Comtech EF Data SMS-7000 - Manual (Page 16)

Preface SMS-7000 Modem Protection Switch
viii Rev. 3
Overview of Changes to Previous Edition
This revision supersedes part number MN/SMS7000 Rev. 2 dated October 3, 1997.
A summary of the changes made for Rev. 2 includes:
Chapter 1
Updated Compatibility and Data Formats paragraph and specified that
the SDM-300 modem must be the 50-pin configuration.
Added Options paragraph.
Revised Figure 1-2 to include cable part numbers.
Updated specifications paragraph to the current specification.
Relocated mounting information to Chapter 2.
Chapter 2 Added Equipment Inspection paragraphs to reflect mounting kits and
required tooling.
Added cable information.
Revised mounting instructions by including description and installation
information.
Added trouble shooting information for installation procedures.
Chapter 3 Updated software menu from version 2.1.7 to 2.1.8.
Added revision emulation and initial default paragraphs.
Appendix A Updated to software version 2.1.8.
General Deleted Mounting appendix.
Reidentified Multiplexer section as Appendix B.
About this Manual
This manual provides installation and operation information for the Comtech EFData
SMS-7000 Modem Protection Switch. This is a technical document intended for earth
station engineers, technicians, and operators responsible for the operation and
maintenance of the SMS-7000.
Related Documents
The following documents are referenced in this manual:
• Department of Defense (DOD) MIL-STD-188-114A, “Electrical Characteristics
of Digital Interface Circuits”
• M-2000 Multiplexer Installation and Operation Manual