Juniper Networks MX240 instruction

MX240 Ethernet Services Router Hardware Guide

178■ Site Electrical Wiring Guidelines

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Juniper Networks MX240 manual

Contents

Hardware Guide North Mathilda Avenue Sunnyvale, California MX240 Ethernet Services Router Hardware Guide Iii End User License AgreementPage Table of Contents Installing the Router Using a Lift Part Setting Up the RouterAC Power Supply LEDs Moving the Mounting Brackets for Center-Mounting the Router Handling and Storing DPCs Holding a DPC Storing a DPC Maintaining the Air Filter Maintaining the Fan TrayMaintaining DPCs 102 Connecting the Cable to a Management Console or Auxiliary100 103 125 Part Appendixes121 126 163 155161 165 179 Removing the Power Supplies 188 Removing the Fan Tray 189176 183 204 Part Index203 205 Rear View of a Fully Configured AC-Powered Router Chassis List of Figures 191 111175 List of Tables 186 Audience About This GuideObjectives Text and Syntax Conventions Documentation ConventionsOn page xviii defines the notice icons used in this guide List of Technical Publications Convention Description Plain text like this Technical Documentation for Supported Routing Platforms Junos Software for Supported Routing Platforms Junos References Web User Guide Xxiii Junos Software with Enhanced Services Documentation Junos Software Network Operations Guides Traffic classification Obtaining Documentation Documentation Feedback Requesting Technical Support Self-Help Online Tools and ResourcesPage MX240 Router Overview Router Overview on Hardware Components onPage Router Overview Router Description Component Redundancy Hardware Components Router Chassis Front View of a Fully Configured Router Chassis Rear View of a Fully Configured AC-Powered Router Chassis Midplane Dense Port Concentrators DPCs Typical DPCs Supported on the MX240 Router 40-Port Gigabit Ethernet DPC LEDs DPC ComponentsFour-Port 10-Gigabit Ethernet DPC LEDs Switch Control Board SCB Host Subsystem SCB Slots SCB Redundancy SCB LEDs Switch Control Board LEDsSCB Components Routing Engine Routing Engine Components Ethernet Routing Engine LEDs Routing Engine Boot SequenceRouting Engine Interface Ports Cable Management System Craft Interface Alarm LEDs and Alarm Cutoff/Lamp Test Button SCB LEDs on Fan LEDs on Alarm Relay Contacts on Power Supply LEDs on the Craft Interface Power Supply LEDsAlarm LEDs and Alarm Cutoff/Lamp Test Button Host Subsystem LEDs Fan LEDs DPC LEDsSCB LEDs AC Power Supply Alarm Relay ContactsPower Supplies AC Power Supply LEDs AC Power Supply AC Power Supply LEDs DC Power SupplyDC Power Supply Configurations for the MX240 Router Cooling System DC Power Supply LEDsDC Power Supply LEDs Airflow Through Chassis Air Filter Setting Up the Router Page Site Preparation Checklist Preparing the Site for Router InstallationSite Preparation Checklist Cabinet Airflow Requirements Cabinet RequirementsCabinet Size and Clearance Requirements Rack Requirements Rack Size and Strength Connection to Building Structure Clearance Requirements for Airflow and Hardware MaintenanceSpacing of Mounting Bracket Holes Chassis Dimensions and Clearance Requirements Page Installation Overview MX240 Ethernet Services Router Hardware Guide Unpacking the Router Unpacking the RouterTools and Parts Required Contents of the Shipping Crate Verifying Parts Received Parts List for a Fully Configured Router Accessory Box Parts List Accessory Box Parts List Four-Post Rack or Cabinet Mounting Hole Locations Installing the Mounting HardwareInstalling the Mounting Hardware for a Rack or Cabinet MX240 Ethernet Services Router Hardware Guide Installing the Mounting Hardware for an Open-Frame Rack Moving the Mounting Brackets for Center-Mounting the Router MX240 Ethernet Services Router Hardware Guide Installing the Router Using a Mechanical Lift Installing the RouterSafety Requirements, Warnings, and Guidelines Installing the Router Using a Lift Tools Required Installing the Router in the Rack Page Connecting the Router Connecting the Router to Management and Alarm Devices Connecting to an External Alarm-Reporting Device Connecting to a Network for Out-of-Band ManagementConnecting to a Management Console or Auxiliary 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 Router Powering On an AC-Powered Router To power on an AC-powered router Connecting Power to a DC-Powered Router Grounding and Providing Power to the Router Powering On a DC-Powered Router Connecting DC Power to the Router Powering Off the Router MX240 Ethernet Services Router Hardware Guide Configuring the Junos Software on Configuring Junos SoftwareConfiguring the Junos Software Log in as the root user. There is no password Configure the IP address of a DNS server Enter configuration modeConfigure the router’s domain name Start the CLI Commit the configuration to activate it on the router Edit Root@# commitPage Part Page Routine Maintenance Procedures Maintaining Hardware Components Maintaining the Fan Tray Maintaining Cooling System ComponentsMaintaining the Air Filter Maintaining Hardware Components Maintaining the Host Subsystem User@host show chassis routing-engine User@host show chassis environment cb Maintaining Packet Forwarding Engine Components Maintaining DPCs User@host show chassis fpc detail Maintaining DPC Cables Handling and Storing DPCs Holding a DPC DPC Edges Do Not Grasp the Connector Edge Storing a DPC Do Not Rest the DPC on an Edge Maintaining the Power Supplies Command-Line Interface Troubleshooting Hardware ComponentsOverview of Troubleshooting Resources Juniper Networks Technical Assistance Center Craft Interface LEDs Chassis and Interface Alarm MessagesLEDs Component LEDs Troubleshooting the Cooling System Airflow Through the Chassis Troubleshooting DPCs Troubleshooting the Power System Basics and Services Command Reference Temperature DC output Page Replacing Hardware Components Field-Replaceable Units FRUs Field-Replaceable Units Tools and Parts Required To remove the craft interface see on Replacing the Craft InterfaceRemoving the Craft Interface Installing the Craft Interface To install the craft interface see on Replacing Alarm Relay Wires Disconnecting the Alarm Relay Wires Replacing the Fan Tray Connecting the Alarm Relay WiresReplacing Cooling System Components Removing the Fan Tray Installing the Fan Tray To install the fan tray see on Replacing the Air Filter Removing an Air Filter To remove the air filter see on Installing the Air FilterTo install the air filter see on Replacing Host Subsystem Components Taking the Host Subsystem Offline Replacing an SCB Master in the Current state field Operating and Positioning the SCB Ejectors Removing an SCB Removing an SCB Installing an SCB To install an SCB see on To check the status of the SCB, use the CLI command Replacing a Routing Engine Removing a Routing Engine Installing a Routing Engine Removing a Routing Engine Installing a Routing Engine Replacing Connections to Routing Engine Interface Ports Replacing the Console or Auxiliary Cable Installing the Management Ethernet CableReplacing the Management Ethernet Cable Removing the Management Ethernet Cable Removing a DPC Replacing DPCs and TransceiversReplacing a DPC User@hostrequest chassis fpc slot slot-numberoffline Installing a DPC To install a DPC see on User@hostrequest chassis fpc slot slot-numberonline Installing a DPC Removing an SFP or XFP Transceiver Removing SFPs or XFPs Installing an SFP or XFP Transceiver Replacing Power System Components Removing an AC Power Supply Removing an AC Power Supply To install an AC power supply see on Installing an AC Power SupplyRemoving a DC Power Supply Replacing Hardware Components Installing a DC Power Supply Removing a DC Power Supply from an MX240 Router Replacing Hardware Components Replacing an AC Power Cord Installing a DC Power Supply in an MX240 Router Connecting an AC Power Supply Cord Replacing a DC Power Supply CableDisconnecting an AC Power Cord Disconnecting a DC Power Supply Cable Connecting a DC Power Supply Cable Replacing the Cable Management System Removing the Cable Management System Installing the Cable Management System Removing or Installing the Cable Management System Appendixes MX240 Ethernet Services Router Hardware Guide Appendixes Safety and Regulatory Compliance Information Definition of Safety Warning Levels Safety Guidelines and Warnings General Safety Guidelines and Warnings Qualified Personnel Warning Restricted Access Area Warning Appendix a Safety and Regulatory Compliance Information Fire Safety Requirements Preventing Electrostatic Discharge Damage Fire Suppression Equipment Installation Safety Guidelines and WarningsFire Suppression Installation Instructions Warning Chassis-Lifting Guidelines Rack-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 Warning Waarschuwing Klasse 1 LED-product General Laser Safety GuidelinesClass 1 Laser Product Warning Class 1 LED Product Warning Laser Beam Warning Maintenance and Operational Safety Guidelines and Warnings Radiation from Open Port Apertures Warning Battery Handling Warning Operating Temperature Warning on Product Disposal Warning on Jewelry Removal Warning Operating Temperature Warning Lightning Activity Warning Product Disposal Warning Electrical Safety Guidelines and Warnings Case of Electrical Accident General Electrical Safety Guidelines and Warnings Grounded Equipment Warning MX240 Ethernet Services Router Hardware Guide Power Disconnection Warning AC Power Electrical Safety Guidelines TN Power Warning DC Power Electrical Safety Guidelines and Warnings DC Power Electrical Safety Guidelines Copper 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 Approvals EN 60950-1 Safety of Information Technology Equipment Compliance Statements for NEBs Requirements European Community Compliance Statements for EMC RequirementsCanada Japan Compliance Statements for Acoustic Noise Lithium BatteryCompliance Statements for Environmental Requirements United StatesPage Physical Specifications Physical SpecificationsPhysical Specifications Page Router Environmental Specifications Router Environmental SpecificationsRouter Environmental Specifications Page Grounding Cable Lug Specification Power Guidelines, Requirements, and SpecificationsChassis Grounding Specifications DC Power Specifications Grouding Cable SpecificationDC Power Specifications and Requirements Grounding Cable Specifications DC Power Supply Electrical Specifications Power Consumption for DC-Powered RoutersDC Power System Electrical Specifications DC Power System Electrical Specifications DC-Powered Base Router Power Requirements Component Power Requirements DC Power Circuit Breaker Specifications DC Power Cable Specifications On page 170 shows a typical DC source cabling arrangement DC Power Cable Specifications AC Power Specifications and RequirementsDC Power Cable Lug Specifications DC Power Cable Specifications AC Power System Electrical Specifications AC Power SpecificationsPower Consumption for AC-Powered Routers AC Power Supply Electrical Specifications AC Base Router Power Requirements Component Power Requirements for AC-Powered Routers AC Power Circuit Breaker Specifications AC Power Cord Specifications AC Power Cord Specifications AC Plug Types Radio Frequency Interference Site Electrical Wiring GuidelinesDistance Limitations for Signaling Electromagnetic Compatibility Site Electrical Wiring Guidelines Page Fiber-Optic and Network Cable Specifications Cable and Wire Guidelines and SpecificationsNetwork Cable Specifications and Guidelines Signal Loss in Multimode and Single-Mode Fiber-Optic Cable Attenuation and Dispersion in Fiber-Optic Cable Estimated Values for Factors Causing Link Loss Calculating Power Budget for Fiber-Optic CableCalculating Power Margin for Fiber-Optic Cable 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 Port RJ-45 Connector Pinout for the AUX and Console Ports Pin Signal Description Installing the Router Without a Mechanical Lift Removing Components from the Chassis Removing the Power Supplies Removing a Power Supply Before Installing the Router Removing the Fan Tray Removing SCBs Removing DPCs Removing a DPC Installing the Chassis in the Rack Manually Reinstalling Components in the Chassis Reinstalling the Power Supplies Reinstalling the Fan Tray To reinstall the fan tray Reinstalling SCBs To reinstall an SCB see on Reinstalling DPCs To reinstall a DPC see on Contacting Customer Support and Returning Hardware Locating Component Serial Numbers MX240 Chassis Serial Number Label On page 198 attached to the component body SCB Serial Number Label MX240 Chassis Serial Number Label Power Supply Serial Number Labels DPC Serial Number Label AC Power Supply Serial Number Label Routing Engine Serial Number Label Contacting Customer Support Information You Might Need to Supply to Jtac Return Procedure Packing the Router for Shipment Packing Components for Shipment Page Index Index on MX240 Ethernet Services Router Hardware Guide Index Symbols CLI EMC EMI Jtac See also warnings Specifications AC power cord 174 Cable 179 Power 170