Radyne DMD20 LBST Manuals

Radyne DMD20 LBST Manuals

Manuals and User Guides for Radyne DMD20 LBST. We have 3 Radyne DMD20 LBST manuals available for free PDF download: Installation And Operation Manual

Radyne DMD20 LBST Installation And Operation Manual

Radyne DMD20 LBST Installation And Operation Manual (306 pages)

Universal Satellite Modem

Brand: Radyne | Category: Modem | Size: 7 MB

Table of Contents

Specifications
5
Installation and Operation Manual
37
Table of Contents
39
About this Manual
49
Related Documents
49
Safety Compliance
50
Limitations of Warranty
51
Customer Support
52
Chapter 1. Introduction

53
Overview

53
Configurations

54
- Features/Options Installed at Time of Order
  54
- Feature Upgrades
  54
- Hardware Options
  54
- Factory Installed Options
  55
Function Accessibility

55
Chapter 2. Installation

57
Unpacking and Inspection

57
Installation Requirements

58
Removal and Assembly

59
Mounting Considerations

59
Initial Configuration Check

60
Modulator Checkout

62
- Initial Power-Up
  62
- Factory Terminal Setup
  62
Chapter 3. Theory of Operation

63
Modem Hardware

63
Functional Block Diagram

65
- Front Panel
  66
- Baseband Processing
  66
- Tx Baseband Processing
  67
- Rx Baseband Processing
  67
Monitor & Control (M&C) Subsystem

67
- Terminal Port
  68
- Modem Remote Communications (RLLP)
  68
- Ethernet M&C Port
  68
- Modem Monitor Status
  69
Async Port / ES-ES Communications

69
Internal Clock

69
Loopback Features (Terrestrial & IF)

70
Clocking Options

73
RS530/422/V.35 Interface (Standard)

76
Reed-Solomon Codec

77
- Reed-Solomon Operation
  77
- Reed-Solomon Code Rate
  77
- Interleaving
  78
Asynchronous Overhead Operation (Framing/Multiplexer Capability)

79
Standard IBS Mode

80
Asynchronous Multiplexer Mode

81
ESC Backward Alarms

81
- To Disable the ESC Backward Alarms
  81
Satellite Control Channel (SCC)

81
- SCC Framing Structure
  82
- Aggregate Data Rate
  83
- Overhead Rate Comparison
  83
- Actual Overhead Rate Calculation
  84
- SCC Overhead Channel Setup
  85
Doubletalk Carrier-In-Carrier Option

87
EDMAC Satellite Framing/Deframing Mode

108
Locating the ID Code Operational Procedure

108
Strap Codes

108
Chapter 4. User Interfaces

109
User Interfaces

109
Front Panel User Interface

109
- LCD Front Panel Display
  111
- Cursor Control Arrow Keys
  111
- Numeric Keypad
  111
- Front Panel LED Indicators
  112
Parameter Setup

112
Front Panel Control Screen Menus

113
- Main Menus
  113
- Modulator Menu Options and Parameters
  114
- Demodulator Menu Options and Parameters
  123
- Interface Menu Options and Parameters
  128
- Monitor Menu Options and Parameters
  133
- Alarms Menu Options and Parameters
  136
- System Menu Options and Parameters
  144
- Test Menu Options and Parameters
  153
Terminal Mode Control

155
- Modem Terminal Mode Control
  155
- Modem Setup for Terminal Mode
  155
Terminal Port User Interface

156
Connecting the Terminal

156
Terminal Screens

156
Chapter 5. Rear Panel Interfaces

157
DMD20/DMD20 LBST Connections

157
Compact Flash

160
Power Input Modules

160
- AC Power Input Module
  160
DMD20 Chassis Connections (Standard)

160
- Ext Ref (J10)
  160
- Tx if (J11)
  160
- TX L-Band if (J12)
  160
- Rx if
  161
- RX L-Band if
  161
- Alarm (J15)
  161
- Ext Clk (J16)
  162
- Async (J17)
  162
- J18
  162
- J19)
  163
- Remote (J20)
  164
- Ethernet (J21)
  164
DMD20 LBST Chassis Connections (Standard)

165
- Ext Ref (J10)
  165
- Tx (J11)
  165
- Rx (J14)
  165
- Alarm (J15)
  165
- Ext Clk (J16)
  166
- Async (J17)
  166
- J18)
  166
- J19)
  167
- Remote (J20)
  168
- Ethernet (J21)
  168
DMD20/DMD20 LBST Optional Data Interfaces

168
IDR/IBS Interface (Optional)

169
- Esc Alarm (J1)
  169
- Audio (J2)
  170
- Data (J3)
  171
- Bal (J4)
  172
- Switch Interface (J5)
  173
- Sd (DDI) (J6)
  176
- Ddo (J7)
  176
- IDI (J8)
  176
- Sd (Ido) (J9)
  176
Ethernet Data Interface (Optional)

176
High-Speed Serial Interface (HSSI) (Optional)

177
- Hssi (J6)
  177
ASI/DVB/M2P Interface (Optional)

177
- Asi in (J1)
  177
- Asi out (J2)
  177
- Dvb/M2P in (J3)
  178
- Dvb/M2P out (J4)
  180
Ethernet Data Interface (Optional)

182
- Audio (J2)
  183
- Data (J3)
  184
- Bal (J4)
  184
- Esc Alarm (J5)
  185
- Sd (DDI) (J6)
  185
- Ddo (J7)
  185
- IDI (J8)
  185
- Sd (Ido) (J9)
  186
HSSI / Ethernet (J1)

186
Ethernet Data Interface

187
Gige Interface

188
Chapter 6. Maintenance and Troubleshooting

189
Periodic Maintenance

189
- Clock Adjustment
  189
Troubleshooting

189
- Alarm Faults
  190
  - Major Tx Alarms
    190
  - Major Rx Alarms
    191
  - Minor Tx Alarms
    191
  - Minor Rx Alarms
    192
  - Drop and Insert Alarms
    193
  - Common Major Alarms
    193
- Alarm Masks
  194
  - Active Alarms
    194
    
    Major Alarms
    194
    
    Minor Alarms
    194
    
    Common Equipment Faults
    194
  - Latched Alarms
    195
  - Backward Alarms
    195
IBS Fault Conditions and Actions

195
Chapter 7. Technical Specifications

197
Data Rates

197
Modulator

197
Demodulator

198
Plesiochronous Buffer

199
Monitor and Control

199
DMD20/DMD20 LBST Drop and Insert (Optional)

199
Terrestrial Interfaces

199
IDR/ESC Interface (Optional)

199
Ibs/Synchronous Interface (Standard)

199
High-Speed Serial Interface (HSSI)

200
Asi

200
Dvb/M2P

200
Ethernet Data Interface (Optional)

200
Gigi Ethernet Data Interface (Optional)

200
Hssi / G703

200
Hssi /Ethernet

200
Environmental

201
Physical

201
DMD20/DMD20 LBST Data Rate Limits

201
- Non-DVB
  201
- Dvb
  203
BER Specifications

205
- BER Performance (Viterbi)
  205
- BER Performance (Sequential)
  206
- BER Performance (Viterbi with Reed-Solomon)
  207
- BER Performance ((O)QPSK Turbo)
  208
- BER Performance (B/O/QPSK Turbo)
  209
- BER Performance (8PSK Turbo)
  210
- BER Performance (8PSK Trellis)
  211
- BER Performance (8PSK Turbo)
  212
- BER Performance (16QAM Viterbi)
  213
- BER Performance (16QAM Viterbi with Reed-Solomon)
  214
- BER Performance (16QAM Turbo)
  215
- BER Performance (16QAM Turbo)
  216
- 1/2 Rate B/O/QPSK BER Performance (LDPC)
  217
- 2/3 Rate Q/8PSK/8QAM BER Performance (LDPC)
  218
- 3/4 Rate Q/8PSK, 8/16QAM BER Performance (LDPC)
  219
- AGC Output Voltage
  224
Appendix A. Product Options

227
Hardware Options

227
G.703/IDR ESC Interface

227
Internal High Stability

227
DC Input Prime Power

227
ASI/RS-422 Parallel

227
ASI/LVDS Parallel

227
Hssi

227
Ethernet Data Interface

227
Gigi Ethernet Data Interface

228
Hssi

228
Hssi / Ethernet

228
Turbo Product Code / Variable Reed-Solomon

228
Combination Low-Density Parity Check (LDPC) and TPC Codec

228
Customized Options

228
Appendix B. Front Panel Upgrade Procedure

229
Introduction

229
Required Equipment

229
Upgrade Procedure

229
Demonstration Procedure

231
- Running in Demonstration Mode
  233
- Canceling Demonstration Mode
  234
Appendix C. Carrier Control

235
States

235
Carrier off

235
Carrier on

235
Carrier Auto

235
Carrier Vsat

236
Carrier RTS

236
Appendix D. Strap Codes

237
Strap Codes

237
Sample Applications

241
- Operational Case Examples
  242
Appendix E. Tcp/Ip Ethernet Setup

247
Introduction

247
TCP/IP Network Configuration

247
Network Configuration Summary

249
Ethernet Test

249
Setup

253
- TCP-IP Menus
  253
- IP Address
  254
Appendix F. Web Interface Setup Guide

253
Introduction

253
Web Interface Security

254
- Default User Accounts
  254
- User Account Data
  255
- User Account Setup
  255
- Edit the User ID
  256
- Edit the Access Group
  256
- Edit the Authentication Password
  256
Reset a User Account

257
Confirmation

257
Equipment Website

258
- Log in to the Equipment Website
  259
Configure Web Browsers for the Radyne WEB Interface

261
Appendix G. Aupc Operation

275
Automatic Uplink Power Control (AUPC Operation

275
- Radyne AUPC
  275
- Ef Aupc
  276
- Near Side AUPC
  276
Appendix H. Drop and Insert (D&I

279
Drop and Insert (D&I

279
- Drop Only
  281
- Insert Only
  281
- Mode Selection
  282
  - Pcm-30C
    282
  - Pcm-31C
    282
  - T1-D4/T1-D4-S
    283
  - T1-Esf/T1-Esf-S
    283
- Multidestinational Systems
  283
- Drop and Insert Mapping
  284
Configuring the Modem for Drop and Insert

286
D&I Maps and Map Editing

291
Appendix I. Efficient Drop and Insert (D&I

296
Efficient Drop & Insert Mode

296
Appendix J. Ethernet Data Interface Setup

301
Configure the Modem to Use the Ethernet Data Interface (Optional

301
- Ethernet Flow Control
  301
  - Half-Duplex Flow Control
    302
  - Full-Duplex Flow Control
    302
- Ethernet Daisy Chain
  302
- Ethernet QOS Type
  302
- Ethernet QOS Queue
  302
- Set up the Ethernet Bridge to Operate Like a FIFO
  303
- Packet Statistics
  304
- Metric Conversions
  305

Advertisement

Radyne DMD20 LBST Installation And Operation Manual

Radyne DMD20 LBST Installation And Operation Manual (205 pages)

Universal

Brand: Radyne | Category: Modem | Size: 3 MB

Table of Contents

Installation and Operation Manual
1
Table of Contents
8
Section 1 - Introduction

18
- DMD20 Configurations
  19
- Feature Upgrades
  19
- Features/Options Installed at Time of Order
  19
- Function Accessibility
  20
- Hardware Options
  20
- Radyne Installed Options
  20
1 Overview

18
Section 2 - Installation

22
- Mounting Considerations
  23
- Removal and Assembly
  23
- Unpacking
  23
- DMD20 Initial Configuration Check
  24
- Initial Power-Up
  25
- Modulator Checkout
  25
- Factory Terminal Setup
  26
- Storage
  26
2 Installation Requirements

22
Section 3 - Theory of Operation

28
- DMD20 Baseband Processing Printed Circuit Card
  29
- DMD20 Functional Block Diagram
  30
- Enhanced Interface Printed Circuit Card
  30
- Baseband Processing
  31
- Front Panel
  31
- Tx Baseband Processing
  31
- Monitor & Control (M&C) Subsystem
  32
- Rx Baseband Processing
  32
- Async Port
  33
- Clock
  33
- Earth Station to Earth Station Communications Port
  33
- Ethernet Port
  33
- Modem Status
  33
- Remote/Terminal Port
  33
- Terrestrial Loopback
  33
- Baseband Processing
  34
- Baseband Processor Card
  34
- Clock Selection
  37
- DMD20 Clocking Options
  37
- BNC EXC: BNC External Clock
  38
- EXT CLK: External Clock
  38
- IDI: Insert Data in
  38
- SCR: Serial Clock Receive
  38
- SCT: Serial Clock Transmit
  38
- SCTE: Serial Clock Transmit External
  38
- Ethernet Data Interface (Optional)
  39
- EXT CLK as TX Clock Source (RS-422 or V.35 Interface)
  39
- Interface
  39
- Receive Timing
  39
- SCT or SCTE
  39
- Transmit Timing
  39
- Drop and Insert (D&I)
  40
- Ethernet Data Interface (Optional)
  40
- Interface or Asymmetrical Data Rates
  40
- Loop Timing
  40
- Receive
  40
- Transmit (RS-422 or V.35 Interface)
  40
- Drop Only
  42
- Insert Only
  42
- Mode Selection
  43
- Pcm-30C
  43
- Multidestinational Systems
  44
- Pcm-31C
  44
- T1-D4/T1-D4-S
  44
- T1-Esf/T1-Esf-S
  44
- Drop and Insert Mapping
  45
- Reed-Solomon Codec
  47
- Interleaving
  48
- Reed-Solomon Code Rate
  48
- Reed-Solomon Operation in the DMD20
  48
- DMD20 Automatic Uplink Power Control (AUPC Operation)
  49
- Asynchronous Overhead Operation (Framing/Multiplexer Capability)
  51
- Standard IBS Mode
  52
- Asynchronous Multiplexer Mode
  53
- ESC Backward Alarms
  53
- Satellite Control Channel (SCC)
  54
- SCC Framing Structure
  54
- To Disable the ESC Backward Alarms
  54
- Aggregate Data Rate
  55
- Overhead Rate Comparison
  55
- Actual Overhead Rate Calculation
  56
- SCC Overhead Channel Setup
  57
- Locating the DMD2050 ID Code Operational Procedure
  58
- Front Panel User Interface
  60
3 DMD20 Hardware

28
- DMD20 L-Band/If Printed Circuit Card
  28
Section 4 - User Interfaces

60
4 User Interfaces

60
- Cursor Control Arrow Keys
  61
- LCD Front Panel Display
  61
- Numeric Keypad
  61
- Front Panel LED Indicators
  62
- Parameter Setup
  62
- Front Panel Control Screen Menus
  63
- Main Menus
  63
- Modulator Menu Options and Parameters
  64
- Demodulator Menu Options and Parameters
  70
- Interface Menu Options and Parameters
  74
- AUPC Menu Options and Parameters
  79
- Monitor Menu Options and Parameters
  81
- Alarms Menu Options and Parameters
  83
- System Menu Options and Parameters
  92
- Test Menu Options and Parameters
  98
- DMD20 Strap Codes
  100
- Sample DMD20 Applications
  103
- Operational Case Examples
  104
- Configuring the DMD20 for Drop and Insert
  107
- Data Rate
  108
- Operational Network Specification
  108
- Insert Terrestrial Frame Source
  109
- Terrestrial Framing - Drop Mode/Insert Mode
  109
- D&I Sample Configurations and D&I Clock Setup Options
  110
- D&I Maps and Map Editing
  113
- Configuring the DMD20 to Use the Ethernet Data Interface (Optional)
  116
- Ethernet Daisy Chain
  117
- Ethernet Flow Control
  117
- Full-Duplex Flow Control
  117
- Half-Duplex Flow Control
  117
- Packet Statistics
  118
- Modem Terminal Mode Control
  119
- Terminal Mode Control
  119
- Connecting the Terminal
  120
- Modem Setup for Terminal Mode
  120
- Terminal Port User Interface
  120
- Terminal Screens
  121
Section 5 - Rear Panel Interfaces

134
- AC Power Input Module
  135
- Compact Flash
  135
- Power Input Modules
  135
- DC Power Input/Switch
  136
- DMD20 Chassis Connections (Standard)
  136
- Ext Ref (J10)
  136
- Rx if (J13)
  136
- RX L-Band if (J14)
  136
- Tx if (J11)
  136
- TX L-Band if (J12)
  136
- Alarm (J15)
  137
- Ext Clk (J16)
  137
- Async (J17)
  138
- J19)
  138
- Terminal (J18)
  138
- Remote (J20)
  139
- DMD20 LBST Chassis Connections (Standard)
  140
- Ethernet (J21)
  140
- Ext Ref (J10)
  140
- Rx (J14)
  140
- Tx (J11)
  140
- Alarm (J15)
  141
- Ext Clk (J16)
  141
- Async (J17)
  142
- J19)
  142
- Terminal (J18)
  142
- Ethernet (J21)
  143
- Remote (J20)
  143
- Esc Alarm (J1)
  144
- IDR/IBS Interface (Optional)
  144
- Audio (J2)
  145
- Bal (J4)
  146
- Data (J3)
  146
- Switch Interface (J5)
  147
- Ddo (J7)
  150
- Ethernet Data Interface (Optional)
  150
- High-Speed Serial Interface (HSSI) (Optional)
  150
- IDI (J8)
  150
- Sd (DDI) (J6)
  150
- Sd (Ido) (J9)
  150
- Hssi (J6)
  151
- Asi in (J1)
  152
- Asi out (J2)
  152
- ASI/DVB/M2P Interface (Optional)
  152
- Dvb/M2P in (J3)
  152
- Dvb/M2P out (J4)
  154
- Ethernet Data Interface (Optional)
  156
- Clock Adjustment
  158
5 DMD20 Connections

134
Section 6 - Maintenance and Troubleshooting

158
- Troubleshooting
  158
- Alarm Faults
  159
- Major Tx Alarms
  159
- Major Rx Alarms
  160
- Minor Tx Alarms
  160
- Minor Rx Alarms
  161
- Common Major Alarms
  162
- Drop and Insert Alarms
  162
- Active Alarms
  163
- Alarm Masks
  163
- Common Equipment Faults
  163
- Latched Alarms
  163
- Major Alarms
  163
- Minor Alarms
  163
- Backward Alarms
  164
- IBS Fault Conditions and Actions
  164
6 Periodic Maintenance

158
Section 7 - Technical Specifications

166
- Demodulator
  167
- DMD20 Drop and Insert (Optional)
  167
- Monitor and Control
  167
- Plesiochronous Buffer
  167
- Asi
  168
- Dvb/M2P
  168
- Environmental
  168
- Ethernet Data Interface (Optional)
  168
- High-Speed Serial Interface (HSSI)
  168
- Ibs/Synchronous Interface (Standard)
  168
- IDR/ESC Interface (Optional)
  168
- Physical
  168
- Terrestrial Interfaces
  168
- DMD20 Data Rate Limits
  169
- Non-DVB
  169
- Dvb
  170
- BER Performance (Viterbi)
  172
- DMD20/DMD20 LBST BER Specifications
  172
- BER Performance (Sequential)
  173
- BER Performance (Viterbi with Reed-Solomon)
  174
- BER Performance (Turbo)
  175
- BER Performance (8PSK Trellis)
  176
- BER Performance (8PSK Turbo)
  177
- BER Performance (16QAM Viterbi)
  178
- BER Performance (16QAM Viterbi with Reed-Solomon)
  179
- BER Performance (16QAM Turbo)
  180
- BER Performance ((O)QPSK Turbo)
  181
- BER Performance (8PSK Turbo)
  182
- BER Performance (16QAM Turbo)
  183
- Input Level
  188
- ACG Output Voltage
  189
7 Data Rates

166
- Modulator
  166
Appendix A - Product Options

190
- ASI/LVDS Parallel
  190
- ASI/RS-422 Parallel
  190
- DC Input Prime Power
  190
- Ethernet Data Interface
  190
- G.703/IDR ESC Interface
  190
- Hardware Options
  190
- Hssi
  190
- Internal High Stability
  190
- Turbo Card
  190
- AS/5167 Super Card (Variable Reed-Solomon)
  191
- Custom Reed-Solomon
  191
- Customized Options
  191
Appendix B - Front Panel Upgrade Procedure

192
- Introduction
  192
- Required Equipment
  192
- Upgrade Procedure
  192
- Canceling Demonstration Mode
  194
- Demonstration Procedure
  194
Appendix C - Carrier Control

198
- Carrier Auto
  198
- Carrier off
  198
- Carrier on
  198
- Carrier Vsat
  198
- States
  198
- Carrier RTS
  199
Glossary

200

Radyne DMD20 LBST Installation And Operation Manual

Radyne DMD20 LBST Installation And Operation Manual (189 pages)

Universal Satellite Modem

Brand: Radyne | Category: Modem | Size: 1 MB

Table of Contents

Installation and Operation Manual
1
Table of Contents
7
Section 1 - Introduction

15
1 Overview

15
- DMD20 Configurations
  15
Section 2 - Installation

17
- Mounting Considerations
  18
- Removal and Assembly
  18
- Unpacking
  18
- DMD20 Initial Configuration Check
  19
- Initial Power-Up
  20
- Modulator Checkout
  20
- Storage
  21
- Terminal Setup
  21
2 Installation Requirements

17
Section 3 - Theory of Operation

23
- DMD20 Baseband Processing Printed Circuit Card
  24
- DMD20 Functional Block Diagram
  26
- Enhanced Interface Printed Circuit Card
  26
- Front Panel
  26
- Baseband Processing
  27
- Clock Selection
  27
- Rx Baseband Processing
  27
- Tx Baseband Processing
  27
- Monitor & Control (M&C) Subsystem
  28
- Terminal
  28
- Async Port
  29
- Clock
  29
- Earth Station to Earth Station Communications Port
  29
- Ethernet Port
  29
- Modem Status
  29
- Remote Port
  29
- Terrestrial Loopback
  29
- Baseband Processing
  30
- Baseband Processor Card
  30
- BNC EXC: BNC External Clock
  33
- DMD20 Clocking Options
  33
- EXT CLK: External Clock
  33
- IDI: Insert Data in
  33
- SCR: Serial Clock Receive
  33
- SCT: Serial Clock Transmit
  33
- SCTE: Serial Clock Transmit External
  33
- EXT CLK as TX Clock Source (RS-422 or V.35 Interface)
  34
- EXT if REF: External if Reference
  34
- Interface
  34
- Loop Timing
  34
- Receive Timing
  34
- SCT or SCTE
  34
- Transmit Timing
  34
- Drop and Insert (D&I)
  35
- Interface or Asymmetrical Data Rates
  35
- Receive
  35
- Transmit (RS-422 or V.35 Interface)
  35
- Drop Only
  37
- Insert Only
  37
- Mode Selection
  38
- Pcm-30C
  38
- Drop and Insert Mapping
  39
- Multidestinational Systems
  39
- Pcm-31C
  39
- T1-D4/T1-D4-S
  39
- T1-Esf/T1-Esf-S
  39
- Interleaving
  42
- Reed-Solomon Code Rate
  42
- Reed-Solomon Codec
  42
- Reed-Solomon Operation in the DMD20
  42
- DMD20 Automatic Uplink Power Control (AUPC Operation)
  44
- Asynchronous Overhead Operation (Framing/Multiplexer Capability)
  45
- Standard IBS Mode
  46
- Asynchronous Multiplexer Mode
  47
- ESC Backward Alarms
  47
- To Disable the ESC Backward Alarms
  47
- Front Panel User Interface
  49
3 DMD20 Hardware

23
- DMD20 L-Band/If Printed Circuit Card
  23
Section 4 - User Interfaces

49
4 User Interfaces

49
- Cursor Control Arrow Keys
  50
- LCD Front Panel Display
  50
- Numeric Keypad
  50
- Front Panel LED Indicators
  51
- Parameter Setup
  51
- Front Panel Control Screen Menus
  52
- Main Menus
  52
- Modulator Menu Options and Parameters
  52
- Demodulator Menu Options and Parameters
  55
- Interface Menu Options and Parameters
  58
- AUPC Menu Options and Parameters
  60
- Monitor Menu Options and Parameters
  62
- Alarms Menu Options and Parameters
  63
- System Menu Options and Parameters
  69
- Test Menu Options and Parameters
  73
- DMD20 Strap Codes
  75
- Sample DMD20 Applications
  79
- Operational Case Examples
  80
- Configuring the DMD20 for Drop and Insert
  83
- Data Rate
  83
- Operational Network Specification
  84
- Terrestrial Framing - Drop Mode/Insert Mode
  84
- D&I Sample Configurations and D&I Clock Setup Options
  85
- Insert Terrestrial Frame Source
  85
- D&I Maps and Map Editing
  89
- Modem Setup for Terminal Mode
  92
- Modem Terminal Mode Control
  92
- Terminal Mode Control
  92
- Host Computer Remote Communications
  93
- Modem Remote Communications
  93
  - Protocol Wrapper
    94
  - Frame Description and Bus Handshaking
    96
  - Global Response Operational Codes
    97
  - Collision Avoidance
    100
  - Software Compatibility
    102
  - Rllp Summary
    103
- AC Power Input Module
  105
Section 5 - Rear Panel Interfaces

105
- Audio (J2)
  106
- Bal (J4)
  108
- Data (J3)
  108
- Switch Interface (J5)
  109
- Ddo (J7)
  112
- Ext Ref (J10)
  112
- IDI (J8)
  112
- Sd (DDI) (J6)
  112
- Sd (Ido) (J9)
  112
- Tx if (J11)
  112
- TX L-Band if (J12)
  112
- Alarm (J15)
  113
- Ext Clk (J16)
  113
- Rx if (J13)
  113
- RX L-Band if (J14)
  113
- Async (J17)
  114
- Terminal (J18)
  114
- J19)
  115
- TM103 - Rev
  115
- Compact Flash
  116
- Ethernet (J21)
  116
- Location J22 (Optional)
  116
- Remote (J20)
  116
- Clock Adjustment
  118
5 DMD20 Connections

105
- Esc Alarm (J1)
  105
Section 6 - Maintenance and Troubleshooting

118
- Troubleshooting
  118
- Alarm Faults
  119
- Major Tx Alarms
  119
- Major Rx Alarms
  120
- Minor Rx Alarms
  121
- Minor Tx Alarms
  121
- Drop and Insert Alarms
  122
- Alarm Masks
  123
- Common Major Alarms
  123
- Active Alarms
  124
- Backward Alarms
  124
- Common Equipment Alarms
  124
- DMD20 Fault Tree Matrices
  124
- IBS Fault Conditions and Actions
  124
- Interpreting the Matrices
  124
- Latched Alarms
  124
- Major Alarms
  124
- Minor Alarms
  124
6 Periodic Maintenance

118
Section 7 - Technical Specifications

128
- BER Performance
  129
- DMD20 Drop and Insert (Optional)
  129
- Monitor and Control
  129
- Plesiochronous Buffer
  129
- DMD20 Data Rate Limits
  130
- Environmental
  130
- Ibs/Synchronous Interface (Standard)
  130
- IDR/ESC Interface (Optional)
  130
- Physical
  130
- Terrestrial Interfaces
  130
- 8PSK Trellis Decoder 8PSK
  132
- DMD20 BER Specifications
  132
- Modem BER Performance (Viterbi)
  132
- Trellis Decoder and Reed-Solomon
  132
- Concatenated Reed-Solomon Performance (BER Specifications)
  133
- QAM BER Performance (Viterbi Decoder)
  133
- Sequential Decoder BER Performance (1.544 Mbps)
  133
- BER Charts
  134
- QAM BER Performance (Viterbi Decoder W/ Reed-Solomon)
  134
7 Data Rates

128
- Demodulator
  128
- Modulator
  128
Appendix A - Product Options

138
- ASI/LVDS Parallel
  138
- ASI/RS-422 Parallel
  138
- Customized Options
  138
- DC Prime Power
  138
- G.703/IDR ESC Interface
  138
- Hardware Options
  138
- Hssi
  138
- Internal High Stability
  138
- Turbo Card
  138
Appendix B - Remote Operations

140
- DMD20 Opcode Command Set
  140
- Modem Command Set
  140
- Detailed Command Descriptions
  144
- DMD20 Modulator
  144
- DMD20 Demodulator
  161
Appendix C - SNMP MIB

182

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