SDM-300L3 Satellite Modem
Revision 1
Preface
MN/SDM300L3.IOM
x
14.14
IBS (Optional with Overhead Card)........................................................................ 14–36
14.14.1
IBS Primary Data Interfaces ..........................................................................................14–36
14.14.2
IBS Clock and Dejitter ...................................................................................................14–36
14.14.3 IBS
Framing...................................................................................................................14–36
14.14.4 IBS
Engineering
Service Channel .................................................................................14–37
14.14.5 IBS
Scrambling..............................................................................................................14–37
14.15
Drop and Insert (Optional with Overhead Card) ................................................... 14–37
14.14.1 D&I
Primary
Data Interfaces..........................................................................................14–38
14.14.2 D&I
Framing...................................................................................................................14–38
14.16
IDR (Optional with Overhead Card) ....................................................................... 14–38
14.16.1
IDR Primary Data Interfaces..........................................................................................14–39
14.16.2 IDR
Framing ..................................................................................................................14–39
14.16.3 IDR
Engineering
Service Channel.................................................................................14–39
14.16.4
Optional: Dual 32 Kpps ADPCM (2XASPCM Audio).....................................................14–39
14.17
System Specifications ............................................................................................ 14–40
14.17.1 Loopback Modes ...........................................................................................................14–40
14.17.2 Test
Modes ....................................................................................................................14–40
14.17.3 Remote Control..............................................................................................................14–41
14.17.4 Modem
Remote Address...............................................................................................14–41
14.17.5 Monitored Signals..........................................................................................................14–41
14.18
Stored Faults............................................................................................................ 14–42
14.19
Stored Configurations............................................................................................. 14–42
14.20
Interoperability Modes ............................................................................................ 14–42
CHAPTER 15.
BUC FSK COMMUNICATIONS ................................................................... 15–1
15.1
Introduction................................................................................................................ 15–1
15.2
Message Structure .................................................................................................... 15–2
15.2.1
Command Message Structure (IDU to ODU) ......................................................................15–2
15.2.2
Response Message Structure (BUC to IDU).......................................................................15–3
15.3
Power Class ............................................................................................................... 16–3
APPENDIX A.
Remote Control Operation ...........................................................................A–1
APPENDIX B. Burst Mode Modulator Operation ..............................................................B-1
GLOSSARY .............................................................................................................................. g-1
INDEX ........................................................................................................................................ i-1
