Comtech EF Data SDM-2020 - Manual (Page 22)

SDM-2020 Satellite Demodulator Revision 4
Preface MN/SDM2020D.IOM
xii
Metric Conversion
Metric conversion information is located on the inside back cover of this manual. This
information is provided to assist the operator in cross-referencing English to Metric
conversions.
Recommended Standard Designations
Recommended Standard (RS) Designations have been superseded by the new designation
of the Electronic Industries Association (EIA). References to the old designations are
shown only when depicting actual text displayed on the screen of the unit (RS-232, RS-
485, etc.). All other references in the manual will be shown with the EIA designations
(EIA-232, EIA-485, etc.) only.
Trademarks
Other product names mentioned in this manual may be trademarks or registered
trademarks of their respective companies and are hereby acknowledged.
Reporting Comments or Suggestions Concerning this Manual
Comments and suggestions regarding the content and design of this manual will be
appreciated. To submit comments, please contact the Comtech EF Data Customer
Support Department.
Overview of Changes Made to Revision 3
Chapter 1- Revised Table 1-4. Relocated 1.2.2 to 1.4. Relocated 1.2.3 to 1.3 Added
1.4.1,and 1.4.2 from Appendix A. Relocated 1.3 to Chapter 5.
Chapter 2- Relocated 2.3 to Chapter 3.
Chapter 3- Added External Connections.
Chapter 4- Added FAST from Appendix A.
Chapter 5- Added Specification data.
Chapter 6- Added RS-422 interface.
Chapter 7- Added LVDS interface.
Chapter 8- Added ASI/RS-422 interface.
Chapter 9- Added ECL_HSSI interface.
Chapter 10- Added G.703 interface.
Chapter 11- Added SMPTE-310 interface.
Chapter 12- Added ASI/LVDS interface.
Appendix A- Combined FW/6224-1 and FW/7334-1 menus.
Appendix B- Combined FW/6224-1 and FW/7334-1 remote control commands.