Document Outline

• DMD-2050E REV 2
  • DMD-2050E
    • Universal Satellite Modem
    • Installation and Operation Manual
• Errata A, Theory of Operation
• Errata B, Chapters 3 and 4
• Table of Contents
  • Part Number MN-DMD2050E
• Preface
  • PREFACE
    • About this Manual
    • Cautions and Warnings
    • Patents and Trademarks
    • Related Documents
    • Electrical Safety
    • Battery
    • Grounding
    • Fuses
    • Telecommunications Terminal Equipment Directive
    • Environmental
    • Low Voltage Directive (LVD)
    • EMC (Electromagnetic Compatibility)
    • CE Mark
    • RoHS
    • Product support
      • On the web
      • Return material authorization
      • Support business hours
      • After hours and weekends
      • Comtech EF Data and Radyne support contacts
    • Warranty Policy
      • Limitations of Warranty
      • Exclusive Remedies
• 1 Introduction
  • 1.1 Overview
  • 1.2 DMD2050E Configurations
    • 1.2.1 Features
    • 1.2.2 Advanced Forward Error Correction and Modulation
    • 1.2.3 Bandwidth Compression
    • 1.2.4 Interfaces
    • 1.2.5 Remote Control and Monitoring
    • 1.2.6 Compatibility
    • 1.2.7 Physical Description
  • 1.3 Configurations and Options
• 2 Installation
  • 2.1 Unpacking and Inspection
  • 2.2 Installation Safety
  • 2.3 Installation Considerations
    • 2.3.1 Location
    • 2.3.2 Airflow
    • 2.3.3 Temperature
    • 2.3.4 Electrical Power
    • 2.3.5 Cables
  • 2.4 Initial Configuration Check
    • 2.4.1 Standard Factory Configuration
  • 2.5 Modulator Checkout
    • 2.5.1 Initial Start Up
    • 2.5.2 Factory Terminal Settings
• 3 Theory of Operation
  • Chapter 3. Theory of Operation
    • 3.1 DMD2050E Hardware
      • 3.1.1 DMD2050E L-Band/IF Printed Circuit Card
      • 3.1.2 DMD2050E Baseband Processing Printed Circuit Card
      • 3.1.3 Enhanced Interface Printed Circuit Card
    • 3.2 DMD2050E Functional Block Diagram
      • 3.2.1 Front Panel
      • 3.2.2 Baseband Processing
      • 3.2.3 Tx Baseband Processing
      • 3.2.4 Rx Baseband Processing
      • 3.2.5 Monitor & Control (M&C) Subsystem
      • 3.2.6 Terminal Port
      • 3.2.7 Modem Remote Communications (RLLP)
      • 3.2.8 Ethernet M&C Port
      • 3.2.9 Modem Monitor Status
    • 3.3 Internal Clock
    • 3.4 Loopback Features (Terrestrial & IF)
    • 3.5 DMD2050E Clocking Options
      • 3.5.1 Clock Selection
      • 3.5.2 TX Clock Options
      • 3.5.3 RX Buffer Clock Options
      • 3.5.4 EXT REF: External Reference, Top BNC Port, J10
    • 3.6 Transmit Timing Options
      • 3.6.1 MIL-188-114A, RS-422 (TX Clock Source - SCT or SCTE)
      • 3.6.2 G.703 Interface
      • 3.6.3 HSSI Interface
      • 3.6.4 Ethernet Data Interface (Optional)
    • 3.7 Receive Timing Options
      • 3.7.1 Loop Timing
      • 3.7.2 Transmit (MIL-188-114A, RS-422)
      • 3.7.3 G.703 Interface or Asymmetrical Data Rates
      • 3.7.4 Receive
    • 3.8 Ebem Framing Unit
      • 3.8.1 DMD2050E Information Throughput Adpatation (ITA)
      • 3.8.2 Embedded Channel
    • 3.9 STANAG Turbo Coding
    • 3.10 FIPs TRANSEC Module
      • 3.10.1 Traffic Encryption and Decryption Keys and Key Generation
    • 3.11 DoubleTalk Carrier-in-Carrier Option
      • 3.11.1 What is DoubleTalk Carrier-in-Carrier?
      • 3.11.2 Application Requirements
      • 3.11.3 Operational Guidelines
      • 3.11.4 System Functionality and Operational Considerations
      • 3.11.5 DoubleTalk Carrier-in-Carrier Cancellation Process
      • 3.11.6 Margin Requirements
      • 3.11.7 Carrier-in-Carrier Latency
      • 3.11.8 Carrier-in-Carrier and Adaptive Coding and Modulation
      • 3.11.9 Carrier-in-Carrier Link Design
      • 3.11.10 Carrier-in-Carrier Commissioning and Deployment
      • 3.11.11 Validating Carrier-in-Carrier Performance
      • 3.11.12 Operational References
      • 3.11.13 DoubleTalk Carrier-in-Carrier Specifications
      • 3.11.14 Carrier-in-Carrier Summary
      • 3.11.15 Glossary
    • 3.12 TPC and Low Density Parity Check (LDPC) Coding
      • 3.12.1 LDPC versus TPC
      • 3.12.2 TPC and LDPC Summary
    • 3.13 Reed-Solomon Codec
      • 3.13.1 Reed-Solomon Operation in the DMD2050E
      • 3.13.2 Reed-Solomon Code Rate
      • 3.13.3 Interleaving
    • 3.14 DMD2050E Automatic Uplink Power Control (AUPC Operation)
    • 3.15 Asynchronous Overhead Operation (Async Port / ES-ES Communications)
    • 3.16 Standard IBS Mode
    • 3.17 Asynchronous Multiplexer Mode
    • 3.18 ESC Backward Alarms
      • 3.18.1 To Disable the ESC Backward Alarms
    • 3.19 Satellite Control Channel (SCC)
      • 3.19.1 SCC Framing Structure
      • 3.19.2 Aggregate Data Rate
      • 3.19.3 Overhead Rate Comparison
      • 3.19.4 Actual Overhead Rate Calculation
    • 3.20 SCC OVERHEAD CHANNEL SETUP
    • 3.21 Locating the DMD2050E ID Code Operational Procedure
• 4 User Interfaces
  • Chapter 4. User Interfaces
    • 4.1 User Interfaces
    • 4.2 Front Panel Interface
      • 4.2.1 VFD - Vacuum Fluorescent Display
      • 4.2.2 Arrow Keys
      • 4.2.3 Numeric Keys
      • 4.2.4 LED Lights
    • 4.3 Parameter Setup
      • 4.3.1 Select a Parameter
      • 4.3.2 Enter and Save a New Parameter
      • 4.3.3 Change a New Parameter Before Saving
    • 4.4 Front Panel Main Menus
      • 4.4.1 MODULATOR Main Menu and Parameters
      • 4.4.2 DEMODULATOR Main Menu and Parameters
      • 4.4.3 INTERFACE Main Menu and Parameters
      • 4.4.4 MONITOR Main Menu and Parameters
      • 4.4.5 ALARMS Main Menu and Parameters
      • 4.4.6 SYSTEM Main Menu and Parameters
      • 4.4.7 TEST Main Menu and Parameters
    • 4.5 Terminal Mode Control
      • 4.5.1 Terminal Mode Screens
      • 4.5.2 Terminal Mode Operations
      • 4.5.3 Setup for Terminal Mode
• 5 External Connections
  • 5.1 Power Connectors, Ground and Switches
    • 5.1.1 Ground Connector
    • 5.1.2 Power Switch
  • 5.2 Front Panel Connections
    • 5.2.1 Key Loader Interface
  • 5.3 Rear Panel Connectors
    • 5.3.1 HSSI / Ethernet Connectors
    • 5.3.2 EXT REF (J10)
    • 5.3.3 IF Connectors (Transmit and Receive) J11, J12, J13, J14
    • 5.3.4 ALARM (J15)
    • 5.3.5 EXT CLK (J16)
    • 5.3.6 ASYNC (J17)
    • 5.3.7 ANT. HANDOVER (J18) (Future Option)
    • 5.3.8 MIL-188-114A (J19)
    • 5.3.9 Monitor and Control Connectors J20, J21
• 6 Maintenance and Troubleshooting
  • Chapter 6. Maintenance and Troubleshooting
    • 6.1 Periodic Maintenance
      • 6.1.1 Battery Replacement
      • 6.1.2 Clock Adjustment
      • 6.1.3 Fuse Replacement
    • 6.2 Troubleshooting
      • 6.2.1 Basic Troubleshooting Procedures
      • 6.2.2 Troubleshooting Symptoms and Causes
    • 6.3 Alarms
      • 6.3.1 Major Transmit Alarms
      • 6.3.2 Major Rx Alarms
      • 6.3.3 Minor Tx Alarms
    • 6.4 Alarm Masks
      • 6.4.1 Active Alarms
      • 6.4.2 Common Equipment Alarms
      • 6.4.3 Latched Alarms
      • 6.4.4 Backward Alarms
    • 6.5 IBS Alarms and Actions
• 7 Technical Specifications
  • 7.1 Modulator
  • 7.2 Demodulator
  • 7.3 Plesiochronous Buffer
  • 7.4 Monitor and Control
  • 7.5 Terrestrial Interfaces
  • 7.6 IBS/Synchronous Interface (Standard)
  • 7.7 High-Speed Serial Interface (HSSI) & Gigi Ethernet Data Interface
  • 7.8 Key loader interface
  • 7.9 Environmental
  • 7.10 Physical
  • 7.11 Data Rate Limits
    • 7.11.1 Non-DVB
    • 7.11.2 DVB
  • 7.12 BER Specifications
    • 7.12.1 BER Performance (Viterbi)
    • 7.12.2 BER Performance (Sequential)
    • 7.12.3 BER Performance (Viterbi with Reed-Solomon)
    • 7.12.4 BER Performance (Turbo)
    • 7.12.5 BER Performance (8PSK Trellis)
    • 7.12.6 BER Performance (8PSK Turbo)
    • 7.12.7 BER Performance (16QAM Viterbi)
    • 7.12.8 BER Performance (16QAM Viterbi with Reed-Solomon)
    • 7.12.9 BER Performance (16QAM Turbo)
    • 7.12.10 BER Performance (OQPSK Turbo)
    • 7.12.11 BER Performance (BPSK Turbo)
    • 7.12.12 BER Performance (8PSK Turbo)
    • 7.12.13 BER Performance (16QAM Turbo)
    • 7.12.14 B/O/QPSK BER Performance (LDPC)
    • 7.12.15 8PSK / 8QAM BER Performance (LDPC)
    • 7.12.16 16QAM BER Performance (LDPC)
    • 7.12.17 BER Performance B/O/QPSK (MILSTD 188-165B or STANAG) Turbo
    • 7.12.18 BER Performance 8PSK (MILSTD 188-165B or STANAG) Turbo
    • 7.12.19 BER Performance 16APSK (MILSTD 188-165B or STANAG) Turbo
  • 7.13 AGC Output Voltage
• App A Product Options
  • A.1 Hardware Options
  • A.2 Custom Options
• App B Front Panel Upgrade Procedure
  • B.1 Introduction
  • B.2 Required Equipment
  • B.3 Procedures
    • B.3.1 Record the Features and Options
    • B.3.2 Record the Unit ID
    • B.3.3 Order the Demonstration or the Upgrade
    • B.3.4 Install the Code
    • B.3.5 Demonstration Mode Considerations
    • B.3.6 Cancel the Demonstration Mode
• App C Carrier Control
  • C.1 Carrier Control and Alarms
  • C.2 Carrier States and Changes to Programming
  • C.3 Carrier States
    • C.3.1 Carrier OFF
    • C.3.2 Carrier ON
    • C.3.3 Carrier AUTO
    • C.3.4 Carrier VSAT
    • C.3.5 CARRIER RTS
• App D Web Browser Setup Guide
  • D.1 Introduction
  • D.2 Setup
    • D.2.1 TCP-IP Menus
    • D.2.2 IP Address
  • D.3 Web Interface Security
    • D.3.1 Default User Accounts
    • D.3.2 User Account Data
    • D.1 User Account Setup
    • D.1.1 Edit the User ID.
    • D.1.2 Edit the Access Group.
    • D.1.3 Edit the Authentication Password.
  • D.2 Reset a User Account
  • D.3 Confirmation
  • D.4 Equipment Website
    • D.4.1 Log in to the Equipment Website
  • D.5 Web Page Appearance
  • D.6 Configure Web Browsers for the Radyne WEB Interface
    • D.6.1 Configure Internet Explorer 9 for the Radyne WEB Interface
    • D.6.2 Configure Firefox for the Radyne WEB Interface
    • D.6.3 Configure Chrome for the Radyne WEB Browser
    • D.6.4 Configure Safari for the Radyne WEB Browser
    • D.6.5 Configure Maxthon for the Radyne WEB Browser
• App E Efficient Drop
  • E.1 Introduction
  • E.2 System Requirements
  • E.3 Configuration Examples
  • E.4 Functional Descriptions
    • E.4.1 Drop Only
    • E.4.2 Insert Only
    • E.4.3 Data Formats
    • E.4.4 Systems with Multiple Destinations
    • E.4.5 Drop and Insert Mapping
  • E.5 Configuring the Modem for Drop and Insert
    • E.5.1 Data Rate
    • E.5.2 Operational Network Specification
    • E.5.3 Terrestrial Framing - Drop Mode/Insert Mode
    • E.5.4 D&I Sample Configurations and D&I Clock Setup Options
  • E.6 D&I Maps and Map Editing
  • E.7 Efficient Drop and Insert Introduction
  • E.8 Prerequisite
  • E.9 Efficient Drop and Insert Mode
    • E.9.1 Calculating the Required Satellite Bandwidth
    • E.9.2 Calculating the Basic Efficient D&I Rate
    • E.9.3 Calculating the Efficient D&I Rate with E1 Signaling
    • E.9.4 Calculating the Efficient D&I Rate with Enhanced Asynchronous Overhead
• App F TCPIP Ethernet Setup
  • F.1 Introduction
  • F.2 TCP/IP Network Configuration
  • F.3 Network Configuration Summary
  • F.4 Ethernet Test
    • F.4.1 Connecting the Modem Ethernet Cable to a Network Link
    • F.4.2 Connecting the Modem Ethernet Cable Directly to a Computer (without a Network)
  • F.5 Testing the Ethernet Connection using the Ping Program (Optional)
• App G AUPC
  • Appendix G. AUPC Operation
    • G.1 Automatic Uplink Power Control (AUPC Operation)
      • G.1.1 Radyne AUPC
      • G.1.2 EF AUPC
      • G.1.3 Near Side AUPC
      • G.1.4 EBEM AUPC
• App H Ethernet Data Interface Setup
  • H.1 Configuring the modem to use the Ethernet Data Interface (Optional)
    • H.1.1 Ethernet Flow Control
    • H.1.2 Ethernet Daisy Chain
    • H.1.3 Ethernet QOS Type
    • H.1.4 Ethernet QOS Queue
    • H.1.5 Setting Up The DMD2050E Ethernet Bridge To Operate Like A FIFO
    • H.1.6 Packet Statistics
• App I Strap Codes
  • I.1 Strap Codes
    • I.1.1 An example of how to set a strap code
  • I.2 Sample Applications
    • I.2.1 Operational Case Examples
• App J ITA
  • Appendix J. ITA Operation
    • J.1 Information Throughput Adaptation (ITA Operation)
      • J.1.1 Properties of ITA on the DMD2050E:
      • J.1.2 Basic Setup (Example)
• Addendum TRANSEC
• Cover_Back