Radyne DMDVB20 LBST Instrucciones de operaciones Pagina 104
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Appendix D DMDVB20 LBST Satellite Modem
D-4 TM138 – Rev. 1.0
75 1472 16/15 1/2 VIT IBS IBS Dis QPSK CNT
77 1472 16/15 3/4 VIT IBS IBS Dis QPSK CNT
78 1600 16/15 1/2 VIT IBS IBS Dis QPSK CNT
83 1600 16/15 3/4 VIT IBS IBS Dis QPSK CNT
85 1664 16/15 1/2 VIT IBS IBS Dis QPSK CNT
86 1664 16/15 3/4 VIT IBS IBS Dis QPSK CNT
89 1728 16/15 1/2 VIT IBS IBS Dis QPSK CNT
90 1728 16/15 3/4 VIT IBS IBS Dis QPSK CNT
92 1792 16/15 1/2 VIT IBS IBS Dis QPSK CNT
99 1792 16/15 3/4 VIT IBS IBS Dis QPSK CNT
101 2048 16/15 3/4 VIT IBS IBS Dis QPSK IBS
102 1856 16/15 1/2 VIT IBS IBS Dis QPSK CNT
105 1856 16/15 3/4 VIT IBS IBS Dis QPSK CNT
106 2048 16/15 3/4 VIT IBS IBS Dis QPSK CNT
120 1544 965/1024 3/4 VIT IBS IBS Dis QPSK IBS
135 1984 16/15 1/2 VIT IBS IBS Dis QPSK CNT
139 1984 16/15 3/4 VIT IBS IBS Dis QPSK CNT
45 3088 1 1/2 VIT NONE V.35 (IESS) Dis QPSK CNT
141 3088 1 3/4 VIT NONE V.35 (IESS) Dis QPSK CNT
176 4000 1 1/2 VIT NONE V.35 (IESS) Dis QPSK CNT
116 4000 1 3/4 VIT NONE V.35 (IESS) Dis QPSK CNT
60 1344 16/15 3/4 VIT IBS IBS Dis QPSK CNT
D.1 Sample Applications
The following section provides brief application notes for operating the modem and explains by
example how to configure the modem for some of the most popular configurations.
The following information illustrates the allowable combinations for Mode and Data Rate.
Allowable Combinations: Mode/Rate/Framing.
IBS:
2.048 Mbps or below 1/2, 3/4, 7/8 Rate
Closed Network:
8.448: No Framing, 3/4, 7/8 Rate FEC
6.312: No Framing, 1/2, 3/4, 7/8 Rate FEC
2.048: 1/15 Framing or No Framing, 1/2, 3/4, 7/8 Rate FEC
1.544: 1/15 Framing or No Framing, 1/2, 3/4, 7/8 Rate FEC
- DMDVB20 LBST 1
- Warranty Policy 2
- Preface 4
- Trademarks 5
- Copyright 5
- Disclaimer 5
- Record of Revisions 5
- Table of Contents 6
- TM138 – Rev. 1.0 ix 8
- TM138 – Rev. 1.0 xi 10
- Introduction 12
- 1.1.1 Feature Upgrades 13
- 1.1.3 Hardware Options 13
- 1.2 Function Accessibility 13
- TM138 – Rev. 1.0 1-3 14
- Installation 15
- 2.1 Unpacking 16
- 2.2 Removal and Assembly 16
- 2.3 Mounting Considerations 17
- 2-4 TM138 – Rev. 1.0 18
- 2.5 Modulator Checkout 19
- 2.5.1 Initial Power-Up 19
- 2.6 Storage 19
- 2-6 TM138 – Rev. 1.0 20
- Theory of Operation 21
- 3-2 TM138 – Rev. 1.0 22
- 3.1.1 Front Panel 24
- 3.1.2 Baseband Processing 24
- TM138 – Rev. 1.0 3-5 25
- 3-6 TM138 – Rev. 1.0 26
- 3.3 Internal Clock 27
- TM138 – Rev. 1.0 3-9 29
- 3.5 Clocking Options 30
- 3.5.1 TX Clock Options 30
- 3.5.2.1 RX SAT Clock 32
- 3.7.3 Interleaving 33
- 3-14 TM138 – Rev. 1.0 34
- TM138 – Rev. 1.0 3-15 35
- 3-16 TM138 – Rev. 1.0 36
- User Interfaces 37
- 4.1.3 Numeric Keypad 38
- 4.2 Parameter Setup 40
- 4.3.1 Main Menus 40
- TM138 – Rev. 1.0 4-5 41
- 4-6 TM138 – Rev. 1.0 42
- TM138 – Rev. 1.0 4-7 43
- 4-8 TM138 – Rev. 1.0 44
- TM138 – Rev. 1.0 4-9 45
- 4-10 TM138 – Rev. 1.0 46
- TM138 – Rev. 1.0 4-11 47
- 4-12 TM138 – Rev. 1.0 48
- TM138 – Rev. 1.0 4-13 49
- 4-14 TM138 – Rev. 1.0 50
- TM138 – Rev. 1.0 4-15 51
- 4-16 TM138 – Rev. 1.0 52
- TM138 – Rev. 1.0 4-17 53
- 4-18 TM138 – Rev. 1.0 54
- TM138 – Rev. 1.0 4-19 55
- 4-20 TM138 – Rev. 1.0 56
- TM138 – Rev. 1.0 4-21 57
- 4-22 TM138 – Rev. 1.0 58
- TM138 – Rev. 1.0 4-23 59
- 4-24 TM138 – Rev. 1.0 60
- TM138 – Rev. 1.0 4-25 61
- 4-26 TM138 – Rev. 1.0 62
- TM138 – Rev. 1.0 4-27 63
- 4-28 TM138 – Rev. 1.0 64
- 4.4 Terminal Mode Control 65
- 4.6 Connecting the Terminal 66
- 4.7 Terminal Screens 66
- TM138 – Rev. 1.0 4-31 67
- Rear Panel Interfaces 68
- 5-2 TM138 – Rev. 1.0 69
- 5.3.5 EXT CLK (J16) 70
- 5.3.7 (J18) 70
- 5.3.8 EIA-530 (J19) 71
- 5.3.9 REMOTE (J20) 72
- 5-6 TM138 – Rev. 1.0 73
- 6.0 Periodic Maintenance 74
- 6.0.1 Clock Adjustment 74
- 6.1 Troubleshooting 74
- 6.1.1 Alarm Faults 75
- 6.1.1.1 Major Tx Alarms 75
- 6.1.1.2 Major Rx Alarms 76
- 6.1.1.3 Minor Tx Alarms 76
- 6.1.1.4 Minor Rx Alarms 77
- 6.1.1.5 Common Major Alarms 77
- TM138 – Rev. 1.0 6-5 78
- 6-6 TM138 – Rev. 1.0 79
- Technical Specifications 80
- 7.2 Demodulator 81
- 7.3 Monitor and Control 81
- TM138 – Rev. 1.0 7-3 82
- 7-4 TM138 – Rev. 1.0 83
- 7.8.2 DVB 84
- 7-6 TM138 – Rev. 1.0 85
- TM138 – Rev. 1.0 7-7 86
- 7-8 TM138 – Rev. 1.0 87
- TM138 – Rev. 1.0 7-9 88
- Product Options 89
- A-2 TM138 – Rev. 1.0 90
- B.0 Introduction 91
- B.1 Required Equipment 91
- B.2 Upgrade Procedure 91
- B-2 TM138 – Rev. 1.0 92
- B.3 Demonstration Procedure 93
- B-4 TM138 – Rev. 1.0 94
- TM138 – Rev. 1.0 95
- B-6 TM138 – Rev. 1.0 96
- Carrier Control 98
- C.5 Carrier RTS 99
- TM138 – Rev. 1.0 C-3 100
- Strap Codes 101
- D.1 Sample Applications 104
- TM138 – Rev. 1.0 D-5 105
- D-6 TM138 – Rev. 1.0 106
- TM138 – Rev. 1.0 D-7 107
- Glossary 108
- G-2 TM138 – Rev. 1.0 109
- TM138 – Rev. 1.0 G-3 110
- G-4 TM138 – Rev. 1.0 111
- TM138 – Rev. 1.0 G-5 112
- G-6 TM138 – Rev. 1.0 113
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