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
Objectives
About This Guide
Audience
Icon Meaning Description
Series Routers
Documentation 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
Overview
ERX Overview
ERX 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
Before You Begin
Unpacking and Inspecting ERX Routers
Unpacking ERX-14xx Models
Unpacking ERX-7xx Models and ERX-310 Routers
Removing an L-Bracket
Contacting Juniper Networks
Inspecting Router Components and Accessories
If 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 Software
Combinations 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
Required Tools and Safety Items
Order of Installation
Safety 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 the Line Modules
Installing Components for Line Module Redundancy
Installing 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
External Timing Ports
Cabling the SRP I/O Module
SRP 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
Hssi Connectors
BNC Connectors
Cabling 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
Before You Power Up the System
Powering Up ERX Routers
Powering Up
Initialization Sequence
Powering Down
Status LEDs
ERX 8.0.x Hardware Guide Next Step
Accessing ERX Routers
Setting Up Management Access
Using HyperTerminal
Console Port Setup
Connecting 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
Causes of Power Failures Symptom Possible Problems Actions
Troubleshooting Power Failures
Understanding 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
Redundancy Status
Monitoring Temperatures of Modules
Redundancy Status of a Line Module
Double-Bit Errors on SRP Modules
Resetting Line Modules and SRP Modules
Detecting Double-Bit Errors
Fixing Double-Bit Errors
116
Appendixes
Appendixes
ERX-14xx Models Specifications
System Specifications
ERX-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
Contacting Customer Support and Returning Hardware
Return Procedure
Contacting Customer Support
Locating Component Serial Numbers
152
Information You Might Need to Supply to Jtac
Representative Module Serial Number ID Label
Tools and Parts Required
Returning Products for Repair or Replacement
Packing 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