Comtech EF Data DMD1050TS Installation And Operation Manual page 4

Satellite modem board
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3.3
3.3.1
Terminal Port/ES-ES Communications (J3) ........................................................................................ 3-9
3.3.2
Terminal Mode Control ........................................................................................................................ 3-9
3.3.3
Modem Terminal Mode Control........................................................................................................... 3-9
3.3.4
Modem Setup for Terminal Mode...................................................................................................... 3-10
3.3.5
Connect the Terminal ........................................................................................................................ 3-10
3.3.6
Terminal Screens .............................................................................................................................. 3-10
3.4
Modem Remote Communications (Radyne Link Level Protocol) .................................................. 3-11
3.4.1
RLLP Protocol Structure ................................................................................................................... 3-11
3.5
Modem Setup for Ethernet M&C (J11) .............................................................................................. 3-11
3.6
M&C Default/Reset Plug Settings (JP1 & JP2) ................................................................................. 3-11
3.7
Ethernet Data Interface - (J10) .......................................................................................................... 3-12
3.8
Internal Clock....................................................................................................................................... 3-17
3.9
Loopback Features (Terrestrial & IF) ................................................................................................ 3-17
3.10
DMD1050TS Clocking Options ........................................................................................................... 3-20
3.10.1 Tx Clock Options ............................................................................................................................... 3-20
3.10.2 Rx Buffer Clock Options .................................................................................................................... 3-21
3.11
Ethernet Data Interface ....................................................................................................................... 3-22
3.12
Reed-Solomon (R-S) Codec ............................................................................................................... 3-23
3.12.1 R-S Operation in the DMD1050TS ................................................................................................... 3-23
3.12.2 R-S Code Rate .................................................................................................................................. 3-23
3.12.3 Interleaving ........................................................................................................................................ 3-23
3.13
DMD1050TS Automatic Uplink Power Control (AUPC) Operation ................................................. 3-25
3.13.1 Radyne AUPC ................................................................................................................................... 3-25
3.13.2 EF AUPC ........................................................................................................................................... 3-26
3.13.3 Near Side AUPC ............................................................................................................................... 3-26
3.14
Asynchronous Overhead Operation (J3) .......................................................................................... 3-29
3.15
Standard IBS ES-to-ES Mode ............................................................................................................. 3-31
3.16
Enhanced Asynchronous Mode (Proprietary) .................................................................................. 3-31
3.17
Satellite Control Channel (SCC) - J3 ................................................................................................ 3-32
3.17.1 SCC Framing Structure ..................................................................................................................... 3-32
3.17.2 Aggregate Data Rate ........................................................................................................................ 3-33
3.17.3 Overhead Rate Comparison ............................................................................................................. 3-34
3.17.4 Actual Overhead Rate Calculation .................................................................................................... 3-34
3.17.5 SCC Overhead Channel Setup ......................................................................................................... 3-35
3.18
EBEM Framing Unit ............................................................................................................................. 3-37
3.18.1 EBEM Mode Set Up on the DMD1050TS ......................................................................................... 3-37
3.18.2 DMD1050TS Information Throughput Adpatation (ITA) ................................................................... 3-37
3.18.3 Embedded Channel .......................................................................................................................... 3-37
3.19
STANAG Turbo Coding ...................................................................................................................... 3-38
3.20
FIPS TRANSEC Module ...................................................................................................................... 3-39
3.20.1 Traffic Encryption and Decryption Keys and Key Generation ........................................................... 3-39
3.21
DMD1050TS ID Codes (Feature Upgrades) ....................................................................................... 3-43
3.22
Strap Codes ......................................................................................................................................... 3-43
CHAPTER 4. REAR PANEL INTERFACE......................................................................... 4-1
4.1
DMD1050TS Connections ..................................................................................................................... 4-1
4.2
Compact Flash (J6) ............................................................................................................................... 4-5
4.3
Power Input (J16) .................................................................................................................................. 4-5
Table of Contents
DMD1050TS Satellite Modem Board
TOC-2
Revision 1
MN-DMD1050TS

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