Comtech EF Data CDM-750 manuali

Comtech ef data CDM-750 Manuale Utente (302 pagine)

Marchio: Comtech-ef-data | Categoria: Apparecchiature | Dimensione: 8.92 MB |

Inglese

Indice

CDM-750

3

TABLE OF CONTENTS

5

Table of Contents MN-CDM750

10

FIGURES

15

PREFACE

17

Metric Conversion

18

Safety and Compliance

18

Preface MN-CDM750

19

(91/263/EEC)

21

CE Mark

21

Warranty Policy

21

Limitations of Warranty

21

Exclusive Remedies

22

Getting Help

23

Contacting Comtech EF Data

23

Chapter 1. INTRODUCTION

25

Introduction MN-CDM750

26

1.3 CDM-750 Features

29

1.3.1 Physical Description

30

1.3.2 Dimensional Envelope

31

1.3.3.1 Front Panel

32

1.3.3.2 Rear Panel

33

1.4 CDM-750 Specifications

35

1.4.1 System Specifications

35

1.4.3 Base Unit Connectors

36

1.4.4 Test Functions

36

1.4.5 Modulator (Dual IF)

36

1.4.6 Demodulator (Dual IF)

37

1.4.8 DoubleTalk

39

Carrier-in-Carrier

39

1.4.9 Regulatory Compliance

39

1.4.10 Standard Assemblies

39

1.4.11 Optional Assemblies

40

Chapter 2. INSTALLATION

41

Installation MN-CDM750

42

SupportBracketsKit(

43

Chapter 3. REAR PANEL

47

CONNECTIONS

47

3.1.1.1 Type ‘BNC’

48

3.1.1.2 Type ‘TNC’

48

3.1.1.3 Type ‘N’

48

3.1.1.4 Type ‘F’

49

(Top)StandardACUnit

51

3.2.1 IF Connector Group

53

3.2.1.1 Rx Connectors

53

3.2.1.2 Tx Connectors

53

550m 50/125 mm cable

58

275m 62.5/125 mm cable

58

Chapter 4. UPDATING FIRMWARE

67

Updating Firmware MN-CDM750

68

FTP Is In Progress

75

…PLEASE WAIT

75

Chapter 5. FRONT PANEL

79

OPERATION

79

5.1.1 LED Indicators

80

5.1.2 Keypad

81

5.1.3.1 Opening Screen

82

5.1.3.2 Screen Saver

82

5.2.1 SELECT: (Main) Menu

84

5.2.2 SELECT: Configuration

84

Interface Type: NONE

88

Tx Pll Mask:Fault

91

Tx Pll Mask: Masked

94

MAC Learning: Disabled

96

Applies To All Ports

96

5.2.2.2 CONFIG: Tx

98

5.2.2.2.1 (CONFIG) Tx: IF

98

Tx Framing: Normal

99

DVB-S2 Framing Mode (v)

99

5.2.2.2.6 (CONFIG) Tx: Data

100

(v)

101

Goldcode=000000 (v)

102

(CONFIG) Tx: Pilot Æ Pilot

102

5.2.2.3 CONFIG: Rx

104

5.2.2.3.1 (CONFIG) Rx: IF

104

5.2.2.3.5 (CONFIG) Rx: Data

105

5.2.2.3.7 (CONFIG) Rx: EsNo

106

5.2.2.4 CONFIG: Clocks

107

ANDMODULATION(ACM)OPTION.

108

5.2.2.6 CONFIG: CnC

111

5.2.2.7 CONFIG: Mask

112

5.2.2.9 CONFIG: IP

115

5.2.2.10 CONFIG: Comp

118

5.2.3 SELECT: Test

119

5.2.3.1 TEST: Mode

119

5.2.3.2 TEST: BERT

121

5.2.3.3 TEST: Comp

122

5.2.4 SELECT: Monitor

123

5.2.4.3 Monitor: ACM

124

Baseband Framing: (34v)

127

LanToWan WanToLan

128

5.2.4.7 Monitor: Buffer

129

5.2.5.1 Info: ID

130

5.2.5.2 Info: Intf

130

5.2.5.3 Info: Tx

131

5.2.5.4 Info: Rx

131

5.2.5.5 Info: Clocks

132

5.2.5.6 Info: ACM

132

5.2.5.7 Info: CnC

132

5.2.5.8 Info: Misc

132

5.2.5.9 Info: Remote

133

5.2.5.10 Info: Comp

133

No configuration exists

134

Store/Load: Override

134

A Configuration exists

134

5.2.7 SELECT: Utility

135

5.2.7.1 Utility: Set-RTC

135

5.2.7.3 Utility: LED

135

5.2.7.4 Utility: 1:1

136

5.2.7.5 Utility: 1:N

136

5.2.7.6 Utility: Circuit ID

137

5.2.7.7 Utility: Firmware

137

LNB Power Supply [On]

139

274mA, 18.2V

139

5.2.9 SELECT: FAST

140

5.2.9.1 FAST: Options

140

5.2.9.2 FAST: Demo-Mode

141

5.2.9.3 FAST: CnC

142

Chapter 6. ETHERNET-BASED

145

REMOTE PRODUCT

145

MANAGEMENT

145

6.3 SNMP Interface

146

6.3.3 SNMP Traps

148

6.4 Telnet Interface

149

6.5.1 User Login

151

6.5.2.1 Navigation

152

6.5.2.2 Page Sections

152

6.5.2.3 Action Buttons

152

6.5.2.4 Drop-down Lists

152

6.5.2.5 Text or Data Entry

153

6.5.4.1 Home pages

154

6.5.4.1.1 Home

154

6.5.4.2.1 Admin

156

Host Access List

157

6.5.4.2.2 Admin

158

6.5.4.3 Configuration pages

159

LNB Control

162

LNB Status

162

6.5.4.4 Status pages

163

6.5.4.4.1 Status

163

6.5.4.4.2 Status

164

6.5.4.4.3 Status

165

6.5.4.4.4 Status

166

6.5.4.4.5 Status

167

IP Statistics

168

Baseband Statistics

169

6.5.4.5 Interfaces pages

170

GBEI Common

171

Tx Data Rates (Read Only)

171

Interfaces (Read Only)

172

G.703 Configuration

172

OC3 Configuration

173

Alarm Settings

173

7.2 EIA-485

182

7.3 EIA-232

183

7.4.1 Basic Protocol

183

7.4.2 Packet Structure

183

7.4.2.1 Start of Packet

184

7.4.2.2 Target Address

184

7.4.2.3 Address Delimiter

185

7.4.2.4 Instruction Code

185

7.4.2.7 End of Packet

186

7.5.1 Table Indexes

187

Sect.7.5.5UnitParameters

188

Sect.7.5.6ACMParameters

188

Sect.7.5.7PIICInterface

188

Sect.7.5.9ODUParameters

188

7.5.2 Tx Parameters

190

7.5.3 Rx Parameters

193

7.5.4 IP Packet Parameters

196

7.5.5 Unit Parameters

198

7.5.6 ACM Parameters

206

7.5.9 ODU Parameters

212

7.5.10 Modem Information

213

N/A 6 bytes Query only

217

Monitor

219

7.5.12 Redundancy Control

222

ACTIVATION PROCEDURE

223

Appendix A MN-CDM750

224

Appendix B. PIIC (PLUG-IN

227

INTERFACE CARD) MODULES

227

Appendix B MN-CDM750

228

B.2 Optional PIIC Modules

230

Appendix C. ADAPTIVE CODING

237

MODULATION (ACM) OPTION

237

C.2 Background

238

DownlinkFadeMarginRequired

240

Appendix C MN-CDM750

241

C.3 ACM System Description

242

C.4 CDM-750 ACM Scheme

244

C.4.1 Target Es/No Margin

244

C.4.3 Pilots

246

C.4.4 Long and Short Frames

246

C.4.5 Monotonic Operation

246

C.4.6 ModCod Selection

248

Notes and Recommendations

256

Carrier (CnC) OPTION

259

Appendix D MN-CDM750

260

D.3 Operational Details

262

Composite

264

Carrier 2

264

Carrier 1

264

Carrier 1 Carrier 2

264

D.4.2 Margin Requirements

267

ANDMODULATION(ACM)OPTION

268

D.4.6.2 Power Limited Links

272

D.5 Operational References

275

Spectrum Analyzer

277

D.8 Glossary

279

Power Spectral Density (PSD)

281

PSD Ratio

281

Quasi Error Free (QEF)

281

Spectral Efficiency (SE)

281

Symbol Rate & Data Rate

281

Appendix E. Es/No

283

MEASUREMENT

283

Appendix E MN-CDM750

284

Appendix F. ETHERNET

287

NETWORK CONFIGURATION

287

Appendix F MN-CDM750

288

F.4.1 Ethernet Interfaces

289

F.4.2 Ethernet Overhead

290

Appendix G. ETHERNET

291

STATISTICS and STATUS

291

REPORTING

291

Appendix G MN-CDM750

292

G.3 Statistics Items

293

G.3.3 Status Items

294

G.3.4 BER Testing

294

G.3.5 ACM Modulator Status

294

G.3.6 ACM Demodulator Status

294

G.3.7 CnC Status

294

Appendix H. FEC (FORWARD

295

ERROR CORRECTION)

295

H.2.1 Range of Data Rates

296

Es/No (dB)

297

METRIC CONVERSIONS

301

Units of Length

301

Temperature Conversions

301

Units of Weight

301

480 • 333 • 2200 PHONE

302

• 333 • 2161 FAX

302

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