
Table of Contents SDM-309B Satellite Modem
vi Rev. 0
3.1.4.1 MOD Configuration ............................................................................................................................ 3β4
3.1.4.2 DEMOD Configuration....................................................................................................................... 3β5
3.1.4.3 Interface Configuration ....................................................................................................................... 3β8
3.1.5 Monitor..................................................................................................................................................... 3β10
3.1.6 Faults ........................................................................................................................................................ 3β10
3.1.6.1 Mod_Flts - Modulator Faults............................................................................................................. 3β11
3.1.6.2 Dmd_Flts - Demodulator/Decoder Faults ......................................................................................... 3β11
3.1.6.3 CEQ_Flts - Common Equipment Faults............................................................................................ 3β11
3.1.6.4 TX_INTF - Transmit Interface Faults ............................................................................................... 3β11
3.1.6.5 RX_INTF - Receive Interface Faults................................................................................................. 3β11
3.1.7 Stored Faults............................................................................................................................................. 3β12
3.1.8 Utility........................................................................................................................................................ 3β12
3.2 Drop And Insert Front Panel Operation...................................................................................................... 3β26
3.2.1 General ..................................................................................................................................................... 3β26
3.2.2 Configuration............................................................................................................................................ 3β26
3.2.2.1 MOD Configuration ........................................................................................................................... 3β27
3.2.2.2 DEMOD Configuration..................................................................................................................... 3β28
3.2.2.3 Interface Configuration ..................................................................................................................... 3β30
3.2.3 Monitor..................................................................................................................................................... 3β34
3.2.4 Faults ........................................................................................................................................................ 3β35
3.2.4.1 Mod_Flts - Modulator Faults............................................................................................................. 3β35
3.2.4.2 Dmd_Flts - Demodulator/Decoder Faults ......................................................................................... 3β36
3.2.4.3 CEQ_Flts - Common Equipment Faults ....................................................................................... 3β36
3.2.4.4 TX_INTF - Transmit Interface Faults ............................................................................................... 3β36
3.2.4.5 RX_INTF - Receive Interface Faults................................................................................................. 3β36
3.2.5 Stored Faults............................................................................................................................................. 3β36
3.2.6 Utility......................................................................................................................................................... 3β37
CHAPTER 4. M&C AND INTERFACES .....................................................................4β1
4.1 Monitor And Control....................................................................................................................................... 4β1
4.1.1 General ....................................................................................................................................................... 4β1
4.1.2 Description of Options................................................................................................................................ 4β1
4.1.2.1 Remote Interface ................................................................................................................................. 4β1
4.1.2.2 Remote Baud Rate............................................................................................................................... 4β4
4.1.2.3 Remote Address .................................................................................................................................. 4β4
4.1.2.4 Battery................................................................................................................................................. 4β4
4.1.2.5 Modulator/Coder Defaults................................................................................................................... 4β5
4.1.2.6 Demodulator/Decoder Defaults........................................................................................................... 4β5
4.1.2.7 Interface Configuration Defaults......................................................................................................... 4β5
4.1.2.8 Utility Defaults.................................................................................................................................... 4β6
4.1.3 Remote Interface Specification................................................................................................................... 4β6
4.1.4 Monitor and Control Theory of Operation.................................................................................................. 4β6
4.2 Digital Interfaces.............................................................................................................................................. 4β6
4.2.1 IBS/M1200P Interface................................................................................................................................ 4β7
4.2.1.1 Functional Description ........................................................................................................................ 4β7
4.2.1.2 Data Interface ...................................................................................................................................... 4β7
4.2.1.3 Transmit Multiplexer........................................................................................................................... 4β7
4.2.1.4 Receive Multiplexer .......................................................................................................................... 4β13
4.2.1.5 Plesiochronous Buffer....................................................................................................................... 4β13
4.2.1.6 Engineering Service Channel (ESC) ................................................................................................. 4β14
4.2.1.7 IBS Interface Connector Pinouts....................................................................................................... 4β14
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