Document Outline

• CRS-280 Rev 1
• Errata A
• Inside Cover
• Table of Contents
• Tables and Figures
• PREFACE
  • About this Manual
    • Reporting Comments or Suggestions Concerning this Manual
  • Related Documents
  • Conventions and References
    • Cautions and Warnings
    • Metric Conversion
    • Recommended Standard Designations
  • Telecommunications Terminal Equipment Directive
  • Federal Communications Commission (FCC)
  • Electrical Safety
    • Fuses
    • Environmental
    • Installation
    • International Symbols
  • EMC (Electromagnetic Compatibility)
    • EN55022 - 1997 Compliance
    • EN55024 - 1998 Compliance
  • Warranty Policy
    • Limitations of Warranty
    • Exclusive Remedies
  • Customer Support
    • Online Customer Support
• Chapter 1. INTRODUCTION
  • Overview
    • 1.1.1 Compatibility
  • 1.2 Physical Description
    • 1.2.1 Front Panel
    • Rear Panel
    • 1.2.3 Dimensional Envelope
  • 1.3 Summary of Specifications
    • 1.3.1 Typical Insertion Loss Graphs
• Chapter 2. INSTALLATION
  • 2.1 Unpacking and Inspection
  • 2.2 Mounting
• Chapter 3. CONNECTOR PINOUTS
  • Connector Overview
  • 3.2 Front Panel Connectors
    • 3.2.1 Front Panel IF Connectors – Receive IF and Transmit IF, 50Ω Type ‘N’
  • 3.3 Rear Panel Control Connectors
    • 3.3.1 Switch Control Interface Connectors
      • 3.3.1.1 J1 CRS Control Interface Connector, DB-25F
      • 3.3.1.2 J2 SMS Control Interface Connector, DB-15M
    • 3.3.2 Power / Ground Connections
      • 3.3.2.1 Alternating Current (AC) Power Connectors
      • 3.3.2.2 Direct Current (DC) Power Connectors (optional)
      • 3.3.2.3 Ground Connector
• Chapter 4. CABLES AND CONNECTIONS
  • 4.1 Overview
  • 4.2 CRS-280L Control Cable Connections
    • 4.2.1 SMS-7000 1:8 Modem Protection Switch Control Cable Connection
    • 4.2.2 CRS-400 1:8 Redundancy Switch Control Cable Connection
    • 4.2.3 CRS-300 1:N Redundancy Switch Control Cable Connection
    • 4.2.4 CRS-500 M:N Redundancy System Control Cable Connection
  • 4.3 CRS-280L L-Band IF Cable Connections
    • 4.3.1 L-Band IF Cable Characteristics
    • L-Band Switch-to-Modem Cabling Requirements
    • 4.3.3 L-Band Uplink/Downlink Cable Connections
• Chapter 5. REDUNDANCY SYSTEM CONFIGURATION / OPERATION
  • 5.1 Overview
  • 5.2 CRS-280L Input Power Cord Connections
  • 5.3 1:N Redundancy System Power-up Sequence
    • 5.3.1 CRS-280L operations with the CRS-500 M:N Redundancy System
• Appendix A. CABLE DRAWINGS
  • A.1 Introduction
  • A.2 Control Interface Cables
    • A.2.1 SMS-7000 Control Cable
    • A.2.2 CRS-400/CRS-300 Control Cable
    • A.2.3 CRS-500 Control Cable
  • A.3 IF Interface Cable, Type ‘N’ 50Ω
• Appendix B. CRS-280L POWER SUPPLY MODULE REPLACEMENT
  • B.1 Introduction
  • B.2 Power Supply Module Removal Procedure
  • B.3 Power Supply Module Installation Procedure
• METRIC CONVERSIONS