Comtech EF Data DMD-2050E Installation And Operation Manual page 54

DMD-2050E Universal Satellite Modem
Table of Contents
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
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MN-DMD2050E