User Manuals: Comtech EF Data DMD-2050E Satellite Modem

Manuals and User Guides for Comtech EF Data DMD-2050E Satellite Modem. We have 1 Comtech EF Data DMD-2050E Satellite Modem manual available for free PDF download: Installation And Operation Manual

Comtech EF Data DMD-2050E Installation And Operation Manual (342 pages)

Universal Satellite Modem

Brand: Comtech EF Data | Category: Modem | Size: 10 MB

Installation and Operation Manual
1
Terminal Port
7
Table of Contents
11
Preface

25
- About this Manual
  25
- Cautions and Warnings
  25
- Patents and Trademarks
  25
- Related Documents
  25
- Electrical Safety
  26
- Battery
  26
- Grounding
  26
- Fuses
  26
- Telecommunications Terminal Equipment Directive
  26
- Environmental
  27
- Low Voltage Directive (LVD)
  27
- EMC (Electromagnetic Compatibility)
  27
- CE Mark
  28
- Rohs
  28
Product Support

29
- On the Web
  29
- Return Material Authorization
  29
- Support Business Hours
  29
- After Hours and Weekends
  29
- Comtech EF Data and Radyne Support Contacts
  29
Warranty Policy

30
- Limitations of Warranty
  30
- Exclusive Remedies
  30
Chapter 1. Introduction

31
Overview

31
- Figure 1-1. DMD2050E Universal Satellite Modem Front Panel
  31
DMD2050E Configurations

32
- Features
  32
- Advanced Forward Error Correction and Modulation
  33
- Bandwidth Compression
  33
- Interfaces
  34
- Remote Control and Monitoring
  34
- Compatibility
  34
- Physical Description
  34
  - Dimensional Envelope
    35
Configurations and Options

36
Chapter 2. Installation

37
Unpacking and Inspection

37
Installation Safety

38
Installation Considerations

38
- Location
  39
- Airflow
  39
- Temperature
  39
- Electrical Power
  39
- Cables
  40
Initial Configuration Check

40
- Standard Factory Configuration
  40
Modulator Checkout

41
- Initial Start up
  41
- Factory Terminal Settings
  41
Chapter 3. Theory of Operation

43
DMD2050E Hardware

43
- Figure 3-1. DMD2050E Block Diagram
  43
DMD2050E Functional Block Diagram

47
- Front Panel
  47
- Baseband Processing
  47
- Tx Baseband Processing
  48
- Figure 3-4. DMD2050E Universal Satellite Modem Functional Block Diagram
  48
- Rx Baseband Processing
  49
- Monitor & Control (M&C) Subsystem
  49
- Terminal Port
  50
- Modem Remote Communications (RLLP)
  50
- Ethernet M&C Port
  51
- Modem Monitor Status
  51
Internal Clock

52
Loopback Features (Terrestrial & IF)

52
- Figure 3-5. Loopback Functional Block Diagram
  53
- Figure 3-6. Loopback Functional Block Diagram
  54
DMD2050E Clocking Options

55
Transmit Timing Options

60
Receive Timing Options

61
- Loop Timing
  61
- Transmit (MIL-188-114A, RS-422)
  61
- Interface or Asymmetrical Data Rates
  61
- Receive
  61
Ebem Framing Unit

62
- DMD2050E Information Throughput Adpatation (ITA)
  62
- Embedded Channel
  62
STANAG Turbo Coding

62
Fips TRANSEC Module

63
- Traffic Encryption and Decryption Keys and Key Generation
  63
Doubletalk Carrier-In-Carrier Option

68
- Figure 3-12. DMD2050E Handheld Key Loader
  68
TPC and Low Density Parity Check (LDPC) Coding

93
Reed-Solomon Codec

98
DMD2050E Automatic Uplink Power Control (AUPC Operation)

100
Asynchronous Overhead Operation (Async Port / ES-ES Communications)

100
- Table 3-4. Reed-Solomon Codes
  100
- Table 3-5. Baud Rate Examples
  101
Standard IBS Mode

102
- Table 3-6. Bits of Overhead Housekeeping Byte 32
  102
Asynchronous Multiplexer Mode

103
ESC Backward Alarms

103
- To Disable the ESC Backward Alarms
  104
Satellite Control Channel (SCC)

104
- SCC Framing Structure
  104
- Figure 3-22. 1 to 3 Control Ratio
  105
- Figure 3-23. 1 to 1 Control Ratio
  105
- Aggregate Data Rate
  106
- Overhead Rate Comparison
  107
- Actual Overhead Rate Calculation
  108
Scc Overhead Channel Setup

109
Locating the DMD2050E ID Code Operational Procedure

111
Chapter 4. User Interfaces

113
User Interfaces

113
Front Panel Interface

113
- VFD - Vacuum Fluorescent Display
  114
- Arrow Keys
  114
- Numeric Keys
  114
- Table 4-1. Front Panel Functions
  114
- Table 4-2. Front Panel Key Functions
  114
- LED Lights
  115
- Table 4-3. Front Panel LED Lights
  115
Front Panel Main Menus

116
- Figure 4-2. Enter New Parameters
  116
  - MODULATOR Main Menu and Parameters
    117
    
    NETWORK SPEC (Menu)
    117
    
    DATA (Menu)
    118
    
    IF (Menu)
    118
    
    Strap Code
    118
    
    EBEM NETWORK SPEC Parameters
    120
    
    SCC FRAMING Parameters
    120
    
    AUPC (Menu)
    121
    
    REED-SOLOMON (Menu)
    121
    
    LOCAL AUPC (Menu)
    122
    
    ITA (Menu)
    125
    
    REMOTE AUPC (Menu)
    125
  - DEMODULATOR Main Menu and Parameters
    126
    
    NETWORK SPEC (Menu)
    126
    
    IF (Menu)
    127
    
    Strap Code
    127
    
    DATA (Menu)
    128
    
    REED-SOLOMON (Menu)
    129
    
    CNC (Menu)
    130
    
    ITA (Menu)
    130
  - INTERFACE Main Menu and Parameters
    131
    
    TX SETUP (Menu)
    131
    
    DROP & INSERT (Menu)
    133
    
    TX ASYNC MODE (Menu)
    133
    
    RX SETUP (Menu)
    134
    
    DROP & INSERT (Menu)
    135
    
    RX ASYNC MODE (Menu)
    135
    
    GENERAL (Menu)
    136
  - MONITOR Main Menu and Parameters
    136
    
    LINK STATUS (Menu)
    137
    
    Cnc (Menu)
    139
    
    ITA (Menu)
    139
    
    VOLTAGES (Menu)
    139
  - ALARMS Main Menu and Parameters
    140
  - SYSTEM Main Menu and Parameters
    140
    
    FRONT PANEL (Menu)
    140
    
    Remote Control
    140
    
    REMOTE PORT (Menu)
    141
    
    TCP/IP (Menu)
    141
    
    TERMINAL (Menu)
    141
    
    SNMP (Menu)
    143
    
    FTP (Menu)
    144
    
    WEB (Menu)
    144
    
    HW/FW CONFIG (Menu)
    145
    
    TRANSEC (Menu)
    145
    
    MAIN BOARD (Menu)
    146
    
    FEATURES (Menu)
    147
    
    UPGRADE LIST (Menu)
    147
  - TEST Main Menu and Parameters
    148
Parameter Setup

116
- Select a Parameter
  116
- Enter and Save a New Parameter
  116
- Change a New Parameter before Saving
  116
Terminal Mode Control

150
- Terminal Mode Screens
  150
- Terminal Mode Operations
  150
- Setup for Terminal Mode
  151
Chapter 5. External Connections

153
Power Connectors, Ground and Switches

154
- Ground Connector
  154
- Power Switch
  154
Front Panel Connections

155
Rear Panel Connectors

156
- HSSI / Ethernet Connectors
  156
- Ext Ref (J10)
  157
- IF Connectors (Transmit and Receive) J11, J12, J13, J14
  157
- Alarm (J15)
  158
- Ext Clk (J16)
  159
- Async (J17)
  160
- ANT. HANDOVER (J18) (Future Option)
  160
- Mil-188-114A (J19)
  161
- Table 5-6. Pinouts for J20 REMOTE Port (RS-485 or RS-232) 9-Pin Female D Connector
  162
- Monitor and Control Connectors J20, J21
  162
Chapter 6. Maintenance and Troubleshooting

163
Periodic Maintenance

163
- Battery Replacement
  163
- Clock Adjustment
  163
- Fuse Replacement
  163
Troubleshooting

164
- Basic Troubleshooting Procedures
  164
- Troubleshooting Symptoms and Causes
  164
  - Symptom: the Modem Does Not Acquire the Incoming Carrier
    164
  - Symptom: the ASYNC Port Is Not Configured Correctly
    164
Alarms

165
- Major Transmit Alarms
  165
- Major Rx Alarms
  165
- Minor Tx Alarms
  166
  - Minor Rx Alarms
    167
  - Drop and Insert Alarms
    168
  - Common Major Alarms
    168
Alarm Masks

170
- Active Alarms
  170
  - Major Alarms
    170
  - Minor Alarms
    170
- Common Equipment Alarms
  171
- Latched Alarms
  171
- Backward Alarms
  173
IBS Alarms and Actions

174
- Table 6-1. IBS Fault Conditions and Actions (Includes Drop and Insert)
  174
- Figure 6-1. IBS Alarms
  174
Chapter 7. Technical Specifications

175
Modulator

175
Demodulator

176
Plesiochronous Buffer

177
Monitor and Control

177
Terrestrial Interfaces

178
Ibs/Synchronous Interface (Standard)

178
High-Speed Serial Interface (HSSI) & Gigi Ethernet Data Interface

178
Key Loader Interface

178
Environmental

178
Physical

178
Data Rate Limits

179
- Non-DVB
  179
- Dvb
  181
BER Specifications

183
AGC Output Voltage

208
Appendix A. Product Options

209
Hardware Options

209
Custom Options

209
- A.1 Hardware Options
  209
- A.2 Custom Options
  209
Appendix B. Front Panel Upgrades and Demonstration Mode

211
Introduction

211
Required Equipment

211
Procedures

211
- B.1 Introduction
  211
- B.2 Required Equipment
  211
- B.3 Procedures
  211
- Record the Features and Options
  212
- Order the Demonstration or the Upgrade
  213
- Record the Unit ID
  213
- Install the Code
  214
- Demonstration Mode Considerations
  215
- Cancel the Demonstration Mode
  216
Appendix C. Carrier Control

217
Carrier Control and Alarms

217
Carrier States and Changes to Programming

217
Carrier States

218
- Carrier off
  218
- Carrier on
  218
- Carrier AUTO
  218
  - C.3 Carrier States
    218
  - C.3.1 Carrier off
    218
  - C.3.2 Carrier on
    218
  - C.3.3 Carrier AUTO
    218
- Carrier VSAT
  219
- Carrier Rts
  219
  - C.3.4 Carrier VSAT
    219
  - C.3.5 Carrier Rts
    219
Appendix D. Web Interface Setup Guide

221
Introduction

221
Setup

221
- TCP-IP Menus
  221
  - D.1 Introduction
    221
  - D.2 Setup
    221
  - D.2.1 TCP-IP Menus
    221
- IP Address
  222
Web Interface Security

222
- Default User Accounts
  222
  - D.2.2 IP Address
    222
  - D.3 Web Interface Security
    222
  - D.3.1 Default User Accounts
    222
- User Account Data
  223
- User Account Setup
  223
- Edit the User ID
  224
- Edit the Access Group
  224
- Edit the Authentication Password
  224
Reset a User Account

225
Confirmation

225
- D.3 Confirmation
  225
Equipment Website

226
- D.4 Equipment Website
  226
Configure Web Browsers for the Radyne WEB Interface

229
Appendix E. Drop and Insert (Standard and Efficient Options

243
Introduction

243
System Requirements

243
- E.1 Introduction
  243
- E.2 System Requirements
  243
Configuration Examples

244
- E.3 Configuration Examples
  244
Functional Descriptions

246
- Drop Only
  246
- Insert Only
  246
  - E.4 Functional Descriptions
    246
  - E.4.1 Drop Only
    246
  - E.4.2 Insert Only
    246
- Data Formats
  248
  - Pcm-30C
    248
    
    E.4.3 Data Formats
    248
    
    E.4.3.1 Pcm-30
    248
    
    E.4.3.2 Pcm-30C
    248
  - Pcm-31C
    249
  - T1-D4/T1-D4-S
    249
  - T1-Esf/T1-Esf-S
    249
    
    E.4.3.4 Pcm-31C
    249
    
    E.4.3.5 T1-D4/T1-D4-S
    249
    
    E.4.3.6 T1-Esf/T1-Esf-S
    249
- Systems with Multiple Destinations
  249
- Drop and Insert Mapping
  249
Configuring the Modem for Drop and Insert

252
- Data Rate
  253
- E.5.1 Data Rate
  253
- Operational Network Specification
  254
- Terrestrial Framing - Drop Mode/Insert Mode
  254
  - Insert Terrestrial Frame Source
    255
- D&I Sample Configurations and D&I Clock Setup Options
  255
  - D&I Clock Setup Examples
    259
D&I Maps and Map Editing

261
- Table E-1. D&I Multiplexer Map Locations Used
  261
- Table E-2. D&I ROM Maps
  262
Efficient Drop and Insert Introduction

265
Prerequisite

266
- E.8 Prerequisite
  266
Efficient Drop and Insert Mode

267
Appendix F. Tcp/Ip Ethernet Setup

271
Introduction

271
TCP/IP Network Configuration

271
- F.1 Introduction
  271
- F.2 TCP/IP Network Configuration
  271
Network Configuration Summary

273
Ethernet Test

274
Testing the Ethernet Connection Using the Ping Program (Optional

277
Appendix G. Aupc Operation

279
Automatic Uplink Power Control (AUPC Operation

279
- Radyne AUPC
  279
- G.1.1 Radyne AUPC
  279
- Ef Aupc
  280
- Near Side AUPC
  280
  - G.1.2 Ef Aupc
    280
  - G.1.3 Near Side AUPC
    280
- Ebem Aupc
  281
- G.1.4 Ebem Aupc
  281
- Table G-1. Local AUPC Functions
  282
- Table G-2. Remote AUPC Functions (EF AUPC Only
  282
Appendix H. Ethernet Data Interface Setup

283
Configuring the Modem to Use the Ethernet Data Interface (Optional

283
- Ethernet Flow Control
  284
  - Half-Duplex Flow Control
    284
  - Full-Duplex Flow Control
    284
- Ethernet Daisy Chain
  284
- Ethernet QOS Type
  285
- Ethernet QOS Queue
  285
- Figure H-1. Point-To-Multipoint with Daisy Chaining
  286
- Setting up the DMD2050E Ethernet Bridge to Operate Like a FIFO
  286
- Packet Statistics
  287
- H.1.6 Packet Statistics
  287
Appendix I. Strap Codes

289
- I.1 Strap Codes
  289
- I.1.1 an Example of How to Set a Strap Code
  289
Strap Codes

290
- Table I-1. Strap Codes
  290
Sample Applications

294
- I.2 Sample Applications
  294
- Operational Case Examples
  295
Appendix J. Ita Operation

303
Information Throughput Adaptation (ITA Operation

303

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User Manuals: Comtech EF Data DMD-2050E Satellite Modem

Comtech EF Data DMD-2050E Installation And Operation Manual (342 pages)

Table of Contents

Preface

Product Support

Warranty Policy

Chapter 1. Introduction

Overview

DMD2050E Configurations

Configurations and Options

Chapter 2. Installation

Unpacking and Inspection

Installation Safety

Installation Considerations

Initial Configuration Check

Modulator Checkout

Chapter 3. Theory of Operation

DMD2050E Hardware

DMD2050E Functional Block Diagram

Internal Clock

Loopback Features (Terrestrial & IF)

DMD2050E Clocking Options

Transmit Timing Options

Receive Timing Options

Ebem Framing Unit

STANAG Turbo Coding

Fips TRANSEC Module

Doubletalk Carrier-In-Carrier Option

TPC and Low Density Parity Check (LDPC) Coding

Reed-Solomon Codec

DMD2050E Automatic Uplink Power Control (AUPC Operation)

Asynchronous Overhead Operation (Async Port / ES-ES Communications)

Standard IBS Mode

Asynchronous Multiplexer Mode

ESC Backward Alarms

Satellite Control Channel (SCC)

Scc Overhead Channel Setup

Locating the DMD2050E ID Code Operational Procedure

Chapter 4. User Interfaces

User Interfaces

Front Panel Interface

Front Panel Main Menus

Parameter Setup

Terminal Mode Control

Chapter 5. External Connections

Power Connectors, Ground and Switches

Front Panel Connections

Rear Panel Connectors

Chapter 6. Maintenance and Troubleshooting

Periodic Maintenance

Troubleshooting

Alarms

Alarm Masks

IBS Alarms and Actions

Chapter 7. Technical Specifications

Modulator

Demodulator

Plesiochronous Buffer

Monitor and Control

Terrestrial Interfaces

Ibs/Synchronous Interface (Standard)

High-Speed Serial Interface (HSSI) & Gigi Ethernet Data Interface

Key Loader Interface

Environmental

Physical

Data Rate Limits

BER Specifications

AGC Output Voltage

Appendix A. Product Options

Hardware Options

Custom Options

Appendix B. Front Panel Upgrades and Demonstration Mode

Introduction

Required Equipment

Procedures

Appendix C. Carrier Control

Carrier Control and Alarms

Carrier States and Changes to Programming

Carrier States

Appendix D. Web Interface Setup Guide