovingtheT320CIP.............................................179
Replacing the T320 Management Ethernet Cables . . . . . . . . . . . . . . . . . . . . . . . 180
Replacing the T320 Console or Auxiliary Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . 182
Replacing the T320 Alarm Relay Wires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 184
ReplacingaT320SCG..............................................186
RemovingaT320SCG..........................................186
InstallingaT320SCG...........................................187
ReplacingaT320CraftInterface......................................189
RemovingaT320CraftInterface..................................189
InstallingaT320CraftInterface...................................190
Chapter 25 Replacing Cooling System Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
ReplacingaT320AirFilter...........................................193
RemovingaFrontT320AirFilter..................................193
InstallingaFrontT320AirFilter...................................194
RemovingaRearT320AirFilter...................................195
viiCopyright © 2018, Juniper Networks, Inc.
Table of Contents

InstallingaRearT320AirFilter....................................197
ReplacingaT320FanTray...........................................199
RemovingaT320FrontFanTray..................................199
InstallingaT320FrontFanTray..................................200
RemovingaT320RearFanTray...................................201
InstallingaT320RearFanTray...................................202
Chapter 26 Replacing Host Subsystem Components . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Replacing the T320 Host Subsystem Components . . . . . . . . . . . . . . . . . . . . . . . 205
Taking the T320 Host Subsystem Offline . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Replacing a T320 Standard Control Board or T-CB . . . . . . . . . . . . . . . . . . . 208
Removing a T320 Standard Control Board or T-CB . . . . . . . . . . . . . . . 208
Installing a T320 Standard Control Board or T-CB . . . . . . . . . . . . . . . . 209
ReplacingaT320PCCard........................................211
RemovingaT320PCCard....................................211
InstallingaT320PCCard.....................................212
Replacing a DIMM Module in T320 Routing Engines . . . . . . . . . . . . . . . . . . . 213
RemovingaT320DIMMModule...............................213
InstallingaT320DIMMModule................................214
ReplacingaT320RoutingEngine..................................215
RemovingaT320RoutingEngine..............................215
Installing a T320 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218
ReplacingaT320RoutingEngine.....................................220
RemovingaT320RoutingEngine.................................220
InstallingaT320RoutingEngine..................................222
Replacing a DIMM Module in T320 Routing Engines . . . . . . . . . . . . . . . . . . . . . . 224
RemovingaT320DIMMModule..................................224
InstallingaT320DIMMModule...................................224
ReplacingaT320PCCard...........................................225
RemovingaT320PCCard.......................................226
InstallingaT320PCCard........................................227
Replacing a T320 Standard Control Board or T-CB . . . . . . . . . . . . . . . . . . . . . . . 228
Removing a T320 Standard Control Board or T-CB . . . . . . . . . . . . . . . . . . . 229
Installing a T320 Standard Control Board or T-CB . . . . . . . . . . . . . . . . . . . . 230
Chapter 27 Replacing Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
ReplacingaT320FPC..............................................233
RemovingaT320FPC..........................................233
InstallingaT320FPC...........................................236
ReplacingaT320PIC...............................................239
RemovingaT320PIC...........................................240
InstallingaT320PIC............................................242
ReplacingT320PICCables..........................................245
RemovingaT320PICCable......................................245
InstallingaT320PICCable......................................246
Copyright © 2018, Juniper Networks, Inc.viii
T320 Core Router Hardware Guide

Chapter 28 Replacing Power System Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
ReplacingaT320DCPowerSupply...................................249
RemovingaT320DCPowerSupply...............................249
InstallingaT320DCPowerSupply................................252
Replacing a T320 DC Power Supply Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254
Removing a T320 DC Power Supply Cable . . . . . . . . . . . . . . . . . . . . . . . . . . 254
Installing a T320 DC Power Supply Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . 256
Chapter 29 Replacing Switch Fabric Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
ReplacingaT320SIB...............................................259
RemovingaT320SIB...........................................259
InstallingaT320SIB...........................................260
ReplacingaT320SFP..............................................262
RemovingaT320SFP..........................................262
InstallingaT320SFP...........................................263
ReplacingaT320XENPAKModule....................................265
RemovingaT320XENPAKModule................................265
InstallingaT320XENPAKModule.................................266
Part 5 Maintaining the Chassis and Components
Chapter 30 Routine Maintenance Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Routine Maintenance Procedures for the T320 Router . . . . . . . . . . . . . . . . . . . . . 271
Chapter31 Maintaining Components .........................................273
Tools and Parts Required to Maintain the T320 Hardware Components . . . . . . 273
MaintainingtheT320SCGs..........................................273
MaintainingtheT320AirFilters.......................................274
MaintainingtheT320FanTrays.......................................275
Maintaining the T320 Host Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Maintaining the T320 Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276
Maintaining the T320 Control Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277
MaintainingT320FPCs.............................................277
HoldingandStoringT320FPCs......................................278
HoldingT320FPCs.............................................278
StoringT320FPCs.............................................282
Maintaining T320 PICs and PIC Cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283
Maintaining the T320 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284
MaintainingtheT320SIBs..........................................286
ixCopyright © 2018, Juniper Networks, Inc.
Table of Contents

Part 6 Troubleshooting Hardware
Chapter 32 Troubleshooting Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291
Overview of Troubleshooting Resources for the T320 Router . . . . . . . . . . . . . . . 291
T320LEDOverview................................................292
CraftInterfaceLEDs............................................292
T320ComponentLEDs.........................................293
T320AlarmMessagesOverview......................................293
T320ChassisAlarmMessages...................................294
T320SONET/SDHAlarmMessages...............................294
Troubleshooting the T320 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295
Troubleshooting the T320 SONET Clock Generators . . . . . . . . . . . . . . . . . . . . . 296
Troubleshooting the T320 Cooling System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
Troubleshooting the T320 Host Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 299
Troubleshooting the T320 Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300
TroubleshootingtheT320FPCs......................................301
TroubleshootingtheT320PICs.......................................302
Troubleshooting the T320 Power System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303
TroubleshootingtheT320SIBs......................................304
Part 7 Contacting Customer Support and Returning the Chassis or
Components
Chapter 33 Contacting Customer Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309
ContactingCustomerSupport.......................................309
Chapter 34 Locating Component Serial Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311
Locating T320 Component Serial Numbers Using the CLI . . . . . . . . . . . . . . . . . . 311
T320 Component Serial Number Label Locations . . . . . . . . . . . . . . . . . . . . . . . . 312
Locating the T320 Control Board Serial Number Label . . . . . . . . . . . . . . . . . 313
T320CIPSerialNumberLabel....................................313
T320 Craft Interface Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . 314
T320FPCSerialNumberLabel...................................314
T320PICSerialNumberLabel....................................315
T320 Power Supply Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
T320 Routing Engine Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . 316
T320SCGSerialNumberLabel...................................316
T320SIBSerialNumberLabel....................................316
Chapter 35 Packing and Returning Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
Returning a Hardware Component to Juniper Networks, Inc. . . . . . . . . . . . . . . . . 319
Tools and Parts Required to Remove Components From a T320 Router . . . . . . 320
Packing the T320 Router for Shipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320
Packing Router Components for Shipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Part 8 Safety and Compliance Information
Chapter 36 General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
DefinitionofSafetyWarningLevels....................................325
General Safety Guidelines for Juniper Networks Devices . . . . . . . . . . . . . . . . . . . 327
Copyright © 2018, Juniper Networks, Inc.x
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General Safety Warnings for Juniper Networks Devices . . . . . . . . . . . . . . . . . . . . 328
QualifiedPersonnelWarning.....................................328
Restricted-AccessAreaWarning..................................328
Preventing Electrostatic Discharge Damage to a T320 Router . . . . . . . . . . . . . . 330
Chapter37 FireSafetyRequirements.........................................333
Fire Safety Requirements for Juniper Networks Devices . . . . . . . . . . . . . . . . . . . 333
GeneralFireSafetyRequirements.................................333
FireSuppression...............................................333
FireSuppressionEquipment.....................................333
Chapter 38 Installation Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . 335
T320 Installation Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
General Installation Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
ChassisLiftingGuidelines........................................335
Installation Safety Warnings for Juniper Networks Devices . . . . . . . . . . . . . . . . . 336
IntrabuildingPortsWarning......................................336
Installation Instructions Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336
Rack-Mounting Requirements and Warnings . . . . . . . . . . . . . . . . . . . . . . . . 337
RampWarning................................................340
Chapter 39 Laser and LED Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . 343
T320 General Laser Safety Guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343
Laser Safety Warnings for Juniper Networks Devices . . . . . . . . . . . . . . . . . . . . . . 343
Class1LaserProductWarning....................................344
Class1LEDProductWarning.....................................344
LaserBeamWarning............................................345
Radiation from Open Port Apertures Warning . . . . . . . . . . . . . . . . . . . . . . . . 345
Chapter 40 Maintenance and Operational Safety Guidelines and Warnings . . . . . . . . 347
Maintenance and Operational Safety Warnings for Juniper Networks Devices . . 347
BatteryHandlingWarning........................................347
JewelryRemovalWarning.......................................348
LightningActivityWarning.......................................349
OperatingTemperatureWarning..................................350
ProductDisposalWarning........................................351
Chapter 41 Electrical Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . 353
InCaseofanElectricalAccident......................................353
T320 General Electrical Safety Guidelines and Electrical Codes . . . . . . . . . . . . . 353
General Electrical Safety Warnings for Juniper Networks Devices . . . . . . . . . . . . 354
GroundedEquipmentWarning...................................354
Grounding Requirements and Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355
MidplaneEnergyHazardWarning.................................356
Multiple Power Supplies Disconnection Warning . . . . . . . . . . . . . . . . . . . . . 356
PowerDisconnectionWarning....................................357
DC Power Electrical Safety Warnings for Juniper Networks Devices . . . . . . . . . . 358
DC Power Copper Conductors Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 358
DCPowerDisconnectionWarning.................................358
xiCopyright © 2018, Juniper Networks, Inc.
Table of Contents

DC Power Wiring Terminations Warning . . . . . . . . . . . . . . . . . . . . . . . . . . . . 360
Site Electrical Wiring Guidelines for Juniper Networks Devices . . . . . . . . . . . . . . 361
Distance Limitations for Signaling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 361
RadioFrequencyInterference.....................................361
ElectromagneticCompatibility....................................361
Chapter 42 Agency Approvals and Compliance Statements . . . . . . . . . . . . . . . . . . . . . 363
T320AgencyApprovals.............................................363
Compliance Statements for EMC Requirements for Juniper Networks Devices
(Canada) ....................................................364
T320 Compliance Statements for EMC Requirements (European
Community) ..................................................365
Compliance Statements for EMC Requirements for Juniper Networks Devices
(Israel).......................................................365
Compliance Statements for EMC Requirements for Juniper Networks Devices
(Japan) ......................................................365
Compliance Statements for EMC Requirements for Juniper Networks Devices
(UnitedStates)................................................366
Compliance Statements for Environmental Requirements . . . . . . . . . . . . . . . . . 366
T320 Compliance Statements for NEBS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366
T320 Compliance Statements for Acoustic Noise . . . . . . . . . . . . . . . . . . . . . . . . 366
Copyright © 2018, Juniper Networks, Inc.xii
T320 Core Router Hardware Guide

List of Figures
Part 1 Overview
Chapter 1 System Overview and Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Figure1:RouterArchitecture...........................................5
Figure 2: Control Packet Handling for Routing and Forwarding Table Updates . . . . 6
Figure3:DataFlowThroughtheRouter..................................8
Chapter 3 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Figure 4: Front View of the T320 Router Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Figure 5: Rear View of the T320 Router Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure6:T320Midplane..............................................16
Figure7:CIP........................................................17
Figure 8: T320 Cable Management System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure9:SCGwithDB-9ports.........................................19
Figure 10: Front Panel of the T320 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure11:T320LCDinIdleMode.......................................22
Figure12:T320LCDinAlarmMode.....................................22
Chapter 4 Cooling System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 13: Airflow Through the T320 Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure14:QuietUpperFrontFanTray...................................27
Figure15:QuietLowerFrontFanTray...................................27
Chapter 5 Host Subsystem Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . 29
Figure 16: T320 Standard Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 17: T320 T-Series Control Board (t-cb) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure18:T320RoutingEngine600....................................34
Figure19:T320RoutingEngine1600...................................36
Figure 20: Routing Engine 2000 (RE-2000) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Figure21:CIPPorts..................................................40
Chapter 6 Line Card Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Figure 22: FPC Installed in T320 Router Chassis . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Figure 23: FPC Online/Offline Button on the Craft Interface . . . . . . . . . . . . . . . . . 63
Figure24:FPCEdges................................................63
Figure25:Type1PIC................................................64
Figure26:Type2PIC................................................64
Figure27:Type3PIC................................................65
Figure 28: Standard FPC1, FPC2, and FPC3 Supported by the T320 Router . . . . . 66
Figure 29: Enhanced II FPC1, FPC2, and FPC3 Supported by the T320 Router . . . 66
Chapter 7 Power System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . 83
Figure30:T320PowerSupply........................................83
xiiiCopyright © 2018, Juniper Networks, Inc.

Chapter 8 Switch Fabric Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . 85
Figure31:T320SIB..................................................85
Part 2 Site Planning, Preparation, and Specifications
Chapter9 Preparation Overview .............................................89
Figure32:TypicalOpen-FrameRack....................................91
Figure 33: T320 Chassis Dimensions and Clearance Requirements . . . . . . . . . . . 92
Figure 34: DC Power and Grounding Cable Lug . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Chapter10 DCPowerSpecifications...........................................95
Figure 35: Typical DC Source Cabling to the Router . . . . . . . . . . . . . . . . . . . . . . . . 98
Part 3 Initial Installation and Configuration
Chapter14 UnpackingtheT320..............................................109
Figure 36: Contents of the Shipping Crate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Chapter 15 Installing the Mounting Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Figure 37: Installing the Mounting Hardware for an Open-Frame Rack . . . . . . . . . 117
Figure 38: Positioning the Spacer Bar on the Rack . . . . . . . . . . . . . . . . . . . . . . . . 119
Figure 39: Installing the Mounting Hardware for a Four-Post Rack or Cabinet . . . 119
Chapter 17 Installing the T320 With a Mechanical Lift . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Figure 40: Removing a Power Supply Before Installing the Installation
Handle .......................................................125
Figure 41: Attaching the Installation Handle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
Figure 42: Installing the T320 Router in the Rack . . . . . . . . . . . . . . . . . . . . . . . . . 127
Figure 43: Reinstalling a Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Chapter 18 Installing the T320 Without a Mechanical Lift . . . . . . . . . . . . . . . . . . . . . . . . 129
Figure 44: Removing a Power Supply Before Installing the Router . . . . . . . . . . . . 132
Figure45:RemovingaT320SIB......................................133
Figure 46: Removing a T320 Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Figure47:RemovingaT320SCG......................................135
Figure 48: Removing the Rear T320 Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Figure49:RemovingaT320FPC......................................138
Figure 50: Attaching the Installation Handle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
Figure 51: Installing the T320 Router in the Rack . . . . . . . . . . . . . . . . . . . . . . . . . . 141
Figure 52: Reinstalling the Rear T320 Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Figure53:ReinstallingaT320SCG....................................144
Figure 54: Reinstalling a Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Figure55:ReinstallingaSIB..........................................146
Figure 56: Reinstalling a T320 Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Figure57:ReinstallinganFPC........................................148
Figure 58: Reinstalling a Front Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Chapter 20 Connecting the T320 to External Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Figure59:AttachCabletoaPIC.......................................155
Figure 60: Console and Auxiliary Serial Port Connector . . . . . . . . . . . . . . . . . . . . 158
Figure 61: Console and Auxiliary Ports on the CIP . . . . . . . . . . . . . . . . . . . . . . . . . 158
Copyright © 2018, Juniper Networks, Inc.xiv
T320 Core Router Hardware Guide

Figure 62: Routing Engine Ethernet Cable Connector . . . . . . . . . . . . . . . . . . . . . . 159
Figure63:ETHERNETPortontheCIP..................................160
Chapter21 ProvidingPowertotheT320.......................................161
Figure 64: Connecting DC Power to the T320 Router . . . . . . . . . . . . . . . . . . . . . . 163
Part 4 Installing and Replacing Components
Chapter 24 Replacing Chassis Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Figure65:RemovingtheCIP.........................................180
Figure 66: Ethernet Cable Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 181
Figure67:RoutingEngineConsole.....................................183
Figure 68: Routing Engine Alarm Relay Wires . . . . . . . . . . . . . . . . . . . . . . . . . . . . 185
Figure69:RemovingaT320SCG.....................................187
Figure70:InstallingaT320SCG......................................188
Figure 71: Removing a T320 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Figure 72: Installing a Replacement T320 Craft Interface . . . . . . . . . . . . . . . . . . . 190
Chapter 25 Replacing Cooling System Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Figure 73: Removing the Front Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Figure 74: Replacing the Front Filter Element . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Figure 75: Installing the Front Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195
Figure 76: Removing the Rear Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 196
Figure 77: Removing the Rear Air Filter Element . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Figure 78: Installing the Rear Air Filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Figure 79: Removing a Front T320 Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Figure 80: Installing a Front T320 Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 201
Figure 81: Removing a Rear T320 Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Figure 82: Installing a Rear T320 Fan Tray . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 203
Chapter 26 Replacing Host Subsystem Components . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Figure 83: Removing a T320 Standard Control Board . . . . . . . . . . . . . . . . . . . . . 209
Figure 84: Installing a Standard Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
Figure85:RemovingaPCCard.......................................212
Figure86:InstallingaPCCard........................................213
Figure 87: Installing the DIMM Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
Figure 88: Removing the T320 Routing Engine Cover . . . . . . . . . . . . . . . . . . . . . . 217
Figure 89: Removing a T320 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 217
Figure 90: Reinstalling the T320 Routing Engine Cover . . . . . . . . . . . . . . . . . . . . . 217
Figure 91: Installing a T320 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
Figure 92: Reinstalling the T320 Routing Engine Cover . . . . . . . . . . . . . . . . . . . . . 219
Figure 93: Removing the T320 Routing Engine Cover . . . . . . . . . . . . . . . . . . . . . . 221
Figure 94: Removing a T320 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 221
Figure 95: Reinstalling the T320 Routing Engine Cover . . . . . . . . . . . . . . . . . . . . 222
Figure 96: Installing a T320 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Figure 97: Reinstalling the T320 Routing Engine Cover . . . . . . . . . . . . . . . . . . . . 223
Figure 98: Installing the DIMM Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Figure99:RemovingaPCCard.......................................227
Figure100:InstallingaPCCard.......................................228
Figure 101: Removing a T320 Standard Control Board . . . . . . . . . . . . . . . . . . . . . 230
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List of Figures

Figure 102: Installing a Standard Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . 231
Chapter 27 Replacing Line Card Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Figure103:RemovingaT320FPC.....................................235
Figure104:InstallingaT320FPC.....................................238
Figure 105: Connecting Fiber-Optic Cable to a T320 PIC . . . . . . . . . . . . . . . . . . . 239
Figure106:RemovingaPIC..........................................242
Figure107:InstallingaPIC...........................................244
Figure 108: Connecting Fiber-Optic Cable to a T320 PIC . . . . . . . . . . . . . . . . . . . 247
Chapter 28 Replacing Power System Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249
Figure 109: Disconnecting Power Cables from the DC Power Supply . . . . . . . . . 250
Figure 110: Removing a T320 Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 251
Figure 111: Rear of the Power Supply Showing Midplane Connectors . . . . . . . . . . 251
Figure 112: Installing a Replacement T320 Power Supply . . . . . . . . . . . . . . . . . . 254
Figure 113: Disconnecting Power Cables from the DC Power Supply . . . . . . . . . . 255
Figure 114: Connecting Power Cables to the T320 Power Supply . . . . . . . . . . . . . 257
Chapter 29 Replacing Switch Fabric Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259
Figure115:RemovingaT320SIB......................................260
Figure116:InstallingaT320SIB.......................................261
Figure 117: Small Form-Factor Pluggable (SFP) . . . . . . . . . . . . . . . . . . . . . . . . . . 262
Figure 118: Removing a XENPAK Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Figure 119: Installing a XENPAK Module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 268
Part 5 Maintaining the Chassis and Components
Chapter31 Maintaining Components .........................................273
Figure 120: Do Not Grasp the Connector Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . 279
Figure 121: Do Not Carry an FPC with Only One Hand . . . . . . . . . . . . . . . . . . . . . 280
Figure 122: Do Not Rest the FPC on an Edge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280
Figure 123: Holding an FPC Vertically . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281
Figure124:DoNotStackFPCs........................................282
Part 7 Contacting Customer Support and Returning the Chassis or
Components
Chapter 34 Locating Component Serial Numbers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311
Figure125:SerialNumberIDLabel ....................................312
Figure 126: Control Board Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . 313
Figure127:CIPSerialNumberLabel....................................313
Figure 128: Craft Interface Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . 314
Figure 129: Serial Number Label on FPC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314
Figure130:PICSerialNumberLabel...................................315
Figure 131: Power Supply Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Figure 132: Routing Engine Serial Number Label . . . . . . . . . . . . . . . . . . . . . . . . . . 316
Figure133:SCGSerialNumberLabel...................................316
Figure134:SIBSerialNumberLabel....................................317
Copyright © 2018, Juniper Networks, Inc.xvi
T320 Core Router Hardware Guide

Part 8 Safety and Compliance Information
Chapter 36 General Safety Guidelines and Warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . 325
Figure 135: Placing a Component into an Electrostatic Bag . . . . . . . . . . . . . . . . . 330
xviiCopyright © 2018, Juniper Networks, Inc.
List of Figures

Copyright © 2018, Juniper Networks, Inc.xviii
T320 Core Router Hardware Guide

List of Tables
AbouttheDocumentation........................................xxiii
Table1:NoticeIcons................................................xxiv
Table 2: Text and Syntax Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiv
Part 1 Overview
Chapter 3 Chassis Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table3:SCGLEDs..................................................20
Table 4: T320 Alarm LEDs and Alarm Cutoff/Lamp Test Button . . . . . . . . . . . . . . 21
Table5:T320HostSubsystemLEDs...................................23
Table6:FPCLEDs..................................................23
Table 7: SIB LEDs on the Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Chapter 5 Host Subsystem Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . 29
Table 8: Supported T320 Control Boards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 9: T320 Standard Control Board and T-CB LEDs . . . . . . . . . . . . . . . . . . . . . 32
Table10:RE-1600LEDs..............................................37
Table11:RoutingEngine2000LEDs....................................39
Table 12: Routing Engine Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Table 13: End-of-Life Routing Engine Specifications . . . . . . . . . . . . . . . . . . . . . . . 44
Table14:M7iRoutingEngines.........................................46
Table15:M10iRoutingEngines........................................46
Table16:M40eRoutingEngines.......................................47
Table17:M120RoutingEngines........................................47
Table18:M320RoutingEngines.......................................48
Table 19: MX5, MX10, MX40, and MX80 Routing Engine . . . . . . . . . . . . . . . . . . . . 48
Table20:MX104RoutingEngines......................................49
Table 21: MX240 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Table 22: MX480 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Table 23: MX960 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Table 24: MX2008 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Table 25: MX2010 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Table 26: MX2020 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
Table 27: MX10003 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Table28:PTX1000RoutingEngines....................................53
Table29:PTX3000RoutingEngines...................................54
Table30:PTX5000RoutingEngines...................................55
Table 31: PTX10008 and PTX10016 Routing Engines . . . . . . . . . . . . . . . . . . . . . . . 55
Table32:T320RoutingEngines.......................................55
Table33:T640RoutingEngines.......................................56
Table34:T1600RoutingEngines......................................57
xixCopyright © 2018, Juniper Networks, Inc.

Table35:T4000RoutingEngines......................................58
Table36:TXMatrixRoutingEngines....................................58
Table 37: TX Matrix Plus Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Table 38: Routing Engines on TX Matrix Plus with 3D SIBs . . . . . . . . . . . . . . . . . . 59
Chapter 6 Line Card Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
Table 39: Identifying the FPCs Supported by the T320 Router . . . . . . . . . . . . . . . 65
Table 40: FPCs Supported by the T320 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Table 41: PICs Supported by the T320 Internet Router . . . . . . . . . . . . . . . . . . . . . 68
Table 42: End-of-Life PICs Supported in the T320 Internet Router . . . . . . . . . . . . 73
Table 43: T320 PIC/FPC Compatibility (Type 1) . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
Table 44: T320 PIC/FPC Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
Table 45: T320 Type 3 PIC/FPC Compatibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Chapter 7 Power System Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . 83
Table46:T320PowerSupplyLED.....................................84
Chapter 8 Switch Fabric Components and Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . 85
Table47:T320SIBLEDs.............................................86
Part 2 Site Planning, Preparation, and Specifications
Chapter9 Preparation Overview .............................................89
Table 48: T320 Site Preparation Checklist . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Table 49: T320 Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Table 50: Router Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Table 51: Grounding Cable Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Chapter10 DCPowerSpecifications...........................................95
Table52:PowerCableSpecifications...................................95
Table 53: Power System Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . 96
Table 54: Component Power Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Chapter 11 Network Cable and Transceiver Specifications . . . . . . . . . . . . . . . . . . . . . . . 99
Table 55: Estimated Values for Factors Causing Link Loss . . . . . . . . . . . . . . . . . . 101
Chapter 12 Management Cable Specifications and Pinouts . . . . . . . . . . . . . . . . . . . . . . 103
Table 56: Cable and Wire Specifications for Routing Engine Management and
Alarm Interfaces ...............................................103
Table57:DB-9ConnectorPinouts.....................................104
Part 3 Initial Installation and Configuration
Chapter14 UnpackingtheT320..............................................109
Table58:T320RouterPartsList.......................................111
Table 59: T320 Accessory Box Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 113
Chapter 15 Installing the Mounting Hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115
Table 60: T320 Open-Frame Rack Mounting Hole Locations . . . . . . . . . . . . . . . . 115
Table 61: T320 Four-Post or Cabinet Rack Mounting Hole Locations . . . . . . . . . 120
Copyright © 2018, Juniper Networks, Inc.xx
T320 Core Router Hardware Guide