Comtech EF Data SDM-2020 Installation And Operation Manual page 10

Satellite demodulator
Table of Contents

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SDM-2020 Satellite Demodulator
Preface
Figure A-17. Co-Located Modulator and Demodulator........................................................................................ A-53
Figure A-18. SMPTE 310M Interface Block Diagram ......................................................................................... A-58
Figure A-19. SMPTE 310M Specification Summary ........................................................................................... A-58
Figure A-20. ASI and LVDS Interface Block Diagram ........................................................................................ A-66
Figure A-21. ASI/LVDS Jumper Selection........................................................................................................... A-69
Tables
Table 1-1. Unframed (187) Mode ............................................................................................................................ 1-3
Table 1-2. 188 Mode................................................................................................................................................ 1-3
Table 1-3. 204 Mode................................................................................................................................................ 1-3
Table 1-4. EFData Module Part Numbers................................................................................................................ 1-5
Table 1-5. EFData Part Numbers for Data Interface Modules ................................................................................. 1-5
Table 1-6. Demodulator Specifications.................................................................................................................... 1-6
Table 1-7. Single L-Band Input Demodulator Characteristics ................................................................................. 1-8
Table 1-8. Remote Port and M&C Specifications.................................................................................................... 1-9
Table 1-9. QPSK with Reed-Solomon Coding ...................................................................................................... 1-11
Table 1-10. 8 PSK Reed-Solomon Coding ............................................................................................................ 1-11
Table 1-11. 16QAM Reed-Solomon BER Coding................................................................................................. 1-11
Table 2-1. Rear Panel Connectors............................................................................................................................ 2-7
Table 2-2. Remote Control Connector Pinout (J1) .................................................................................................. 2-8
Table 2-3. Faults Status Relays Connector Pinout (J2)............................................................................................ 2-9
Table 2-4. Monitor Points (J21) ............................................................................................................................. 2-10
Table 2-5. Monitor Points (J21) Pin Assignments ................................................................................................. 2-10
Table 3-1. Mode Description ................................................................................................................................... 3-1
Table 3-2. LED Indicator Description, Front Panel ................................................................................................. 3-3
Table 3-3. Rear Panel LED Indicator Description ................................................................................................... 3-3
Table 3-4. Initial Defaults ...................................................................................................................................... 3-53
/N
Conversion Chart .................................................................................... 3-55
b
0
Table 3-6. Demodulator Fault Tree........................................................................................................................ 3-56
Table 3-7. SDM-2020 Demodulator Revision Emulation...................................................................................... 3-57
Table A-1. Minimum Software Revisions .............................................................................................................. A-2
Table A-2. 204 Data and Timing ............................................................................................................................ A-4
Table A-3. EIA-422 Interface Specifications.......................................................................................................... A-6
Table A-4. DVB Interface Connector Pinout, J3 .................................................................................................... A-9
Table A-5. EIA-530 Serial Interface Connector Pinout (J4)................................................................................. A-10
Table A-6. Auxiliary Connector Pinout (J5)......................................................................................................... A-11
Table A-7. LVDS Specifications .......................................................................................................................... A-14
Table A-8. DVB Interface Connector Pinout, J3 Receive Out.............................................................................. A-17
Table A-9. DVB Interface Connector Pinout, J4 TX In........................................................................................ A-18
Table A-10. Auxiliary Connector Pinout .............................................................................................................. A-19
Table A-11. ASI/RS-422 Specifications ............................................................................................................... A-23
Table A-12. RS-422 Connector Pinout (Per EIA-530), J5.................................................................................... A-25
Table A-13. Specification Summary..................................................................................................................... A-28
Table A-14. Framing Format Summary................................................................................................................ A-28
Table A-15. Terrestrial Transport Protocols ......................................................................................................... A-29
Table A-16. HSSI Pinout (J3) ............................................................................................................................... A-31
Table A-17. Definition of Signals......................................................................................................................... A-34
Table A-18. HSSI General Specifications............................................................................................................. A-35
Table A-19. Transmit Timing Parameters............................................................................................................. A-37
Table A-20. Receive Timing Parameters .............................................................................................................. A-37
Table A-21. Signal Definition............................................................................................................................... A-38
Rev. 3
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