Comtech EF Data SNM-1000 manuali

Comtech ef data SNM-1000 Manuale Utente (184 pagine)

Marchio: Comtech-ef-data | Categoria: Apparecchiature | Dimensione: 0.92 MB |

Inglese

Indice

Node Control Modem

1

Installation and O

1

SNM-1000

3

Procedural Steps

4

Network Support Customer Plan

5

Table of Contents

7

Preface MN/SNM1000.IOM

11

Figures

12

About this Manual

13

Related Documents

13

Conventions and References

13

Cautions and Warnings

13

Metric Conversion

14

Trademarks

14

Electrical Safety

15

Environmental

15

Installation

16

IMPORTANT

17

European EMC Directive

18

Warranty Policy

19

Limitations of Warranty

19

Exclusive Remedies

19

Disclaimer

19

Chapter 1. INTRODUCTION

21

1.1 Overview

22

1.1.1 Additional Features

22

1.1.2 Mode of Operation

23

1.2 Description

24

1.3 Options

25

1.4 Specifications

26

1.4.1 General Specifications

26

Introduction MN/SNM1000.IOM

27

1.4.3 DAC Specification

28

1.6 Dimensional Envelope

31

Chapter 2. INSTALLATION

33

2.2 Installation

34

Installation MN/SNM1000.IOM

35

2.3 Rear Panel Connections

36

2.3.1 EFBUS1/2 Port (J6)

37

2.3.3 User Port

39

≥ 0 dBm

42

Chapter 3. OPERATION

43

3.1.1 LED Indicators

44

3.1.2 Front Panel Keypad

45

3.2 Menu System

46

3.3 Front Panel Menu

47

3.4 OPENING SCREEN

48

MODEM REFERENCE

51

INTERNAL

51

CONFIGURATION

51

DEMODULATOR

51

TX CLOCK PHASE

55

EXT-CLK FREQ

55

1544.000 KHZ

55

BUFFER CLOCK

56

RX (SATELLITE)

56

RX CLOCK PHASE

56

B-BAND LOOP BACK

57

BUFFER SIZE

58

384 BITS

58

BUFFER CENTER

58

3.4.1.4 CONFIGURATION:SAVE

59

3.4.2.1 MONITOR:RAW BER

60

3.4.2.3 MONITOR:EB/NO

61

3.4.2.6 MONITOR:BUFFER FILL

61

FUNCTION SELECT

62

FAULTS/ALARMS

62

MODULATOR

63

+

63

+-++

63

TX INTERFACE

64

64

RX INTERFACE

65

STORED FLTS/ALAMS

67

Reed-Solomon option only

70

UTILITY

71

3.4.5.1 UTILITY:MODULATOR

72

3.4.5.1.7 MODULATOR:TX MODE

74

3.4.5.2 UTILITY:DEMODULATOR

75

3.4.5.3 UTILITY:INTERFACE

77

3.4.5.4 UTILITY:NETWORK

80

3.4.5.4.1 NETWORK:RELEASE

80

3.4.5.5 UTILITY:SYSTEM

81

3.4.5.5.1 SYSTEM:TIME/DATE

81

3.4.5.5.4 SYSTEM:REMOTE TYPE

82

MASTER RESET

86

HARD/SOFT

86

3.4.5.6 UTILITY:MODEM TYPE

87

MODEM OPTIONS

89

3.5 User Port Operation

92

3.6.1 User Port Modem

93

3.6.2 Remote Site Modem

93

3.7 SNM-1000 Commands

94

3.7.1 Character Set

94

3.7.3 Message Structure

94

3.7.3.1 Prefix

94

3.7.3.2 Message Body

95

3.7.3.3 End Character

95

3.7.3.4 Case Sensitivity

95

3.7.3.5 Delimiters

95

3.7.3.6 End Character

95

3.7.3.7 Queries

96

3.7.4 Node Address (NA)

96

3.7.4.1 Command Format

96

SNM-1000 transmit power

98

3.7.12 SNM-1000 Mode (MD)

100

3.7.12.1 Command Format

100

3.7.13.1 Help Screen

101

3.7.13.2 Flash Updates

101

3.7.13.6 Ram Test

102

3.7.13.3 PDREM Ram

102

3.7.13.4 Area1 Defaults

102

3.7.13.5 Area2 Defaults

102

3.7.15.1 Command Format

104

3.7.16 Channel Type (CT)

104

3.7.16.1 Command Format

104

3.7.17.1 Command Format

105

3.7.18 Data Call

106

3.7.18.1.1 Command Format

106

Operation MN/SNM1000.IOM

107

3.7.18.2.1 Command Format

108

3.7.19 Terminate (TE)

108

3.7.19.1 Command Format

108

3.7.20.1 Command Format

109

3.7.20.3 Example

110

3.7.21.1 Command Format

111

3.7.22.1 Command Format

112

3.7.23.1 Command Format

113

3.7.24.1 Command Format

114

3.7.25.1 Command Format

115

3.7.26.1 Command Format

116

3.7.27 Port Redirection

116

3.7.28.1 Command Format

117

(part of J1)

120

CONNECTOR

120

4.1.1 Specifications

121

4.1.2 Theory of Operation

121

4.1.2.1 User Port

121

4.1.4 Monitor and Control

122

4.1.5 Non-Volatile Memory

123

4.1.6 User Port

123

4.2 Modulator

124

4.2.1 Theory of Operation

126

4.2.1.1 Burst Mode

126

4.2.2.1 QPSK Encoding

127

4.3 Demodulator

128

4.3.1 Theory of Operation

129

4.3.1.1 Continuous Mode

129

Chapter 5. MAINTENANCE

131

5.1.1 System Faults/Alarms

132

Maintenance MN/SNM1000.IOM

133

5.1.2 Faults/Alarms Display

136

5.1.3 Faults/Alarms Analysis

136

5.1.3.1 Modulator Faults

137

5.1.3.1.1 Modulator Checkout

138

5.1.3.2 Demodulator Faults

141

WITH NOISE

143

WITHOUT NOISE

143

Appendix A. REMOTE CONTROL

149

OPERATION

149

A.2.1 Character Set

150

A.2.3 Message Structure

150

Command:

152

is added to the

152

(MPO_)

152

A.5.1 Interface Buffer Size

158

A.6.1 Modem Type Commands

160

A.7 Configuration Status

160

Modulator Output Power

161

A.7.1 Modem Faults Status

163

A.8 Stored Faults

168

A.9 Unsolicited Responses

177

A.9.1 Messages from NMS

177

A.9.2 List of Cause Codes

178

METRIC CONVERSIONS

183

Units of Length

183

Temperature Conversions

183

Units of Weight

183

480 • 333 • 2200 PHONE

184

480 • 333 • 2161

184

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