Comtech EF Data CDM-625 Installation And Operation Manual page 8

CDM-625 Advanced Satellite Modem
Table of Contents
1.2 Functional Description ........................................................................................................ 1-2
1.3 Features ............................................................................................................................. 1-3
1.3.1 Physical Description .................................................................................................................................. 1-3
1.3.2 Modem Compatibility .............................................................................................................................. 1-3
1.3.3 Ethernet/IP Interface Compatibility ........................................................................................................ 1-4
1.3.4 Verification ................................................................................................................................................. 1-4
1.3.5 Updating Modem Firmware .................................................................................................................... 1-4
1.3.6 Standard Data Interfaces ......................................................................................................................... 1-5
1.3.7 Optional Hardware and Accessories ....................................................................................................... 1-5
1.3.8 Fully Accessible System Topology (FAST) ............................................................................................... 1-7
1.3.9 Supporting Hardware and Software ..................................................................................................... 1-10
1.3.10 Physical Features ..................................................................................................................................... 1-11
1.3.10.1 Dimensional Envelope ....................................................................................................................... 1-11
1.3.10.2 Front Panel .......................................................................................................................................... 1-12
1.3.10.3 Rear Panel ........................................................................................................................................... 1-13
1.4 Summary of Specifications ................................................................................................ 1-14
1.4.1 Modulator ................................................................................................................................................ 1-14
1.4.2 Demodulator ........................................................................................................................................... 1-16
1.4.3 Data Interfaces ........................................................................................................................................ 1-21
1.4.4 Automatic Uplink Power Control (AUPC) ............................................................................................. 1-22
1.4.5 DoubleTalk
1.4.6 Framing Summary ................................................................................................................................... 1-23
1.4.7 Data Rate Ranges .................................................................................................................................... 1-24
1.4.8 VersaFEC Adaptive Coding and Modulation (ACM) ............................................................................ 1-29
1.4.9 Miscellaneous .......................................................................................................................................... 1-30
1.4.10 Approvals ................................................................................................................................................. 1-30
CHAPTER 2. INSTALLATION ............................................................................................. 2-1
2.1 Unpacking and Inspecting the Shipment .............................................................................. 2-1
2.2 Installing Into a Rack Enclosure ........................................................................................... 2-2
2.2.1 Installing the Optional Rear-Mounting Support Brackets Kits ............................................................. 2-4
2.3 Configuring the CDM-625 .................................................................................................... 2-5
2.4 Selecting the Internal IF Loop .............................................................................................. 2-5
2.5 Connecting the External Cables ........................................................................................... 2-5
REAR PANEL CONNECTORS AND PINOUTS ............................................ 3-1
CHAPTER 3.
3.1 CDM-625 Rear Panel Overview ............................................................................................ 3-1
3.2 CDM-625 Cable Connections ............................................................................................... 3-2
3.2.1 IF Connection Group ................................................................................................................................. 3-3
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Carrier- in-Carrier (CnC) ................................................................................................... 1-22
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Revision 13
MN-CDM625