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Juniper Networks manual MX240 Ethernet Services Router Hardware Guide

Models: MX240

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MX240 Ethernet Services Router Hardware Guide

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Juniper Networks manual MX240 Ethernet Services Router Hardware Guide

Contents

Hardware Guide North Mathilda Avenue Sunnyvale, CaliforniaMX240 Ethernet Services Router Hardware Guide Iii End User License AgreementPage Table of Contents Part Setting Up the Router AC Power Supply LEDsInstalling the Router Using a Lift Moving the Mounting Brackets for Center-Mounting the RouterMaintaining DPCs Maintaining the Air Filter Maintaining the Fan TrayHandling and Storing DPCs Holding a DPC Storing a DPC Connecting the Cable to a Management Console or Auxiliary 100102 103Part Appendixes 121125 126155 161163 165Removing the Power Supplies 188 Removing the Fan Tray 189 176179 183Part Index 203204 205Rear View of a Fully Configured AC-Powered Router Chassis List of Figures175 111191 List of Tables 186 Objectives About This GuideAudience On page xviii defines the notice icons used in this guide Documentation ConventionsText and Syntax Conventions List of Technical Publications Convention Description Plain text like thisTechnical Documentation for Supported Routing Platforms Junos Software for Supported Routing PlatformsJunos References Web User Guide Xxiii Junos Software with Enhanced Services Documentation Junos Software Network Operations GuidesTraffic classification Obtaining Documentation Documentation FeedbackRequesting Technical Support Self-Help Online Tools and ResourcesPage MX240 Router Overview Router Overview on Hardware Components onPage Router Overview Router DescriptionComponent Redundancy Hardware Components Router ChassisFront View of a Fully Configured Router Chassis Rear View of a Fully Configured AC-Powered Router Chassis Midplane Dense Port Concentrators DPCsTypical DPCs Supported on the MX240 Router Four-Port 10-Gigabit Ethernet DPC LEDs DPC Components40-Port Gigabit Ethernet DPC LEDs Switch Control Board SCB Host SubsystemSCB Slots SCB RedundancySCB Components Switch Control Board LEDsSCB LEDs Routing Engine Routing Engine ComponentsEthernet Routing Engine Interface Ports Routing Engine Boot SequenceRouting Engine LEDs Cable Management System Craft InterfaceAlarm LEDs and Alarm Cutoff/Lamp Test Button SCB LEDs on Fan LEDs on Alarm Relay Contacts onPower Supply LEDs Alarm LEDs and Alarm Cutoff/Lamp Test ButtonPower Supply LEDs on the Craft Interface Host Subsystem LEDsSCB LEDs DPC LEDsFan LEDs Power Supplies Alarm Relay ContactsAC Power Supply AC Power Supply LEDs AC Power SupplyDC Power Supply Configurations for the MX240 Router DC Power SupplyAC Power Supply LEDs DC Power Supply LEDs DC Power Supply LEDsCooling System Airflow Through Chassis Air Filter Setting Up the Router Page Site Preparation Checklist Preparing the Site for Router InstallationSite Preparation Checklist Cabinet Size and Clearance Requirements Cabinet RequirementsCabinet Airflow Requirements Rack Requirements Rack Size and StrengthSpacing of Mounting Bracket Holes Clearance Requirements for Airflow and Hardware MaintenanceConnection to Building Structure Chassis Dimensions and Clearance Requirements Page Installation Overview MX240 Ethernet Services Router Hardware Guide Tools and Parts Required Unpacking the RouterUnpacking the Router Contents of the Shipping Crate Verifying Parts ReceivedParts List for a Fully Configured Router Accessory Box Parts ListAccessory Box Parts List Installing the Mounting Hardware for a Rack or Cabinet Installing the Mounting HardwareFour-Post Rack or Cabinet Mounting Hole Locations MX240 Ethernet Services Router Hardware Guide Installing the Mounting Hardware for an Open-Frame Rack Moving the Mounting Brackets for Center-Mounting the RouterMX240 Ethernet Services Router Hardware Guide Safety Requirements, Warnings, and Guidelines Installing the RouterInstalling the Router Using a Mechanical Lift Installing the Router Using a Lift Tools RequiredInstalling the Router in the Rack Page Connecting the Router Connecting the Router to Management and Alarm DevicesConnecting to a Management Console or Auxiliary Device Connecting to a Network for Out-of-Band ManagementConnecting to an External Alarm-Reporting Device Connecting DPC Cables Attaching a Cable to a DPC Grounding and Providing Power to the Router Connecting Power to an AC-Powered Router Grounding the RouterPowering On an AC-Powered Router To power on an AC-powered routerConnecting Power to a DC-Powered Router Grounding and Providing Power to the Router Powering On a DC-Powered Router Connecting DC Power to the RouterPowering Off the Router MX240 Ethernet Services Router Hardware Guide Configuring Junos Software Configuring the Junos SoftwareConfiguring the Junos Software on Log in as the root user. There is no passwordEnter configuration mode Configure the router’s domain nameConfigure the IP address of a DNS server Start the CLICommit the configuration to activate it on the router Edit Root@# commitPage Part Page Routine Maintenance Procedures Maintaining Hardware ComponentsMaintaining the Air Filter Maintaining Cooling System ComponentsMaintaining the Fan Tray Maintaining Hardware Components Maintaining the Host Subsystem User@host show chassis routing-engineUser@host show chassis environment cb Maintaining Packet Forwarding Engine Components Maintaining DPCsUser@host show chassis fpc detail Maintaining DPC Cables Handling and Storing DPCsHolding a DPC DPC EdgesDo Not Grasp the Connector Edge Storing a DPC Do Not Rest the DPC on an EdgeMaintaining the Power Supplies Troubleshooting Hardware Components Overview of Troubleshooting ResourcesCommand-Line Interface Juniper Networks Technical Assistance CenterLEDs Chassis and Interface Alarm MessagesCraft Interface LEDs Component LEDs Troubleshooting the Cooling System Airflow Through the ChassisTroubleshooting DPCs Troubleshooting the Power System Basics and Services Command ReferenceTemperature DC output Page Replacing Hardware Components Field-Replaceable Units FRUsField-Replaceable Units Tools and Parts RequiredRemoving the Craft Interface Replacing the Craft InterfaceTo remove the craft interface see on Installing the Craft Interface To install the craft interface see onReplacing Alarm Relay Wires Disconnecting the Alarm Relay WiresConnecting the Alarm Relay Wires Replacing Cooling System ComponentsReplacing the Fan Tray Removing the Fan TrayInstalling the Fan Tray To install the fan tray see onReplacing the Air Filter Removing an Air FilterTo install the air filter see on Installing the Air FilterTo remove the air filter see on Replacing Host Subsystem Components Taking the Host Subsystem OfflineReplacing an SCB Master in the Current state fieldOperating and Positioning the SCB Ejectors Removing an SCB Removing an SCBInstalling an SCB To install an SCB see onTo check the status of the SCB, use the CLI command Replacing a Routing Engine Removing a Routing EngineInstalling a Routing Engine Removing a Routing EngineInstalling a Routing Engine Replacing Connections to Routing Engine Interface PortsInstalling the Management Ethernet Cable Replacing the Management Ethernet CableReplacing the Console or Auxiliary Cable Removing the Management Ethernet CableReplacing a DPC Replacing DPCs and TransceiversRemoving a DPC User@hostrequest chassis fpc slot slot-numberoffline Installing a DPC To install a DPC see onUser@hostrequest chassis fpc slot slot-numberonline Installing a DPC Removing an SFP or XFP TransceiverRemoving SFPs or XFPs Installing an SFP or XFP Transceiver Replacing Power System ComponentsRemoving an AC Power Supply Removing an AC Power SupplyRemoving a DC Power Supply Installing an AC Power SupplyTo install an AC power supply see on Replacing Hardware Components Installing a DC Power Supply Removing a DC Power Supply from an MX240 RouterReplacing Hardware Components Replacing an AC Power Cord Installing a DC Power Supply in an MX240 RouterDisconnecting an AC Power Cord Replacing a DC Power Supply CableConnecting an AC Power Supply Cord Disconnecting a DC Power Supply Cable Connecting a DC Power Supply CableReplacing the Cable Management System Removing the Cable Management SystemInstalling the Cable Management System Removing or Installing the Cable Management SystemAppendixes MX240 Ethernet Services Router Hardware Guide Appendixes Safety and Regulatory Compliance Information Definition of Safety Warning LevelsSafety Guidelines and Warnings General Safety Guidelines and Warnings Qualified Personnel WarningRestricted Access Area Warning Appendix a Safety and Regulatory Compliance Information Fire Safety Requirements Preventing Electrostatic Discharge DamageFire Suppression Installation Safety Guidelines and WarningsFire Suppression Equipment Installation Instructions Warning Chassis-Lifting GuidelinesRack-Mounting Requirements and Warnings MX240 Ethernet Services Router Hardware Guide Appendix a Safety and Regulatory Compliance Information Laser and LED Safety Guidelines and Warnings Ramp WarningClass 1 Laser Product Warning Class 1 LED Product Warning General Laser Safety GuidelinesWaarschuwing Klasse 1 LED-product Laser Beam Warning Maintenance and Operational Safety Guidelines and Warnings Radiation from Open Port Apertures WarningBattery Handling Warning Operating Temperature Warning on Product Disposal Warning onJewelry Removal Warning Operating Temperature Warning Lightning Activity WarningProduct Disposal Warning Electrical Safety Guidelines and Warnings Case of Electrical AccidentGeneral Electrical Safety Guidelines and Warnings Grounded Equipment WarningMX240 Ethernet Services Router Hardware Guide Power Disconnection Warning AC Power Electrical Safety Guidelines TN Power WarningDC Power Electrical Safety Guidelines and Warnings DC Power Electrical Safety GuidelinesCopper Conductors Warning DC Power Disconnection Warning DC Power Grounding Requirements and Warning DC Power Wiring Sequence Warning DC Power Wiring Terminations Warning Agency Approvals and Compliance Agency ApprovalsEN 60950-1 Safety of Information Technology Equipment Compliance Statements for NEBs RequirementsCanada Compliance Statements for EMC RequirementsEuropean Community Japan Lithium Battery Compliance Statements for Environmental RequirementsCompliance Statements for Acoustic Noise United StatesPage Physical Specifications Physical SpecificationsPhysical Specifications Page Router Environmental Specifications Router Environmental SpecificationsRouter Environmental Specifications Page Chassis Grounding Specifications Power Guidelines, Requirements, and SpecificationsGrounding Cable Lug Specification Grouding Cable Specification DC Power Specifications and RequirementsDC Power Specifications Grounding Cable SpecificationsPower Consumption for DC-Powered Routers DC Power System Electrical SpecificationsDC Power Supply Electrical Specifications DC Power System Electrical SpecificationsDC-Powered Base Router Power Requirements Component Power RequirementsDC Power Circuit Breaker Specifications DC Power Cable Specifications On page 170 shows a typical DC source cabling arrangementAC Power Specifications and Requirements DC Power Cable Lug SpecificationsDC Power Cable Specifications DC Power Cable SpecificationsAC Power Specifications Power Consumption for AC-Powered RoutersAC Power System Electrical Specifications AC Power Supply Electrical SpecificationsAC Base Router Power Requirements Component Power Requirements for AC-Powered RoutersAC Power Circuit Breaker Specifications AC Power Cord SpecificationsAC Power Cord Specifications AC Plug TypesSite Electrical Wiring Guidelines Distance Limitations for SignalingRadio Frequency Interference Electromagnetic CompatibilitySite Electrical Wiring Guidelines Page Cable and Wire Guidelines and Specifications Network Cable Specifications and GuidelinesFiber-Optic and Network Cable Specifications Signal Loss in Multimode and Single-Mode Fiber-Optic CableAttenuation and Dispersion in Fiber-Optic Cable Calculating Power Margin for Fiber-Optic Cable Calculating Power Budget for Fiber-Optic CableEstimated Values for Factors Causing Link Loss Estimated Values for Factors Causing Link Loss Routing Engine Interface Cable and Wire Specifications Page Cable Connector Pinouts RJ-45 Connector Pinout for the Routing Engine Ethernet PortRJ-45 Connector Pinout for the AUX and Console Ports Pin Signal DescriptionInstalling the Router Without a Mechanical Lift Removing Components from the ChassisRemoving the Power Supplies Removing a Power Supply Before Installing the RouterRemoving the Fan Tray Removing SCBsRemoving DPCs Removing a DPC Installing the Chassis in the Rack Manually Reinstalling Components in the Chassis Reinstalling the Power SuppliesReinstalling the Fan Tray To reinstall the fan trayReinstalling SCBs To reinstall an SCB see onReinstalling DPCs To reinstall a DPC see onContacting Customer Support and Returning Hardware Locating Component Serial NumbersMX240 Chassis Serial Number Label On page 198 attached to the component bodySCB Serial Number Label MX240 Chassis Serial Number LabelPower Supply Serial Number Labels DPC Serial Number LabelAC Power Supply Serial Number Label Routing Engine Serial Number LabelContacting Customer Support Information You Might Need to Supply to JtacReturn Procedure Packing the Router for Shipment Packing Components for Shipment Page Index Index onMX240 Ethernet Services Router Hardware Guide Index Symbols CLI EMC EMI Jtac See also warnings Specifications AC power cord 174 Cable 179 Power 170