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Juniper Networks M10, M5 manual Disconnect and Connect DC Power, Install a DC Power Supply

Models: M10 M5

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Replace Power System Components

Figure 37: Install a DC Power Supply

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Figure 38: Connect Power Cables to a DC Power Supply

Grounding point

Grounding lug

To ground

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Disconnect and Connect DC Power

On a DC-powered router, the power cables from the external DC power sources connect to terminal studs on each power supply. To disconnect or connect power to the router,

108M5 and M10 Internet Routers Hardware Guide

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Juniper Networks M10, M5 manual Disconnect and Connect DC Power, Install a DC Power Supply

Contents

M5 and M10 Internet Routers Hardware GuideM5 and M10 Internet Routers Hardware Guide Table of Contents Initial Installation Junos Internet Software OverviewConnect the Router and Perform Initial Configuration Replace Hardware Components Tools and Parts Required Appendixes ViiAppendix B Index M5 and M10 Internet Routers Hardware Guide List of Figures List of FiguresList of Figures FEB Serial Number ID LabelList of Tables XiiiList of Tables Audience About This ManualObjectives Document Organization Documentation ConventionsGeneral Conventions Documentation ConventionsList of Technical Publications XviiList of Technical Publications Juniper Networks Technical DocumentationXviii M5 and M10 Internet Routers Hardware Guide How to Request Support How to Request SupportDocumentation Feedback XixXx M5 and M10 Internet Routers Hardware Guide Part M5 and M10 Internet Routers Hardware Guide Field-Replaceable Units FRUs System OverviewSystem Description Field-Replaceable Units Safety Requirements, Warnings, and GuidelinesSafety Requirements, Warnings, and Guidelines Hardware Component Overview ChassisChassis Front of M5 ChassisChassis Physical Specifications Rear of ChassisPacket Forwarding Engine Packet Forwarding EngineMidplane Physical Interface Cards PICs MidplanePIC Components Flexible PIC Concentrators FPCsForwarding Engine Board FEB FEB Components Routing Engine Routing EngineRouting Engine Components Craft Interface Craft InterfaceAlarm LEDs and Lamp Test Button Alarm LEDs and Lamp Test ButtonRouting Engine Interface Ports and Status Indicators PIC Offline Buttons Power SuppliesPower Supplies AC Power Supply AC Power SupplyElectrical Specifications for DC Power Supply DC Power SupplyElectrical Specifications for AC Power Supply Power Supply LEDs and Self-test Button States for Power Supply LEDFan Tray Fan TrayCable Management System Cable Management SystemJunos Internet Software Overview Routing Engine Software ComponentsIPv4 Routing Protocols Routing Protocol ProcessRouting Engine Software Components Routing Engine Software Components IPv6 Routing Protocols Routing and Forwarding TablesRouting Policy VPNs Interface ProcessChassis Process Snmp and MIB II ProcessesTools for Accessing and Configuring the Software Management ProcessRouting Engine Kernel Tools for Monitoring the SoftwareSoftware Upgrades Software UpgradesSystem Architecture Overview Packet Forwarding Engine ArchitectureData Flow through the Packet Forwarding Engine Packet Forwarding Engine ArchitectureRouting Engine Architecture Routing Engine ArchitectureRouting Engine Functions Routing Engine ArchitecturePackets Out 34 M5 and M10 Internet Routers Hardware Guide Part 36 M5 and M10 Internet Routers Hardware Guide Rack Size and Strength Prepare for Router InstallationRack Requirements Rack Requirements Spacing of Mounting Holes Connection to Building StructureClearance Requirements for Airflow and Hardware Maintenance Router Environmental TolerancesRouter Environmental Tolerances Router Environmental TolerancesFire Safety Requirements Fire Safety RequirementsFire Suppression Fire Suppression EquipmentPower Guidelines, Requirements, and Specifications Power Guidelines, Requirements, and SpecificationsSite Electrical Wiring Guidelines Router Power RequirementsDistance Limitations for Signaling Radio Frequency InterferenceComponent Power Requirements FEBAC Grounding and Power Cord Specifications AC Power Cord SpecificationsDC Grounding, Connection, and Cable Specifications DC Power and Grounding Cable SpecificationsDC Power and Grounding Cable Connections Network Cable Specifications and Guidelines Fiber Optic and Network Cable SpecificationsSignal Loss in Multimode and Single-Mode Fiber-Optic Cable Network Cable Specifications and GuidelinesCalculating Power Budget for Fiber-Optic Cable Attenuation and Dispersion in Fiber-Optic CableCalculating Power Margin for Fiber-Optic Cable Estimated Values for Factors Causing Link LossAttenuate to Prevent Saturation at SONET/SDH PICs Site Preparation Checklist Site Preparation ChecklistSite Preparation Checklist Site Preparation Checklist 54 M5 and M10 Internet Routers Hardware Guide Unpack the Router Unpack the RouterTools Required Unpack the Router Generic Inventory of Router ComponentsChoose Front or Center Mounting Choose Front or Center Mounting58 M5 and M10 Internet Routers Hardware Guide Tools and Parts Required Install the RouterInstall the Chassis into the Rack Install the Chassis into the Rack Connect the Router and Perform Initial Configuration Connect the Router to Management DevicesConnect to a Network for Out-of-Band Management Connect the Router to Management DevicesConnect PIC Cables Connect to a Management Console or Auxiliary DeviceConnect PIC Cables Connect PIC Cables Provide Power to the Router Provide Power to the RouterConnect Power to an AC-Powered Router Connect Power to a DC-Powered Router Power On the Router Connect DC Power and Grounding CablesProvide Power to the Router Configure the Junos Internet Software Configure the Junos Internet SoftwareConfigure the IP address of a DNS server Commit the configuration to activate it on the router 72 M5 and M10 Internet Routers Hardware Guide Part 74 M5 and M10 Internet Routers Hardware Guide Maintain the Fan Tray Routine Maintenance ProceduresMaintain Hardware Components Maintain Packet Forwarding Engine Components Maintain the FEBMaintain PICs and PIC Cables Maintain Packet Forwarding Engine ComponentsUser@host show chassis fpc pic-status Maintain the Power Supplies Maintain the Power SuppliesMaintain the Routing Engine Maintain the Routing Engine80 M5 and M10 Internet Routers Hardware Guide Replace Hardware Components Tools and Parts RequiredReplace the Fan Tray Replace the Fan TrayRemove the Fan Tray Install the Fan Tray Remove the Fan TrayReplace Packet Forwarding Engine Components Replace Packet Forwarding Engine ComponentsReplace the FEB Remove the FEB Install the FEB Remove the FEBReplace a PIC Remove a PICReplace Packet Forwarding Engine Components Install a PIC Remove a PICReplace Packet Forwarding Engine Components Replace Packet Forwarding Engine Components Replace PIC Cables Remove a PIC CableInstall a PIC Cable Replace Packet Forwarding Engine Components Replace an SFP Remove an SFPInstall an SFP Replace Packet Forwarding Engine Components Replace Power System Components Replace Power System ComponentsReplace an AC Power Supply Remove an AC Power Supply Remove an AC Power Supply Install an AC Power SupplyDisconnect and Connect AC Power 101Disconnect AC Power from the Router Connect AC Power to the RouterReplace an AC Power Cord 103Replace a DC Power Supply Remove a DC Power Supply105 Remove a DC Power Supply Install a DC Power Supply107 Disconnect and Connect DC Power Install a DC Power SupplyDisconnect DC Power from the Router 109Connect DC Power to the Router 111 Replace Routing Engine Components Replace Routing Engine ComponentsRemove and Insert the PC Card 113 Remove the PC CardRemove the PC Card Insert the PC CardRemove the Routing Engine Replace the Routing Engine115 Install the Routing Engine Remove the Routing Engine117 Replace Connectors to Routing Engine Interface Ports Replace the Management Ethernet Cable119 Replace the Console or Auxiliary CableSerial Port Connector Overview of Troubleshooting Resources Command-Line InterfaceTroubleshoot Hardware Components 121Hardware and Interface Alarm Messages Overview of Troubleshooting ResourcesLEDs LEDs on the Craft Interface123 Chassis Alarm MessagesSONET/SDH Interface Alarm Messages Juniper Networks Technical Assistance Center Troubleshoot the Fan TrayTroubleshoot Packet Forwarding Engine Components Troubleshoot Packet Forwarding Engine ComponentsTroubleshoot the Power System Troubleshoot the Power SystemTroubleshoot the FEB Troubleshoot PICsLED on Both Supplies Is Off LED on One Supply Is Off127 128 M5 and M10 Internet Routers Hardware Guide 129 Safety and Regulatory Compliance InformationDefinition of Safety Warning Levels Definition of Safety Warning Levels Safety Guidelines and Warnings General Safety Guidelines and WarningsSafety Guidelines and Warnings 131Qualified Personnel Warning Restricted Access Area Warning 133Prevent Electrostatic Discharge Damage Electrical Safety Guidelines and Warnings 135General Electrical Safety Guidelines AC Power Electrical Safety GuidelinesDC Power Electrical Safety Guidelines 137DC Power Disconnection Warning Copper Conductors WarningDC Power Grounding Requirements and Warning 139DC Power Wiring Sequence Warning DC Power Wiring Terminations Warning 141Grounded Equipment Warning Midplane Energy Hazard Warning 143Case of Electrical Accident Multiple Power Supplies Disconnection Warning Power Disconnection WarningTN and IT Power Warning 145Installation Safety Guidelines and Warnings Chassis Lifting GuidelinesRack-Mounting Requirements and Warnings Installation Instructions Warning147 Safety Guidelines and Warnings 149 Safety Guidelines and Warnings 151 Ramp WarningLaser and LED Safety Guidelines and Warnings General Laser Safety GuidelinesClass 1 LED Product Warning 153Class 1 Laser Product Warning Laser Beam Warning Radiation From Open Port Apertures Warning155 Maintenance and Operational Safety Guidelines and WarningsBattery Handling Warning Jewelry Removal Warning 157 Lightning Activity WarningOperating Temperature Warning 159 Product Disposal WarningAgency Approvals Agency ApprovalsCompliance Statements for EMC Requirements CanadaEuropean Community JapanUnited States 163 Return ProcedureReturn the Router or Its Components Locate Component Serial Numbers Locate Component Serial Numbers165 FEB Serial Number ID LabelPIC Serial Number ID Label Power Supply Serial Number ID Label PIC Serial Number ID LabelRouting Engine Serial Number ID Label 167Pack the Router for Shipment Pack the Router for ShipmentPack Components for Shipment Pack Components for Shipment169 170 M5 and M10 Internet Routers Hardware Guide Cable Connector Pinouts RJ-45 Connector Pinouts for the Routing Engine Mgmt PortRJ-45 Connector Pinout 171DB-9 Connector Pinout RJ-48 Connector to RJ-48 Connector Straight PinoutRJ-48 Cable Pinouts for E1 and T1 PICs RJ-48 Cable Pinouts for E1 and T1 PICsRJ-48 Connector to RJ-48 Connector Crossover Pinout 173RJ-48 Connector to DB-15 Connector Straight Pinout RJ-48 Connector to DB-15 Connector Crossover PinoutRJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC RJ-21 Cable Pinouts for Fast Ethernet 12-Port PIC175 RJ-21 Pin Assignments Index 177178 M5 and M10 Internet Routers Hardware Guide Index IndexIndex CLIEMC EMI Packing SONET/SDH SFP Wwarnings