Juniper MX480 Installation instructions

MX480 Universal Routing Platform Hardware
Guide
Modified: 2019-04-04
Copyright © 2019, Juniper Networks, Inc.

Juniper Networks, Inc.
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Sunnyvale, California 94089
USA
408-745-2000
www.juniper.net
Juniper Networks, the Juniper Networks logo, Juniper, and Junos are registered trademarks of Juniper Networks, Inc. in the United States
and other countries. All other trademarks, service marks, registered marks, or registered service marks are the property of their respective
owners.
Juniper Networks assumes no responsibility for any inaccuracies in this document. Juniper Networks reserves the right to change, modify,
transfer, or otherwise revise this publication without notice.
MX480 Universal Routing Platform Hardware Guide
Copyright © 2019 Juniper Networks, Inc. All rights reserved.
The information in this document is current as of the date on the title page.
YEAR 2000 NOTICE
Juniper Networks hardware and software products are Year 2000 compliant. Junos OS has no known time-related limitations through the
year 2038. However, the NTP application is known to have some difficulty in the year 2036.
END USER LICENSE AGREEMENT
The Juniper Networks product that is the subject of this technical documentation consists of (or is intended for use with) Juniper Networks
software. Use of such software is subject to the terms and conditions of the End User License Agreement (“EULA”) posted at
https://support.juniper.net/support/eula/. By downloading, installing or using such software, you agree to the terms and conditions of
that EULA.
Copyright © 2019, Juniper Networks, Inc.ii

Table of Contents
AbouttheDocumentation...........................................xxiii
Documentation and Release Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiii
Using the Examples in This Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . xxiii
MergingaFullExample......................................xxiv
MergingaSnippet..........................................xxiv
Documentation Conventions .....................................xxv
DocumentationFeedback.......................................xxvii
RequestingTechnicalSupport...................................xxvii
Self-Help Online Tools and Resources . . . . . . . . . . . . . . . . . . . . . . . . . xxviii
Creating a Service Request with JTAC . . . . . . . . . . . . . . . . . . . . . . . . . . xxviii
Chapter1 Overview.........................................................29
MX480RouterDescription...........................................29
BenefitsoftheMX480Router.....................................29
MX480HardwareOverview.......................................30
MX480 Chassis ....................................................32
MX480ChassisDescription.......................................32
MX480ComponentRedundancy..................................34
MX480 Router Hardware and CLI Terminology Mapping . . . . . . . . . . . . . . . . 35
MX480CraftInterfaceDescription..................................37
Alarm Relay Contacts on the MX480 Craft Interface . . . . . . . . . . . . . . . . . . . 37
Alarm LEDs and Alarm Cutoff/Lamp Test Button on the MX480 Craft
Interface ...................................................37
MX480 Component LEDs on the Craft Interface . . . . . . . . . . . . . . . . . . . . . . 38
Host Subsystem LEDs on the MX480 Craft Interface . . . . . . . . . . . . . . . 38
Power Supply LEDs on the MX480 Craft Interface . . . . . . . . . . . . . . . . . 39
DPC and MPC LEDs on the MX480 Craft Interface . . . . . . . . . . . . . . . . . 39
FPC LEDs on the MX480 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . 39
SCB LEDs on the MX480 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . 40
Fan LEDs on the MX480 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . 40
MX480CableManagementBrackets...............................40
MX480CoolingSystem..............................................41
MX480CoolingSystemDescription.................................41
MX480FanLED................................................43
MX480PowerSystemDescription.....................................44
iiiCopyright © 2019, Juniper Networks, Inc.

MX480ACPowerSystem............................................45
MX480 AC Power Supply Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
ACPowerSupplyConfigurations...............................46
MX480ACPowerSupplyLEDs....................................47
AC Electrical Specifications for the MX480 Router . . . . . . . . . . . . . . . . . . . . . 47
AC Power Circuit Breaker Requirements for the MX480 Router . . . . . . . . . . . 48
AC Power Cord Specifications for the MX480 Router . . . . . . . . . . . . . . . . . . . 49
Outstanding Issues with the MX480 Router . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Errata with the MX480 Router Documentation . . . . . . . . . . . . . . . . . . . . . . . . 52
MX480DCPowerSystem............................................53
MX480 DC Power Supply Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
DCPowerSupplyConfigurations...............................54
MX480DCPowerSupplyLEDs....................................54
DC Power Supply Electrical Specifications for the MX480 Router . . . . . . . . . 55
DC Power Circuit Breaker Requirements for the MX480 Router . . . . . . . . . . . 56
DC Power Source Cabling for the MX480 Router . . . . . . . . . . . . . . . . . . . . . . 57
DC Power Cable Specifications for the MX480 Router . . . . . . . . . . . . . . . . . . 58
MX480HostSubsystem.............................................58
MX480 Host Subsystem Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
MX480HostSubsystemLEDs.....................................59
MX480MidplaneDescription.....................................59
MX480RoutingEngineDescription................................60
RoutingEngineComponents...................................61
RoutingEngineInterfacePorts.................................62
RoutingEngineBootSequence.................................62
MX480RoutingEngineLEDs......................................63
Routing Engine LEDs (RE-S-X6-64G) . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
RE-S-1800 Routing Engine Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
RE-S-1800 Routing Engine Components . . . . . . . . . . . . . . . . . . . . . . . . . 65
RE-S-1800RoutingEngineLEDs...............................66
RE-S-1800 Routing Engine Boot Sequence . . . . . . . . . . . . . . . . . . . . . . . 66
RE-S-1800RoutingEngineLEDs...................................66
RE-S-X6-64G Routing Engine Description . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
RE-S-X6-64G Routing Engine Components . . . . . . . . . . . . . . . . . . . . . . 67
RE-S-X6-64G Routing Engine Boot Sequence . . . . . . . . . . . . . . . . . . . . 68
RE-S-X6-64GRoutingEngineLEDs................................69
RoutingEngineSpecifications.....................................70
Supported Routing Engines by Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
M7iRoutingEngines..........................................75
M10iRoutingEngines.........................................75
M40eRoutingEngines........................................76
M120RoutingEngines........................................76
M320RoutingEngines........................................77
MX5, MX10, MX40, and MX80 Routing Engine . . . . . . . . . . . . . . . . . . . . . 77
MX104RoutingEngines.......................................78
MX240RoutingEngines......................................78
MX480RoutingEngines......................................79
MX960RoutingEngines......................................80
MX2008RoutingEngines.....................................81
Copyright © 2019, Juniper Networks, Inc.iv
MX480 Universal Routing Platform Hardware Guide

MX2010RoutingEngines......................................82
MX2020 Supported Routing Engines . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
MX10003RoutingEngines....................................83
MX10008RoutingEngines....................................83
PTX1000RoutingEngines....................................84
PTX3000RoutingEngines....................................84
PTX5000RoutingEngines....................................84
PTX10008 and PTX10016 Routing Engines . . . . . . . . . . . . . . . . . . . . . . . 85
T320RoutingEngines........................................86
T640RoutingEngines.......................................86
T1600RoutingEngines.......................................87
T4000RoutingEngines......................................88
TXMatrixRoutingEngines....................................88
TXMatrixPlusRoutingEngines................................89
TX Matrix Plus (with 3D SIBs) Routing Engines . . . . . . . . . . . . . . . . . . . . 89
MX480InterfaceModules—DPCs.....................................90
MX480 Dense Port Concentrator (DPC) Description . . . . . . . . . . . . . . . . . . . 90
DPCComponents............................................91
MX480 DPC Port and Interface Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . 92
MX480 Dense Port Concentrator (DPC) LEDs . . . . . . . . . . . . . . . . . . . . . . . . 95
DPCs Supported on MX240, MX480, and MX960 Routers . . . . . . . . . . . . . . 95
MX480 Interface Modules—FPCs and PICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
MX480 Flexible PIC Concentrator (FPC) Description . . . . . . . . . . . . . . . . . . . 98
FPC Components...........................................99
MX480 Flexible PIC Concentrator (FPC) LEDs . . . . . . . . . . . . . . . . . . . . . . . 100
FPCs Supported by MX240, MX480, and MX960 Routers . . . . . . . . . . . . . . 100
MX480PICDescription.........................................100
MX480 PIC Port and Interface Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
MX480PICLEDs...............................................103
PICs Supported by MX240, MX480, and MX960 Routers . . . . . . . . . . . . . . . 103
MX480 Interface Modules—MPCs and MICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
MIC/MPC Compatibility.........................................104
MX480 Modular Interface Card (MIC) Description . . . . . . . . . . . . . . . . . . . . . 112
MX480 MIC Port and Interface Numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . 112
MX480 Modular Interface Card (MIC) LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . 115
MICs Supported by MX Series Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
MX480 Modular Port Concentrator (MPC) Description . . . . . . . . . . . . . . . . 124
MPC Components ..........................................125
MX480 Modular Port Concentrator (MPC) LEDs . . . . . . . . . . . . . . . . . . . . . . 126
MPCs Supported by MX Series Routers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 126
MX480 Application Services Modular Line Card Description . . . . . . . . . . . . 130
MX480ASMLCFunction.....................................130
ASMLCComponents........................................131
MX480 SCB, Power Supply, and Cooling System Requirements for AS
MLC...................................................131
MX480 Application Services Modular Storage Card Description . . . . . . . . . 132
MX480 Application Services Modular Processing Card Description . . . . . . . 133
MX480ASMSCLEDs...........................................134
MX480ASMXCLEDs...........................................134
vCopyright © 2019, Juniper Networks, Inc.
Table of Contents

MX-Series Switch Control Board (SCB) Overview . . . . . . . . . . . . . . . . . . . . . . . . 135
CLIIdentification...............................................136
Chapter 2 Site Planning, Preparation, and Specifications . . . . . . . . . . . . . . . . . . . . . . . 139
MX480SitePreparationChecklist.....................................139
MX480 Site Guidelines and Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
MX480 Router Physical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
MX480 Router Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . 142
MX480 Chassis Grounding Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
MX480 Chassis Grounding Points Specifications . . . . . . . . . . . . . . . . . . 143
MX480 Router Grounding Cable Lug Specifications . . . . . . . . . . . . . . . 144
MX480 Router Grounding Cable Specifications . . . . . . . . . . . . . . . . . . . 145
MX480RouterRackRequirements................................146
RackSizeandStrength......................................146
Spacing of Mounting Bracket Holes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
Connection to Building Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 147
MX480 Router Clearance Requirements for Airflow and Hardware
Maintenance...............................................147
MX480 Router Cabinet Size and Clearance Requirements . . . . . . . . . . . . . . 148
MX480 Router Cabinet Airflow Requirements . . . . . . . . . . . . . . . . . . . . . . . . 149
MX480PowerPlanning.............................................149
Power Requirements for an MX480 Router . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Calculating Power Requirements for MX480 Routers . . . . . . . . . . . . . . . . . . 158
MX480 Network Cable and Transceiver Planning . . . . . . . . . . . . . . . . . . . . . . . . . 162
Calculating Power Budget and Power Margin for Fiber-Optic Cables . . . . . . 162
Calculating Power Budget for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . 163
Calculating Power Margin for Fiber-Optic Cable . . . . . . . . . . . . . . . . . . . 163
Understanding Fiber-Optic Cable Signal Loss, Attenuation, and
Dispersion.................................................164
Signal Loss in Multimode and Single-Mode Fiber-Optic Cables . . . . . . 165
Attenuation and Dispersion in Fiber-Optic Cable . . . . . . . . . . . . . . . . . . 165
Routing Engine Interface Cable and Wire Specifications for MX Series
Routers...................................................166
MX480 Management, and Console Port Specifications and Pinouts . . . . . . . . . 166
RJ-45 Connector Pinouts for an MX Series Routing Engine ETHERNET
Port......................................................166
RJ-45 Connector Pinouts for MX Series Routing Engine AUX and CONSOLE
Ports .....................................................167
Copyright © 2019, Juniper Networks, Inc.vi
MX480 Universal Routing Platform Hardware Guide

Chapter 3 Initial Installation and Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
Installing an MX480 Router Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169
UnpackingtheMX480..............................................170
Tools and Parts Required to Unpack the MX480 Router . . . . . . . . . . . . . . . . 170
UnpackingtheMX480Router....................................170
Verifying the MX480 Router Parts Received . . . . . . . . . . . . . . . . . . . . . . . . . . 172
InstallingtheMX480...............................................174
Installing the MX480 Router Mounting Hardware for a Rack or Cabinet . . . 174
Moving the Mounting Brackets for Center-Mounting the MX480 Router . . . 177
Tools Required to Install the MX480 Router with a Mechanical Lift . . . . . . . 178
Removing Components from the MX480 Router Before Installing It with a
Lift.......................................................178
Removing the Power Supplies Before Installing the MX480 Router with
aLift..................................................178
Removing the Fan Tray Before Installing the MX480 Router with a
Lift ...................................................179
Removing the SCBs Before Installing the MX480 Router with a Lift . . . 180
Removing the DPCs Before Installing the MX480 Router with a Lift . . . 181
Removing the FPCs Before Installing the MX480 Router with a Lift . . . 182
Installing the MX480 Router Using a Mechanical Lift . . . . . . . . . . . . . . . . . . 183
Reinstalling Components in the MX480 Router After Installing It with a
Lift.......................................................185
Reinstalling the Power Supplies After Installing the MX480 Router with
aLift..................................................185
Reinstalling the Fan Tray After Installing the MX480 Router with a
Lift ...................................................186
Reinstalling the SCBs After Installing the MX480 Router with a Lift . . . 187
Reinstalling the DPCs After Installing the MX480 Router with a Lift . . . 188
Reinstalling the FPCs After Installing the MX480 Router with a Lift . . . 189
Tools Required to Install the MX480 Router Without a Mechanical Lift . . . 190
Removing Components from the MX480 Router Before Installing It Without
aLift.....................................................190
Removing the Power Supplies Before Installing the MX480 Router
WithoutaLift...........................................191
Removing the Fan Tray Before Installing the MX480 Router Without a
Lift....................................................191
Removing the SCBs Before Installing the MX480 Router Without a
Lift ...................................................192
Removing the DPCs Before Installing the MX480 Router Without a
Lift ...................................................193
Removing the FPCs Before Installing the MX480 Router Without a
Lift ...................................................194
Installing the MX480 Chassis in the Rack Manually . . . . . . . . . . . . . . . . . . . 196
Reinstalling Components in the MX480 Router After Installing It Without a
Lift.......................................................197
Reinstalling the Power Supplies After Installing the MX480 Router
WithoutaLift..........................................198
Reinstalling the Fan Tray After Installing the MX480 Router Without a
Lift ...................................................198
viiCopyright © 2019, Juniper Networks, Inc.
Table of Contents

Reinstalling the SCBs After Installing the MX480 Router Without a
Lift ...................................................199
Reinstalling the DPCs After Installing the MX480 Router Without a
Lift ..................................................200
Reinstalling the FPCs After Installing the MX480 Router Without a
Lift ...................................................201
Installing the MX480 Router Cable Management Bracket . . . . . . . . . . . . . . 202
ConnectingtheMX480toPower.....................................203
Tools and Parts Required for MX480 Router Grounding and Power
Connections...............................................203
GroundingtheMX480Router....................................204
Connecting Power to an AC-Powered MX480 Router with Normal-Capacity
PowerSupplies............................................205
Powering On an AC-Powered MX480 Router . . . . . . . . . . . . . . . . . . . . . . . . 206
Connecting Power to a DC-Powered MX480 Router with Normal Capacity
PowerSupplies............................................207
Powering On a DC-Powered MX480 Router with Normal Capacity Power
Supplies ..................................................210
PoweringOfftheMX480Router...................................212
Connecting an MX480 AC Power Supply Cord . . . . . . . . . . . . . . . . . . . . . . . . 212
Connecting an MX480 DC Power Supply Cable . . . . . . . . . . . . . . . . . . . . . . . 213
Connecting the MX480 to the Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
Tools and Parts Required for MX480 Router Connections . . . . . . . . . . . . . . 215
Connecting the MX480 Router to a Network for Out-of-Band
Management ..............................................215
Connecting the MX480 Router to a Management Console or Auxiliary
Device ....................................................216
Connecting the MX480 Router to an External Alarm-Reporting Device . . . . 217
Connecting DPC, MPC, MIC, or PIC Cables to the MX480 Router . . . . . . . . . 218
Connecting the Alarm Relay Wires to the MX480 Craft Interface . . . . . . . . . 219
Initially Configuring the MX480 Router . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
Chapter4 MaintainingComponents.........................................225
MaintainingMX480Components.....................................225
Routine Maintenance Procedures for the MX480 Router . . . . . . . . . . . . . . . 225
MX480 Field-Replaceable Units (FRUs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 226
Tools and Parts Required to Replace MX480 Hardware Components . . . . 226
Replacing the MX480 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Disconnecting the Alarm Relay Wires from the MX480 Craft
Interface ..............................................228
Removing the MX480 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Installing the MX480 Craft Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . 229
Connecting the Alarm Relay Wires to the MX480 Craft Interface . . . . . 230
Replacing the MX480 Cable Management Brackets . . . . . . . . . . . . . . . . . . . 231
Replacing the Management Ethernet Cable on an MX Series Router . . . . . . 232
Copyright © 2019, Juniper Networks, Inc.viii
MX480 Universal Routing Platform Hardware Guide

Replacing the Console or Auxiliary Cable on an MX480 Router . . . . . . . . . . 232
Maintaining MX480 Cooling System Components . . . . . . . . . . . . . . . . . . . . . . . 233
MaintainingtheMX480AirFilter..................................233
ReplacingtheMX480AirFilter...................................234
RemovingtheMX480AirFilter................................234
InstallingtheMX480AirFilter.................................235
MaintainingtheMX480FanTray..................................236
ReplacingtheMX480FanTray...................................238
RemovingtheMX480FanTray................................238
InstallingtheMX480FanTray................................239
Maintaining MX480 Host Subsystem Components . . . . . . . . . . . . . . . . . . . . . . 240
Maintaining the MX480 Host Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Replacing an MX480 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
Removing an MX480 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
Installing an MX480 Routing Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
Replacing an SSD Drive on an RE-S-1800 . . . . . . . . . . . . . . . . . . . . . . . . . . 246
Replacing an SSD Drive on an RE-S-X6-64G . . . . . . . . . . . . . . . . . . . . . . . . 248
Replacing Connections to MX480 Routing Engine Interface Ports . . . . . . . . 253
Replacing the Management Ethernet Cable on an MX Series Router . . 254
Replacing the Console or Auxiliary Cable on an MX480 Router . . . . . . 254
Upgrading to the RE-S-X6-64G Routing Engine in a Redundant Host
Subsystem................................................255
RemovingtheRoutingEngine.................................256
Installing the Routing Engine RE-S-X6-64G . . . . . . . . . . . . . . . . . . . . . 258
Verifying and Configuring the Upgraded Routing Engine as the
Master ................................................261
Verifying and Configuring the Upgraded Routing Engine as the
Backup................................................261
Upgrading to the RE-S-X6-64G Routing Engine in a Nonredundant Host
Subsystem ................................................261
RemovingtheRoutingEngine.................................262
Installing the Routing Engine RE-S-X6-64G . . . . . . . . . . . . . . . . . . . . . 263
Maintaining MX480 Interface Modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264
MaintainingMX480DPCs.......................................264
HoldinganMX480DPC.........................................266
StoringanMX480DPC.........................................268
ReplacinganMX480DPC.......................................269
RemovinganMX480DPC...................................269
InstallinganMX480DPC.....................................271
Replacing a Cable on an MX480 DPC, MPC, MIC, or PIC . . . . . . . . . . . . . . . . 274
Removing a Cable on an MX480 DPC, MPC, MIC, or PIC . . . . . . . . . . . . 274
Installing a Cable on an MX480 DPC, MPC, MIC, or PIC . . . . . . . . . . . . . 276
MaintainingMX480FPCs........................................277
HoldinganMX480FPC.........................................279
StoringanMX480FPC..........................................282
ReplacinganMX480FPC.......................................283
RemovinganMX480FPC....................................283
InstallinganMX480FPC....................................286
MaintainingMX480MICs........................................288
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ReplacinganMX480MIC.......................................289
RemovinganMX480MIC....................................289
InstallinganMX480MIC.....................................291
Installing an MX480 Dual-Wide MIC . . . . . . . . . . . . . . . . . . . . . . . . . . . 293
MaintainingMX480MPCs.......................................295
ReplacinganMX480MPC.......................................298
RemovinganMX480MPC...................................298
InstallinganMX480MPC....................................300
MaintainingMX480PICs........................................302
ReplacinganMX480PIC........................................303
RemovinganMX480PIC....................................303
InstallinganMX480PIC.....................................305
ReplacinganMX480ASMLC....................................307
RemovinganMX480ASMLC.................................307
InstallinganMX480ASMLC.................................309
ReplacinganMX480ASMSC.....................................311
RemovinganMX480ASMSC.................................311
InstallinganMX480ASMSC..................................312
ReplacinganMX480ASMXC.....................................314
RemovinganMX480ASMXC.................................314
InstallinganMX480ASMXC..................................315
Maintaining Cables That Connect to MX480 DPCs, MPCs, MICs, or PICs . . . 316
Maintaining MX480 Power System Components . . . . . . . . . . . . . . . . . . . . . . . . . 317
Maintaining the MX480 Power Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
Replacing an MX480 AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
Removing an MX480 AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . 319
Installing an MX480 AC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . 320
Replacing an MX480 AC Power Supply Cord . . . . . . . . . . . . . . . . . . . . . . . . . 321
Disconnecting an MX480 AC Power Supply Cord . . . . . . . . . . . . . . . . . . 321
Connecting an MX480 AC Power Supply Cord . . . . . . . . . . . . . . . . . . . . 322
Replacing an MX480 DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322
Removing an MX480 DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . 322
Installing an MX480 DC Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . 324
Replacing an MX480 DC Power Supply Cable . . . . . . . . . . . . . . . . . . . . . . . . 327
Disconnecting an MX480 DC Power Supply Cable . . . . . . . . . . . . . . . . 327
Connecting an MX480 DC Power Supply Cable . . . . . . . . . . . . . . . . . . 328
Maintaining MX480 SFP and XFP Transceivers . . . . . . . . . . . . . . . . . . . . . . . . . . 330
Replacing an SFP or XFP Transceiver on an MX480 DPC, MPC, MIC, or
PIC ......................................................330
Removing an SFP or XFP Transceiver from an MX480 DPC, MPC, MIC,
or PIC ................................................330
Installing an SFP or XFP Transceiver into an MX480 DPC, MPC, MIC, or
PIC ...................................................331
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MX480 Universal Routing Platform Hardware Guide