Juniper ACX1100 - Part 5: Troubleshooting Hardware

Juniper ACX1100

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PART 5

Troubleshooting Hardware

•

Troubleshooting Components on page 137

135Copyright © 2017, Juniper Networks, Inc.

Table of Contents

Default Chapter3
- Table of Contents3
- About the Documentation13
- About the Documentation15
  - Requesting Technical Support16
    - Self-Help Online Tools and Resources16
    - Opening a Case with JTAC16
- Chassis Components and Descriptions19
- Cooling System and Airflow Components and Descriptions19
- Overview19
- Power System Components and Descriptions19
- System Overview and Architecture19
Chapter 1 System Overview and Architecture21
- ACX1000 and ACX1100 Universal Access Router Overview21
- ACX1000 and ACX1100 Routers Hardware and CLI Terminology Mapping23
  - ACX1000 and ACX1100 Routers Hardware and CLI Terminology23
  - ACX1100 Router23
- System Overview and Architecture23
Chapter 2 Chassis Components and Descriptions45
- Alarm Contact Port on ACX1000 and ACX1100 Routers45
- Figure 9: Sample Output Alarm-Reporting Device46
- Table 6: Alarm Relay Contact Functions46
- Clocking Ports on the ACX1000 and ACX1100 Router47
- Chassis Components and Descriptions47
Chapter 3 Cooling System and Airflow Components and Descriptions57
- Cooling System and Airflow in an ACX1000 and ACX1100 Router57
- Figure 14: Cooling System and Airflow in an ACX1000 and ACX1100 Router57
- Figure 15: Cooling System and Airflow in an ACX1000 and ACX1100 Router57
Chapter 4 Power System Components and Descriptions59
- ACX1000 and ACX1100 Power Overview59
- Table 15: Power Consumed by ACX1000 and ACX1100 Routers59
- Planning Power Requirements61
- Ports and Connectors61
- Preparation Overview61
- Rack and Cabinet Requirements61
- Site Planning, Preparation, and Specifications61
- Transceiver and Cable Specifications61
- Cooling System and Airflow57
Chapter 5 Preparation Overview63
- Preparation Overview63
  - Site Preparation Checklist for ACX1000 and ACX1100 Routers63
  - Table 16: Site Preparation Checklist63
- General Site Guidelines for ACX Series Routers64
- Site Preparation Checklist for ACX1000 and ACX1100 Routers65
- Table 17: Site Preparation Checklist65
- ACX1000 and ACX1100 Router Environmental Specifications66
- Table 18: Router Environmental Specifications67
Chapter 6 Rack and Cabinet Requirements69
- Cabinet Requirements for ACX1000 and ACX1100 Routers69
- Table 19: Cabinet Requirements and Specifications for the ACX1000 and ACX1100 Router69
- Rack Requirements for ACX1000 and ACX1100 Routers70
- Table 20: Rack Requirements and Specifications for the Router71
Chapter 7 Cooling System and Airflow73
- Cooling System and Airflow in an ACX1000 and ACX1100 Router73
- Clearance Requirements for Airflow and Hardware Maintenance on ACX1000 and ACX1100 Routers74
  - Figure 16: ACX1000 and ACX1100 Chassis Dimensions and Clearance74
  - Requirements74
Chapter 8 Planning Power Requirements75
- ACX1000 and ACX1100 Router Grounding Specifications75
- ACX1100 AC Power Specifications77
- ACX1100 AC Power Cord Specifications77
- Planning Power Requirements77
Chapter 9 Ports and Connectors81
- Alarm Contact Port Pinouts for ACX1000 and ACX1100 Routers81
- Table 24: Alarm Contact Connector Pinouts81
- External Clocking Ports Specifications on the ACX1000 and ACX1100 Router83
- Console/Auxiliary Port Connector Pinout on ACX Series Routers83
- Table 25: Connector Pinout for the Console/Auxiliary Port83
- Management Port Connector Pinout Information for ACX Series Routers84
- USB Port Specifications for an ACX Series Router84
- Table 26: Management Port Connector Pinout Information84
- Network Cable and Transceiver Overview for ACX Series, M Series, and MX Series Routers85
- Supported Network Interface Standards by Transceiver for ACX Series, M Series, MX Series, and T Series Routers86
- Table 27: Supported Ethernet Standards87
- Table 28: Supported SONET Standards93
- Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion94
  - Signal Loss in Multimode and Single-Mode Fiber-Optic Cable94
  - Attenuation and Dispersion in Fiber-Optic Cable94
- Calculating Power Budget and Power Margin for Fiber-Optic Cables95
Chapter 10 Transceiver and Cable Specifications99
- Network Cable and Transceiver Overview for ACX Series, M Series, and MX Series Routers99
  - Routers99
- Supported Network Interface Standards by Transceiver for ACX Series, M Series, MX Series, and T Series Routers100
- Table 30: Supported Ethernet Standards101
- Table 31: Supported SONET Standards107
- Calculating Power Budget and Power Margin for Fiber-Optic Cables108
- Understanding Fiber-Optic Cable Signal Loss, Attenuation, and Dispersion110
  - Signal Loss in Multimode and Single-Mode Fiber-Optic Cable110
  - Attenuation and Dispersion in Fiber-Optic Cable111
- Connecting the Router to External Devices113
- Initial Installation and Configuration113
- Installation Overview113
Chapter 11 Installation Overview115
- Unpacking an ACX1000 or ACX1100 Router116
- Parts Inventory (Packing List) for an ACX1000 and ACX1100 Router117
- Installation Overview115
  - Installing and Connecting an ACX1000 or ACX1100 Router Overview115
    - ACX1100 Router115
- Installation Overview117
Chapter 12 Connecting the Router to Power121
- Connecting the ACX1000 or ACX1100 Router to Earth Ground121
- Figure 22: Grounding Points on the ACX1000 and ACX1100 Router122
- Connecting DC Power Cables to the ACX1000 or ACX1100 Router123
- Connecting the Router to Power123
Chapter 13 Connecting the Router to External Devices127
- Connecting ACX1000 or ACX1100 Routers to Management Devices127
- Connecting the ACX1000 or ACX1100 Router to External Clocking Devices130
  - Connecting 1PPS and 10Mhz Timing Devices to the Router130
  - Connecting a T1 or E1 External Clocking Device to the Router130
Chapter 14 Installing Components133
- Installing Components133
  - Installing an ACX1000 or ACX1100 Transceiver133
Chapter 15 Configuring the Router135
- Initially Configuring the ACX1000 or ACX1100 Router135
Chapter 16 Installing and Replacing Components139
- Replacing an ACX500 or ACX1100 Console or Auxiliary Cable139
- Replacing an ACX1000 or ACX1100 Management Ethernet Cable140
- Replacing an ACX1000 or ACX1100 Fiber-Optic Cable141
  - Disconnecting an ACX1000 or ACX1100 Fiber-Optic Cable141
- Installing and Replacing Components141
Chapter 17 Maintaining Components149
- Maintaining the ACX1000 and ACX1100 Uplink Ports150
- Maintaining Components149
  - Routine Maintenance Procedures for the ACX1000 and ACX1100 Router149
  - Maintaining Cables that Connect to ACX1000 and ACX1100 Network Ports149
- Part 5 Troubleshooting Hardware153
- Troubleshooting Components153
- Troubleshooting Hardware153
Chapter 18 Troubleshooting Components155
- Monitoring System Log Messages156
- Verifying Active Alarms156
- Understanding Alarm Types and Severity Classes on ACX Series Routers157
- Troubleshooting Components155
  - Troubleshooting Resources for ACX1000 and ACX1100 Routers155
    - Command-Line Interface155
    - Front Panel Leds155
- Contacting Customer Support and Returning the Chassis or Components159
- Locating Component Serial Numbers159
Chapter 19 Contacting Customer Support161
Chapter 20 Locating Component Serial Numbers163
- Displaying ACX1000 and ACX1100 Components and Serial Numbers163
- Figure 33: Serial Number ID Label163
- ACX1000 and ACX1100 Chassis Serial Number Label164
- Figure 34: ACX1000 Chassis Serial Number Label164
Chapter 21 Packing and Returning Components165
- Returning a Hardware Component to Juniper Networks, Inc165
- Guidelines for Packing Hardware Components for Shipment166
- Packing the ACX Series Router for Shipment166
- General Safety Guidelines and Warnings169
- Safety and Compliance Information169
Chapter 22 General Safety Guidelines and Warnings171
- Definition of Safety Warning Levels171
- General Safety Guidelines for Juniper Networks Devices173
- General Safety Warnings for Juniper Networks Devices174
  - Qualified Personnel Warning174
  - Restricted-Access Area Warning174
- Preventing Electrostatic Discharge Damage to an ACX1000 or ACX1100176
Chapter 23 Fire Safety Requirements179
- Fire Safety Requirements for Juniper Networks Devices179
Chapter 24 Installation Safety Guidelines and Warnings181
- ACX1000 and ACX1100 Chassis Lifting Guidelines181
- Installation Safety Warnings for Juniper Networks Devices182
Chapter 25 Laser and LED Safety Guidelines and Warnings189
- General Laser Safety Guidelines for Juniper Networks Devices189
- Laser Safety Warnings for Juniper Networks Devices189
Chapter 26 Maintenance and Operational Safety Guidelines and Warnings193
- Maintenance and Operational Safety Warnings for Juniper Networks Devices193
Chapter 27 Electrical Guidelines and Warnings199
- In Case of an Electrical Accident199
- General Electrical Safety Warnings for Juniper Networks Devices199
- ACX1100 AC Power Electrical Safety Guidelines and Warnings204
- ACX1000 and ACX1100 DC Power Electrical Safety Guidelines205
- DC Power Electrical Safety Warnings for Juniper Networks Devices206
- Site Electrical Wiring Guidelines for Juniper Networks Devices209
Chapter 28 Agency Approval and Compliance Statements211
- Agency Approvals for ACX1000 and ACX1100 Routers211
- Compliance Statements for Acoustic Noise for ACX1000 and ACX1100211
  - Routers211
- Compliance Statements for EMC Requirements for ACX1000 and ACX1100211
- Compliance Statements for NEBS for ACX1000 and ACX1100 Routers215
  - Devices215

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