Notices
This manual is composed of several separable documents. They include the main body of the
manual and several "Appendices". The main body itself is separated into several "Chapters" and
"Sections". A "Section is considered a sub-section of a Chapter, such as Section 4.1.2 is a
numbered section within Chapter 4. Page numbers include the Chapter, as in page 3-14.
This manual is available in a printed form and as an electronic "Portable Document Format" or .PDF
file. The electronic format is produced as a universal Adobe Acrobat readable file, and can be
requested directly from Datum Systems, Inc., or via download from the web at
www.datumsystems.com. The electronic format on the web is always the latest revision.
Revision History
Revision 0.8
3/17/2006
Revision 0.83
12/4/2006
Revision 0.85
12/14/2006
Revision 0.86
8/12/2007
Revision 0.87
1/10/2008
Revision 0.88
4/10/2008
Revision 0.90
10/20/2010
Revision 0.91
7/15/2011
Pen and Ink Changes Made to this Manual
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viii
About This Manual
Initial Public Release. ** Preliminary ** Requires minimum Modem
Software Revision 0.12.
Still. ** Preliminary ** Includes additional FEC modes. Requires minimum
Modem Software Revision 0.21.
Includes additional FEC modes and corrections. Requires minimum
Modem Software Revision 0.26.
Includes additional FEC modes, corrections and new menu features for
Unit Configuration, RTS Monitor and Transmit Mute. Requires minimum
Modem Software Revision 0.52.
Includes added Advanced TPC modes and corrections. Requires minimum
Modem Software Revision 0.63.
Includes added 8QAM modulation, HSSI references, revised M500 Update
procedures and corrections. Requires minimum Modem Software Revision
0.72.
Removes references to PSM-500H modem which is not available in the
PSM-500 Series.
Update data rate limits and add more LDPC information. Added AUPC
setup example.
PSM-500/500L/500LT SCPC Satellite Modem
PSM-500/500L/500LT - Rev. 0.91