Comtech EF Data CDM-550T Manuals

Manuals and User Guides for Comtech EF Data CDM-550T. We have 2 Comtech EF Data CDM-550T manuals available for free PDF download: Manual, Application Note

Comtech EF Data CDM-550T Manual (178 pages)

Brand: Comtech EF Data | Category: Modem | Size: 2 MB

Table of Contents

5
- Installation and Operation Manual
  3
- Customer Support
  4
  - Table of Contents
    5
- About this Manual
  10
- Cautions and Warnings
  10
- Conventions and References
  10
- Metric Conversion
  10
- Overview of Changes to Previous Edition
  10
- Electrical Safety
  11
- Fuses
  11
- Recommended Standard Designations
  11
- Reporting Comments or Suggestions Concerning this Manual
  11
- Safety Notices
  11
- EMC (Electromagnetic Compatibility)
  12
- Environmental
  12
- Installation
  12
- Telecommunications Terminal Equipment Directive
  12
- Disclaimer
  14
- Exclusive Remedies
  14
- Limitations of Warranty
  14
- Warranty Policy
  14
- Chapter 1. Introduction
  
  15
  - Standard Features
    15
  - Introduction
    15
  - Aupc
    16
  - Software
    16
  - Verification
    16
  - Data Interfaces
    17
  - Options
    17
  - Compatibility
    17
  - New in this Release
    18
- Chapter 2. Installation
  
  19
  - Unpacking
    19
  - Mounting
    19
  - Configuration
    20
  - Select Internal if Loop
    20
  - Connect External Cables
    20
- Chapter 3. Functional Description
  
  21
- Chapter 4. Physical Description
  
  23
  - Figure 4-1 Front and Rear Panel
    23
  - Front Panel
    24
  - Table 4-1. Front Panel Led Indicators
    24
  - Rear Panel
    25
- Chapter 5. Connector Pinouts
  
  27
- Chapter 6. Front Panel Operation
  
  31
  - Description
    31
  - Menu Trees
    32
  - Opening Screen
    32
  - Select
    34
  - Config
    35
    
    Important Note
    50
  - Test
    58
  - INFO (Information)
    60
  - MONIT (Monitor)
    63
    
    STORE/LD (Store/Load)
    68
  - UTIL (Utility)
    71
  - Viterbi
    73
- Chapter 7. Forward Error Correction Options
  
  73
- Chapter 8. Offset Qpsk Operation
  
  89
  - ASYNC EIA-232 Specifications
    91
- Chapter 9. Eia-232 Data Interface - Asynchronous Operation
  
  91
  - Introduction
    91
  - Async Character Formats Using 1.5 Stop Bits
    92
  - Baud Rate Accuracy
    92
  - Other Considerations
    92
  - Setup
    92
- Chapter 10. Clocking
  
  93
  - External Clock
    93
  - Internal Clock
    93
  - Transmit Clocking
    93
  - Buffer Disabled
    94
  - Buffer Enabled, RX=TX
    94
  - Loop-Timed, RX<>TX (Asymmetric Loop Timing)
    94
  - Loop-Timed, RX=TX
    94
  - Receive Clocking
    94
  - Buffer Enabled, RX<>TX
    95
  - Loop Timing with Sync EIA-232
    95
  - X.21 Notes
    95
  - Figure 10-1 Tx Clock Modes
    96
  - Figure 10-2 Rx Clock Modes
    97
- Chapter 11. Edmac Channel
  
  99
  - Theory of Operation
    99
  - M&C Connection
    100
  - Setup Summary
    101
- Chapter 12. Automatic Uplink Power Control
  
  103
  - Introduction
    103
  - Max Range
    104
  - Setting AUPC Parameters
    104
  - Target Eb/No
    104
  - Alarm
    105
  - Compensation Rate
    105
  - Demod Unlock
    105
  - Monitoring
    106
- Chapter 13. Flash Upgrading
  
  107
- Chapter 14. Summary of Specifications
  
  109
  - Modulator
    109
  - Demodulator
    110
  - Automatic Uplink Power Control
    112
  - Data Interfaces
    112
  - Miscellaneous
    112
  - Approvals
    113
  - Async Overhead
    113
- Chapter 15. Remote Control
  
  115
  - Introduction
    115
  - Basic Protocol
    116
  - Address
    117
  - Packet Structure
    117
  - Start of Packet
    117
  - Instruction Code
    118
  - Instruction Code Qualifier
    118
  - End of Packet
    119
- Appendix A. Cable Drawings
  
  137
  - Message Arguments
    119
- Appendix B. Eb/No Measurement
  
  141
- Appendix C. Async Overhead Option
  
  145
  - Electrical Interface
    146
Table of Contents

153
- ODU Operation Via a CDM-550T Modem Front Panel Comprising Firmware ≥ ≥ ≥ ≥ 1.20
  155
- Menu Trees
  157
- Odu
  157
- Select
  157
- (ODU,ENABLE) CONFIG (Configuration)
  158
- (ODU,ENABLE) Selections
  158
- (Odu,Enable,Config) Transmitter
  158
- (Odu,Enable,Config,Transmitter) Frequency
  158
- (Odu,Enable,Config,Transmitter) Hpa
  159
- (Odu,Enable,Config,Transmitter) Output
  159
- (Odu,Enable,Config,Transmitter) State
  159
- (Odu,Enable,Config) Receiver
  160
- (Odu,Enable,Config,Receiver) Frequency
  160
- (ODU,ENABLE,CONFIG,RECEIVER) ATTEN (Attenuation)
  161
- (Odu,Enable,Config,Receiver) Lna
  161
- (Odu,Enable,Config,Receiver,Lna) Fault-Logic
  161
- (Odu,Enable,Config,Receiver,Lna) State
  161
- (ODU,ENABLE) INFO (Information)
  162
- (Odu,Enable,Config) Miscellaneous
  162
- (Odu,Enable,Config,Miscellaneous) Agc (Auto Gain Control)
  162
- (Odu,Enable,Config,Miscellaneous) Ref-Adjust
  162
- (Odu,Enable,Info) Assembly + Sn
  163
- (ODU,ENABLE,INFO) EQUIP (Equipment)
  163
- (Odu,Enable,Info) Hpa
  163
- (Odu,Enable,Info) Lna
  163
- (Odu,Enable,Info) Receiver
  163
- (Odu,Enable,Info) Transmitter
  163
- (Odu,Enable) Status
  164
- (ODU,ENABLE,INFO) FW (Firmware)
  164
Table of Contents

167
- ODU Operation Via a CDM-550T Modem Front Panel Comprising Firmware ≥ ≥ ≥ ≥ 1.20
  169
- Menu Trees
  171
- Odu
  171
- Select
  171
- (ODU,ENABLE) CONFIG (Configuration)
  172
- (ODU,ENABLE) Selections
  172
- (Odu,Enable,Config) Transmitter
  172
- (Odu,Enable,Config,Transmitter) Frequency
  172
- (Odu,Enable,Config,Transmitter) Hpa
  173
- (Odu,Enable,Config,Transmitter) Output
  173
- (Odu,Enable,Config,Transmitter) State
  173
- (Odu,Enable,Config) Receiver
  174
- (Odu,Enable,Config,Receiver) Frequency
  174
- (ODU,ENABLE,CONFIG,RECEIVER) ATTEN (Attenuation)
  175
- (Odu,Enable,Config,Receiver) Lna
  175
- (ODU,ENABLE,CONFIG,RECEIVER,LNA) CAL (Calibration)
  175
- (Odu,Enable,Config,Receiver,Lna) Fault-Logic
  175
- (Odu,Enable,Config,Receiver,Lna) State
  175
- (ODU,ENABLE) INFO (Information)
  176
- (Odu,Enable,Config) Miscellaneous
  176
- (Odu,Enable,Config,Miscellaneous) Agc (Auto Gain Control)
  176
- (Odu,Enable,Config,Miscellaneous) Ref-Adjust
  176
- (Odu,Enable,Info) Hpa
  177
- (Odu,Enable,Info) Lna
  177
- (Odu,Enable,Info) Receiver
  177
- (Odu,Enable,Info) Transmitter
  177
- (Odu,Enable) Status
  178
- (ODU,ENABLE,INFO) EQUIP (Equipment)
  178

Comtech EF Data CDM-550T Application Note (5 pages)

Power Supply Replacement Procedure

Brand: Comtech EF Data | Category: Modem | Size: 0 MB

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More Comtech EF Data Manuals

Comtech EF Data CDM-550T Manuals

Comtech EF Data CDM-550T Manual (178 pages)

Table of Contents

Table of Contents

Chapter 1. Introduction

Chapter 2. Installation

Chapter 3. Functional Description

Chapter 4. Physical Description

Chapter 5. Connector Pinouts

Chapter 6. Front Panel Operation

Chapter 7. Forward Error Correction Options

Chapter 8. Offset Qpsk Operation

Chapter 9. Eia-232 Data Interface - Asynchronous Operation

Chapter 10. Clocking

Chapter 11. Edmac Channel

Chapter 12. Automatic Uplink Power Control

Chapter 13. Flash Upgrading

Chapter 14. Summary of Specifications

Chapter 15. Remote Control

Appendix A. Cable Drawings

Appendix B. Eb/No Measurement

Appendix C. Async Overhead Option

Table of Contents

Table of Contents

Comtech EF Data CDM-550T Application Note (5 pages)

Table of Contents

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