Juniper Networks 8 specification

84		Hardware Maintenance, Replacement, and Troubleshooting Procedures

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Juniper Networks 8 manual

Contents

ERX Hardware Guide Series Routing Platforms ERX Hardware Guide, Release End User License Agreement Page Table of Contents Part Initial Installation Chapter Unpacking and Inspecting ERX Routers Chapter Cabling ERX Routers Procedures Part Appendix a System Specifications Part Appendixes Part Index About This Guide ObjectivesAudience Icon Meaning Description Series RoutersDocumentation Conventions Convention Description Examples Issue the clock source List of Technical Publications Xiv JUNOSe Software Guides Xvi Obtaining Documentation Documentation Feedback Requesting Support Product Overview Product Overview ERX Overview OverviewERX Routers ERX-14xx Models ERX-14xx Models, Front View ERX-7xx Models ERX-14xx Models, Rear View ERX-7xx Models, Front View ERX-310 Router ERX-310 Router, Front View AC Model ERX Modules ERX-310 Router, Rear View AC Model SRP Module Modules in ERX-14xx Models SRP Module for ERX-7xx and ERX-14xx Models Module Details SRP Module Redundancy SRP I/O Module Line Modules Modules Representative Line Module Redundancy Features Network Management Tools NVS Cards Shows the data flow when a spare line module becomes active Power Data Flow When a Spare Line Module Is Active Fans Initial Installation Initial Installation Unpacking and Inspecting ERX Routers Before You BeginUnpacking ERX-14xx Models Unpacking ERX-7xx Models and ERX-310 Routers Removing an L-Bracket Contacting Juniper Networks Inspecting Router Components and AccessoriesIf You Detect or Suspect Damage Next Step ERX 8.0.x Hardware Guide Next Step Installing ERX Routers Freestanding Installation Rack-Mounted Installation Installation Guidelines Installing ERX Routers Safety Guidelines ERX Routers Installed in Recommended Order Installing ERX Routers Rack-Mounted Installation Installing the Router Preparing the Equipment Racks Next Step ERX 8.0.x Hardware Guide Next Step Installing Modules Slot Groups Orientation of Line Modules in ERX Routers Slot Groups for the ERX-7xx Models OC48 Line Modules Managing Modules Using the SoftwareCombinations of Line Modules In Slot Groups GE-2 Line Modules Connecting the Wrist Strap to the ERX-310 Router Rear Grounding Jack Locations Series Router Order of Installation Required Tools and Safety ItemsSafety Guidelines Installing SRP I/O and SRP Modules SRP Module Slot Assignments Router Installing an SRP I/O Module Installing an SRP Module Ejectors in the Open Position Installing Line and I/O Modules Installing a Line Module or an I/O Module Module Slot Assignments Router Removing a Line Module, SRP Module, or SRP I/O Module Ejectors in the Closed Position Installing Components for Line Module Redundancy Installing the Line ModulesInstalling the Redundancy Midplane Enter the halt command Installing the I/O Modules Installing a Redundancy Midplane Verifying the Installation Configuring Line Module Redundancy ERX 8.0.x Hardware Guide Next Step Cabling ERX Routers Cabling Overview ERX Ports and Connectors ERX-14xx Model Shown Required Tools, Wires, and Cables Required Cables Connection Port and Cable Used Cabling the SRP I/O Module External Timing PortsSRP I/O Ports Description Cabling ERX Routers SRP I/O Module for ERX-14xx Models Management Ports SRP I/O Module for the ERX-310 Router Connecting to the Network Cabling the Router for Power Power Input Module Cables and Wires Needed Cable/Wire From ERX-14xx models Task 1 Turn Off All Router Power Power Input Module for ERX-14xx Models Task 3 Connect the Power Cables Task 2 Connect the Grounding Cables ERX 8.0.x Hardware Guide ERX-310 Router AC Model BNC Connectors Hssi ConnectorsCabling I/O Modules RJ-45 Connectors RJ-48C Connectors LC Duplex Connectors SC Duplex Connectors Class 1 LED Product SMB Connectors O Module with SC Full Duplex Connectors 21/V.35 Connectors O Module with SMB Connectors 21/V.35 Module with 50-Pin X.21/V.35 Connector Redundant Ports Powering Up ERX Routers Before You Power Up the SystemPowering Up Initialization Sequence Powering Down Status LEDs ERX 8.0.x Hardware Guide Next Step Accessing ERX Routers Setting Up Management Access Console Port Setup Using HyperTerminalConnecting Directly to the Router Management Ports for ERX Routers Telnet Setup Assigning an IP Address Enter the configure command Snmp Maintaining ERX Routers on Troubleshooting on Page Maintaining ERX Routers Required Tools and Items Cleaning the System Storing Modules and Components Upgrading NVS Cards on SRP Modules Upgrading a System That Contains One SRP Module Upgrading a System That Contains Two SRP Modules Replacing an NVS Card Upgrading Memory on SRP Modules NVS Card Slot on SRP Module Displaying the Memory Installed Removing SODIMMs Adding New SODIMMs Sodimm Sockets on the SRP-5 and SRP-10 Module Verifying the Upgrade Replacing SFPs on I/O Modules Removing SFPs Possible Release Mechanisms on the SFP Installing SFPs Example of SFP Installing an SFP on a GE I/O Module Replacing Fan Trays Fan Tray in ERX-14xx Models Installing the Fan Tray Removing the Fan Tray Installing a Cable-Management Bracket on ERX-7xx Models 100 101 102 Troubleshooting Diagnosing Problems Troubleshooting Power Failures Causes of Power Failures Symptom Possible Problems ActionsUnderstanding Status LEDs to Troubleshoot LED Identification Redundant 106 107 SRP Module LEDs 109 Normal Activity of Functional Status Leds During Booting LED Activity Issue the reload slot slotnumber Status Process 112 Monitoring Temperatures of Modules Redundancy StatusRedundancy Status of a Line Module Resetting Line Modules and SRP Modules Double-Bit Errors on SRP ModulesDetecting Double-Bit Errors Fixing Double-Bit Errors 116 Appendixes Appendixes System Specifications ERX-14xx Models SpecificationsERX-14xx Models Specifications Category Category Specification Space Requirements 121 ERX-7xx Models Specifications ERX-7xx Models Specifications Category 123 124 ERX-310 Router Specifications ERX-310 Router Specifications Category 126 127 128 Installation Guidelines Requirements Your Preinstallation Responsibilities Environmental Requirements Regulatory Compliances Installation Guidelines and Requirements Safety Guidelines ERX-310 Power Cord Warnings AC Model ERX-310 Router Warnings AC Model Equipment Rack Requirements ERX Routers Installed in a Rack Mechanical Requirements Proper Rack Installation Space Requirements Cabling Recommendations Airflow for ERX Routers Product Reclamation and Recycling Program Hardware Compliance Federal Communications Commission FCC Statement FCC Requirements for Consumer Products Industry Canada Notice CS-03 Avis CS-03 d’Industrie Canada C. Explanatory Notes Equipment Attachment Limitations EC Declaration of Conformity Cable Pinouts SRP I/O Module SRP I/O Module-RS-232 Serial Connector Pinout Signal SRP I/O Module Serial Port SRP I/O Module-RJ-45 Connector Pinout Signal SRP I/O Module Ethernet Port CT1 and CE1 I/O Modules Lists the pinout for the straight-through adapter CT1/CE1 I/O Module-RJ-48C Connector Pinout Signal CT1 I/O Module Ports CE1 I/O Module with Telco Connectors Pinout of 50-Pin Telco Connector to Ports Signal Pin Signal 149 150 Return Procedure Contacting Customer Support and Returning HardwareContacting Customer Support Locating Component Serial Numbers 152 Information You Might Need to Supply to Jtac Representative Module Serial Number ID Label Returning Products for Repair or Replacement Tools and Parts RequiredPacking Instructions for Returning a Chassis 155 156 Declaration of Conformity Declaration of Conformity 158 Index Index Symbols Accessing Series routers Modules QoS, packet classification for 21/V.35 connectors, cabling