Hardware Guide
M160 Internet Router Hardware Guide
Iii
USA
Table of Contents
Part Initial Installation
Chapter Junos Internet Software Overview
Chapter Unpacking the Router
Procedures
Connecting the Router and Performing Initial Configuration
Part
Table of Contents
Appendixes
Part Index
Appendix C
M160 Internet Router Hardware Guide Xii Table of Contents
List of Figures
Xiii
Reinstalling a Routing Engine
Installing a Power Supply
M160 Internet Router Hardware Guide Xvi List of Figures
List of Tables
Xviii
About This Guide
Objectives
Audience
Documentation Conventions
Icon Meaning Description
Convention Description Examples
List of Technical Publications
Community-ids
API
Documentation Feedback
Requesting Support
M160 Internet Router Hardware Guide Xxiv Requesting Support
Product Overview
Product Overview
System Overview
System Description
Field-Replaceable Units FRUs
System Redundancy
Safety Requirements, Warnings, and Guidelines
Page
Hardware Component Overview
Chassis
Front of Chassis
Rear of Chassis with Component Cover in Place
Rear of Chassis with Component Cover Removed
Chassis Physical Specifications Description Value
Packet Forwarding Engine
Midplane
Physical Interface Cards PICs
Midplane
PIC Components
Flexible PIC Concentrators FPCs
Front of Chassis with Four-PIC FPC Installed in Slot FPC0
FPC Components
FPC Types
Packet Forwarding Engine Clock Generators PCGs
FPC1 and FPC2
Switching and Forwarding Module SFM
PCG Components
States for PCG LEDs
Label Color State Description
SFM Components
Switching and Forwarding Module
Host Module
States for SFM LEDs Label Color Description
Routing Engine
Routing Engine Components
Miscellaneous Control Subsystem MCS
Routing Engine
MCS Components
Craft Interface
States for MCS LEDs Label Color Description
Alarm LEDs and Alarm Cutoff/Lamp Test Button
Craft Interface
LCD Idle Mode
LCD and Navigation Buttons
LCD Alarm Mode
LCD in Idle Mode
Host Module LEDs
FPC LEDs and Offline Button
States for Host Module LEDs Label Color Description
Connector Interface Panel CIP
States for FPC LEDs Label Color Description
Connector Interface Panel
Routing Engine Management Ports
Alarm Relay Contacts
Bits Input Ports
Power System
Alarm Relay Contacts and Bits Input Ports
Power Supply
States for Power Supply LEDs Label
State Description
Electrical Specifications for Power Supply Description
Circuit Breaker Box
Fuses
Cooling System
Cooling System Components
Airflow through the Chassis
Cable Management System
Airflow through the Chassis
M160 Internet Router Hardware Guide Cable Management System
Junos Internet Software Overview
Routing Engine Software Components
Routing Protocol Process
IPv4 Routing Protocols
Junos Internet Software Overview
IPv6 Routing Protocols
Routing and Forwarding Tables
Routing Policy
VPNs
Interface Process
Chassis Process
Snmp and MIB II Processes
Management Process
Tools for Accessing and Configuring the Software
Software Upgrades
Tools for Monitoring the Software
System Architecture Overview
Packet Forwarding Engine Architecture
Data Flow through the Packet Forwarding Engine
Routing Engine Architecture
Packet Forwarding Engine Components and Data Flow
Routing Engine Functions
Routing Engine Architecture
Packets Out
Page
Initial Installation
Initial Installation
Preparing for Router Installation
Rack Requirements
Rack Size and Strength
Spacing of Mounting Holes
Typical Center-Mount Rack
Clearance Requirements for Airflow and Hardware Maintenance
Routing Node Environmental Specifications
Connection to Building Structure
Fire Safety Requirements
Routing Node Environmental Specifications Description Value
Fire Suppression
Power Guidelines, Requirements, and Specifications
Fire Suppression Equipment
Site Electrical Wiring Guidelines
Distance Limitations for Signaling
Router Power Requirements
Radio Frequency Interference
Power consumption for maximum configuration
Component Power Requirements Power Requirement Amps
Power, Connection, and Cable Specifications
Chassis Grounding
Shows a typical source cabling arrangement
Preparing for Router Installation
Network Cable Specifications and Guidelines
Power and Grounding Cable Connections
Fiber Optic and Network Cable Specifications
Signal Loss in Multimode and Single-Mode Fiber-Optic Cable
Attenuation and Dispersion in Fiber-Optic Cable
Calculating Power Budget for Fiber-Optic Cable
Calculating Power Margin for Fiber-Optic Cable
Routing Engine Interface Cable and Wire Specifications
Attenuating to Prevent Saturation at SONET/SDH PICs
Site Preparation Checklist
Site Preparation Checklist Item or Task
Date
Item or Task Performed By Date
Unpacking the Router
Tools and Parts Required
Unpacking the Router
M160 Internet Router Hardware Guide
Generic Inventory of Router Components Installed in Chassis
Component Quantity
M160 Internet Router Hardware Guide Unpacking the Router
Installing the Router Using a Mechanical Lift
Installing the Chassis Using a Mechanical Lift
M160 Internet Router Hardware Guide
Installing the Router without a Mechanical Lift
Router Component Weights Approximate Weight lb Weight kg
Removing Components from the Chassis
Installing the Router without a Mechanical Lift
Removing the Power Supplies
Removing the Rear Component Cover
Removing the SFMs
Removing the MCSs
Removing an SFM
Removing the PCGs
Removing an MCS
Removing the Routing Engines
Removing a PCG
Removing the Rear Upper Impeller Assembly
Removing a Routing Engine
Removing the Rear Lower Impeller Assembly
Removing the Rear Upper Impeller Assembly
Removing the Rear Lower Impeller Assembly
Removing the Fan Tray
FPC Removal Checklist Slot Media Types Date Removed
Removing the FPCs
Installing the Router without a Mechanical Lift
Removing the Front Impeller Assembly
Removing an FPC
Installing the Chassis into the Rack
Removing the Front Impeller Assembly
Attaching the Lifting Handle
Reinstalling Components into the Chassis
Installing the Chassis in a Rack
Reinstalling the Front Impeller Assembly
Reinstalling the FPCs
Reinstalling the Front Impeller Assembly
Reinstalling the Fan Tray
Reinstalling an FPC
Reinstalling the Rear Lower Impeller Assembly
Reinstalling the Fan Tray
Reinstalling the Rear Upper Impeller Assembly
Reinstalling the Rear Lower Impeller Assembly
Reinstalling the Routing Engines
Reinstalling the Rear Upper Impeller Assembly
Reinstalling the PCGs
Reinstalling a Routing Engine
Reinstalling the MCSs
Reinstalling a PCG
Reinstalling the SFMs
Reinstalling an MCS
Reinstalling the Rear Component Cover
Reinstalling the Power Supplies
Reinstalling a Power Supply
Connecting the Router and Performing Initial Configuration
Connecting the Router to Management and Alarm Devices
113
Connecting to a Network for Out-of-Band Management
Connecting to a Management Console or Auxiliary Device
Connecting to an External Alarm-Reporting Device
Connecting PIC Cables
M160 Internet Router Hardware Guide
Providing Power to the Router
Connecting Power to the Router
M160 Internet Router Hardware Guide
Powering On the Router
Connecting Power and Grounding Cables
M160 Internet Router Hardware Guide
Configuring the Junos Internet Software
Configure the router’s domain name
Commit the configuration to activate it on the router
Page
125
Page
Routine Maintenance Procedures
Maintaining Hardware Components
Maintaining Cooling System Components
Maintaining the Air Filter
Removing the Air Filter
Cleaning the Air Filter
Installing the Air Filter
Installing the Air Filter
Maintaining the Fan Tray and Impellers
Maintaining Host Module Components
User@host show chassis routing-engine
Maintaining Packet Forwarding Engine Components
User@host show chassis environment mcs
Maintaining FPCs
User@host show chassis fpc
Maintaining PICs and PIC Cables
Show chassis Fpc pic-status
Maintaining the PCGs
135
Maintaining SFMs
User@host show chassis sfm detail
Maintaining Power Supplies
User@host show chassis environment pem
User@host show chassis alarms
Replacing Hardware Components
139
Tools and Parts Required Tool or part Components
Replacing the CIP and Routing Engine Interface Port Cables
Removing the CIP
Tool or part Components
Service, and System Basics Command Reference
Installing the CIP
Removing the CIP
Installing the CIP
Routing Engine Interface Ports and Alarm Relay Contacts
Replacing Connections to Routing Engine Interface Ports
Replacing the Management Ethernet Cable
Replacing the Console or Auxiliary Cable
Replace Alarm Relay Wires
Serial Port Connector
Replacing Cooling System Components
Replacing the Fan Tray
Removing the Fan Tray
Installing the Fan Tray
Replacing the Front Impeller Assembly
Installing the Fan Tray
Removing the Front Impeller Assembly
Removing the Front Impeller Assembly
153
Installing the Front Impeller Assembly
Replacing the Rear Lower Impeller Assembly
Removing the Rear Lower Impeller Assembly
Installing the Rear Lower Impeller Assembly
Replacing the Rear Upper Impeller Assembly
Installing the Rear Lower Impeller Assembly
Removing the Rear Upper Impeller Assembly
Installing the Rear Upper Impeller Assembly
Installing the Rear Upper Impeller Assembly
Replacing Host Module Components
Replacing an MCS
Removing an MCS
User@host request chassis routing-engine master switch
Installing an MCS
Installing an MCS
Removing and Insert the PC Card
Removing the PC Card
Insert the PC Card
Removing the PC Card
Replacing a Routing Engine
Removing a Routing Engine
User@host show chassis routing-engine
167
Installing a Routing Engine
Replacing Packet Forwarding Engine Components
Replacing an FPC
Removing an FPC
171
Installing an FPC
173
User@hostrequest chassis fpc slot slot-numberonline
175
Replacing a PCG
Removing a PCG
177
Installing a PCG
Replacing a PIC
Removing a PIC
Service, and System Basics Command Reference
Installing a PIC
Removing a PIC
M160 Internet Router Hardware Guide
183
Installing a PIC
Replace PIC Cables
Removing a PIC Cable
Installing a PIC Cable
187
Replacing an SFM
Removing an SFM
Installing an SFM
Replace an SFP
Removing an SFP
Installing an SFP
M160 Internet Router Hardware Guide
Replacing Power System Components
Replacing the Circuit Breaker Box
Removing the Circuit Breaker Box
Service, and System Basics Command Reference
Installing the Circuit Breaker Box
Removing the Circuit Breaker Box
M160 Internet Router Hardware Guide
Replacing a Power Supply
Removing a Power Supply
Removing a Power Supply
Installing a Power Supply
Rear of Power Supply Showing Midplane Connectors
Disconnecting and Connecting Power
Disconnecting Power from the Router
201
Connecting Power to the Router
Disconnecting Power Cables
203
Connecting Power and Grounding Cables
Replacing a Fuse
205
Fuse Specifications
Color Component Fuse Rating Quantity Locations
Troubleshooting Hardware Components
Overview of Troubleshooting Resources
Command-Line Interface
LEDs
LEDs on the Craft Interface
Chassis and Interface Alarm Messages
Chassis Alarm Messages Component LCD Message CLI Message
LEDs on Hardware Components
SONET/SDH Interface Alarm Messages
Component LCD Message CLI Message
Blown Fuse Indicators
Troubleshooting the Cooling System
Juniper Networks Technical Assistance Center
Troubleshooting Packet Forwarding Engine Components
Troubleshooting FPCs
Troubleshooting PICs
Troubleshooting the Power System
All LEDs on Both Supplies Are Off
All LEDs on One Supply Are Off or LED States Are not Correct
217
Page
Appendixes
Appendixes
Safety and Regulatory Compliance Information
Definition of Safety Warning Levels
Safety Guidelines and Warnings
223
General Safety Guidelines and Warnings
Restricted Access Area Warning
Qualified Personnel Warning
Preventing Electrostatic Discharge Damage
Electrical Safety Guidelines and Warnings
Placing a Component into an Electrostatic Bag
M160 Internet Router Hardware Guide
General Electrical Safety Guidelines
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
Grounded Equipment Warning
Case of Electrical Accident
Power Disconnection Warning
TN Power Warning
Installation Safety Guidelines and Warnings
Installation Instructions Warning
Chassis Lifting Guidelines
Rack-Mounting Requirements and Warnings
241
M160 Internet Router Hardware Guide
243
Laser and LED Safety Guidelines and Warnings
Ramp Warning
General Laser Safety Guidelines
Class 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
Jewelry Removal Warning
Lightning Activity Warning
Operating Temperature Warning
Product Disposal Warning
Agency Approvals
EMC
Compliance Statements for EMC Requirements
Canada
European Community
Japan
Contacting Customer Support and Returning Hardware
Locating Component Serial Numbers
Attached to the component body
CIP Serial Number ID Label
Craft Interface Serial Number ID Label
DC Power Supply Serial Number ID Label
Craft Interface Serial Number ID Label
FPC Serial Number ID Label
MCS Serial Number ID Label
PCG Serial Number ID Label
PIC Serial Number ID Label
Routing Engine Serial Number ID Label
PIC Serial Number ID Label
SFM Serial Number ID Label
Contacting Customer Support
Return Procedure
Information You Might Need to Supply to Jtac
Tools and Parts Required
Packing the Routing Node for Shipment
M160 Internet Router Hardware Guide
Packing Components for Shipment
Page
Cable Connector Pinouts
RJ-45 Connector Pinout Signal
DB-9 Connector Pinout Signal Direction Description
Data numbering Form Signal
RJ-48 Cable Pinouts for E1 and T1 PICs
Form Signal
Data numbering
RX/Ring/- --RX/Ring
V.35 Cable Pinouts for EIA-530 PIC
RJ-48 Pin on T1/E1 DB-15 Pin
DB-25 Pin Signal 35 Pin Description
Fast Ethernet 48-port Cable Pinouts
Fast Ethernet 48-port PIC
RJ-21 Pin Assignments Ethernet Port Numbers
18, 30 19, 31 20, 32 21, 33 10, 22, 34 11, 23, 35
Index
Index
Symbols
Airflow
PIC
EMC EMI
MCS
PCG
SONET/SDH
Rear lower impeller assembly installation instructions
Power supply
SFP
Wiring, electrical See electricity Cable pinouts
