Product specifications

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DMD-2050E Universal Satellite Modem Revision 2

Table of Contents MN-DMD2050E

6.4 Alarm Masks ............................................................................................................................... 6–8

6.4.1 Active Alarms ....................................................................................................................... 6–8

6.4.1.1 Major Alarms .................................................................................................................... 6–8

6.4.1.2 Minor Alarms .................................................................................................................... 6–8

6.4.2 Common Equipment Alarms ................................................................................................ 6–9

6.4.3 Latched Alarms ..................................................................................................................... 6–9

6.4.4 Backward Alarms ................................................................................................................ 6–11

6.5 IBS Alarms and Actions ........................................................................................................... 6–12

CHAPTER 7. TECHNICAL SPECIFICATIONS ..................................................................... 7–1

7.1 Modulator .................................................................................................................................... 7–1

7.2 Demodulator ................................................................................................................................ 7–2

7.3 Plesiochronous Buffer ................................................................................................................. 7–3

7.4 Monitor and Control ................................................................................................................... 7–3

7.5 Terrestrial Interfaces .................................................................................................................. 7–4

7.6 IBS/Synchronous Interface (Standard) ..................................................................................... 7–4

7.7 High-Speed Serial Interface (HSSI) & Gigi Ethernet Data Interface .................................... 7–4

7.8 Key loader interface .................................................................................................................... 7–4

7.9 Environmental ............................................................................................................................. 7–4

7.10 Physical ........................................................................................................................................ 7–4

7.11 Data Rate Limits ......................................................................................................................... 7–5

7.11.1 Non-DVB .............................................................................................................................. 7–5

7.11.2 DVB ...................................................................................................................................... 7–7

7.12 BER Specifications ...................................................................................................................... 7–9

7.12.1 BER Performance (Viterbi) .................................................................................................. 7–9

7.12.2 BER Performance (Sequential) ........................................................................................... 7–10

7.12.3 BER Performance (Viterbi with Reed-Solomon) ............................................................... 7–11

7.12.4 BER Performance (Turbo) .................................................................................................. 7–12

7.12.5 BER Performance (8PSK Trellis) ....................................................................................... 7–13

7.12.6 BER Performance (8PSK Turbo) ........................................................................................ 7–14

7.12.7 BER Performance (16QAM Viterbi) .................................................................................. 7–15

7.12.8 BER Performance (16QAM Viterbi with Reed-Solomon) ................................................. 7

–16

7.12.9 BER Performance (16QAM Turbo) .................................................................................... 7–17

7.12.10 BER Performance (OQPSK Turbo) ................................................................................ 7–18

7.12.11 BER Performance (BPSK Turbo) ................................................................................... 7–19

7.12.12 BER Performance (8PSK Turbo) .................................................................................... 7–20

7.12.13 BER Performance (16QAM Turbo) ................................................................................ 7–21