Comtech EF Data CDM-840 Manuals

Manuals and User Guides for Comtech EF Data CDM-840. We have 1 Comtech EF Data CDM-840 manual available for free PDF download: Installation And Operation Manual

Comtech EF Data CDM-840 Installation And Operation Manual (110 pages)

Remote Router

Brand: Comtech EF Data | Category: Network Router | Size: 2.71 MB

Table of Contents
7
Preface

13
About this Manual

13
- Reporting Comments or Suggestions Concerning this Manual
  13
Conventions and References

13
- Metric Conversion
  13
- Recommended Standard Designations
  13
- Trademarks
  13
Cautions and Warnings

14
Electrical Safety and Compliance

14
- Fuses
  14
- Low Voltage Directive (LVD)
  15
- Installation
  15
Environmental

15
Telecommunications Terminal Equipment Directive

16
CE Mark

16
Rohs Compliance

16
EMC (Electromagnetic Compatibility) Compliance

16
Warranty Policy

17
- Limitations of Warranty
  17
- Exclusive Remedies
  18
Customer Support

19
- Online Customer Support
  19
Chapter 1. INTRODUCTION

21
Overview

21
- Figure 1-1. CDM-840 Remote Router
  21
Functional Description

22
Features

24
- Physical Description
  24
  - Standard Hardware
    24
  - Standard Assemblies
    24
  - Optional Hardware
    24
  - Optional Assemblies
    24
- Compatibility
  24
- Dimensional Envelope
  25
- Figure 1-3. CDM-840 Dimensional Envelope
  25
- Physical Features
  26
  - Front Panel
    26
  - Figure 1-4. CDM-840 - Front Panel View
    26
  - Rear Panel
    27
- Data Interfaces
  27
- Verification
  27
- Flash Upgrading Firmware
  27
- Figure 1-5. CDM-840 - Rear Panel View
  27
- Fully Accessible System Topology (FAST)
  28
Summary of Specifications

29
- BER (Bit Error Rate)
  30
- Regulatory Compliance
  31
Chapter 2. INSTALLATION

33
Unpacking and Inspection

33
Mounting

34
- Optional Rear-Mounting Support Bracket Kit
  34
- Figure 2-1. Installation of Optional Rear-Mounting Support Bracket Kit
  35
Chapter 3. REAR PANEL CONNECTOR and PINOUTS

37
Connector Overview

37
- Figure 3-1. CDM-840 - Rear Panel View
  37
IF Connections

38
- Rx if Connector
  38
- Tx if Connector
  38
- Table 3-1. CDM-840 Rear Panel Connectors
  38
Terrestrial Data Connections

39
Utility Connections

40
Power / Ground Connections

41
Chapter 4. FLASH UPGRADING

43
Flash Updating Via Internet

43
- Figure 4-1. Flash Update Via Internet
  43
Ethernet FTP Upload Procedure

44
Chapter 5. ETHERNET MANAGEMENT

47
Introduction

47
Ethernet Management Interface Protocols

47
- 5.2.1 Ethernet Management Interface Access
  47
SNMP Interface

48
- 5.3.1 Management Information Base (MIB) Files
  48
- 5.3.2 SNMP Community Strings
  48
Web Server (HTTP) Interface

49
Chapter 6. FORWARD ERROR CORRECTION

85
Introduction

85
DVB-S2: LDPC and BCH

85
- Range of Data Rates
  86
- BER, QEF, Eb/No, Es/No Spectral Efficiency, and Occupied Bandwidth
  86
Versafec (Short-Block LDPC)

86
- Figure 6-1. the Versafec Codes Versus Shannon Capacity
  87
Rx/Tx Error Performance Characteristics

88
- Table 6-1. the Versafec Modcod Set
  88
- CDM-840 Rx/Tx Error Performance Characteristics
  88
Appendix A. FAST ACTIVATION PROCEDURE

97
Introduction

97
Activation Procedure Via Web Server Interface

98
- A.2.1 View Currently Installed Features
  98
- A.2.2 Record Serial Number
  98
Appendix B. REMOTE CONTROL

101
Overview

101
Basic Protocol

101
Packet Structure

102
- B.4.2 Target Address
  103
- B.4.3 Address Delimiter
  103
- B.4.4 Instruction Code
  103
- B.4.5 Instruction Code Qualifier
  103
- B.4.6 Optional Message Arguments
  104
Remote Commands and Queries

105

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Comtech EF Data CDM-840 Manuals

Comtech EF Data CDM-840 Installation And Operation Manual (110 pages)

Table of Contents

Preface

About this Manual

Conventions and References

Cautions and Warnings

Electrical Safety and Compliance

Environmental

Telecommunications Terminal Equipment Directive

CE Mark

Rohs Compliance

EMC (Electromagnetic Compatibility) Compliance

Warranty Policy

Customer Support

Chapter 1. INTRODUCTION

Overview

Functional Description

Features

Summary of Specifications

Chapter 2. INSTALLATION

Unpacking and Inspection

Mounting

Chapter 3. REAR PANEL CONNECTOR and PINOUTS

Connector Overview

IF Connections

Terrestrial Data Connections

Utility Connections

Power / Ground Connections

Chapter 4. FLASH UPGRADING

Flash Updating Via Internet

Ethernet FTP Upload Procedure

Chapter 5. ETHERNET MANAGEMENT

Introduction

Ethernet Management Interface Protocols

SNMP Interface

Web Server (HTTP) Interface

Chapter 6. FORWARD ERROR CORRECTION

Introduction

DVB-S2: LDPC and BCH

Versafec (Short-Block LDPC)

Rx/Tx Error Performance Characteristics

Appendix A. FAST ACTIVATION PROCEDURE

Introduction

Activation Procedure Via Web Server Interface

Appendix B. REMOTE CONTROL

Overview

Basic Protocol

Packet Structure

Remote Commands and Queries

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