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DMD20/DMD20LBST
1
ER-DMD20LBS-EA14 Rev
10
7.19.2 DVB
11
7.20 BER Specifications
13
Sequential
14
14
Viterbi Decoder Reed
15
Turbo Decoder
16
Trellis
17
Viterbi
19
Viterbi Decoder
20
Reed Solomon
20
LDPC Decoder
26
7.20.17 AGC Output Voltage
33
Universal Satellite Modem
37
Table of Contents
39
PREFACE
49
Warranty Policy
51
Limitations of Warranty
51
Exclusive Remedies
51
Preface MN-DMD20-20LBST
52
Customer Support
52
Chapter 1. INTRODUCTION
53
1.1 Overview
53
1.2 Configurations
54
1.2.2 Feature Upgrades
54
1.2.3 Hardware Options
54
1.3 Function Accessibility
55
Chapter 2. INSTALLATION
57
OPEN THIS END
57
2.3 Removal and Assembly
59
2.4 Mounting Considerations
59
2.6 Modulator Checkout
62
2.6.1 Initial Power-Up
62
Chapter 3. THEORY OF
63
OPERATION
63
3.1 Modem Hardware
63
3.2.1 Front Panel
66
3.2.2 Baseband Processing
66
3.3.1 Terminal Port
68
3.3.3 Ethernet M&C Port
68
3.3.4 Modem Monitor Status
69
3.5 Internal Clock
69
3.7 Clocking Options
73
3.7.1 TX Clock Options
73
3.7.2.1 RX SAT Clock
75
3.9 Reed-Solomon Codec
77
3.9.3 Interleaving
78
3.11 Standard IBS Mode
80
3.14.2 Aggregate Data Rate
83
DMD20 CnC Module
89
3.15.6 Margin Requirements
95
3.15.16 Glossary
106
3.18 Strap Codes
108
Chapter 4. USER INTERFACES
109
4.1 User Interfaces
109
4.2.3 Numeric Keypad
111
4.3 Parameter Setup
112
4.4.1 Main Menus
113
IMPORTANT
118
) between the Interferer
128
distant satellite end
143
4.5 Terminal Mode Control
155
Chapter 5. REAR PANEL
157
INTERFACES
157
5.4.4 RX IF
161
5.4.5 RX L-Band IF
161
5.4.6 ALARM (J15)
161
5.4.7 EXT CLK (J16)
162
5.4.8 ASYNC (J17)
162
5.4.9 J18
162
5.4.10 EIA-530 (J19)
163
5.4.11 REMOTE (J20)
164
5.4.12 ETHERNET (J21)
164
5.5.1 EXT REF (J10)
165
5.5.2 TX (J11)
165
5.5.3 RX (J14)
165
5.5.4 ALARM (J15)
165
5.5.5 EXT CLK (J16)
166
5.5.6 ASYNC (J17)
166
5.5.7 (J18)
166
5.5.8 EIA-530 (J19)
167
5.5.9 REMOTE (J20)
168
5.5.10 ETHERNET (J21)
168
5.8.1 ESC ALARM (J1)
169
5.8.2 64K AUDIO (J2)
170
5.8.3 8K DATA (J3)
171
5.8.4 G.703 BAL (J4)
172
5.8.5 SWITCH INTERFACE (J5)
173
5.10.1 HSSI (J6)
177
5.11.1 ASI IN (J1)
177
5.11.2 ASI OUT (J2)
177
5.11.3 DVB/M2P IN (J3)
178
5.11.4 DVB/M2P OUT (J4)
180
5.13 HSSI / G.703
182
5.13.1 64K AUDIO (J2)
183
5.13.2 8K DATA (J3)
184
5.13.3 G.703 BAL (J4)
184
5.13.4 ESC ALARM (J5)
185
5.13.5 SD (DDI) (J6)
185
5.13.6 DDO (J7)
185
5.13.7 IDI (J8)
185
5.13.8 SD (IDO) (J9)
186
5.14 HSSI / Ethernet (J1)
186
5.16 GigE Interface
188
Chapter 6. MAINTENANCE AND
189
TROUBLESHOOTING
189
6.2.1 Alarm Faults
190
6.2.1.1 Major Tx Alarms
190
6.2.1.2 Major Rx Alarms
191
6.2.1.3 Minor Tx Alarms
191
6.2.1.4 Minor Rx Alarms
192
6.2.1.6 Common Major Alarms
193
6.2.2 Alarm Masks
194
6.2.2.1 Active Alarms
194
6.2.2.1.1 Major Alarms
194
6.2.2.1.2 Minor Alarms
194
6.2.2.2 Latched Alarms
195
6.2.2.3 Backward Alarms
195
Chapter 7. TECHNICAL
197
SPECIFICATIONS
197
7.3 Demodulator
198
7.17 Environmental
201
7.18 Physical
201
7.19.1 Non-DVB
201
Viterbi Decoder
207
7.20.16 AGC Output Voltage
224
BLANK PAGE
226
Appendix A. Product Options
227
Procedure
229
B.4 Demonstration Procedure
231
Appendix C. Carrier Control
235
C.5 Carrier VSat
236
C.6 Carrier RTS
236
Appendix D. Strap Codes
237
Table D-1. Strap Codes
239
Dis = Disable
239
D.2 Sample Applications
241
Case 4: Loop Timing Example
245
E.1 Introduction
247
E.4 Ethernet Test
249
(without a Network)
249
Appendix F. WEB INTERFACE
253
SETUP GUIDE
253
F.2.2 IP Address
254
F.3 Web Interface Security
254
F.3.1 Default User Accounts
254
F.3.2 User Account Data
255
F.1 User Account Setup
255
F.1.1 Edit the User ID
256
F.2 Reset a User Account
257
F.3 Confirmation
257
F.4 Equipment Website
258
F.5 Web Page Appearance
260
F.6.3.1 Change the encoding
265
F.6.4.4 Change the encoding
270
F.6.5.2 Change the encoding
273
Appendix G. AUPC Operation
275
G.1.1 Radyne AUPC
275
G.1.2 EF AUPC
276
G.1.3 Near Side AUPC
276
H.1.1 Drop Only
281
H.1.2 Insert Only
281
H.1.3 Mode Selection
282
H.1.3.1 PCM-30
282
H.1.3.2 PCM-30C
282
H.1.3.3 PCM-31
282
H.1.3.4 PCM-31C
282
H.1.3.5 T1-D4/T1-D4-S
283
H.1.3.6 T1-ESF/T1-ESF-S
283
H.2.1 Data Rate
286
Insert (D&I)
295
Overhead
297
Appendix J. Ethernet Data
301
Interface Setup
301
J.1.2 Ethernet Daisy Chain
302
J.1.3 Ethernet QOS Type
302
J.1.4 Ethernet QOS Queue
302
J.1.6 Packet Statistics
304
METRIC CONVERSIONS
305
Units of Length
305
Temperature Conversions
305
Units of Weight
305
480 • 333 • 2200 PHONE
306
• 333 • 2161 FAX
306
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