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Universal Satellite Modem Installation and Operation Manual

1. 5 13 5 13 ASI DVB M2P Interface Optional ccccccccscccececeeeccceecceccceceeccceecceesceeceeececesseesceecceeceeecececcecececeseeseeeseceseees 5 14 513 1 ASEIN JL 342 ran EN poene tere e Rege rao e ro eue ese 5 14 51322 AS OUT UZ n 5 14 513 3 DVB M2P IN eere rete o ete aede area e aa aea dete ice 5 14 5 134 DVB M2P OUT ape e d teet tet buta edi DR ERE E eiie e Rd 5 15 5 14 Ethernet Data Interface Optional e e Sora 5 16 5 15 661 6 703 E 5 16 5 15 1 2 p EI 5 17 5 15 2 BK DATA 3 cuo teet eere th A eR Ue artem De Rast erai Le RE RELEASE Qa e 5 18 5 15 3 6 703 BAL JAJ US 5 18 5 15 47 5 a ou de a a eeu oe aa aa aai 5 19 5 15 55 SD BPDNW6 T E EEN TE AET 5 19 5 15 6 DDO tee 5 19 5 15 7 titi te tented as so a 5 19 55 8 gt SD IDO i IQ T 5 19 5 16 HSSI Ethernet 1T 5 20 5 17 Ethernet Data Interface he aaa 5 20 5 18 iGigE Interface EE 5 20 CHAPTER 6 MAINTENANCE AN
2. 1 2 WEB Users Configurations F 1 F 2 1 Change Web User N AA a iei beo ct e D EE ERREUR EE RUE EXER eren rv F 3 F 2 2 Change Authentication Password cccccsssccccccssssssseeececessessseeeeeeceseessaeeeeeeeeeeeaseeeeeeseeeaaseeeeeeseesaaseeeeeeseeenaaseeeeesses F 3 F 2 3 Change Access RIghts oni trem reor ae ENS E CU SR RR eee Ea F 3 F 3 DUBITA IECIT 4 4 Web Page Appearances ccisisecess ccccavedssseacesuccosecesstcectnccedecetsscadsceavessacesticeucesenesvedaiceadbeavsesecescdcuueweveseciessnntesdexssstcunte F 6 APPENDIX G AUPC OPERATION anna anna anna ann mann ana G 1 G 1 Automatic Uplink Power Control AUPC Operation 222 2222000s222220000000000nnnnnnnnnnnennnnnnnnnnnnnnnnnnnnnnnnnnnnennn G 1 G 1 1 Rady ine AU PG ics soe etie ue e ERO OI FIG EE DE SEE Uus ente ien es be Meo G 1 G 1 2 EE lm G 2 G 1 3 Near Side AUPC c ORE e e E atten ede ede doen re eg M e ente ders G 2 APPENDIX DROP AND INSERT eere H 1 H 1 Drop and Insert eire Svo etel ree ods eus to Beraten Pens bea a vase va ie aerea e guess dude ae EVE SES Se E are VUE H 1 H 1 1 D
3. Typical Performance Eb No in dB Figure 7 12 BPSK 16QAM BER Performance Turbo 7 18 Universal Satellite Modem Revision 2 Technical Specifications Table 7 1 B O QPSK BER Performance Viterbi BER Ree i Bed diste 12 Rate 6 6 6 7 dB 10 2 dB Table 7 2 B O QPSK BER Performance Sequential Table 7 3 B O QPSK BER Performance Viterbi w RS 33dB 5 1dB 43dB 5 3 1E4 35dB 53dB 45dB 5798 7 19 Universal Satellite Modem Revision 2 Technical Specifications Table 7 4 B O QPSK BER Performance Turbo EG Specification Typical Turbo 0 793 3 dB 3 2 dB 3 4 dB 3 6 dB 3 8 dB 4 dB 4 2 dB 4 4 dB Turbo 0 495 Turbo 0 793 Turbo 0 495 1E 3 2 5 dB 3 3 dB 2 2 dB 2 7 dB 3 7 dB 2 3 dB 41dB 25dB 2 6 dB 2 7 dB 29 dB 3 dB 52 Table 7 5 8PSK BER Performance Trellis Typical PER Tops Rene 25 Rate wURS 273 Rate 213 Rate URS Table 7 6 8PSK BER Performance Turbo PR ruo tss Turbo 0785 Turbo 0 298 turbo 0785 7 20 Universal Satellite Modem Revision 2 Technical Specifications Table 7 7 16QAM BER Performance Viterbi Table 7 7 16QAM BER Performance Viterbi BER sa Rate 7 8 Rate WA Rate 7 8 Rate Table 7 8 16QAM BER Perfo
4. Y 3 6 3 6 Loopback Features Terrestrial amp IF scccssscctscccvensscssvcencecsnsdosccevecscvvnesesssecsanucvaevesssescedoctensvbecsvectdenouGesdsereccsucesvs 3 7 3 7 Clocking Options I E 3 10 3 7 1 d 3 10 3 7 2 RX Buffer Clock OPTIONS m haa uf 3 11 3 7 3 EXT REF External Reference Top BNC Port 10 3 13 3 8 RS530 422 V 35 Interface Standard anas a Posh Pasa 3 13 3 8 1 G 703 Interface Optional ite serien ee aste erae vade 3 13 3 8 2 HsslInterface Optional ede e petet BI 3 13 3 8 3 Ethernet Data Interface Optional recte er eese al De Te na un 3 13 3 9 Reed Solomon Codec 0 yS 3 14 3 9 1 Reed Solomon Operation ono rtt eere re teen Besen are nn nor AE 3 14 3 9 2 Reed Solomon Code Rate re gea pete ee Eee ate hen detiene tee 3 14 3 9 3 Dore ie RE diee nr ouis ie ani e MU 3 15 3 10 Asynchronous Overhead Operation Framing Multiplexer Capability esee eene eren nnne 3 16 3 11 Standard IBS Mode ectetur decasescasesccceedevssiececaoceccesssecaceegcoccdacs
5. Specification 7 8 Rate Eb No in dB Figure 7 2 B O QPSK BER Performance Sequential 7 8 Universal Satellite Modem Revision 2 Technical Specifications 7 21 3 BER Performance Viterbi with Reed Solomon Note Eb No values include the effect of using Differential Decoding B O QPSK Uncoded Theory Viterbi Decoder Typical J Reed Solomon Performance j Specification 1 2 Rate Specification 3 4 Rate Eb No in dB Figure 7 3 B O QPSK BER Performance Viterbi w R S 7 9 Universal Satellite Modem Revision 2 Technical Specifications 7 21 4 BER Performance O QPSK Turbo B O QPSK Uncoded Theory Turbo Decoder Specification Turbo 3 4 Specification Specification Turbo 1 2 Turbo 7 8 Typical Performance Eb No in dB Figure 7 4 BPSK O QPSK BER Performance Turbo 7 10 Universal Satellite Modem Revision 2 Technical Specifications 7 24 5 BER Performance B O QPSK Turbo No
6. Specification 2 3 Rate w RS Eb No in dB Figure 7 7 8PSK BER Performance Trellis 7 13 Universal Satellite Modem Revision 2 Technical Specifications 7 24 8 BER Performance 8PSK Turbo Note Eb No values include the effect of using interleaving and maximum iterations 8PSK Uncoded Theory Turbo Decoder Typical Performance Specification Turbo 0 793 Eb No in dB Figure 7 8 8PSK BER Performance Turbo 7 14 Universal Satellite Modem Revision 2 Technical Specifications 7 21 9 BER Performance 16QAM Viterbi Note Eb No values include the effect of using Differential Decoding and V 35 Descrambling 16QAM Uncoded Theory Viterbi Decoder Typical Performance Specification 3 4 Rate Specification 7 8 Rate Eb No in dB Figure 7 9 16QAM BER Performance Viterbi 7 15 Universal Satellite Modem Technical Specifications Revision 2
7. 4 19 4 4 6 Alarms Menu Options and 4 21 4 4 7 5 4 28 4 4 8 Test Menu Options and a e 4 36 4 5 2 2 4 37 4 5 1 Modem Terminal Mode Control cccssccccesseccesseeecescecesseeeceeeeeeeeeeeeseeeeseeaeeeeseaeeceeaeeesecaeeeseaeeeeseaeeesenaeeess 4 37 4 5 2 Modem Setup for Terminal Mode ccccccccssssccssssccccssscccssssescessseecceseeccessaeeceesseecessaeecessaeeeessaeeeeesseecessaeeecenseeees 4 37 4 6 Terminal Port User Interface eua weak aaa ra a Vua 4 38 4 7 Connecting the Terminal eeraa ea eese E nex o ER CEN E REDI Seen 4 38 4 8 Terminal Screens iii II II LRL LIIEU n 4 39 4 9 RS485 Remote Port Interface RLLP Protocol Rn nen nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 4 39 4 9 1 Protocol Str cture ior Ree t ER e tee eren ere deae e ere are ek Ore e rere re 4 39 4 10 Ethernet Remote Por
8. 7 24 Appendix A Product Options A 1 Hardware Options The following enhanced interface cards are available A 2 G 703 IDR ESC Interface The modem can be equipped with either a G 703 T1 E1 T2 E2 IDR ESC Interface or G 703 T1 E1 T2 E2 T3 E3 STS1IDR ESC A 3 Internal High Stability The modem can be equipped with a 5x10 or better Stability Frequency Reference as an add on enhancement This is a factory upgrade only A 4 DC Input Prime Power Allows for an optional DC Input Power Source standard unit only 5 ASI RS 422 Parallel ASI Serial BNC Female DVB M2P Parallel RS 422 DB 25 Female A 6 ASI LVDS Parallel ASI Serial BNC Female DVB M2P Parallel LVDS DB 25 Female A 7 HSSI High Speed Serial Interface 50 Pin SCSI 2 Type Connector Complies with Cisco Systems in HSSI Design Specification Revision 3 0 A 1 Universal Satellite Modem Revision 2 Product Options A 8 Ethernet Data Interface Four RJ 45 Auto Crossover Auto Sensing 10 100 Ethernet Data Ports Complies with IEEE 802 3 and IEEE 802 3u A 9 HSSI G 703 High Speed Serial Interface 50 Pin SCSI 2 Type Connector Complies with Cisco Systems in HSSI Design Specification Revision 3 0 The G 703 interface supports T1 E1 T2 E2 rates balanced or unbalanced It does not support backward alarms A 10HSSI ETHERNET High Speed Serial Interface 50 Pin SCSI 2 Type Connector Complies with Cisco Systems in HSSI De
9. g Sy Wu rr hy WE 5 NO G 0 AURI LIO DATA a np TOM IOR IBS Interface CTHERNET 10 100 DATA INTERFACE Ethernet Interfoce HSS N Figure 5 1 Universal Satellite Modem Rear Panel Configurations 5 2 Compact Flash The compact flash slot is located on the right side as viewed from the rear of the unit A 128 Mbit flash memory card stores all the modem M amp C and operational data It must be present when the modem is operating 5 3 Power Input Modules 5 3 1 AC Power Input Module AC Input Module Figure 5 1 is located on the left side of the unit Power applied to the port with the supplied power cable is 100 240 VAC 50 60 Hz Integrated into the Power Input Module is the Power On Off Rocker Switch Power consumption for the unit is 1A A chassis ground connection 10 32 threaded stud is located to the lower right of the module 5 2 Universal Satellite Modem Revision 2 Rear Panel Interfaces 5 3 2 DC Power Input Switch The Optional DC Power Input and Switch Figure 5 1 is available for all DMD50 products The unit may be powered from 48v 5vdc VDC source with a maximum unit power consumption of 3 A Refer to Table 5 1 for pinouts Table 5 1 DC Power Ground 5 4 Chassis Connections Standard 5 4 1 REF J10
10. sessi H 6 Figure H 7 Transmit Trunk and Receive Trunk eene nennen nnn ener nennen nns H 12 usi ime 12 Figure Et 9 RR Only WITtDoTEUDIK s sess c n tnde e H 13 Figure H 10 Rx Only No Trunk rs nnns siters nnns H 13 Universal Satellite Modem Revision 2 Table of Contents Table 3 1 Reed Solomon Codes sse eene enne retinens 3 15 Table 3 2 Baud Rate Examples for Standard IBS and Enhanced Mode 3 16 Table 3 3 Bits of Overhead Housekeeping 3 17 Table 3 4 Overhead Rates Examples sse eene nennen estne 3 20 Table 4 1 Front Panel Description ie i ee DER ERR ME DERE DEE DEI Heer 4 1 Table 4 2 Edit Mode Key Functions 4 2 Table 4 3 LED Color Reference entren nens sinn 4 3 Table 5 1 DG POWer eiit Het ta EH a dae Mg ee d d de eade He er be dde 5 3 Table 5 2 ALARM Port 15 Pin Female D Connector 15 5 4 Table 5 3 ASYNC Port 9 Pin Female D Con
11. nennen nennen nennen tenen trennen sinn nnns 3 10 Figure 3 8 Reed Solomon Encoder Functional Block Diagram 3 15 Figure 3 9 Reed Solomon Decoder Functional Block Diagram 3 15 Figure 4 1 Front Pan l iiit edit ati a e e DL Denial eee dus 4 1 Figure 4 2 Entering New nennen nennen enne nennen snnt tenent nnn 4 4 Figure 5 1 Universal Satellite Modem Rear Panel Configurations ssssssse eene 5 2 Figure 6 1 IBS Alarm Concept uci ensure 6 6 Figure 7 1 B O QPSK BER Performance 7 7 Figure 7 2 B O QPSK BER Performance Sequential sse enne 7 8 Figure 7 3 B O QPSK BER Performance Viterbi w R S 7 9 Figure 7 4 BPSK O QPSK BER Performance Turbo enne 7 10 Figure 7 5 B O QPSK BER Performance Turbo nennen nennen nets nnns nnns 7 11 Figure 7 6 BPSK 8PSK BER Performance Turbo sse ener nnne 7 12 Figure 7 7 8PSK BER Performance 7 13 Figure 7 8 8PSK BER Performance 7 14 Figure 7 9 16QAM BER Performance Viterbi 7 15 Figure 7 10 BPSK 16QAM BER Performance Viterbi w R S sse nene 7 16 Figure 7 1
12. 6 1 Periodic Maintenance There is no external fuse on the modem The fuse is located on the power supply assembly inside the case and replacement is not intended in the field 6 1 1 Clock Adjustment The modem allows for VCO speed adjustment from the front panel Clock adjustment should be performed only when an internal clock source has insufficient accuracy for the custom modem application 6 1 Universal Satellite Modem Revision 2 Maintenance and Troubleshooting 6 2 Troubleshooting Should a unit be suspected of a defect in field operations after all interface signals are verified the correct procedure is to replace the unit with another known working unit If this does not cure the problem wiring or power should be suspect The following is a brief list of possible problems that could be caused by failures of the modem or by improper setup and configuration for the type of service The list is arranged by possible symptoms exhibited by the modem Symptom Possible Cause The Modem will not acquire the incoming There is an improper receive input to modem carrier The Receive Carrier Level is too low The Receive Carrier Frequency is outside of the acquisition range The Transmit Carrier is incompatible Modem is in Test Mode The Async Port is not configured correctly The switches may not be set in the correct positions 6 2 1 Alarm Faults 6 2 1 1 Major Tx Alarms Alarm Possible Cause F
13. 22500000 25000000 26250000 30000000 40000000 45000000 50000000 8PSK TRE 2 8 52000000 52000000 8PSK TRE 5 6 52000000 8PSK TRE 8 9 52000000 16QAM TRE 3 4 14400 52000000 16QAM TRE 7 8 16800 52000000 7 6 Universal Satellite Modem Revision 2 Technical Specifications 7 21 BER Specifications 7 21 4 BER Performance Viterbi Note Eb No values include the effect of using Differential Decoding and V 35 descrambling B O QPSK Uncoded Theory Viterbi Decoder Typical Performance Specification 1 2 Rate Specification 3 4 Rate Specification 7 8 Rate Eb No in dB Figure 7 1 B O QPSK BER Performance Viterbi 7 7 Universal Satellite Modem Revision 2 Technical Specifications 7 24 2 BER Performance Sequential Note Eb No values include the effect of using Differential Decoding and V 35 descrambling B O QPSK Uncoded Theory Sequential Decoder Typical Performance Specification 1 2 Rate Specification 3 4 Rate
14. Data Rate Kbps Framing Type Scrambler Type Drop and Insert Reed Solomon Modulation V 35 IESS V 35 IESS V 35 IESS V 35 IESS IBS D 2 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 IDR 8 448 Mbps 3 4 7 8 Rate FEC 6 312 Mbps 1 2 3 4 7 8 Rate FEC 2 048 Mbps 1 2 3 4 7 8 Rate FEC 1 544 Mbps or Below 1 2 3 4 7 8 Rate FEC IBS 2 048 Mbps or below 1 2 3 4 7 8 Rate Closed Network 8 448 96 Kb Framing or No Framing 3 4 7 8 Rate FEC 6 312 96 Kb Framing or No Framing 1 2 3 4 7 8 Rate FEC 2 048 96 Kb Framing or 1 15 Framing or No Framing 1 2 3 4 7 8 Rate FEC 1 544 96 Kb Framing or 1 15 Framing or No Framing 1 2 3 4 7 8 Rate FEC Any Rate 2 048 amp lower 1 15 Framing or No Framing 1 2 3 4 7 8 Rate FEC D 5 Universal Satellite Modem Revision 2 Strap Codes D 3 Operational Case Examples For best results always begin setup by setting the data rate to 512 Kbps This data rate is applicable for all modes and as such provides a convenient launch point for setting up the modem Any mode of operation can be entered from this starting point D 3 1 Case 1 IDR
15. OPTIONAL HARDWARE INTERFACES M2P PARALLEL DVB PARALLEL ASI HSSI ETHERNET 10 100 BASE T G 703 T1 AMI T1 B8ZS E1 BAL E1 UNBAL T2 BAL T2 UNBAL E2 G 703 T1 AMI T1 B8ZS E1 BAL E1 UNBAL T2 BAL T2 UNBAL E2 E3 T3 STS1 Allows the user to select the Transmit Interface Type Disabled Enabled Allows the user to disable or enable flow control Only visible when Ethernet is selected as the interface type Disabled Enabled Allows the user to disable the Ethernet Port Daisy Chaining Only visible when Ethernet is selected as the interface type NORMAL PORT BASED Selects the priority hierarchy of processing an IEEE 803 3ac Tag Ipv4 Type of Service Field Differentiated Services Field or Ipv6 Traffic Class Field The Port Based priority overrides any standard priority When operating in this mode JS1 has the highest priority and 54 has the lowest FAIR WEIGHTED STRICT PRIORITY Selects the queue weighting of 8 4 2 1 that insures even the lowest priority traffic gets some bandwidth Strict Priority insures that the higher priority traffic will always be transmitted before any lower priority traffic With this setting the lower priority traffic can starve SCTE SCT EXT CLK Allows the user to select the Transmit Clock Source AUTO NORMAL INVERTED Allows the user to select the Clock Polarity for the Tx Terrestrial Clock relative to the Tx Data Auto detects wrong polarity and a
16. eee ree na 1 2 1 2 4 Factory Installed OptiOns in e eee re dee b ae e nes RB es 1 2 1 3 FUNCTION Accessibility e 1 2 CHAPTER 2 INSTALLATION aan nam anna dran ae en 2 1 2 1 Installation Requirements e e eder eene e roto ox e aen m E ea oe ea anke aao asa era xk ore aae een 2 1 2 2 aee E v eT Re EE NE VENUE RR RR TES 2 2 2 3 Removal and Assembly nnns 2 2 2 4 Mounting Considerations i icciccccevccessecveseccesvctececesdessideccuceucenesecvectvnadesessusccedecceceseNssectosscessusestsectcectsdeusertsececcssveres 2 3 2 5 Initi l Configuration CHEC o a E 2 3 2 6 DROIT riae cor m 2 5 2 6 1 Initial POwer Up3 seii 5 RH EIER 2 5 2 6 2 Factory Terminal SCtup eee rene es ere nenne 2 5 2 7 Eins te M EE O 2 5 CHAPTER 3 THEORY OF OPERAT I N raura uan tk ununi denn an an nk 3 1 3 1 Modem Hardware ertet reine eee eoe tori gene eese o eee axe sero Esp eae ao eroe Va nes tao EE 3 1 3 1 1 Band IF Printed Circuit Card eroe eei e tee tete rede 3 1
17. 19 200 7 or approximately 1 045 942 actually 1045974 This gives an overhead ratio of 1 045 974 1 024 000 1 021 In addition another constraint changes the actual Aggregate Data Rate The user data slot size is limited to 2 500 bits Because of this the modem increases the in band rate to reduce the user data slot size This only happens at higher user data rates 3 14 3 Overhead Rate Comparison The SCC Overhead Ratio varies depending on the User Data Rate the In Band Rate and the Control Ratio This gives SCC the advantage of lower overhead rates when compared to IBS which has a fixed overhead ratio of 16 15 or 1 067 Table 3 4 shows example overhead rates for different user data and control ratios Table 3 4 Overhead Rates Examples User Data Rate In Band Rate Control Ratio Aggregate Data Rate Overhead Ratio 3 20 Universal Satellite Modem Revision 2 Theory of Operation 3 14 4 Actual Overhead Rate Calculation The following is the actual calculation the modem does to calculate the overhead ratio 1 The modem calculates the minimum in band rate to limit the size of the user data slots to 2 500 bits the result is truncated to an integer Minimum In Band User Data Rate Control Ratio Control Ratio 1 250 2 Using the bigger of Minimum In Band or the selected In Band the modem calculates the number of bits for each user data slot result is truncated to an integer S
18. EF DATA RADYNE P Universal Satellite Modem decem Installation and Operation Manual 565 IMPORTANT NOTE The information contained in this document supersedes all previously published information regarding this product Product specifications are subject to change without prior notice Revision 2 OMTECH Comtech EF Data is an AS9100 Rev 1509001 2000 Registered Company ans SGS EF DATA RADYNE DMD50 Universal Satellite Modem Installation and Operation Manual Part Number MN DMD50 Revision 2 October 22 2009 Copyright Comtech EF Data 2009 All rights reserved Printed in the USA Comtech EF Data 2114 West 7th Street Tempe Arizona 85281 USA 480 333 2200 FAX 480 333 2161 Universal Satellite Modem Revision 2 This page is intentionally blank vi Table of Contents CHAPTER 1 INTRODUCTION 1 2r nranit inui ima nmo rea rorum aura arae ann nam nun nanami aaa anaana ina nn urea Eras 1 1 1 1 947 6744 1 1 1 2 e EE E A DL REN 1 2 1 2 1 Features Options Installed at Time of OFder ccccccssccessccssecessscessecessecessecessecessecesseceseeesstccsaeeessecessaseseeesseceateses 1 2 1 2 2 Feature Upgrad es adepta ot e deir ep n a dp etre reri ees 1 2 1 2 3 Hardware Opthos yy eds ceases eere
19. No Connection NC Backward Alarm In 2 ESCBWI 2 Backward Alarm In 4 ESCBWI 4 No Connection NC No Connection NC Backward Alarm Out 1 C ESCBWO 1C Backward Alarm Out 1 NC ESCBWO 1NC Backward Alarm Out 2 C ESCBWO 2C Backward Alarm Out 2 NC ESCBWO 2NC Backward Alarm Out 3 C ESCBWO 3C Backward Alarm Out 3 NC ESCBWO 3NC Backward Alarm Out 4 C ESCBWO 4C Backward Alarm Out 4 NC ESCBWO 4NC Backward Alarm In 1 ESCBWI 1 Backward Alarm In 3 ESCBWI 3 No Connection NC No Connection NC 5 8 Universal Satellite Modem Rear Panel Interfaces 5 7 64K AUDIO J2 Revision 2 The 64K AUDIO Port allows for communications between Earth Stations It is a 9 Pin Female D Connector that complies with IESS 308 Refer to Table 5 7 for pinouts in audio mode and Table 5 8 for pinouts in 64k mode Table 5 7 64K AUDIO In Audio Mode Port 9 Pin Female D Connector 2 Pin No Signal Name Transmit Audio 1A Signal ESCAUDTX 1A Direction Receive Audio 1 ESCAUDRX 1A Ground GND Transmit Audio 2B ESCAUDTX 2B Receive Audio 2B ESCAUDRX 2B Transmit Audio 1B ESCAUDTX 1B Receive Audio 1B ESCAUDRX 1B Transmit Audio 2A ESCAUDTX 2A SI BR Po Receive Audio 2A ESCAUDRX 2A Table 5 8 64K AUD
20. RADYNE Enables Radyne Local AUPC Function In the event the remote demodulator losses lock the local output power level will adjust itself to the nominal level This nominal power should be set to a level high enough to re establish communications regardless of rain fade NEARSIDE Enables NEARSIDE Local AUPC function In the event the local demodulator losses lock due to signal loss the output power level will adjust itself to the nominal level This nominal power should be set to a level high enough to re establish communications regardless of rain fade 0 TO 25 dB This allows the user to set the nominal Transmit Power The nominal transmit power is the default output power level 0 to 25 dB This allows the user to set the minimum Transmit Power EFDATA AUPC When configured for EFDATA AUPC the minimum Transmit Power is the lowest power setting that will be used when the local modem commands a decrease of the Transmit Power from the Remote modem RADYNE When configured for Radyne AUPC the minimum Transmit Power is the lowest power setting that will be used when the remote 4 8 Universal Satellite Modem User Interfaces MAXIMUM TX POWER TARGET Eb No TRACKING RATE LOCAL CL ACTION REMOTE CL ACTION Revision 2 modem commands a decrease of the Transmit Power from the Local modem NEARSIDE When configured for NEARSIDE AUPC the minimum Transmit Power is the lowest power setting that will be used by the lo
21. information symbols and t symbol error correcting capability 2 Design objective AAR A RRR RRR AA 3 15 Universal Satellite Modem Revision 2 Theory of Operation 3 10 Asynchronous Overhead Operation Framing Multiplexer Capability The Asynchronous Framing Multiplexer is capable of multiplexing a relatively low speed overhead channel onto the terrestrial data stream resulting in a slightly higher combined or aggregate data rate through the modem The overhead channel is recovered at the far end This added channel is termed variously An Overhead Channel Service Channel Async Channel or in IESS terminology an ES to ES Data Channel The basic frame structure used by the multiplexer is that specified in the IESS 309 Standard resulting in a 16 15 Aggregate ratio of overhead amp data to data rates For Regular Async Standard IBS the Baud Rate is approximately 1 2000 of the Data Rate listed in Table 3 3 For Enhanced Async IBS Async the Baud Rate is selectable but Data Rate is limited The maximum Baud Rate is 19 200 bps for IBS Async Two software controlled modes are designed into the card to best utilize the available bits Standard IBS and IBS Async The characteristics of the Channel Interface is also determined by the standard or Async mode The Async Channel can be set under software control to either RS 232 or RS 485 mode The pin assignments for both modes are shown in Table 5 3
22. 219 201 194 178 225 205 Variable Reed Solomon rates are available on the optional AS 5167 Super Card Refer to Appendix A for further information 3 14 Universal Satellite Modem Revision 2 Theory of Operation 3 9 3 Interleaving linterleaving depths of 4 8 or 12 R S blocks are allowed This allows burst errors to be spread over multiple blocks in order to enhance the error correcting performance of the R S Codec For Intelsat Network Modes the interleaving depth is automatically set to 4 for QPSK or BPSK or 8 for 8PSK In Closed Network Mode the interleaver depth can be manually set to 4 or 8 and in DVB Network Mode the interleaver depth is automatically set to 12 Unique Synchronous Reed Solomon Interleaver Word To Modulator Scrambler Encoder Insertion Figure 3 8 Reed Solomon Encoder Functional Block Diagram Unique Word Reed Solomon Synchronous Figure 3 9 Reed Solomon Decoder Functional Block Diagram Table 3 1 Reed Solomon Codes Bandwidth Data Rate R S Code Interleaving Maximum R S Kbps n k t Type of Service Expansion n k Depth Codec Delay ms 126 112 7 126 112 7 126 112 7 Small IDR With 126 112 7 16 15 O H 126 112 7 126 112 7 126 112 7 126 112 7 225 205 10 219 201 9 194 178 8 194 178 8 IDR With 219 201 9 96 Kbps O H 219 201 9 219 201 9 219 201 9 204 188 8 1 nz code length
23. 3 1 2 Baseband Processing Printed Circuit Card sessi 3 2 3 1 3 Enhanced Interface Printed Circuit Card sess eene ennemi enisi eene nnne nn 3 3 3 2 Functional Block Diagram 3 oreet oer oae ea Eee eee an Piae a neun Ee Y Su Vue pa 3 3 3 2 1 Front Panel en eee tee ne erre eie eese eee eee teg ede sre e unc eden eee sn eye eee ee epe evan den 3 4 3 2 2 Basebarid Processitig iB ete e e Er e rege Sh ec e ec ne deed dee ee e iota 3 4 3 2 3 Tx Baseband Processing 28 44 b nie RECORD Ete De RR Sa IR 3 4 3 2 4 Rx Baseband Processing eee eee rh eee ee eiae ne ger e ee ent a pe egeat e a ve enu Eee eee eo cin 3 4 3 3 Monitor amp Control M amp C eene eene 3 4 3 3 1 ERE 3 5 3 3 2 Modem Remote Communications RLLP ccccccsscccsssccccssseeceesseeceeseeccssseeccessseceessseeeessseeecesseeeessseeceesseeesenseeees 3 5 3 3 3 Ethernet M amp CG sederet bred ette erm ee ket edet lr perge IE dete Qe canals 3 5 3 3 4 Modem Monitor Status nennen Ban seen il use ce dera Pre ede ree ane 3 6 Universal Satellite Modem Revision 2 Table of Contents 3 4 Async Port ES ES Communications 5 erar pne En e eb 3 6 3 5 Internal Clocks neiro
24. BPSK 21 44 QPSK OQPSK 1 2 3 4 7 8 20Mbps QPSK OQPSK 750 875 gt 20Mbps 8PSK 16QAM 3 4 7 8 20Mbps 8PSK 16QAM 750 875 gt 20Mbp Legacy Turbo Rates 0 495 0 793 Reed Solomon INTELSAT DVB Optional Custom Rates Optional CCITT V 35 or IBS Others Optional Programmable 1 kHz to 255 kHz 100 msec to 6000 sec in 100 msec Steps 7 4 Plesiochronous Buffer Size Centering Centering Modes Clock 0 msec to 64 msec Automatic on Underflow Overflow IBS Integral Number of Frames IDR Integral Number of Multi Frames Transmit External Rx Recovered or SCT Internal 7 5 Monitor and Control Remote RS 485 Terminal RS 232 Ethernet 10 Base T Web Browser 7 2 Universal Satellite Modem Revision 2 Technical Specifications 7 6 DMD50 Drop and Insert Optional Terrestrial Data 1 544 Mbps or 2 048 Mbps G 732 733 Line Coding AMI or B8ZS for T1 and HDB3 for E1 Framing D4 ESF and PCM 30 PCM 30C or PCM 31 PCM 31C for E1 Time Slot Selection n x 64 Contiguous or Arbitrary Blocks for Drop or Insert Time Slots TS1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 Data Rates 64 128 192 256 320 384 512 640 768 960 1024 1280 1536 1920 Kbps Efficient D amp l Closed Network Satellite Overhead 0 4 Time Slots 1 31 Any combination 7 7 Terrestrial Interfaces A variety of standard interfaces are available for the DMD50 modem in stand alone applications 7 8 IDR ESC Interface Optional G 703 T1 DSX1 1
25. Emulation Type VT 100 can be changed Baud Rate 19 2 K Can be changed via Front Panel Data Bits 8 Parity No Parity Fixed Stop Bits 1 Stop Bit 2 7 Storage It is recommended that the unit be stored in its original sealed packing The unit should be stored in a dry location where the temperature is stable away from direct contact with rain snow wind sun or anything that may cause damage 2 5 Universal Satellite Modem Revision 2 Installation Notes Chapter 3 Theory of Operation 3 1 Modem Hardware The modem is based on a two printed circuit card minimum configuration design with additional optioned printed circuit cards available for additional features The minimum configuration consists of an L Band IF Assembly and a Digital Baseband Assembly The optional printed circuit cards include a Turbo Codec printed circuit card and one of several types of Interface printed circuit card refer to Appendix A A block diagram of the DMD50 is shown in Figure 3 1 Interface Card Optional Digital Baseband Cables Card SEN Turbo Card Optional Figure 3 1 Block Diagram 3 1 1 L Band IF Printed Circuit Card The L Band IF Printed Circuit Card consists of an analog modulation function an analog complex downconversion and two wide band digital synthesizers The block diagram of the L Band IF Assembly is shown in Figure 3 2 In
26. If the mode of operation is selected after the data rate has been entered then the data rate must be compatible with the desired mode of operation or the network spec will not be allowed The following parameters cannot be changed while the unit is in the given mode of operation IDR IESS 308 For Data rates 1 544 2 048 6 312 8 448 Mbps Framing Type 96 Kbps IDR Scrambler Type V 35 Spectrum Mask Intelsat For Data Rates 1 544 Framing Type 1 15 IBS Scrambler Type IESS 309 Spectrum Mask Intelsat IBS IESS 309 For Data Rates 2048 Framing Type 1 15 IBS Scrambler Type IESS 309 Spectrum Mask Intelsat Drop amp Insert Data Rates nx 64n 1 2 3 4 5 6 8 10 12 15 16 20 24 30 Framing Type 1 15 IBS Scrambler Type IESS 309 Spectrum Mask Intelsat Efficient D amp l Closed Network Data Rates n x 64 N 1 31 Any combination Descrambler Type IESS 309 Spectrum Mask Intelsat 4 5 Universal Satellite Modem User Interfaces STRAP CODE IF menu FREQUENCY MHz POWER dBm CARRIER SPECTRUM MODULATION SPECTRAL MASK COMPENSATION Revision 2 DVB Per EN301 421 amp En301 210 Data Rates All Rates Framing Type DVB Scrambler Type DVB Spectrum Mask DVB 0 25 0 35 Closed Net All possible combinations allowed however DVB settings requires the DVB network spec Activates the AUPC Menu Refer to Strap Code Guide Appendix D The Strap Code
27. RX LEVEL IBS BER RX DVB FRM LOCK 4 26 Universal Satellite Modem Revision 2 User Interfaces COMMON menu TERR FPGA CFG CODEC FPGA CFG CODEC DEV CFG VOLTAGE menu 1 5V RX SUPPLY 1 5V TX SUPPLY 3 3V SUPPLY 5V SUPPLY 12V SUPPLY 12V SUPPLY 20V SUPPLY EXT CLOCK ACT EXT REF ACT EXT REF LOCK CLEAR LATCHED ENTER Allows the user to reset the latched alarms by pressing ENTER on the keypad BACKWARD ALARMS The following IBS and IDR Backward alarms only apply if the IDR or IBS options are selected The IBS and IDR Backward Alarms are transmitted and received from the distant end of the satellite link NOTE The following alarms identify the status of the alarms received from the distant satellite end IDR1 SAT ALARM 1 PASS FAIL IDR1 SAT ALARM 2 PASS FAIL IDR1 SAT ALARM 3 PASS FAIL IDR1 SAT ALARM 4 PASS FAIL IBS SAT ALARM PASS FAIL 4 27 Universal Satellite Modem User Interfaces T1E1 SATTERR ALM MAP SUMMARY Revision 2 PASS FAIL NONE BK 1 BK 2 BK 1 2 BK 3 BK 1 3 BK 2 3 BK 1 2 3 BK 4 BK 1 4 BK 2 4 BK 1 2 4 BK 3 4 BK 1 3 4 BK 2 3 4 BK 1 2 3 4 Summary alarm is given when criteria meets the selection above NOTE The following alarms identify the control status of the alarms transmitted to the distant satellite end IDR1 SAT CNTRL IDR2 SAT CNTRL IDR3 SAT CNTRL IDR4 SAT CNTRL IBS SAT CNTRL T1E1 TERR CNTRL IBS TX PROMPT
28. Spectrum Norma Modulation ek 8 Spectral Mask 0 36 Compensation dBm oo INFO FIELDS Technical Specifications Product Options Troubleshooting AboutUs Contact Us 2006 Radyne Corporation Figure F 3 Monitor and Control Web Page The top of the web page displays an alarm section reflecting the current front panel status of the modem This block will be updated immediately whenever status is changed The navigation scheme consists of gel tabs that correspond to the front panel top level menu selections When the mouse is dragged over a tab it gets highlighted with a rollover effect and a sub level of selections is revealed These correspond to the front panel sub menus Below the menu gel tabs the main menu section will reflect the current programmed control state At the top of the page breadcrumb location identifier reminds the user how the page is selected Location Identifier There is a simple navigation scheme that consists of gel tabs centralized on the main page terminal ff Remote Hwew conre F 6 Appendix G AUPC Operation G 1 Automatic Uplink Power Control AUPC Operation The modem has an optional built in provision for Automatic Uplink Power Control AUPC AUPC is useful when operating power levels are affected by environmental changes in the atmosphere AUPC attempts to adjust local power output to maintain a constant E N at the receiver location The modem supp
29. The RS 485 Setting controls the output into tri state when the modem is not transmitting data allowing multiple modem outputs to be connected together Table 3 2 Baud Rate Examples for Standard IBS and Enhanced Mode Baud Rate Example for Baud Rate Example for ns Standard IBS 128 64 9 6 300 256 128 19 2 600 384 192 32 600 512 256 64 1200 640 320 128 2400 768 384 192 4800 896 448 256 4800 1024 512 320 9600 1152 576 384 9600 1280 640 448 9600 1408 704 512 9600 1536 768 576 9600 1664 832 640 19200 1792 896 704 19200 1920 960 768 19200 1920 960 768 19200 2048 1024 832 19200 896 19200 960 19200 1024 19200 1088 19200 1152 19200 1216 19200 1280 19200 1344 19200 1408 19200 1472 19200 1536 19200 1600 19200 3 16 Universal Satellite Modem Theory of Operation Revision 2 Kbps Baud Rate Example for Standard IBS Baud Rate Example for Enhanced Mode Kbps 3 11 Standard IBS Mode In the first or Normal mode all bit assignments are per the IBS standard The bits of Overhead Housekeeping byte 32 are implemented as shown in Table 3 3 below Table 3 3 Bits of Overhead Housekeeping ES to ES Data Channel This bit is routed directly to the ES to ES Data Channel Its data rate is 1 512 of the aggregate rate or 1 480 of the through terrestrial
30. The External Reference Port is a 50 Ohm Female BNC Connector and will accept the following frequencies 1 0 1 544 2 0 2 048 5 0 and 10 0 MHz Input level 1Vpp to 5Vpp Sine or Square wave 5 4 2 TXIF J11 The Transmit IF Output Port is a 75 Ohm Female BNC Connector that is used for 70 140 MHz IF The power level is programmable from 0 to 25 dBm in 0 1 dBm steps The IF Frequency can be programmed to 50 90 MHz or 100 180 MHz in 1 Hz Steps 5 4 8 TX L Band IF J12 The Transmit IF Output Port is a 50 Ohm SMA Female Connector that can be used for L Band IF The power level is programmable from 0 to 25 dBm in 0 1 dBm steps The IF Frequency can be programmed to 950 2050 MHz in 1 Hz Steps 5 4 4 RX IF J13 The Receive IF Input Port is a 75 Ohm Female BNC Connector that is used for 70 140 MHz IF If the customer orders the 70 140 MHz IF the Transmit IF Output Port is a 75 Ohm Female BNC Connector 5 4 5 RX L Band IF J14 The Receive IF Input Port is a 50 Ohm SMA Female Connector that can be used for L Band IF The IF Frequency can be programmed from 950 to 2050 MHz in 1 Hz Steps 5 3 Universal Satellite Modem Rear Panel Interfaces 5 4 6 ALARM J15 The Alarm Port is a 15 Pin Female D Connector Refer to Table 5 2 for pinouts Table 5 2 ALARM Port 15 Pin Female D Connector J15 Signal Name Mod Fault C Direction No Direction Revision 2 Mod Fault NC No Dir
31. To navigate to other parts of the site the modem needs to know who the user is to allow assignment of the proper level of transactions and resources This authentication is done through the use of a username and password The following screen will pop up as soon as entry is requested into any other web pages i e Password Set up IP Administration and Monitor and Control The factory default User Name and password defaults are listed above Enter admin for the user name and admin for the password to gain access with full privileges to the other pages within the browser Connect to 172 18 100 178 IMT Site User name admin Password coves C Remember my password Figure F 2 DMD50 Login Window Upon completion of a successful login the user will be able to access the other screens within the Web Browser F 5 Universal Satellite Modem Revision 2 AUPC Operation F 4 Web Page Appearance This page displays the Monitor and Control section of the Web Interface an TRUST OK n BOR ALARN eu Emus FOWER TEST MODE MINOR ALARM BE em TEST MODE mm MINOR ALARM B mm FAULT REMOTE sve men ra DMD20 Satellite Modem SUB MENU TAB Ertve fivreneace atarms Forsten rest TRANSMIT GENERAL IF DROP DOWN Network Spec cioseoner StrapCode Frequency MHz 1600000000 Power dBm Carrier Control avro
32. a SRC gt sa EXT REF RECEIVE EXTCLK 79 DI 22 CLOCK RECOVERY NORMAL INVERTED BUFFERCIK 4 SCT SRC BUFFER CLK POL SCTE RX SAT 4 CLOCK amp DATA RECOVERY DEM CDULATION RD INVERTNONE INV TERR amp BASE INV BASEBAND INV TERR DATA Figure 3 7 Clocking and Polarity Diagram 3 7 1 TX Clock Options TX clock options can be recovered from the terrestrial interface satellite interface or internally generated The allows users to select SCTE Clock Terrestrial or the SCT internal clock The modem also allows user to recover the SCT Clock from the satellite SCR or from the modem internally The modem allows users to select clock polarity The Tx clock selections available are 3 10 Universal Satellite Modem Revision 2 Theory of Operation The following paragraphs define the types of clocking options available to the user at the Front Panel SCT Internal Oscillator SCTE External Tx Terrestrial Clock Rx Satellite Clock 3 7 1 1 SCTE Serial Clock Transmit External The SCTE clock is the Transmit Terrestrial Clock associated with the data interface SCTE is an external clock received from the terrestrial equipment and the modem utilizes the terrestrial clock to lock the internal clock In Figure 3 9 the Transmit Terrestrial Data enters the mo
33. 25 inches 48 89 cm of depth Including cabling a minimum of 19 5 inches 49 53 cm of rack depth is required The rear panel of the modem is has power entering from the left and IF Cabling entering from the right as viewed from the rear of the unit Data and Control Cabling can enter from either side The modem can be placed on a table or suitable surface if required A WARNING PROPER GROUNDING PROTECTION During installation and setup the user must ensure that the unit is properly grounded The equipment shall be connected to the protective earth connection through the end use protective earth protection In addition the IF input and output coax cable shielding must be properly terminated to the Chassis unit ground A WARNING There are no user serviceable parts or configuration settings located inside the Chassis There is a potential shock hazard internally at the power supply module DO NOT open the Chassis under any circumstances 2 1 Universal Satellite Modem Revision 2 Installation A CAUTION Before initially applying power to the unit it is a good idea to disconnect the transmit output from the operating ground station equipment This is especially true if the current configuration settings are unknown where incorrect settings could disrupt existing communications traffic A CAUTION The modem coniains a Lithium Battery DANGER OF EXPLOSION exists if the battery is incorrectly replaced Replace only with th
34. 4 channels CH1 is assigned to TS1 Timeslot 1 CH2 to TS 2 CH3 to TS3 and CH4 to 154 ENTER must be depressed after assigning each individual TS Once the timeslots are assigned to the channels use the Left or Right Arrow Key to scroll to the Mapping Menu This menu will appear in the following Way Map Copy kkkkkkk kkkkkkk This is the menu where the channel assignments are actually entered into the modem To do this perform the following steps For the Transmit Side 1 Push ENTER to get the flashing cursor 2 Use the Up Arrow Key to make the left portion of the display read TX EDIT 3 Use the Right or Left Arrow Keys to switch the flashing cursor to the right portion of the display 4 Use the Up or Down Arrow Key to until the right hand portion displays TX ACTIVE 5 The mapping display should now look like this Map Copy TX EDIT gt TX ACTIVE 6 Push lt ENTERS gt to enter this command This tells the modem to configure to the settings that were assigned in the Channel Timeslot display For the Receive Side 1 With Rx Side Channels configured as follows CH1 to TS1 CH2 to TS2 CH3 to TS3 and CH4 to 54 2 After the timeslots assigned properly scroll to the Mapping Menu and use the above procedure to enter the settings into the modem 3 Set the display to read Map Copy RX EDIT RX ACTIVE 4 Press lt ENTERS gt to enter the settings into the modem H 7 Universal Satellite Modem
35. 4 for pinouts Table 5 4 EIA 530 Port RS 422 V 35 RS 232 25 Pin Female D Connector J19 Signal Name Shield Direction Revision 2 Send Data A Input Receive Data A Output Request To Send A Input Clear To Send A Output Data Mode A Output Signal Ground a AJOJN Receiver Ready A Output Receive Timing B Output Receiver Ready B Output Terminal Timing B Input Send Timing B Output Clear T Send B Output Send Data B Input Send Timing A Output Receive Data B Output Receive Timing A Output Modulator Fault Open Collector Output Request To Send B Input Data Terminal Ready A Input Demodulator Fault Output Data Mode B Output Data Terminal Ready B Input Terminal Timing A Input No Connection 5 6 Universal Satellite Modem Revision 2 Rear Panel Interfaces 5 4 11 REMOTE J20 The Remote Port is a RS 485 or RS 232 Connection for remote monitor and control of the modem It is a 9 Pin Female D Connector Refer to Table 5 5 for pinouts Table 5 5 Remote Port RS 485 or RS 232 9 Pin Female D Connector J20 Signal Name i Direction Transmit Data RS 485 Output Transmit Data RS 232 Output Receive Data RS 232 Input NC mm Ground Transmi
36. 4975 or later equivalent required SYSTEM HW FW CONFIG FEATURES UPGRADE LIST D amp I INSTALLED required ENH ASYNC INSTALLED optional required if desired AUPC INSTALLED optional required if desired l 1 Universal Satellite Modem Revision 2 Efficient Drop amp Insert 3 Efficient Drop amp Insert Mode With Efficient Drop amp Insert the terrestrial interface selections terrestrial framing modes terrestrial to satellite mapping ES to ES channel satellite and terrestrial backward alarm functionality and the In Station Prompt and Deferred Service alarm operation are identical to that of the Drop amp Insert Open Network standard In addition the selection and operation of Enhanced Async and AUPC are identical to their closed network IBS counterparts For more information on these selections refer to the appropriate section of the User s manual The following menu selections are utilized for controlling the additional functionality available with efficient Drop and Insert MODULATOR or DEMODULATOR NETWORK SPEC CLOSED NET Efficient Drop amp Insert is a Closed Network selection SAT FRAMING EFFICIENT D amp I The satellite frame type is Efficient Drop amp Insert DATA DATA RATE bps N x 64000 The data rate can be set to any N x 64 kbps rate based on the desired number of drop or insert slots The following values of N are allowed based on the terrestrial interface and terrestrial framing types shown T1 Any fram
37. 5 5 5 5 c 7 3 7 9 IBS Synchronous Interface Standard eeeeeeeee esee esee eee eene nennen enhn nnn anna sss ss hash sss s nass sas s asas esses esses sess an 7 3 7 10 High Speed Serial Interface HSSI 1 2 erre eins 7 3 pL IEEE 7 3 TAZ Duy PES 7 3 7 13 Ethernet Data Interface Optional eere reor erra ee evan enano ra sue os ci eu aae rna 7 4 rA E S E P ET Ao E EAE EEE 7 4 7 15 gt HSSI ETHERNET 7 4 7 16 IDR ESC T3 E3 STS1 Interface Optional ccccccccccccceecceeceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeees 7 4 FLT ENvir OnMental sn TERCER 7 4 7 18 lt PhysiCaleccccccdecscesevssesccwesessceudescacesccceusavasccvesecncdoussdecsuscotensuvensbecveteevess deuce vecdedesicctussusauedervedvesssucsucvsdessuvcetbedvecwevedss 7 4 7 19 Data Rate Limits Non DVB e ree score eerta nnno e Sena naue Rage In o Eo aae e Ea Une OOo epa res nonsi sanana neies Ns ea Rana a 7 5 7 20 Data Rate Eie EIER 7 6 7 21 Specifications sade esee ken eten eee a ioa an eene ge asses aiina rosoe ai arei isiad 7 7 7 211 BER Performance Viterbi etre rient ete denitro eerte os Pet o rea e deve RASA THEE E ede eee ed 7 7 7 21 2 BER Performance Sequ
38. 5 dB The local modem has been set with a Target E N of 7 5 dB and has a current power output of 15 dBm It begins to rain at the local site and the E N drops to 7 0 then 6 8 dB The local modem is constantly sending update messages of its E N to the remote modem When the remote modem sees the drop in the E N it slowly begins to raise it s output power and will continue to do so until the Target E N is restored at the local site When the rain diminishes the local modem s E N will begin to increase The remote modem will now lower its power level to restore the target value The operation is therefore a feedback control loop with the added complication of a significant time delay G 1 3 Near Side AUPC Near Side AUPC is a loop back system that adjusts the broadcast uplink signal when local conditions change This is done by having the Near Side AUPC attempt to adjust the outbound power to compensate for local weather The local receiver must be tuned and locked to the transmitter and then the internal E N is used for feedback This creates a Tx Satellite Rx control loop Near Side is primarily used for broadcast applications since the modem cannot expect to receive data from a distant location Near Side AUPC can be utilized with any satellite framing or Network mode There are safeguards built into the AUPC System First the modulator has two parameters which allow control of the maximum and minimum ou
39. 544 Mbps 100 Ohm Balanced AMI and B8ZS G 703 E1 2 048 Mbps 75 Ohm Unbalanced and 120 Ohm Balanced HDB3 G 703 T2 DSX2 6 312 Mbps 75 Ohm Unbalanced and 110 Ohm Balanced B8ZS and B6ZS G 703 E2 8 448 Mbps 75 Ohm BNC Unbalanced HDB3 7 9 IBS Synchronous Interface Standard RS 422 530 All Rates Differential Clock Data DCE ITU V 35 All Rates Differential Clock Data DCE RS 232 DCE up to 200 Kbps 7 10 High Speed Serial Interface HSSI HSSI HSSI Serial 50 Pin SCSI 2 Type Connector Female 7 11 ASI ASI RS 422 Parallel ASI Serial 75 Ohm BNC Female DVB M2P Parallel RS 422 DB 25 Female ASI LVDS Parallel ASI Serial 75 Ohm BNC Female DVB M2P Parallel LVDS DB 25 Female 7 12 DVB M2P DVB M2P DB 25 Female Connector It complies with RS 422 Electrical Specifications 7 3 Universal Satellite Modem Technical Specifications T 13 Ethernet Data Interface 7 14 HSSI G703 HSSI G 703 T1 DSX1 G 703 E1 G 703 T2 DSX2 G 703 E2 7 15 HSSI Ethernet Data Interface T 16 G 703 T1 DSX1 G 703 E1 G 703 T2 DSX2 G 703 E2 G 703 G 703 T3 G 703 STS 7 17 Environmental Prime Power Operating Temperature Storage Temperature 7 18 Physical Size Weight HSSI ETHERNET Revision 2 Ethernet Data Interface Optional Four RJ 45 Auto Crossover Auto Sensing 10 100 Ethernet Data Ports Complies with IEEE 802 3 and IEEE 802 3u High Speed Serial Interf
40. 8 448 Mbps 3 4 Rate Viterbi Starting with the Data Rate 512 Kbps Modulator Method 1 Under Interface Menu Set Interface type Set Tx clock selection Set mode to IDR Under Mod Data Menu Set code rate to 3 4 VIT Set data rate for 8448000 Under Mod IF Menu Set desired Tx frequency and power level Turn IF ON Method 2 Under Interface Menu Set Interface type Set Tx clock selection Set Mod strap code to 128 Under Mod IF Menu Set desired Tx frequency and power level Turn IF on D 6 Universal Satellite Modem Revision 2 Strap Codes Demodulator Method 1 Under Interface Menu Set Interface type Set Buff clock selection Set Buffer Size Set mode to IDR Under Demod IF Menu Set desired Rx frequency Under Demod data Menu Set code rate to 3 4 VIT Set data rate for 8448000 Method 2 Under Interface Menu Set Interface type Set Buff clock selection Set Buffer Size Set Demod strap code to 128 Under Demod IF Menu set desired Rx frequency D 3 2 Case 2 IBS 1 544 Mbps 3 4 Rate Viterbi Starting with the Data Rate 512 Kbps Modulator Method 1 Under Interface Menu Set Interface type Set Tx clock selection Set Framing to 1 15 Set mode to IBS Under Mod Data Menu Set code rate to 3 4 VIT Set data rate for 1544000 Under Mod IF Menu Set desired Tx frequency and power level Turn IF ON Method 2 Under Interface Menu Set Interface type Set Tx clock selection Set Mod strap code to 120 Un
41. Connection NC Backward Alarm Out 3 NO ESCBWO 3NO Ground GND Backward Alarm Out 4 NO ESCBWO 4NO CO BR Po No Connection NC Backward Alarm In 2 ESCBWI 2 Backward Alarm In 4 ESCBWI 4 No Connection NC No Connection NC Backward Alarm Out 1 C ESCBWO 1C Backward Alarm Out 1 NC ESCBWO 1NC Backward Alarm Out 2 C ESCBWO 2C Backward Alarm Out 2 NC ESCBWO 2NC Backward Alarm Out 3 C ESCBWO 3C Backward Alarm Out 3 NC ESCBWO 3NC Backward Alarm Out 4 C ESCBWO 4C Backward Alarm Out 4 NC ESCBWO 4NC Backward Alarm In 1 ESCBWI 1 Backward Alarm In 3 ESCBWI 3 No Connection NC No Connection NC The Send Data Drop Data In Port Unbalanced is a 75 Ohm Female BNC Connector 5 15 6 DDO J7 The Drop Data Out Port Unbalanced is a 75 Ohm Female BNC Connector 5 15 7 IDI J8 The Insert Data In Port Unbalanced is a 75 Ohm Female BNC Connector 5 15 8 SD IDO J9 The Send Data Insert Data Out Port Unbalanced is a 75 Ohm Female BNC Connector 5 19 Universal Satellite Modem Revision 2 Rear Panel Interfaces 5 16 HSSI Ethernet J1 The HSSI High Speed Serial Interface J1 complies with the HSSI Functional and Electrical Specifications The physical interface is a 50 Pin SCSI 2 Type Connector Electric
42. Data If G 703 Interface is selected this selection cannot be changed NONE T1 D4 T1 ESF PCM 30 PCM 30C PCM 31 PCM 31C T1 D4 S T1 ESF S Allows the user to select any of the above 4 17 Universal Satellite Modem User Interfaces T1 E1 FRAME SRC TERR STREAMING ESC CHAN 1 dB ESC CHAN 2 dB GENERAL menu EXT FREQ MHz REF FREQ SRC REF FREQ MHz TX ASYNC MODE menu TX ASYNC MODE ES INTERFACE ES BAUD RATE ES BITS CHAR RX ES ENHANCED menu RX ASYNC MODE Revision 2 INTERNAL EXTERNAL Selects the frame source for T1 or E1 framing BYTE OUTPUT PACKET OUTPUT ASI only Byte output continuous Packet output burst 20 to 10 dB Allows user to select ESC Voice Channel Gain Only displayed when IDR NETWORK and VOICE Channel are selected 20 to 10 dB Allows user to select ESC Voice Channel Gain Only displayed when IDR NETWORK and VOICE Channel are selected Variable Through Data Rate Allows the user to select the external clock frequency in MHz INTERNAL EXTERNAL HIGH STABILITY Allows the user to select the Frequency Reference Source High Stability is only displayed if the appropriate hardware is detected Allows the user to select the reference clock frequency in MHz ES ES ESC ENHANCED ES ES is the normal IBS Async Channel ESC Enhanced can be selected in Closed Net and uses the Overhead Signaling bytes in the IBS Overhead to pass asynchronous dat
43. MHz MHz 45 dBc Out of Band gt 60 dB CCITT V 35 or IBS Others Optional Viterbi 1 2 3 4 and 7 8 DVB Viterbi 1 2 2 3 3 4 5 6 7 8 Sequential 1 2 3 4 7 8 optional Trellis 2 3 DVB PTCL 2 3 5 6 8 9 3 4 7 8 Turbo Product Code Optional BPSK 21 44 QPSK OQPSK 1 2 3 4 7 8 lt 20Mbps QPSK OQPSK 750 875 gt 20Mbps 8PSK 16QAM 3 4 7 8 lt 20Mbps 8PSK 16QAM 750 875 gt 20Mbps Legacy Turbo Rates 0 495 0 793 Reed Solomon INTELSAT DVB Optional Custom Rates Optional Internal External Rx Recovered 1 x 10 Typical Optional to 5 x 10 950 to 2050 7 1 Universal Satellite Modem Technical Specifications 7 3 Demodulation IF Tuning Range L Band Tuning Range Impedance Connector Return Loss Spectrum Input Level Adjacent Channel Rejection Ratio Total Input Power FEC Decoder Options Descrambler Acquisition Range Sweep Delay Value Revision 2 BPSK QPSK and OQPSK 8PSK 16QAM Optional 50 to 90 100 to 180 MHz in 1 Hz Steps 950 to 2050 MHz in 1 Hz Steps IF 75 Ohm 50 Ohm optional L Band 50 Ohm BNC 75 Ohm SMA 50 Ohm L Band IF 1 5 1 Minimum L Band 2 0 1 Minimum INTELSAT IESS 308 309 310 Compliant 55 410 gt 10 dBc 10 dBm or 40 dBc the Lesser 256 Kbps Viterbi 1 2 3 4 and 7 8 DVB Viterbi 1 2 2 3 3 4 5 6 7 8 Sequential 1 2 3 4 7 8 optional Trellis 2 3 DVB PTCL 2 3 5 6 8 9 3 4 7 8 Turbo Product Code Optional
44. Revision 2 Rear Panel Interfaces 5 14 Ethernet Data Interface Optional The optional DMD50 Ethernet Data Interface provides four RJ 45 Auto Crossover Auto Sensing 10 100 Ethernet Data Ports where 51 is Port 1 JS2 is Port 2 53 is Port 3 54 is Port 4 Refer to Figure 5 1 for outline drawings and Appendix E for setup and configuration 5 15 HSSI G 703 The HSSI High Speed Serial Interface J1 complies with the HSSI Functional and Electrical Specifications The physical interface is a 50 Pin SCSI 2 Type Connector Electrical levels are ECL Gapped clocking not supported The pinouts for this interface are listed in Table 5 17 Table 5 17 J1 HSSI High Speed Serial Interface 50 Pin Connector Signal Name Description Direction 59 5 RD ReceieData Output SG SignalGround TA DTE Available Input Terminal Timing SCTE Input SD SD SendData SG Signal Ground 5 Ancillary to DCE Reserved 19 SG Signal Ground 20 23 4 Ancillary from DCE Reserved Output 24 TM Test Mode Output 50 na Output Pin N Pin poo 1 2 2 27 o 1 2 3 4 7 11 13 No 26 27 28 29 31 32 33 34 36 38 44 49 N A N A 5 16 Universal Satellite Modem Rear Panel Interfaces 5 15 1 64K AUDIO J2 Revision 2 The 64K AUDIO Port allows for communications between Earth Stations It is a 9 Pin Female D Connector t
45. Synthesizer is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem Pass Fail Unmasked Masked Indicates that the interface card is faulted and will not pass data displays only when the Ethernet Card is installed and the Ethernet Interface is selected 4 21 Universal Satellite Modem User Interfaces FORCED ALARM TX MINOR menu TERR CLK ACT TERR DATA ACT TX TERR AIS FRAME LOCK LOCK TX DVB FRM LOCK RX MAJOR menu FPGA CFG DSP CFG SIGNAL LOCK INPUT LVL THRESH FRAME LOCK MULTIFRAME LOCK LB SYNTH PLL IF SYNTH PLL Revision 2 DISABLED ENABLED Allows user to disable or enable forcing of a Tx Summary Alarm Pass Fail Unmasked Masked Indicates no Terrestrial Clock activity Pass Fail Unmasked Masked Indicates no Tx Data activity Pass Fail Unmasked Masked Indicates that AIS has been detected in the Tx Data Stream Pass Fail Unmasked Masked Indicates the framing unit is unable to find the expected terrestrial framing pattern Pass Fail Unmasked Masked Indicates the framing unit is unable to find the expected inter frame pattern Pass Fail Unmasked Masked Indicates that Tx input data stream framing does not match the user selected TX TERR FRAMING Pass Fail Unmasked Masked Indicates a receive FPGA hardware failure Pass Fail
46. TPC 495 4900000 TPC 793 6300000 52000000 30000000 45000000 52000000 2048000 2048000 2048000 2048000 20000000 20000000 20000000 6312000 6312000 52000000 30000000 45000000 52000000 2048000 2048000 2048000 20000000 20000000 20000000 29649123 47500000 Revision 2 7 5 Universal Satellite Modem Technical Specifications 7 20 Data Rate Limints DVB 187 Mode Modulation Code Rate Min Data Rate Max Data Rate 13750000 18333333 20625000 22916666 24062500 27500000 36666666 41250000 45833333 8PSK TRE 2 8 48125000 52000000 8PSK TRE 5 6 52000000 8PSK TRE 8 9 52000000 16QAM TRE 3 4 13200 52000000 16QAM TRE 7 8 15400 52000000 188 Mode Modulation Code Rate Min Data Rate VIT 1 2 Max Data Rate 13823529 VIT 2 3 18431372 VIT 3 4 20735294 VIT 5 6 23039215 VIT 7 8 VIT 1 2 24191176 27647058 VIT 2 8 36862745 VIT 3 4 41470588 VIT 5 6 46078431 8PSK VIT 7 8 TRE 2 8 48382352 52000000 8PSK TRE 5 6 52000000 8PSK TRE 8 9 52000000 16QAM TRE 3 4 13271 52000000 16QAM TRE 7 8 15483 52000000 204 Mode Modulation Code Rate Min Data Rate Max Data Rate 15000000 20000000
47. Transmit Tx and Receive Rx Interface types are dependent upon the customer s order 2 3 Universal Satellite Modem Revision 2 Installation NOTE Implementing Strap Code 26 can set the following modem configuration Refer to Appendix D for an explanation and tabular listing of available Strap Codes The Frequency and Modulator Output Power are set independently of the strap code Standard Factory Configuration Settings Modulator Data Rate 2 048 Mbps Mode Closed Network Satellite Framing None Scrambler V 35 IESS Drop and Insert Disabled Inner FEC 1 2 Rate Viterbi Outer FEC Disabled Modulation QPSK Frequency 70 000000 MHz Modulator Output Power Demodulator 20 dBm Data Rate 2 048 Mbps Mode Closed Network Satellite Framing None Scrambler V 35 IESS Drop and Insert Disabled Inner FEC 1 2 Rate Viterbi Outer FEC Disabled Modulation QPSK Frequency 70 000000 MHz To lock up the modem enter IF Loopback Enable under the Test Menu or connect a Loopback Cable from J11 to J13 on the rear panel of the modem Usage of the modems loopback capabilities in conjunction with the Ethernet data interface can produce undersirable network loops In order to run any type of data test with an Ethernet interface you must utilize two modems connected back to back Simply using one modem and a loopback will not produce the desired results 2 4 Universal Satellite Modem Revision 2
48. allowing maximum flexibility in choosing configurations The four port G 703 Interface allows one or more modems to be looped together using the same T1 or E1 trunk The Transmit Data Trunk is brought into the modem via the Send Data In SDI Port From there the TX Baseband Processor extracts the selected timeslots from the G 704 Frame and prepares them for transmission The original trunk data is sent out of the modem unaltered via the Send Data Out SDO Port The Receive Data Trunk is brought into the modem via the Insert Data In IDI Port The data is buffered inside the modem and the RX Baseband Processor inserts satellite data into the selected timeslots in the G 704 Frame The modified terrestrial trunk is then output via the Receive Data Out RDO Port Figure H 1 shows two modems looped together This configuration could be simplified to just use one modem or extended to use more than two modems Figure H 2 shows an alternative method of looping where all of the drop transmit data is processed prior to performing any insert receive processing In both configurations the terrestrial trunk is providing the timing for the satellite transmission and for the terrestrial receive H 1 Universal Satellite Modem Revision 2 Drop and Insert SD DDI Terrestrial Trunk SD DDI Figure H 1 Looped Modems SD DDI Terrestrial Trunk Terrestrial Trunk _ SD DDI Figure H 2 Looped Modems with Separat
49. as the two cases that alter the basic rate Universal Satellite Modem Revision 2 Efficient Drop amp Insert 1 3 2 Calculating the Basic Efficient D amp I Rate When E1 signaling is not required all T1 and PCM31 cases and Enhanced Async is not enabled the Earth Station to Earth Station link is the standard ES ES the Efficient D amp I Rate for N timeslots is as follows Efficient D amp l Rate Data Rate N 250 bps In other words the basic Efficient Drop amp Insert Rate only requires 250 bps of overhead per slot while at the same time providing all of the functionality found in the Drop amp Insert open network standard plus Automatic Uplink Power Control By comparison the Drop amp Insert open network standard requires 4267 bps per slot so by utilizing Efficient Drop and Insert Radyne customers can realize a bandwidth savings of over 4000 bps per slot 1 3 3 Calculating the Efficient D amp I Rate with E1 Signaling When E1 signaling is enabled PCM 30 PCM30C an additional 2000 bps per slot are required to carry the E1 signaling So the Efficient D amp I Rate for N timeslots is Efficient D amp l Rate increase N 2000 bps With the Drop amp Insert open network standard requiring 4267 bps per slot Efficient Drop and Insert provides a bandwidth savings of over 2000 bps per slot when E1 signaling is required 1 3 4 Calculating the Efficient D amp I Rate with Enhanced Asynchronous Overhead The amount of overhe
50. by the demodulator Remote EB NO displayed when modem is configured for Radyne AUPC Displays the estimated channel error rate before decoding measured by the modem The CBER display shows an estimated corrected bit error rate of the modem Depending on the symbol rate the modem is running the high end performance scale of this display will vary 10 E 10 or 10 At some symbol rates a better than scale reading will appear as 0 0 x 10 At other symbol rates it will appear as E In either case they both mean performance is better than the scale upper limit Displays the current error count from the Viterbi Decoder Displays the received carrier frequency offset as measured by the modem Displays the total number of Ethernet packets received from the satellite Only visible when Ethernet is selected as the interface type Displays the number of error Ethernet packets received from the satellite Only visible when Ethernet is selected as the interface type Displays the satellite Packet Error Rate Only visible when Ethernet is selected as the interface type Allows the user to reset the Ethernet packet statistics by pressing Enter Only visible when Ethernet is selected as the interface type 4 19 Universal Satellite Modem User Interfaces LINK STATUS menu Revision 2 the following sub menus only display when Ethernet is selected as the interface type The status of the following ports may be
51. gives 331875 bps An increase of 625 bps to carry 1200 baud Example 2a 10 Drop Slots with T1 D4 framing standard ES to ES overhead For 10 Drop Slots the Data Rate would be 10 64000 or 640000 bps The Efficient Rate would be 640000 10 250 bps 642500 bps The Drop amp Insert Open Network rate is over 40 000 bps higher at 682667 bps Example 2b Change to E1 PCM30 framing E1 Signaling standard ES to ES overhead Add 10 2000 bps to our previous calculation gives 662500 bps Still saving over 20 000 bps compared to the Drop amp Insert open network standard Example 2c Change to Enhanced Async with In Band Baud Rate of 1200 X Truncation of 1200 10 125 X Truncation of 0 96 X 0 The rate stays at the previous value of 662500 With 10 slots there is no increase required to carry 1200 baud Enhanced Async It is passed transparently in the Efficient Drop amp Insert overhead Appendix J Glossary Ampere Alternating Current Analog to Digital Converter Automatic Gain Control Alarm Indication System A signal comprised of all binary 1s Above Mean Sea Level American National Standards Institute American Standard Code for Information Interchange Application Specific Integrated Circuit Automatic Test Equipment BER Bit Error Rate BERT Bit Error Rate Test Bit BIT Binary Digit or Built In Test BITE Built In Test Equipment bp
52. gt Submenu press Down Arrow to access its corresponding lower level sub menus 2 Goto AUTH PASSWORD Submenu ENTER then move the cursor to any position and press lt CLEARS gt along with the Right Arrow key to clear all text to the right of the cursor 3 Use the arrow keys and the numerical keypad to set the desired password Press ENTER to accept the changes F 2 3 Change Access Rights 1 Goto lt USERx gt Submenu press Down Arrow to access its corresponding lower level sub menus 2 Goto ACCESS GROUP Submenu ENTER then move the cursor to any position and press CLEAR along with the Right Arrow key to clear all text to the right of the cursor F 3 Universal Satellite Modem Revision 2 AUPC Operation F 3 Modem Web Site Once it is determined that the modem is reachable start the internet browser and type the modem IP address in the address field then press the Enter key File Edit view Favorites Tools Help O O BAG D Address http 172 18 100 215 The equipment Introduction page will display general information showing the equipment type an overview of the equipment features and capabilities and available hardware and software options Complete technical specifications and product options are also available in a PDF format at the bottom of the screen Links to the Radyne Corporation website and Customer service is also accessible provided access to
53. independent The map that is actually used for the Drop Function is the Tx Active Map the map that is actually used for the Insert function is the Rx Active Map Two additional maps exist the Tx Edit Map and the Rx Edit Map The Edit Maps are the buffer areas that are used when creating or modifying a map through the modem s LCD when editing is complete the appropriate map should be copied to the Active Map Any map may be copied to any other map with the exception of the ROM maps These maps may only be the source of the data used to create a User Edit or Active Map Maps can be created in the map editor and stored as User Maps New Active Maps can be downloaded during Modem Operation but this will result in a temporary disruption of service on the terrestrial line or the Satellite transmission The following paragraphs give examples of typical configurations that could use the ROM Maps as templates The ROM Map used would have to be first copied to the appropriate Active Transmit Drop and or Active Receive Insert Map s before it could be used To use a modification of a ROM Map the ROM Map must first be copied to the appropriate Edit Map then modified and then copied to the appropriate Active Map The mapping of channels to time slots is arbitrary it is not necessary to map CH1 to TS1 CH2 to TS2 etc The channel to the time slot mapping may be in any order within the constraints of the number of available channels For e
54. indicate hardware or configuration problems in the modem that effect both transmit and receive operation Most common faults indicate a hardware failure within the modem such as a bad power supply Common faults for the External Reference and External Clock indicate a bad modem configuration not a hardware failure 6 2 2 2 Latched Alarms Latched Alarms are used to catch intermittent failures If a fault occurs the fault indication will be latched even if the alarm goes away After the modem is configured and running it is recommended that the Latched Alarms be cleared as a final step 6 5 Universal Satellite Modem Revision 2 Maintenance and Troubleshooting 6 2 2 3 Backward Alarms Backward Alarms are alarms that are fed back to or received from the other end of the satellite link In IBS Mode including Drop amp Insert Backward Alarm 1 is the only one used It would be received if the distant end demod drops lock 6 3 IBS Fault Conditions and Actions Figure 6 1 and Table 6 1 illustrate the IBS Fault Conditions and Actions to be taken at the Earth Station at the Terrestrial Data Stream and the Satellite These faults include those detected on the Terrestrial link and those detected from the satellite A D IBS Earth Station I From Transmit Terrestrial Satellite Line BH emze22sz2 E 1 Recewe nn i Satellite Line Side i L Maint
55. modulator functions that may alter the output spectrum and the user is required to manually turn on the output after the reprogramming same as Carrier On Additionally VSat mode disables the modulators output when the modems demodulator does not have signal lock When signal lock returns to the demodulator the modulator turns the carrier back on C 6 Carrier RTS Modulator output is turned off before reprogramming modulator functions that may alter the output spectrum through the front panel and the user is required to enter Yes to re enable output after the change When using the terminal the modulator is turned off while re programming modulator functions that may alter the output spectrum and the user is required to manually turn on the output after the reprogramming same as Carrier On Additionally RTS Request To Send mode enables the modulator s output based on the RTS lead of the data interface When RTS is enabled on the data interface the modulator turns on the carrier when the RTS is disabled the modulator turns off the carrier 2 Appendix D Strap Codes D 1 Strap Codes The Strap Code is a quick set key that sets many of the modem parameters For quick setup of the modem Strap Codes are very helpful When a Strap Code is entered the modem is automatically configured for the code s corresponding data rate overhead code rate framing scrambler type and modulation An example of how to set a strap code foll
56. passwords Admin At this highest access right the users can monitor and control the modems parameters change any user s name and authentication password and modify IP network settings Admin setting allows access to the entire site XXXXXXXX User to select password The user can modify the Authorization Passwords The user name can have up to 14 characters supporting alpha and numeric characters Alpha characters can be entered using the up and down arrow keys Numeric characters can be selected by using the number keys on the front panel The user can clear all characters from the front panel screen Resets group and password 4 33 Universal Satellite Modem User Interfaces HW FW CONFIG menu FIRMWARE REV M amp C REV MAIN BOARD menu Revision 2 Displays the installed firmware revision Displays the installed Monitor and Control revision Only the appropriate of the VCO adjustment screens listed below will be displayed These are protected fields to prohibit accidental changes To edit the field the user must depress all four of the direction arrow keys simultaneously INT VCO ADJUST 0 100 Allows the user to adjust the internal frequency reference for calibration Only displayed of the system reference clock is INTERNAL HI STAB VCO ADJUST 0 100 LARGEST HB GAP SOFT RESET IF BOARD menu AGC CTRL VALUE OFFSET Q OFFSET IF RX LVL OFFSET LB RX LVL OFFSET POWER SOURCE
57. previously could only be implemented in dedicated integrated circuits are now downloaded from a micro controller through a serial or peripheral interface When a new digital logic function is needed a new configuration file is loaded into the FPGA There is no limit to the number of digital logic configurations available to the FPGA aside from the amount of Flash memory available to the system microprocessor for storage of configuration files The Baseband Processing Printed Circuit Card provides a flexible architecture that allows many different modes of terrestrial and satellite framing various FEC options digital voice processing and several different modulation demodulation formats Also included on the Baseband Printed Circuit Card are three synchronous interfaces an EIA 530 Interface supporting RS 422 V 35 and RS 232 All three interfaces are provided on the same DB 25 Connector and are selectable from the front panel The Baseband Printed Circuit Card also contains the Monitor and Control M amp C Circuitry responsible for Programmable part setup and initialization Continuous control and adjustment of some functions Calibration Monitoring fault status Calculating and displaying measurements 3 2 Universal Satellite Modem Revision 2 Theory of Operation User monitor and control interface including front panel and remote Units configuration and feature set The M amp C System is based on a powerful microprocessor wit
58. specification This communication is handled by the Radyne Link Level Protocol RLLP which serves as a protocol wrapper for the RM amp C data Complete information on monitor and control software is contained in the following sections 3 3 3 Ethernet M amp C Port This port is dedicated for Ethernet Communications supporting SNMP FTP and Web Browser The port is configured for 10 Base T communications protocols The Ethernet M amp C Interface requires a standard RJ45 Male connector Refer to Appendix D and F for proper setup of the TCP IP interface and Web Browser Setup 3 5 Universal Satellite Modem Revision 2 Theory of Operation 3 3 4 Modem Monitor Status The modems M amp C system is connected to most of the circuitry on any board contained in the chassis These connections provide status on the working condition of the circuitry as well as providing the data required for the various measurements the modem provides The M amp C processes this information and generates status indications as well as alarms when necessary Detailed status information is available via the modems various user interfaces front panel remote and terminal A summary of this information can be connected to external equipment switches or alarms via the open collector and or form C fault connections Form C Contacts The UIM provides three Form C Relays under processor control that appear at J15 Mod Fault De energized when any transmit side fault is dete
59. the modem to meet a specification The purpose is to eliminate keystrokes and potential compatibility problems Data rates not covered by a given mode will not be allowed If the mode of operation is selected after the data rate has been entered then the data rate must be compatible with the desired mode of operation or the Network Spec will not be allowed The following parameters cannot be changed while the unit is in the given mode of operation IDR IESS 308 For Data rates 1 544 2 048 6 312 8 448 Mbps Framing Type 96 Kbps IDR Descrambler type V 35 Spectrum Mask Intelsat For Data Rates 1 544 Mbps Framing Type 1 15 IBS Descrambler Type IESS 309 Spectrum Mask Intelsat IBS IESS 309 For Data Rates 2 048 Mbps Framing Type 1 15 IBS Descrambler Type IESS 309 Spectrum Mask Intelsat Drop amp Insert Data Rates n x 64 1 2 3 4 5 6 8 10 12 15 16 20 24 30 Framing Type 1 15 IBS Descrambler Type IESS 309 Spectrum Mask Intelsat Efficient D amp l Closed Network Data Rates n x 64 1 31 Any combination Descrambler Type IESS 309 Spectrum Mask Intelsat DVB Per EN301 421 amp En301 210 Data Rates All Rates Framing Type DVB Scrambler Type DVB Spectrum Mask DVB 0 25 0 35 Closed Net All possible combinations allowed however DVB settings requires the DVB network spec Universal Satellite Modem User Interfaces STRAP CODE IF menu FREQUENCY
60. the no fault condition and the ground will be removed in the faulted condition For example the user could connect the Demod Summary Fault of the modem to the Backward Alarm 1 Input so that if the demod went into Major Alarm such as a Carrier Loss Backward Alarm 1 would be transmitted to the receive end of the link At the receive end it would show up as Rx Backward 1 Receive Backward Alarm 1 3 13 4 To Disable the ESC Backward Alarms If the ESC ALARMS Port will not be used and the Backward Alarm Indications are to be disabled you must connect pins 10 11 22 and 23 to pin 1 gnd on ESC Alarms port 3 18 Universal Satellite Modem Revision 2 Theory of Operation 3 14 Satellite Control Channel SCC The SCC format uses a variable overhead rate to transmit an asynchronous data channel in addition to the normal data channel The SCC asynchronous mode implemented on the DMD50O is PassThru Mode 3 14 1 SCC Framing Structure Each SCC frame consists of the following A 10 bit synchronization pattern called the Synchronizing Word Multiple variable length slots filled with user data Multiple 10 bit control words that contains eight bits of in band data the extra two bits are for the async start stop The number of user data slots and control words per frame is selected by the SCC Control Ratio Parameter This can be any value from 1 to 1 through 1 to 7 A higher ratio allows a lower overhead rate but since ther
61. 0 Pin Connector 5 16 Table 5 18 64K AUDIO In Audio Mode Port 9 Pin Female D Connector 2 5 17 Table 5 19 64K AUDIO In 64K Mode Port 9 Pin Female D Connector 5 17 Table 5 20 8K DATA Port 15 Pin Female D Connector J3 sse 5 18 Table 5 21 9 703 BAL Port 15 Pin Female Connector J4 sss 5 18 Table 5 22 ESC ALARM Port 25 Pin Female D Connector J1 sse 5 19 Table 5 23 J1 HSSI High Speed Serial Interface 50 Pin Connector essesssseesee 5 20 Table 6 1 IBS Fault Conditions and Actions includes Drop and 6 7 Table 7 1 B O QPSK BER Performance Viterbi esses ener snnt 7 19 Table 7 2 B O QPSK BER Performance 1 7 19 Table 7 3 B O QPSK BER Performance Viterbi 5 nennen nnne 7 19 Table 7 4 B O QPSK BER Performance Turbo 7 20 Table 7 5 8PSK BER Performance ener 7 20 Table 7 6 8PSK BER Performance Turbo 7 20 Table 7 7 16QAM BER Performance 7 21 Table 7 8 16 BER Performan
62. 1 BPSK 16QAM BER Performance Turbo eene enne rennes 7 17 Figure 7 12 BPSK 16QAM BER Performance Turbo 7 18 Figure 7 19 AGC Voltage eee ite dee te d deberia ea eer dade 7 23 Figure E 1 Ethernet Network Connection sesssssssssssseeseeee eene enitn enne nns nnte entente sns E 3 Figure E 2 Local Area Connection Status E 4 Figure E 3 Local Area Connection Properties nnne E 5 Figure E 4 Internet Protocol TCP IP Properties E 5 Figure F 1 WEB Browser Introduction Page NA Ean rE en nennen ener nennen F 4 Figure F 2 DMD50 Login Window ogrisa ener F 5 Figure F 3 Monitor and Control Web Page F 6 Figure 5212 Looped Modems 2 iore HEP e a iof nere a dee H 2 Figure H 2 Looped Modems with Separate D amp I H 2 Figure FI 3 Drop Only scite 3 Figure H 4 Insert Only with Eternal Frame Source 3 Figure H 5 Insert Only with Internal Frame Source ssssssssssssseseseee eene nennen nnns H 4 Figure H 6 Multidestinational Communications
63. 4 IDI B Input External Clock A BAL EXC A Input External Clock B BAL EXC B Input BR PO Send Data SD B Input No Connection Receive Data B 4 RD B Output Drop Data Out DDO A Output Insert Data In EXC IDI A Input Mod Fault MOD FLT Open Collector Output Demod Fault DMD FLT Open Collector Output 5 10 Universal Satellite Modem Revision 2 Rear Panel Interfaces 5 9 1 SWITCH INTERFACE J5 The Switch Interface Port is a 68 Pin High Density Female Connector Refer to Table 5 11 for pinouts Table 5 11 SWITCH INTERFACE Port 68 Pin High Density Female Connector J5 6 IDR ESC Backward Alarm _Out 1 Normally Open ESCBWO 1 NoDirecion 8 IDR ESC Backward Alarm Out 2 Normally Closed ESCBWO 2NC NoDirecion G 703 Drop Data Out A Synchronous Data Receive DDO A RT A Output Timing Output A IDR ESC Backward Alarm Output 3 Common ESCBWO 3C G 703 Insert Data Out A Synchronous Data Receive IDO A RD A Output Data A IDR ESC Backward Alarm Output 3 Normally Open ESCBWO 3NO External Clock Input A BAL EXC A 14 GND 3 1A IDR ESC Audio Output Channel 2A ESCAUD RX Output 2A IDR ESC Backward Alarm Input 3 ESCBWI 3 IBS ES Transmit Data IDR ESC Backward Alarm Input TXD A BWI 1 1 Universal Satellite Modem Revi
64. 7 21 10 BER Performance 16QAM Viterbi with Reed Solomon Note Eb No values include the effect of using Differential Decoding 16QAM Uncoded Theory Viterbi Decoder Reed Solomon Typical Performance Specification 3 4 Rate w RS Specification 7 8 Rate w RS Eb No in dB Figure 7 10 BPSK 16QAM BER Performance Viterbi w R S 7 16 Universal Satellite Modem Revision 2 Technical Specifications 7 21 11 BER Performance 16QAM Turbo Note Eb No values include the effect of using interleaving and maximum iterations 16QAM Uncoded Theory Turbo Decoder Typical Performance Turbo 0 495 Turbo 0 793 Eb No in dB Figure 7 11 BPSK 16QAM BER Performance Turbo 7 17 Universal Satellite Modem Revision 2 Technical Specifications 7 21 12 BER Performance 16QAM Turbo 16QAM Uncoded Theory Turbo Decoder Specification Turbo 3 4 E Specification Turbo 7 8
65. AZS S019 005860 Etre oe ON eh a Bh e or a Moe QR Mies d mE AE LA 5 6 5 411 REMOTE U20 sette te e e e de 5 7 5 4 12 ETHERNET 2 hei Bel cue ie Do SEL LA D P 5 7 5 5 G 703 IDR IBS Interface Optional 5 3 endorse oaa rr noeh s eaae eua oe an on aso bae evan anas 5 7 5 6 ESC ALARM 11 5 iiic iiie eset ge ts unes rus nece cursa tee Eno GE ERA T A 5 8 5 7 OAK AUDIO pA EE 5 9 Universal Satellite Modem Revision 2 Table of Contents 5 8 Eccc 5 10 5 9 G 703 BAL JA H 5 10 5 9 1 SWITCH INTEREACGE 5 t iei re e lain cem dt a ee e etu 5 11 5 9 2 SIDA ADIDI LR EE 5 12 5 9 3 DDO Rn 5 12 5 9 4 essen de 5 13 5 9 5 SD IDO J9 RR 5 13 5 10 Ethernet Data Interface Optional 5 siccccsccsssassscsessccctessascsedescsdencesstesveccecensssssssssdansccnnseosscsnscavessiviesscseteonsedvess 5 13 5 11 High Speed Serial Interface HSSI Optional eee eene eene eene nennen nennen nnne 5 13 B12 INDE
66. Ae WU EYES raming Unit 1 1 B F Modulator Demodulator Tx Baseband Loopback Framing Un Figure 3 4 Loopback Functional Block Diagram 3 8 Universal Satellite Modem Theory of Operation Revision 2 raming Unit F i Modulator 3 Es Demodulator B IF Loopback Figure 3 5 Loopback Functional Block Diagram J Interface Framing Unit L Demodulator Modulator Tx Rx Terrestrial Loopback Modulator Demodulator Tx Rx Baseband Loopback Figure 3 6 Loopback Functional Block Diagram 3 9 Universal Satellite Modem Revision 2 Theory of Operation 3 7 Clocking Options The modem supports a number of different clocking options that can be recovered from the satellite or the terrestrial links The various clocking options allow users to determine which clock will best fit their applications Figure 3 7 gives an overview on how the modem processes the various clocks for the Tx Clock source and the Rx Buffer Clock source Tx and Rx Clocks may be independently locked INVERT NONE INV TERR amp BASE INV BASEBAND INV TERR DATA SD as gt CLOCK amp DATA MODULATION Tx CLK ST A NORMAL High Stability HIGH STABILITY il Oscillator REF FREQ INTERNAL Si INVERTED AUTO EXTERNAL RC SCT CLK
67. CM 30 or PCM 30C Modes T1 Signaling An Insert T1 Yellow Fault occurred Valid in T1 ESF T1D4 or SCL 96 Modes E1 FAS E1 Frame Acquisition Sync An E1 FAS Fault occurred Valid in PCM 30 or PCM 30C PCM 31 or PCM 31C Modes E1 MFAS E1 Multi Frame Acquisition Sync An E1 MFAS Fault occurred Valid in PCM 30 or PCM 30C PCM 31 or PCM 31C Modes 6 2 1 6 Common Major Alarms Possible Cause TERR FPGA CFG Indicates an Interface Card FPGA configuration failure probably caused by a missing or wrong file CODEC FPGA CFG Indicates Turbo Codec Card FPGA configuration failure probably caused by a missing or wrong file 1 5V RX SUPPLY Displays the measured voltage of the 1 5 Volt Rx power bus located inside the modem 1 5V TX SUPPLY Displays the measured voltage of the 1 5 Volt Tx power bus located inside the modem 3 3V SUPPLY Displays the measured voltage of the 3 3 Volt power bus located inside the modem 5V SUPPLY Displays the measured voltage of the 5 Volt power bus located inside the modem 12V SUPPLY Displays the measured voltage of the 12 Volt power bus located inside the modem 20V SUPPLY Displays the measured voltage of the 20 Volt power bus located inside the modem EXT CLOCK ACT Indicates that the External Clock is not active EXT REF ACT Indicates no activity on the External Reference EXT REF LOCK Indicates
68. CP IP setup guidelines refer to Appendix G in the manual For additional information on the various WEB configurations and descriptions refer to the Remote Protocol Manual TM117 E NOTE Utilization of the Web Browser requires proper setup of the TCP IP menus The unit is shipped from the factory with the Boot Mode configured as Default Verify that the Boot Mode is set for Default To access the unit via the Ethernet port set the Boot Mode to IP TEST This will set the IP parameter to an accessible address If user wants to utilize an alternate address user must set the Boot Mode to NON VOL Contact the IT manager for proper guidance to ensure setup is successful F 2 WEB Users Configuration Radyne utilizes authentication and authorization together with a user database and a security realm to design a secure site This allows for the use of users and groups where users are generally people that may access the System and groups represent the position that users can hold The Modem s Front Panel has full administrative privileges allowing the operator through the Front Panel Menu entries to perform monitor and control modem parameter settings change other interface user names and passwords and modify IP network settings F 1 Universal Satellite Modem Revision 2 AUPC Operation The web user database consists of three users USER 1 USER 2 USER 3 with initial default names of guest oper and admin Access rights and authen
69. CP IP Ethernet Setup d IP TEST The IP Test selection is similar in behavior to the Default selection When enabled the following preset parameters will be programmed and will not change until the selection is changed To edit these parameters change the boot mode to NON VOL P MASK 255 255 255 000 IP ADDR 192 168 000 238 SERVER IP ADDR 192 168 000 101 ROUTER IP ADDR 192 168 000 102 NOTE The modem is shipped from the factory with the Boot Mode configured as Default Verify that the Boot Mode is set for Default To access the unit via the Ethernet port set the selection to IP TEST This will set the IP parameter to an accessible address If user wants to utilize an alternate address user must set the selection to NON VOL As an example we will use a new modem IP address of 172 018 100 205 for the remaining of the TCP IP setup procedure Contact the IT manager for proper guidance to ensure setup is successtul 2 BOOT SERVER TAG This allows for the selection of the operating boot tag when operating in the BOOTp Mode The default setting of 206 is automatically selected when the boot mode is set to DEFAULT factory preset mode 3 MODEM HOST This displays the unit Host name this is a read only display 4 IP ADDR MASK This will allow for the entry of the IP Address Mask This will need to be entered based on the Network settings Refer to your IP Administrator if you do not know this address for the c
70. D TROUBLESHOOTING eren nnn nnn nnn nn 6 1 6 1 Periodic Maintenance 2 etre nein ede Eoo sade cde cescevesheieiescusesstiessiccdaccscdseedancesdessasvssuiscdescdsseiectcdeasdeanss 6 1 6 1 1 GlockcAdj stment duni ead cetus terae PARERE Pole Eve sa eee Ree eel vn aedes 6 1 6 2 2 EE 6 2 6 2 1 e OT cereale Tr qr ut LO den 6 2 6 2 2 6 5 6 3 IBS Fault ConditionS and ACtiONS eee ene ann vaca nene eee naue xao ENR S kcu isasara x we ores 6 6 CHAPTER 7 TECHNICAL SPECIFICATIONS eren enne nne nnn nmn nnn nnn nana nara nate na tona sua n 7 1 7 1 hrec EE ETE DU ID 7 1 Universal Satellite Modem Revision 2 Table of Contents 7 2 Modulator si R 7 1 7 3 Demodulator uu 7 2 7 4 Plesiochronous Buffer M 7 2 7 5 Monitor and Repo pe 7 2 7 6 DMD50 Drop and Insert Optional eeee eene e eere ee esses esas ash sees sess osea 7 3 7 7 Terrestrial Interfaces 7 3 7 8 IDR ESC Interface Optlornal 5
71. Enables both Baseband loopback is performed at interface between the Baseband Processor Card and the Modem Card This ensures Framer Deframer integrity BASEBAND TX RX Enables both Baseband Tx and Baseband Rx NONE No loopback performed TERR RX Distant Loop Sends received satellite data to the Modulator for transmission to the distant end BASEBAND RX Sends Rx data from the Modem Card to the Tx data input to the Modem Card TERR TX Sends Tx Terrestrial Data to Rx data out BASEBAND TX Sends Tx data to the receive input to the BB Card 4 36 Universal Satellite Modem Revision 2 User Interfaces CARRIER TYPE NORMAL CW DUAL OFFSET POS FIR NEG FIR Allows the user to set the type of carrier NORMAL Causes the Modulator to output normal modulation CW Causes the Modulator to output a pure carrier DUAL Causes a double sideband output OFFSET Causes a single sideband output POS FIR For manufacturer s use only NEG FIR For manufacturer s use only 4 5 Terminal Mode Control The Terminal Mode Control allows the use of an external terminal or computer to monitor and control the modem from a full screen interactive presentation operated by the modem itself No external software is required other than Terminal Emulation Software e g Procomm for a computer when used as a terminal The Control Port is normally used as an RS 232 Connection to the terminal device The RS 232 operating parameters can be set usi
72. FER LEVEL RX BUFFER RESET ENTER Revision 2 Displays the measured voltage of the 12 Volt power bus located inside the modem 0 100 Displays the status of the Doppler Buffer Allows the user to re center the Doppler Buffer when ENTER is pressed on the keypad 4 4 6 Alarms Menu Options and Parameters A CAUTION Masking alarms may cause undesirable modem performance CURRENT ALARMS menu TX MAJOR menu FPGA CFG DSP CFG SCT CLOCK PLL SYM CLOCK PLL LB SYNTH PLL IF SYNTH PLL ETHERNET WAN Status Edit Table Pass Fail Unmasked Masked Indicates a transmit FPGA configuration failure Pass Fail Unmasked Masked Indicates a transmit DSP configuration failure Pass Fail Unmasked Masked Indicates that the Tx SCT Clock PLL is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration failure within the modem Pass Fail Unmasked Masked Indicates that the Tx Symbol Clock PLL is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a problem with the incoming clock to the modem SCTE Pass Fail Unmasked Masked Indicates that the Tx L Band Synthesizer is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem Pass Fail Unmasked Masked Indicates that the Tx IF
73. FO Pi Only idee eec iba bres repeti ua eR TATE epe e H 3 H 1 2 coste rre e ORO ere A ree een oed iun e ee Pete ode nl H 3 H 1 3 Mode selettion EAE 4 1 4 MultidestinationalSystems 5 Universal Satellite Modem Revision 2 Table of Contents H 1 5 Drop and Insert eee o eere nne e si innen eee re ege tgo Ege rue ee len H 6 H 2 Configuring the Modem for Drop and Insert ccccsssssssssseccccccccssssseeecccccccnsssseceecccccausssseeeeccconassssesececseosaasess H 8 H 2 1 Data e Re eee e Ee o RE ee het ete ded H 8 H 2 2 Operational Network Specification cccccscccccssscccesssceccseececsssesecsssecccssseecessaeecessseeccesseeeesaseccesseeecesseeceesseeeeenaes H 9 H 2 3 Terrestrial Framing Drop Mode Insert MOde ccccccesscessscessecessecessecesecesseesseecssseessscesstcessecesecessecesecesseceatens H 9 H 2 4 D amp I Sample Configurations and D amp I Clock Setup OptionS cccccccccssccesssscccessseceesecceesseeccesseeseesseeeesseeeessees H 10 H 3 2 2 I LIII m H 14 APPENDIX I EFFICIENT DROP amp INSERT 2222222222222202a2200n0an2n2202nnunnnanunnnunnunnunnnunnunnun nun nnnnnnnnnnnnnann I 1 1 1 sssciss cc cccececcdsivscccecseacescacdsecdventieessiccdicdesseteuscccacssasserdenccsdsessancFesvece
74. Frame Source selections can be accessed in the INTERFACE RX SETUP menus If Ext IDI is selected as the RX Buffer clock then user must first specify T1 E1 Frame Source External RX Buffer Clock recovered from the data Internal RX Buffer Clock recoverd from the internal clock DI DDO Loopback RX Buffer Clock recoverd from the data and looped back 3 12 Universal Satellite Modem Revision 2 Theory of Operation 3 7 3 EXT REF External Reference Top BNC Port J10 This is not actually a clock but does have some clocking implications When the external reference is used the master oscillator within the modem is locked to the external reference and the internal accuracy and stability of the unit assumes that of the External Reference Therefore not only are the transmit frequencies locked to the external reference but the modem s internal SCT Oscillator is locked to the external reference as well External reference port input is specified at 3Vpp to 5Vpp Sine or Square wave 3 8 RS530 422 V 35 Interface Standard Data must be clocked into the modem by either the SCTE or SCT Source If SCTE is selected as the Tx Clock Source then SCTE must be supplied to the modem on the EIA 530 port The output of the dejitter buffer will be clocked with this source SCT should be used if SCTE has excessive jitter 3 8 1 G 703 Interface Optional If the G 703 Interface is selected then the Tx Clock Source will default to SCTE an
75. IBS TX SERVICE STNDRD FRC ON FRC OFF STNDRD Set Alarm functions in a normal configuration FRC ON Forces an ON alarm status that is transmitted to the distant end FRC OFF Forces an OFF alarm status that is transmitted to the distant end STNDRD FRC ON FRC OFF STNDRD FRC ON FRC OFF STNDRD FRC ON FRC OFF STNDRD FRC ON FRC OFF STNDRD FRC ON STNDRD FRC ON STNDRD FRC ON 4 4 7 System Menu Options and Parameters DATE MM DD YY TIME HH MM SS CONFIG COPY FRONT PANEL menu BKLT LEVEL BKLT TIMEOUT Allows the user to enter the current date Allows the user to enter the current time Current CFG1 CFG10 Allows user to copy save and recall modem configurations OFF LOW MED HIGH Allows the user to enter the backlight intensity level 00 99 Allows the user to enter the length of time in seconds of keyboard inactivity before the backlight shuts off 00 no timeout 4 28 Universal Satellite Modem User Interfaces KEY CLICK MENU NAVIGATION LED TEST REMOTE CONTROL TERMINAL menu TYPE BAUD RATE REMOTE PORT menu ADDRESS BAUD RATE INTERFACE TCP IP menu BOOT MODE Revision 2 ON OFF Allows the user to enable or disable the audible beep each time a key is pressed lllegal entries will still cause a beep to be heard STANDARD FLOATING Standard This setting has a fixed starting point for all sub menus Floati
76. IO In 64K Mode Port 9 Pin Female D Connector 2 Signal Name Send Data A Receive Data A Ground Synchronous Data Send Timing B Synchronous Data Receive Timing B Send Data B Receive Data B Synchronous Data Send Timing A 4 Synchronous Data Receive Timing 5 9 Universal Satellite Modem Rear Panel Interfaces 5 8 K DATA J3 Revision 2 The 8K Data Port allows for communications between Earth Stations It is a 15 Pin Female D Connector that complies with IESS 308 Refer to Table 5 9 for pinouts 5 9 The G 703 Interface Port Balanced is a 15 Pin Female D Connector Refer to Table 5 10 for pinouts Table 5 9 8K DATA Port 15 Pin Female Connector J3 Signal Name Receive Octet B Direction Receive Clock B Receive Data B No Connection No Connection Transmit Data A Transmit Clock A Transmit Octet A 1 2 3 4 5 6 7 8 9 Receive Octet A Receive Clock A Receive Data A Ground Transmit Data B Transmit Clock B Transmit Octet B G 703 BAL J4 ESCTXO B Table 5 10 G 703 BAL Port 15 Pin Female Connector J4 Signal Name Send Data Signal SD A Direction Input Ground GND Receive Data A RD A Ground GND Output Drop Data Out DDO B Output Insert Data In 4 EXC
77. Installation 2 6 Modulator Checkout The following descriptions assume that the modem is installed in a suitable location with prime AC power and supporting equipment available 2 6 1 Initial Power Up CAUTION Before initial power up of the modem it is a good idea to disconnect the transmit output from the operating ground station equipment This is especially true if the current Modulator Configuration Settings are unknown where incorrect settings could disrupt the existing communications traffic New units from the factory are normally shipped in a default configuration which includes setting the transmit carrier off Turn on the unit by placing the Rear Panel Switch located above the power entry connector to the On Position Upon initial and subsequent power ups the Microprocessor will test itself and several of its components before beginning its Main Monitor Control Program These power up diagnostics show no results if successful If a failure is detected the Fault LED will illuminate The initial field checkout of the modem can be accomplished from the Front Panel or in the Terminal Mode The Terminal Mode has the advantage of providing full screen access to all of the modem s parameters but requires a separate terminal or computer running a Terminal Program The Terminal Mode is enabled from the front panel in the System M amp C Submenus 2 6 2 Factory Terminal Setup The factory terminal setup is as follows
78. Interfaces EBNO dB RX AGC LEVEL IBS BER RX DVB FRM LOCK COMMON menu TERR FPGA CFG CODEC FPGA CFG CODEC DEV CFG VOLTAGES menu Revision 2 Pass Fail Unmasked Masked Indicates that the Eb No is outside of limits Pass Fail Unmasked Masked Indicates if Rx level is below allowable limits Pass Fail Unmasked Masked Indicates that there are more than one in 1000 bits in error in IBS Mode Pass Fail Unmasked Masked Indicates that the Rx Satellite Data Stream Framing is not DVB Pass Fail Unmasked Masked Indicates an Interface Card FPGA configuration failure Pass Fail Unmasked Masked Indicates Turbo Codec Card FPGA configuration failure Pass Fail Unmasked Masked Indicates Turbo Codec Card ASIC configuration failure 1 5V RX SUPPLY Pass Fail Unmasked Masked 1 5V TX SUPPLY 3 3V SUPPLY 5V SUPPLY 12V SUPPLY 20V SUPPLY 12V SUPPLY Displays the measured voltage of the 1 5 Volt Rx power bus located inside the modem Pass Fail Unmasked Masked Displays the measured voltage of the 1 5 Volt Tx power bus located inside the modem Pass Fail Unmasked Masked Displays the measured voltage of the 3 3 Volt power bus located inside the modem Pass Fail Unmasked Masked Displays the measured voltage of the 5 Volt power bus located inside the modem Pass Fail Unmasked Masked Displays the measured voltage of the 12 Volt power bus located inside the
79. MHz SPECTRUM MODULATION SPECTRAL MASK SWEEP RANGE kHz SWEEP DELAY Sec REACQ RANGE Hz ADJ CARRIER PWR FAST ACQUISITION Revision 2 Refer to Strap Code Guide Appendix D The Strap Code is a quick set key that sets many modem parameters Consult the strap code guide for available strap codes Parameters set by strap code Data Rate Inner Code Rate Satellite Framing Scrambler Drop and Insert Outer Code Rate Reed Solomon Modulation Network Spec 50 90 MHz 100 180 MHz or 950 2050 MHz Allows the user to enter the Modulator IF Frequency in 1 Hz increments NORMAL INVERTED Allows the user to invert the direction of rotation for PSK Modulation Normal meets the IESS Specification QPSK BPSK OQPSK 8PSK 16QAM Allows the user to select the demodulation type Intelsat 0 35 DVB 0 35 DVB 0 25 DVB 0 20 Allows the user to set the spectral shape of Tx Data Filter 0 to 255 kHz Allows the user to set the acquisition range for the demodulator 0 0 6553 5 sec Allows the user to set the reacquisition delay time in 1 1 0 second increments 0 65535 Hz Allows the user to set the reacquisition sweep in 1 Hz increments Normal Supressed Allows the user to indicate adjacent carrier as Normal or Supressed High Power Unit will increase or decrease post decimination gain appropriately DISABLED ENABLED Allows the user to disable or enable the Rx fast acquisit
80. Mbps 3 4 Rate Viterbi nar ccsccssccsssccssscessecessscessecsssecsssecessessseecsseecsueeesaeceaecessecerseceseecens D 7 D 3 3 Case 3 Closed Network 3 4 Rate Viterbi IBS Overhead D 8 D 3 4 Case4 Loop Timing Exam ple necne ro hehe rhe A Fee D 9 APPENDIX E TCP IP ETHERNET di nidi iai Fr ud REC dc EX C d A E 1 E 1 IntroductiOFi Ra EE cei eo rente tonno eot cete oia Re nk T eed eaae ye ka ea EU seed ano EE e ko cre Rye sean n ER eoo e eee aA ska beo Nes Eee E 1 E2 TCP IP Network Configuration sssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssssessesssssssssssssssssssssssssssssssssaes E 1 E 3 Network Configuration Summary e eee eene eee eene e nnns esas stets sse sess sanas esse esses esas estes esses sss esaet esee esse ossa E 3 E 4 Ethernet Test 5 51i reci eoe parens eco oe Earn e E 3 E 4 1 Connecting the Modem Ethernet Cable to a Network E 3 E 4 2 Connecting the Modem Ethernet Cable Directly to a Computer without a Network E 3 E 4 3 Testing the Ethernet connection using the Ping Program Optional ccccccccsssscccsssseceessseceessseecesseceesseeeees E 6 APPENDIX F WEB BROWSER SETUP GUIDE 22 222222222202020n2aa200nuan2n2200nnunnuannnnnunnunnunnnnunnnnnn nun nn F 1 F 1 Introduction seen
81. N it slowly begins to raise the output power and will continue to adjust if the remote E N continues to drop As the rain increases in intensity the remote E N decreases but Local modem continues to increase its power level to compensate When the rain diminishes Local modem will see the remote E N begin to increase Local modem will lower its power level The operation is therefore a feedback control loop with the added complication of a significant time delay G 1 Universal Satellite Modem Revision 2 AUPC Operation G 1 2 EF AUPC In EF AUPC mode the Target E N indicates the local unit wants the remote unit to maintain a power level sufficient to provide the local E N value EF AUPC can be set to operate on either or both directions of a link but always require a bi directional channel Enabling AUPC on one side of the link will activate AUPC on the distant end of the link It is necessary that both the Modulator and Demodulator be set to the appropriate framing for AUPC options to be editable and for the AUPC function to operate properly Examples of the basic EF AUPC Operations are described as follows Assume that the two modems one at each end of the link are set to AUPC operation Only one direction is discussed but the same functions could be occurring in both directions simultaneously The local modem is transmitting to modem at a remote locale under normal conditions The remote modem has a receive EyN of 7
82. OM IBS D amp I AUPC 8PSK 16QAM TURBO 52 MBPS 73 SCRAMBLING DVB EDMAC 4 35 Universal Satellite Modem Revision 2 User Interfaces 4 4 8 Test Menu Options and Parameters TX TEST PATTERN NONE 2047 2 15 1 2 23 1 Allows the user to enable the tests listed above RX TEST PATTERN NONE 2047 2 15 1 2 23 1 Allows the user to enable the tests listed above PATTERN SYNC YES NO Yes indicates that the RX Test Pattern is in sync TST PAT ERR CNT NO SYNC nnnn x 10 Displays the number of errors detected by the test pattern checker TST PATT BER NO SYNC nnnn x 107 Displays the measured BER for the test pattern RESTART TST PAT ENTER Allows the user to restart the test by pressing ENTER on the keypad LOOPBACK WITH ETHERNET DATA INTERFACE Usage of the modems loopback capabilities in conjunction with the Ethernet data interface can produce undesirable network loops In order to run any type of data test with an Ethernet interface you must utilize two modems connected back to back Simply using one modem and a loopback will not produce the desired results LOOPBACK IF TERR TX RX BASEBAND TX RX NONE TERR RX BASEBAND RX TERR TX BASEBAND TX IFEC TX Terrestrial Loopback is performed at the Terrestrial Interface IF IF loopback loops the IF output of the Modulator to the IF input of the Demodulator If using 8PSK or 16QAM Modulation the output power must be above 15 dB TERR TX RX
83. PGA CFG Indicates a transmit FPGA hardware failure DSP CFG Indicates a transmit FPGA failure SCT Clock PLL Indicates that the Tx SCT Clock PLL is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem SYM Clock PLL Indicates that the Tx Symbol Clock PLL is not locked This alarm will flash on during certain modem parameter changes solid indication points toward a problem with the incoming clock to the modem SCTE LB Synth PLL Indicates that the Tx L Band Synthesizer is not locked This alarm will flash on during certain modem parameter changes solid indication points toward a configuration problem within the modem IF Synth PLL Indicates that the Tx IF Synthesizer is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem Ethernet WAN Indicates that the WAN Port is down 6 2 Universal Satellite Modem Revision 2 Maintenance and Troubleshooting 6 2 1 2 Major Rx Alarms Alarm Possible Cause Indicates a receive FPGA hardware failure FPGA CFG DSP CFG Indicates a receive DSP failure SIGNAL LOCK Indicates that the demod is unable to lock to a signal FRAME LOCK Indicates that the Framing Unit is unable to find the expected framing pattern MULTIFRAME LOCK Indicates that
84. RTESTERTERTTEFFERFTHEHFLRR B 3 B 4 1 Running in Demonstration Mode cccccccsssssseccccceesssseeeececessesseeecceeeeeesseeeeeeseeeeasseeceeseeeaseeeeeesseeaaseeeeeeseseaaaees B 5 B 4 2 Canceling Demonstration Mode ccccccsssccccecessssseeeeccesseessseeeeeeeseeesseeeeeceseesaseeeeeesseessseeeeeeeseesaaeeeeeeeesesaaaeeeeess B 6 APPENDIX C CARRIER ia iti rada avra duxi ah C 1 C 1 States 1 C 2 Carrier Offs cascicseicasencicccesdsgsnsectecesscdssgeasszcacessedsvcendecascescesssszencsiedcssdvanceckestssedessoccasecdeessasaaeacsesed cdgsvsasaccenetiessaeds C 1 C 3 Carrier OMe e C 1 C 4 Carrier n 1 5 Carrier A cr 2 6 e pgldgqpi 2 vi Universal Satellite Modem Revision 2 Table of Contents APPENDIX D STRAP aaan haaa dadana aaa D 1 Strap Codes A T E E E E A E D 1 D2 Sampe Applications 5 cote a a a e a ae ae a A a a Even Nea REPRE D 5 D 3 Operational Case Examples aiin nn nn en te ea eaa voe ee du i ea D 6 D 3 1 Case 1 IDR 8 448 Mbps 3 4 Rate D 6 D 3 2 Case 2 IBS 1 544
85. Revision 2 Drop and Insert To View the current Timeslot Assignment 1 If there is a question of the channels not being entered properly the Mapping Menu may be used to see how the channels timeslots are configured in the modem 2 Use ENTER and the Arrow Keys to make the mapping menu read for the Tx Side Map Copy TX ACTIVE TX EDIT 3 Press ENTER The modem has now copied the current Tx Settings to the Tx Channel Timeslot Display 4 For the Rx Side Map Copy RX ACTIVE RX EDIT 5 Press ENTER The modem has now copied the current Rx Settings to the Rx Channel Timeslot display It is not mandatory to assign timeslots in sequential order although the lowest timeslot must be entered in the lowest channel For example timeslots may be assigned 1 2 2 5 etc but not 1 5 2 2 H 2 Configuring the Modem for Drop and Insert Several dependencies exist when configuring the modem for Drop and Insert 081 The following paragraphs explain these dependencies and provide the user with the information required to ensure smooth transition into D amp l and to minimize the potential impact of these dependencies H 2 1 Data Rate Data Rate affects the Drop and Insert function in the following ways e It determines the number of Satellite Channels that will be displayed in the Edit Maps e t contributes to the Operational Mode selection process Trying to change the Operational Mode to D amp I when a data rate
86. SET USER 2 ACCESS GROUP Revision 2 16 characters of name This menu is only displayed when SNMP VERSION is set to V1 amp V2 This is the community that a host must be acting within when an OID variable is requested by a V1 V2 SNMP message 16 characters of name This menu is only displayed when SNMP VERSION is set to V1 amp V2 This is the community that a host must be acting within when an OID variable is being changed by a V1 V2 SNMP message Allows the user to enter the user identification for access to an FTP session Allows the user to enter the password for access to an FTP session ENABLE DISABLE NO GROUP GUEST OPER ADMIN Access rights represent the following No Group Denies Access Guest Users are able to navigate most of the site and view modem parameter settings Oper Users can monitor and and control parameter settings and change their own authentication passwords Admin At this highest access right the users can monitor and control the modems parameters change any user s name and authentication password and modify IP network settings Admin setting allows access to the entire site xxxxxxxx User to select password The user can modify the Authorization Passwords The user name can have up to 14 characters supporting alpha and numeric characters Alpha characters can be entered using the up and down arrow keys Numeric characters can be selected by using the number keys on the f
87. Set Network Spec Drop amp Insert Example 2 Multidestinational Remote Site Programming Drop 512 Kbps from a T1 trunk 3 4 Rate Viterbi Extract 512 Kbps from a 1536 Kbps carrier and insert into a T1 trunk 3 4 Rate Viterbi Drop 512 Kbps from a T1 trunk 3 4 Rate Viterbi Configuration setup is exactly as previously shown in Example 1 Extract 512 Kbps from a 1536 Kbps carrier and insert into a T1 trunk 3 4 Rate Viterbi Under Interface Under RX Setup Set Rx Type according to your hardware configuration Set Buff Size to desired depth Under Rx D amp l Set Insert Mode T1 D4 Set T1 E1 Frm Src External Use SATCh TS edit capability to define proper mapping of Satellite Channels to insert Terrestrial Slots For Satellite Channels that are not to be inserted enter NI No Insert for the Terrestrial Slot Universal Satellite Modem Use Map Copy to copy Rx Edit to Rx Active Under Demodulator Under Demod Data Set Data Rate 1536000 Set Conv Enc 3 4 Rate VIT Under Demodulator Set Network Spec Drop amp Insert Under Demodulator Under Demod IF Set Frequency to desired value Figures H 7 through H 10 illustrate D amp l Clock Setup Options Tx Trunk SD DDI Modulator TX CLK SCTE DDO Rx Trunk IDI BUF CLK IDI Demodulator BE RD IDO FRAME EXTERNAL Figure H 7 Transmit Trunk and Receive Trunk SD DDI Modulator TX CLK SCTE DDO IDI BUF CLK IDI Demodulator Re
88. Specifications Refer to Table 5 13 for DVB and Table 5 14 for M2P pinouts for this connector Table 5 13 J3 DVB In 25 Pin Female Table 5 14 J3 M2P In 25 Pin Female Pin Number Signal Name Direction Pin Number Signal Name Direction Output Output Input SYSTEM GND Input Input 16 Input D6 Input Input D5 Input D5 Input D4 Input Input D3 Input D3 Input D2 Input Input 4 6 8 9 Di da D1 Input DO Input Input DVALID Input DVALID Input PSYNG Input Input Cable Shield Cable Shield 5 14 Universal Satellite Modem Revision 2 Rear Panel Interfaces 5 13 4 DVB M2P OUT J4 The DVB or M2P OUT Port J4 is also supported on the DB 25 Female Connector It complies with RS 422 Electrical Specifications Refer to Table 5 15 for DVB and Table 5 16 for M2P pinouts for this connector Table 5 15 J3 DVB Out 25 Pin Table 5 16 J3 M2P Out 25 Pin Female D Sub Connector Female D Sub Connector Pin Number Signal Name Direction Pin Number Signal Name Direction 17 De Output 18 DO Output 6 Output 6 Dir Output 8 Output 8 D3 Output 9 Dir Output 9 D Output 23 DO Output D Output 13 CableShield 13 Cable Shield 5 15 Universal Satellite Modem
89. TERR INTFC BRD CODEC BOARD menu Allows the user to adjust the internal frequency reference for calibration Only displayed if the system reference clock source is HI STABILITY Used for factory test only Enter Indicates the Radyne part number for the IF Board Assembly 0 100 Allows the user to adjust the internal frequency reference for calibration Only displayed if the system reference clock source is HI STABILITY Used for factory test only Used for factory test only Used for factory test only Used for factory test only Used for factory test only Indicates the Radyne assembly number for the Terrestrial Interface Assembly Indicates the Radyne part number for the Codec Board 4 34 Universal Satellite Modem User Interfaces TPC FPGA IMAGE RS FPGA IMAGE TPC CODEC IMAGE FRONT PANEL BOARD FEATURES menu 5012 2840 2417 Revision 2 Used for factory test only Used for factory test only Used for factory test only Indicates the Radyne assembly number for the front panel board Allows the user to install purchased feature upgrades see Appendix Contact the ustomer Service Department or Sales for hardware and software upgrades UPGRADE LIST menu The following identifies the available upgrade features 10 MBPS 20 MBPS 52 MBPS The highest option installed will hide the lower rates RXIF RXLBAND TXIF TXLBAND ENH ASYNC IDR SEQ RS RS CUST
90. Unmasked Masked Indicates a receive DSP failure Pass Fail Unmasked Masked Indicates that the demod is unable to lock to a signal Pass Fail Unmasked Masked Indicates Rx signal level has fallen below input threshold Pass Fail Unmasked Masked Indicates that the Framing Unit is unable to find the expected framing pattern Pass Fail Unmasked Masked This alarm will flash on during certain modem parameter changes A solid indication points toward a problem with the incoming clock to the modem SCTE Pass Fail Unmasked Masked Indicates that the Rx L Band Synthesizer is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem Pass Fail Unmasked Masked 4 22 Universal Satellite Modem User Interfaces ETHERNET WAN FORCED ALARM RX MINOR menu BUFF UNDERFLOW BUFF NEAR EMPTY BUFF NEAR FULL BUFF OVERFLOW RX DATA ACTIVITY SAT AIS FRAME LOCK M FRAME LOCK INSERT CRC T1 E1 SIGNALING IFEC LOCK OFEC LOCK INTERLEAVER RS UNCORR WORD TPC IFEC LOCK Revision 2 Indicates that the Rx IF Synthesizer is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem Indicates that the interface card is faulted and will not pass data displays only when the Ethernet Card is installed and t
91. a RS 232 RS 485 Allows the user to select the interface type 150 19200 Allows the user to select the baud rate in Enhanced Async Mode Available rates are listed in Table 3 3 7 8 Allows the user to choose between 7 or 8 bit data ES ES ESC ENHANCED ES ES is the normal IBS Async Channel ESC Enhanced can be selected in Closed Net and uses the Overhead Signaling bytes in the IBS Overhead to pass asynchronous data 4 18 Universal Satellite Modem User Interfaces ES INTERFACE ES BAUDRATE ES BITS CHAR Revision 2 RS 232 RS 485 Allows the user to select the interface type 150 19200 Allows the user to select the Baud rate in Enhanced Async Mode 7 8 Allows the user to choose between 7 or 8 bit data 4 4 5 Monitor Menu Options and Parameters EVENTS ERASE EVENTS PRESS CLEAR INPUT LVL dBm EBNO dB REMOTE EB NO RAW BER CORRECTED BER BIT ERRORS FREQ OFFSET TOTAL PACKETS ERROR PACKETS PKT ERROR RATE PKT STATS RESET Displays a history of events recorded in the event buffer A maximum of 100 events may be stored in the buffer Upon receipt of the 101 event the first received event is automatically deleted and so on maintaining the maximum 100 events Allows the user to clear the contents of the Event Buffer by pressing CLEAR on the keypad Displays the estimated receive signal level as seen by the Demodulator Displays the estimated E N as seen
92. ace 50 pin SCSI 2 Type Connector Female 1 544 Mbps 100 Ohm Balanced AMI and B8ZS 2 048 Mbps 75 Ohm Unbalanced and 120 Ohm Balanced HDB3 6 312 Mbps 75 Ohm Unbalanced and 110 Ohm Balanced B8ZS and B6ZS 8 448 Mbps 75 Ohm BNC Unbalanced HDB3 Note Does not support backward alarms HSSI High Speed Serial Interface 50 pin SCSI 2 Type Connector Female Four RJ 45 Auto Crossover Auto Sensing 10 100 Ethernet Data Ports Complies with IEEE 802 3 and IEEE 802 3u IDR ESC T3 E3 STS1 Interface Optional 1 544 Mbps 100 Ohm Balanced AMI and B8ZS 2 048 Mbps 75 Ohm BNC Unbalanced and 120 Ohm Balanced HDB3 6 312 Mbps 75 Ohm BNC Unbalanced and 110 Ohm Balanced B8ZS and B6ZS 8 448 Mbps 75 Ohm BNC Unbalanced HDB3 34 368 Mbps 75 Ohm BNC Unbalanced 44 736 Mbps 75 Ohm BNC Unbalanced 51 84Mbps 75 Ohm BNC Unbalanced 100 to 240 VAC 50 to 60 Hz 40 Watts Maximum 48 VDC Optional 0 to 50 C 9596 Humidity Non Condensing 20 to 70 9996 humidity Non Condensing 19 W x 19 5 Dx 1 75 H 48 26 x 48 89 x 4 45 cm 8 0 Pounds 3 64 Kg 7 4 Universal Satellite Modem Technical Specifications 7 19 Data Rate Limits Non DVB Modulation Code Rate NONE Min Data Rate Max Data Rate 30000000 VIT 1 2 15000000 VIT 3 4 22500000 VIT 7 8 26250000 SEQ 1 2 2048000 SEQ 3 4 2048000 CSEQ 3 4 2048000 SEQ 7 8 2048000 TPC 21 44 14318182
93. ad required to carry the Enhanced Async is driven by the in band baud rate The calculation is a two step process involving the in band baud rate and the number of slots as follows X Truncation of In Band Baud Rate N 125 Efficient D amp I Rate increase X 125 bps Because of the truncation this increase in bandwidth is guaranteed to be less than the baud rate itself Summary and Examples The following examples further illustrate how to calculate the Efficient D amp l rate which can be summarized for N timeslots as Efficient D amp l Rate Data Rate N 250 bps With E1 signaling add N 2000 bps With Enhanced Async add Truncation In Band Baud N 125 N 125 bps Example 1a 5 Drop Slots with T1 D4 framing standard ES to ES overhead For 5 Drop Slots the Data Rate would be 5 64000 or 320000 bps Universal Satellite Modem Revision 2 Efficient Drop amp Insert The Efficient 081 Rate would be 320000 5 250 bps 321250 bps The Drop amp Insert Open Network rate is over 20 000 bps higher at 341333 bps Example 1b Change to E1 PCM30 framing E1 Signaling standard ES to ES overhead Add 5 2000 bps to our previous calculation gives 331250 bps Still saving over 10 000 bps compared to the open network standard Example 1c Change to Enhanced Async with In Band Baud Rate of 1200 X Truncation of 1200 5 125 X Truncation of 1 92 X 1 Add 1 5 125 bps to our previous calculation
94. al levels are ECL Gapped clocking not supported The pinouts for this interface are listed in Table 5 23 Table 5 23 J1 HSSI High Speed Serial Interface 50 Pin Connector Pin No Pin No Signal Name Description Direction SG SignlGrud RD ReceveDaa Output SG SignlGrund TA DTE Available Input TT Terminal Timing SCTE Input SD Send Data Signal Ground 5 Ancillary to DCE Reserved Input Signal Ground 4 Ancillary from DCE Reserved Output TM Test Mode Output MOD FLT Output DMD FLT Output 5 17 Ethernet Data Interface The DMD50 Ethernet Data Interface provides four RJ 45 Auto Crossover and Auto Sensing 10 100 Ethernet Data Ports JS1 through JS4 may be referred to Port 1 through Port 4 respectively Refer to Figure 5 1 for rear panel configurations JS1 is Port 1 JS2 is Port 2 JS3 is Port 3 JS4 is Port 4 Refer to Figure 5 1 for outline and Appendix for setup amp configuration 5 18 GigE Interface FUTURE OPTION 5 20 Chapter 6 Maintenance and Troubleshooting This section discusses unit maintenance and troubleshooting for the Universal Satellite Modem y CAUTION The modem contains a Lithium Battery DANGER OF EXPLOSION exists if the battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries in accordance with local and national regulations
95. al will be appreciated To submit comments please contact the Comtech EF Data Technical Publications Department TechnicalPublications comtechefdata com Conventions Whenever the information within this manual instructs the operator to press a pushbutton switch or keypad key on the Front Panel the pushbutton or key label will be shown enclosed in less than lt and greater than gt brackets For example the Reset Alarms Pushbutton will be shown as RESET ALARMS gt while a command that calls for the entry of a 7 followed by ENTER Key will be represented as lt 7 ENTER gt Record of Revisions jen Date Reason for Change 1 0 1 13 06 Initial Release Update to reflect Web Browser Quick Setup Guide Efficient Drop amp Insert TCP IP Internet 1 1 5 31 07 HSSI G 703 HSSI Ethernet Updated Clock options Updated M amp C descriptions Added Near Side AUPC 1 2 11 12 08 Updated External Reference 2 10 19 09 Revised to Comtech standards Universal Satellite Modem Revision 2 PREFACE Cautions and Warnings A CAUTION A caution icon indicates a hazardous situation that if not avoided may result in minor or moderate injury Caution may also be used to indicate other unsafe practices or risks of property damage Ge A warning icon indicates a potentially hazardous situation that if not avoided could result in death or serious injury A note icon identifies information for the proper operation of y
96. amp V2 is used RD COMMUNITY and RDWR COMMUNITY are used to determine the authorization of an incoming message When V3 is used three contexts are supported public mib2 and dev Context Authentication and Privacy are a portion of each SNMPV3 message The public context will only allow the user to see the sysoid of the unit This is the most restricted access possible and only allows the unit to be identified by a host SNMP Station The mib2 context allows a user with appropriate authentication to access the mib2 OIDs and the SNMP OIDs These are of interest primarily to network operators not controlling the satellite link The dev context allows a user with appropriate authentication to access the device control portion of the MIB These OIDs are used to control the devices satellite link and operation TRAP VERSION V1 V2 This controls the type of message format used when a message trap is generated by the equipment and bound for a SNMP Host Messages will only be sent if the unit has been authorized to do so AUTHORIZATION TRAPS OFF TRAPS ON This controls the type of message format used when a message trap is generated by the equipment and bound for a SNMP host Messages will only be sent if the unit has been authorized to do so 4 31 Universal Satellite Modem User Interfaces RD COMMUNITY RDWR COMMUNITY FTP menu WEB USER ID PASSWORD CONFIRMATION USER 1 ACCESS GROUP AUTH PASSWORD USER RE
97. amp C processes this information and generates status indications as well as alarms when necessary Detailed status information is available via the modems various user interfaces including the remote and terminal ports An external summary fault is available on the RS422 Data interface The M amp C contains a high performance microprocessor and is responsible for overall command and control of modem functions The M amp C is constantly monitoring all subsystems of the modem by performing a periodic poll routine and configures the modem by responding to commands input to the system During each poll cycle the status of each of the subsystems is collected and reported to each of the external ports Performance statistics such as Eb No buffer fill etc are compiled If faults are detected the M amp C will take appropriate actions to minimize the effect of such faults on the system refer to the Fault Matrices in Chapter 6 3 4 Universal Satellite Modem Revision 2 Theory of Operation The modem supports the following M amp C protocols Terminal Interface Section 3 2 1 Remote Port Interface Section 3 2 2 Ethernet M amp C Web Browser amp SNMP Section 3 2 3 Modem Status Alarms amp Contact Closures Section 3 2 4 3 3 1 Terminal Port This port supports an asynchronous control protocol as described in Section 4 It is configured to support RS 232 signal levels This port is intended for use in computer based remote M amp C All
98. and or demodulator configured for 768 Kbps operation The T1 or E1 Data in the transmit path or the demodulated data in the receive path would be dropped from and or inserted into the first 12 time slots of the T1 or E1 frame The Multiplexer would know to look only at the first 12 entries in the Active map s and would ignore the other 18 entries To insert data received from a demodulator into channels 3 through 14 of an E1 frame the first 12 entries of the Active Receive map should contain 3 4 5 6 7 8 9 10 11 12 13 and 14 ROM Map 7 could be used as the template for an Active Transmit Drop and or Active Receive Insert Map with a modulator and or demodulator configured for 1920 Kbps operation This would be used with E1 frames where time slot 16 is not used for the multiframe alignment signal and therefore channels 1 through 30 are mapped directly with time slots 1 through 30 ROM Map 7 could also be used as the template for an Active Transmit Drop and or Active Receive Insert Map with a modulator and or demodulator configured for 1024 Kbps operation This would be used with T1 or E1 frames where channels 1 through 16 are mapped into time slots 1 through 16 in any order Map slots 17 through 30 would be ignored ROM Map 7 could also be used as the template for an Active Transmit Drop and or Active Receive Insert Map with a modulator and or demodulator configured for 1536 Kbps operation This would be used with T1 frames where c
99. bs Es pw 3 oa wr wone vasvess os 3264 NONE V 35 TES SE I m sie sew ws EAR GRE RR BEE De p oer sse o EN 134 192 320 320 384 448 3 4 1 2 3 4 1 2 3 4 3 4 3 4 VIT VIT VIT VIT VIT VIT VIT VIT BS BS BS BS BS BS BS BS 448 VIT BS BS BS a 146 104 576 640 1 2 1 2 VIT BS BS ses es EN ws VIT IBS IBS BS BS BS BS IBS o 4 4 ojlo D 3 Universal Satellite Modem Strap Codes Strap Codes Dis Disable Revision 2 Strap Code Decimal Data Rate Kbps Overhead Code Rate 196 Framing Type Scrambler Type Drop and Insert Reed Solomon 896 16 15 896 16 15 16 15 208 224 1024 1024 A N 1536 C 1088 n n n n n n n n 1792 16 15 1792 16 15 101 2048 16 15 102 1856 16 15 105 1856 16 15 w aa ac wa v ECCE SEG LAN wa ESE Poa oer To s v N EE wa v EAE wa v CHE wa v EAE EHE HE NEEDED v EE zoe 75 v n n n n Modulation D 4 Universal Satellite Modem Revision 2 Strap Codes Strap Codes Dis Disable Strap Code Decimal Overhead Code Rate
100. cal modem when the Eb No increases above the Eb No target 0 to 25 dB This allows the user to set the maximum Transmit Power EF AUPC When configured for EF AUPC the maximum Transmit Power is the highest power setting that the local modem will use when the local modem commands an increase in Transmit power from the Remote modem RADYNE When configured for Radyne AUPC the maximum Transmit Power is the highest power setting that will be used when the remote modem commands an increase of the Transmit Power from the Local modem NEARSIDE When configured for NEARSIDE AUPC the maximum Transmit Power is the highest power setting that will be used by the local modem when the Eb No decreases below the Eb No target 4 0 to 16 dB This allows the user to set the desired E N for the local receiver RADYNE AUPC When configured for Radyne AUPC this setting is compared against the remote E N and commands to the local modem to increase or decrease the local transmit power EF AUPC When configured for EF AUPC this setting is compared against the local received E N and commands to the remote modem to increase or decrease transmit power NEARSIDE When configured for NEARSIDE AUPC this setting is compared against the received E N of the local modem and commands to the local modem to increase or decrease transmit power 0 5 to 6 0 Allows the user to set the rate at which the commands to increase or decrease Transmit Power are se
101. cated in the REMOTE CL ACTION Menu of the remote modem upon receiver loss of lock LOOPBACK DISABLE ENABLE Allows the user to enable or disable the Baseband Loopback Test Mode of the remote modem TX 2047 TEST DISABLE ENABLE Allows the user to enable or disable the Transmit 2047 Pattern Test Mode of the remote modem RX 2047 BER Reports the BER measurement of the receiver 2047 Pattern Test Mode of the remote modem BER is reported from the 1x10 to 1x10 in tenth decade steps if the pattern does not synchronize or is out of range NO DATA will be displayed When modems are configured for Radyne AUPC the remote Eb No will be displayed in the Monitor Menus REED SOLOMON menu These selections are visible only when the Reed Solomon Option is installed ENABLE DISABLE ENABLED DISABLE Allows the user to Enable Disable the Reed Solomon Encoder RS RATE Refer to Table 3 1 for standard n k values Displays the currently used n k Reed Solomon Codes In Closed Net Mode and using the appropriate hardware the user may select custom R S Codes INTERLVR DEPTH 4 8 12 Allows the user to select the Reed Solomon interleaver depth In Closed Net Mode a depth of 4 or 8 may be selected 4 10 Universal Satellite Modem Revision 2 User Interfaces 4 4 3 Demodulator Menu Options and Parameters NETWORK SPEC IDR IBS DROP amp INSERT CLOSED NET DVB SAT The Network Spec Command sets a number of parameters within
102. ce Viterbi 7 21 Table 7 9 16 BER Performance Turbo 7 21 Table 7 10 O QPSK BER Performance 7 22 Table 7 11 8PSK BER Performance Turbo 7 22 Table 7 12 16QAM BER Performance Turbo sse entente terrens nnn snnt enne 7 22 Table 7 13 Open Network Performance ssesssssssssssesesee eene enne nsn nnne nnns nnns esten enne nnns nnne 7 22 Table D 1 Strap Codes to feto e teet be abeo eee at Feet D 1 Table Gs1 AUPG Functions u eek ete eie te desi rei td eade vet esed G 3 Table G 2 Remote AUPG F rcti ns e tie t f tee d e d Eee e d eee aee oan G 3 Table H 1 D amp I Multiplexer Map Locations Used ssssssessneneeenenenneenen nnns H 14 Table H 2 D amp E ROM et te ret e t eost e ada cee a Fe vade ud H 15 PREFACE About this Manual This manual provides installation and operation information for the Comtech EF Data DMD50 Universal Satellite Modem This is a technical document intended for earth station engineers technicians and operators responsible for the operation and maintenance of the DMD50 Reporting Comments or Suggestions Concerning this Manual Comments and suggestions regarding the content and design of this manu
103. cify the Ethernet port data rate 10BaseT Example Ethernet port Data Rate 10 MBPS HD E 2 Universal Satellite Modem Revision 2 TCP IP Ethernet Setup E 3 Network Configuration Summary If the above steps were followed and the information was entered then the following would be the TCP IP configuration summary for a router specified setup 1 Boot Mode NON VOL 2 Bootp Server Tag 206 3 Modem Host DMDXX 4 IP Address Mask 255 255 0 0 5 Modem IP Address 172 18 100 215 6 Server IP Address 172 18 4 250 7 Router IP Address 010 000 001 001 8 Modem Ethernet Address 0010650903EB 9 Ethernet Rate 10 MBPS HD E 4 Ethernet Test E 4 1 Connecting the Modem Ethernet Cable to a Network Link 1 Connect the Network Switch Hub to the Modem Ethernet port J9 using standard RJ 45 to RJ 45 10BaseT CAT 5 Cables as shown below ETHERNET ETHERNET Rafha sees z ee 4m 9 c S s z STRAIGHT CABLE STRAIGHT CABLE l MODEM di 7 JE Ji l NETWORK SWITCH HUB NETWORK TYPE CONNECTION Figure E 1 Ethernet Network Connection E 4 2 Connecting the Modem Ethernet Cable Directly to a Computer without a Network The user can directly connect to the equipment without connecting to a network This will often occur at remote sites where a network is not available To connect the user will need an Ethernet Crossover Null cable The pinout for this cable is as fol
104. cted Demod Fault De energized when any receive side fault is detected Common Fault De energized when any fault that is not explicitly a Tx or Rx Fault such as an M amp C or Power Supply Fault Open Collector Faults The UIM provides two Open Collector Faults that appear at Pins 18 amp 21 on J19 Mod Fault Will sink up to 20 ma maximum until a transmit or common fault is detected Will not sink current if a fault is detected Demod Fault Will sink up to 20 ma maximum until a receive or common fault is detected Will not sink current if a fault is detected The open collector faults are intended for use in redundancy switch applications in order to provide quick status indications 3 4 Async Port ES ES Communications This port is dedicated for ES ES Communications supported by either RS232 or RS485 signal levels The baud rate and protocol can be selected from the Front Panel The port may be configured for a number of communications protocols Overhead data to from the UIM is routed to from the framer deframer This port is also used by SCC Framing for the in band data 3 5 Internal Clock The time and date is kept in order to time tag system events User can change the Internal Clock via the front panel Web Browser or Terminal ports 3 6 Universal Satellite Modem Revision 2 Theory of Operation 3 6 Loopback Features Terrestrial amp IF The modem provides for a number of different loopbacks The Loopback su
105. d on the number of slots n to be dropped or inserted n 1 data rate 64000 n 2 data rate 128000 n 3 data rate 192000 n 4 data rate 256000 n 5 data rate 320000 n 6 data rate 384000 n 8 data rate 512000 n 10 data rate 640000 n 12 data rate 768000 n 15 data rate 960000 n 16 data rate 1024000 n 20 data rate 1280000 n 24 data rate 1536000 n 30 data rate 1920000 valid with E1 Interface only H 2 2 Operational Network Specification The Network Specification of the Modem often determines which additional menus and displays are available for use by the operator The D amp l Mode specific menus will not be displayed unless the Network Specification of the modem is set to D amp l Therefore the second step in configuring the modem should be to set the Network Specification to D amp I At this point the D amp I specific menus in the Interface section will become available and will remain available until the Network Specification of the modem is changed to something other than D amp l When the Network Specification is changed to something other than D amp l the D amp l specific menus will automatically disappear H 2 3 Terrestrial Framing Drop Mode Insert Mode The Drop Mode Selection and the Insert Mode Selection identify the Terrestrial Data Framing Format As previously mentioned their selection is influenced by the Modulator and Demodulator Data Rates and trying t
106. d by the IP TEST Stores and uses IP Mask and addresses to fixed settings as listed below Bootp Server Tag 206 IP Address Mask 255 255 255 000 Modem IP Address 192 168 0 238 Server IP Address 192 168 000 101 Router IP Address 192 168 000 102 FF FF FF 00 hex C0 A8 00 EE C0 A8 00 65 C0 A8 00 66 nn zn BOOTp SERVER 128 257 default is 206 Only used if Bootp is selected in Boot Mode Should be consistent with the tag expected by the users Bootp Server MODEM HOST The Host Modem for the network IP ADDR MASK XXX XXX XXX XXX Hexidecimal Mask ddd ddd ddd ddd Decimal Mask The IP Address Mask of the local network The mask is expressed in a hexadecimal format and must be a valid TCP IP Mask This field should be set before changes are made to the Modem or Router Address MODEM IP ADDR XXX XXX XXX XXX Hexidecimal Address ddd ddd ddd ddd Decimal Mask The IP Address of the modem This address should be consistent for the mask defined This address is expressed in hexadecimal format Broadcast and loop back addresses will not be allowed These are addresses with all subnet bits set to 0 s or 1 s SERVER IP ADDR XXX XXX XXX XXX Hexidecimal Address ddd ddd ddd ddd Decimal Address The IP Address of the Boot Server and the address of the SNMP Trap Server when SNMP is active If a server is used and there is no local router this address must be consistent with the modem address If a router has been s
107. d the Clock Polarity will default to Auto Loop timing with a G 703 Interface or Asymmetrical Data Rates requires external equipment at the remote end that is capable of using the recovered RD Clock as source timing for SCTE SD The modem will not manipulate the clock frequency Therefore the transmit and receive clock rates must be equal in order for the modem to perform loop timing 3 8 2 HSSI Interface Optional If the HSSI Interface is selected then the Tx Clock Source will default to SCTE and the Clock Polarity will default to Auto 3 8 3 Ethernet Data Interface Optional If the Ethernet Data Interface is selected then the Tx Clock Source will default to SCTE and the Clock Polarity will default to Normal If the Ethernet Data Interface is selected then the Buffer Clock will default to RxSat and the Buffer Clock Polarity will default to Normal 3 13 Universal Satellite Modem Revision 2 Theory of Operation 3 9 Reed Solomon Codec Refer to Figure 3 8 Figure 3 9 and Table 3 1 Utilizing a Reed Solomon R S Outer Codec concatenated with a Convolutional Inner Codec is an effective way to produce very low error rates even for poor signal to noise ratios while requiring only a small increase in transmission bandwidth Typically concatenating an R S Codec requires an increase in transmission bandwidth of only 9 12 while producing a greater than 2 dB improvement in E N R S is a block Codec where K data bytes a
108. data rate and is normally used to super sample an asynchronous data channel Bit 2 Frame Alignment Part of the Frame Alignment word Bit 3 Backward Alarm Transmit and Receive with main processor to activate Main Alarm LED Bit4 Multiframe Message As per IBS Bits 5 and 6 Spare Not currently utilized Bits 7 and 8 Encryption Utilization Not currently utilized The ratio of the Through Terrestrial Data Channel Rate to the aggregate rate is 15 16 The standard transmit and receive channels of the ES to ES Data Channel in Standard IBS Mode are raw channels operating at the specific bit rate as controlled by the data channel rate without buffering In addition no clocks are provided with this channel Since it would be rare that the data rate provided was exactly that required for a standard rate device the only method of communicating using this channel is to allow it to super sample the user data 3 17 Universal Satellite Modem Revision 2 Theory of Operation 3 12 Asynchronous Multiplexer Mode Since many of the frame bits in the standard IBS mode are not used an Enhanced Multiplexer Mode has been implemented that can be engaged under software control Since this mode changes the use of many of the framed non data bits this mode is only usable when the DMD50 is at both ends of a link In this mode the overhead signaling bytes 16 and 48 can be used to implement a significant
109. dem and is clocked into a dejitter FIFO Data is clocked out of the FIFO by the Modulator Clock The Modulator Clock and Phase Locked Loop PLL in conjunction with the Dejitter FIFO which reduces the input jitter Jitter reduction exceeds the jitter transfer specified in CCITT G 821 SCTE is sometimes referred to as Tx Terrestrial Timing or Terminal Timing Terminal Timing is reference to the RS422 synchronous interfaces 3 7 1 2 SCT Serial Clock Transmit The SCT clock can be generated internally or recovered from the satellite The SCT clock source can be used as the TX clock source RX Buffer Clock source and the Terrestrial Terminal equipment for clocking the transmit data If the SCT clock is recovered from the satellite then it is referred to as SCR SCR is also referred to as Receive Clock Satellite Clock or Receive Timing RT When SCT clock is configured as Internal the frequency of the clock is set the same as the Transmit Terrestrial Clock rate If SCT clock is configured as SCR the internal clock is set to the same rate as the incoming receive satellite clock SCT is sometimes referred to as Internal Timing or Send Timing ST In the event that the satellite clock is lost the modem will automatically switch over to the Internal Clock and revert back to SCR when activity is detected If SCT is selected then Terrestrial data that is synchronous to the SCT Clock is required to be supplied by the modem It is intended for the ter
110. dem monitor and control areas as set in the Front Panel matrix columns This screen is used for setting the parameters of the Modulator Demodulator Event Alarm Latched Alarm Drop Controls Insert Controls and Interface Areas 4 6 Terminal Port User Interface The Remote Port J20 of the modem allows for complete control and monitoring of all parameters and functions via an RS 232 Serial Interface Terminal Mode can be entered from the front panel by selecting System and then Control Mode followed by Terminal The baud rate and evaluation type can be changed at the front panel by using the System gt Baud Rate Menu The Terminal Control Mode is menu driven and the allowable values for each item number will be shown To change an item type in its number followed by ENTER If the parameter to be changed requires a numeric value enter the number followed by ENTER If the parameter is non numeric press lt SPACE gt to cycle through the list of available entries Items that do not have ID numbers are Status only and cannot be changed 4 7 Connecting the Terminal 1 Connect the computer to the Remote Connector J20 on the rear of the unit using the RS 232 Cable 2 Enable the terminal by selecting Terminal Mode located under the System Control Mode Menu from the front panel 3 Verify that your emulation software is set to the following 8 data bits no parity 1 stop bit Modify the selection if necessary to match
111. der Mod IF Menu Set desired Tx frequency and power level Turn IF on D 7 Universal Satellite Modem Revision 2 Strap Codes Demodulator Method 1 Method 2 Under Interface Menu Set Interface type Set Buff clock selection Set Buffer Size Set Framing to 1 15 Set mode to IBS Under Demod IF Menu Set desired Rx frequency Under Demod Data Menu Set code rate to 3 4 VIT Set data rate for 1544000 Under Interface Menu Set Interface type Set Buff clock selection Set Buffer Size Under Interface Menu Set Interface type Set Buff clock selection Set Buffer Size Set Demod strap code to 120 Under Demod IF Menu Set desired Rx frequency D 3 3 Case 3 Closed Network 3 4 Rate Viterbi IBS Overhead Starting with the Data Rate 512 Kbps Modulator Method 1 Method 2 Under Interface Menu Set Interface type Set Tx clock selection Set mode to IDR Under Mod Data Menu Set code rate to 3 4 VIT Set Framing for 1 15 Under Mod IF Menu Set desired Tx frequency and power level Turn IF ON Under Interface Menu Set Interface type Set Tx clock selection Set Mod strap code to 101 Under Mod IF Menu Set desired Tx frequency and power level Turn IF on D 8 Universal Satellite Modem Revision 2 Strap Codes Demodulator Method 1 Under Interface Menu Set Interface type Set Buff clock selection Set Buffer Size Set mode to Closed Net Under Demod IF Menu Set desired Rx frequency Under Demod da
112. desired clock name is displayed the number keys may be used to assign a priority value Pressing Enter will re sort the list Do this until the clock sources are prioritized in the order desired Use the left right arrow keys to move the cursor to the depth field This field assigns the number of entries to use The number keypad or the up down arrows can be used to change the value Clock Source Priority SRC DEPTH RX SAT 1 of 3 SCTE 2 of 3 eM SCT 3 of 3 EXT BNG 4 of 3 Will not be EXT IDI 5 of 3 used since 4 gt 3 and 5 3 SRC Map Dest Map Allows the user to copy drop and insert maps Tx Act map is the drop map currently being used by the modem Source and destination may be any of the following TX ACT RX ACT TX EDIT RX EDIT USER 1 USER 8 ROM 1 ROM 8 1 31 1 31 The up down arrow keys allow you to traverse the sat terr pairings The slot numbers may be edited using the keypad Allows the user to edit the Tx Edit map and specify the terrestrial slots that will be dropped into the assigned satellite channels The satellite channels are fixed and the number of channels are determined by the data rate The terrestrial time slots available are determined by the drop mode When the user has finished editing the Tx Edit map it must be copied to the Tx Act map before it will be used by the modem NORMAL INVERTED Allows the user to select the Buffer Clock Polarity for the Tx Terrestrial Clock relative to the Tx
113. e Alignment MFAS or Channel Associated Signaling CAS In addition the Drop Function verifies the received terrestrial CRC checksum and the Insert Function calculates the required CRC checksum The user may independently program n timeslots to drop and n timeslots to insert where n 1 2 3 4 5 6 8 10 12 15 16 20 24 or 30 Because there is no implied ABCD signaling the user is free to select timeslot 16 as a Drop or Insert Timeslot H 1 3 5 T1 D4 T1 D4 S The T1 D4 Mode of Operation supports a T1 Interface with 12 frames per multiframe The user may independently program n timeslots to drop and n timeslots to insert where n 1 2 3 4 5 6 8 10 12 15 16 20 24 or 30 Robbed Bit Signaling RBS is handled without any need for operator intervention and is transparent to the user H 1 3 6 T1 ESF T1 ESF S The T1 ESF Mode of Operation supports a T1 Interface with 24 frames per multiframe The CRC 6 checksum is automatically checked by the Drop Function and generated by the Insert Function and placed in the appropriate F bit positions in the terrestrial multiframe The user may independently program n timeslots to drop and n timeslots to insert where n 1 2 3 4 5 6 8 10 12 15 16 20 24 or 30 Robbed Bit Signaling RBS is handled without any need for operator intervention and is transparent to the user H 1 4 Multidestinational Systems Because the Drop and Insert Functions are completely independent so mul
114. e D amp l Trunks H 2 Universal Satellite Modem Revision 2 Drop and Insert H 1 1 Drop Only When Drop is enabled and Insert is disabled the unit performs a drop only function Framed E1 or T1 Data is input via the Send Data In Port the selected timeslots are dropped into the IBS frame structure and the unaltered terrestrial data is output via the Send Data Out Port refer to Figure H 3 SD DDI Terrestrial Trunk RD IDO Figure H 3 Drop Only H 1 2 Insert Only When Insert is enabled and Drop is disabled the unit performs an insert only function If framed terrestrial E1 or T1 Data is available it should be input via the Insert Data In Port The Terrestrial Data is buffered inside the Modem The RX Baseband Processor inserts satellite data into the selected timeslots in the G 704 Frame and the modified terrestrial data is then output via the Receive Data Out Port refer to Figure H 4 If framed terrestrial data is not available selection of the Internal T1 E1 frame source will cause the modem to generate the required G 704 Frame The Satellite Data will be inserted into the selected timeslots and the resulting terrestrial data will be output via the Receive Data Out Port Any non inserted timeslots in the G 704 Frame will be filled with the appropriate Idle Code refer to Figure H 5 SD DDI DDO IDI Terrestrial Trunk Figure H 4 Insert Only with Eternal Frame Source H 3 Universal Satel
115. e are less Sync Words there is a higher acquisition time The following examples show a control ratio of 1 to 3 and 1 to 1 Example 1 shows three Control Words for every Synchronizing Word and Example 2 shows one Control Word for every Synchronizing Word Control User Control User Word Data Word Data 10 bits n bits 10 bits n bits 10 bits n bits 10 bits n bits 10 bits Sync User Control User Word Data Word Data 10 bits n bits 10 bits n bits 10 bits n bits 10 bits n bits 10 bits 1 to 1 Control Ratio The Control Ratio of the receiving units must match the Control Ratio of the transmitting unit 3 19 Universal Satellite Modem Revision 2 Theory of Operation 3 14 2 Aggregate Data Rate The aggregate data rate equals the following User Data Rate In Band Rate Synchronizing Overhead Rate Because SCC must adjust the overhead so that there are an equal number of user data bits in each slot the synchronizing overhead cannot be easily calculated However dividing the In Band Rate by the Control Ratio can approximate it The following equation shows the basic calculation of this rate Aggregate Date Rate User Data Rate In Band Rate In Band Rate Control Ratio User Data In Band Synchronizing Rate Rate Overhead Aggregate Data Rte lt lt As an example given the following parameters User Data Rate 1 024 000 bps In Band Rate 19 200 bps Control Ratio 1to7 Aggregate data rate 1 024 000 19 200
116. e or more full duplex 9600 baud multi drop control buses that conform to EIA Standard RS 485 Each piece of earth station equipment on a control bus has a unique physical address which is assigned during station setup configuration or prior to shipment Valid decimal addresses on one control bus range from 032 through 255 supporting up to 224 devices per bus Address 255 of each control bus is usually reserved for the M amp C computer 4 39 Universal Satellite Modem Revision 2 User Interfaces 4 10 Ethernet Remote Port Interface SNMP amp Web Browser This port is dedicated for Ethernet Communications supporting SNMP FTP and Web Browser The port is configured for 10 Base T communications protocols The Ethernet M amp C Interface requires a standard RJ45 Male connector Refer to Appendix E and F for proper setup of the TCP IP interface and Web Browser Setup Refer to the Remote Protocol Manual for SNMP MIB and Web Browser Menus 4 40 Chapter 5 Rear Panel Interfaces This section discusses the electrical interfaces available from the rear panel All locations are as viewed from the rear of the unit unless otherwise specified 5 1 Connections All connections are made to labeled connectors located on the rear of the unit refer to Figure 5 1 for the standard unit Any connection interfacing to the modem must be the appropriate mating connector 5 1 Universal Satellite Modem Revision 2 Rear Panel Interfaces
117. e same or equivalent type recommended by the manufacturer Dispose of used batteries in accordance with local and national regulations 2 2 Unpacking The Universal Satellite Modem was carefully packaged to avoid damage and should arrive complete with the following items for proper installation Modem Unit Power Cord with applicable AC Connector Installation and Operation Manual 2 3 Removal and Assembly The Modem is shipped fully assembled It does not require removal of the covers for any purpose in installation A CAUTION Always ensure that power is removed from the before removing or installing any optional modules Failure to do so may cause damage to the equipment Carefully unpack the unit and ensure that all of the above items are in the carton If the available AC mains power at the installation site requires a different cordset from the one included in the package then a suitable and approved cordset for the country where the equipment is to be installed will be required before proceeding with the installation 2 2 Universal Satellite Modem Revision 2 Installation Should the Power Cable AC Connector be of the wrong type for the installation either the cable or the power connector end should be replaced The power supply itself is designed for universal AC application See specifications for appropriate voltages and currents 2 4 Mounting Considerations When mounted in an equipment rack adequate
118. ection Mod Fault NO No Direction Demod Fault C No Direction Demod Fault NC No Direction Demod Fault NO No Direction Prompt C No Direction 1 2 3 4 5 6 7 8 Prompt NC No Direction Prompt NO No Direction Service No Direction Service NC No Direction Service NO No Direction No Connection No Direction AGC Out No Direction Ground 54 7 EXTCLK J16 The External Clock Port is a 75 Ohm Female BNC Connector It allows interfacing to an external clock source Input level 3 to 5 volts Peak to Peak Sine or Square wave 5 4 Universal Satellite Modem Revision 2 Rear Panel Interfaces 5 4 8 ASYNC J17 The Asynchronous Data Interface Port is a 9 Pin Female D Connector Refer to Table 5 3 for pinouts Table 5 3 ASYNC Port 9 Pin Female D Connector J17 Signal Name Direction Receive Data B RS 485 Output Receive Data A RS 485 232 Output Transmit Data A RS 485 232 Input Transmit Data B RS 485 Input Ground No Connection No Connection No Connection C nm No Connection 5 4 9 J18 Factory use only 5 5 Universal Satellite Modem Rear Panel Interfaces 5 4 10 EIA 530 J19 The EIA 530 Port is an RS 422 V 35 RS 232 Connection It is a 25 Pin Female D Connector Refer to Table 5
119. ed Solomon Encoder When enabled the Reed Solomon Encoder encodes the data into Reed Solomon Blocks The blocks are then interleaved and synchronized to the frame pattern as defined by the selected specification IESS 308 IESS 309 DVB etc After Reed Solomon Encoding the composite data and clock are applied to the BB Loopback Circuit 3 2 4 Rx Baseband Processing The Receive Processor performs the inverse function of the Tx Processor Data received from the satellite passes through the BB Loopback Circuit to the Reed Solomon Decoder to the Deframer The Deframer acquires the IBS IDR DVB frame synchronizes the Reed Solomon Decoder and extracts the received data and overhead from the frame structure placing the data into the PD Buffer sending the overhead data to the UIM The data is extracted from the buffer and is sent to the UIM Backward Alarm indications are sent to the M amp C Subsystem In Drop and Insert Mode the Insert Processor synchronizes to the incoming terrestrial T1 E1 Data Stream extracts satellite channels from the PD Buffer and then inserts them into the desired terrestrial time slots in the T1 E1 Data Stream 3 3 Monitor amp Control M amp C Subsystem The modems M amp C system is connected to most of the circuitry on any board contained in the modem These connections provide status on the working condition of the circuitry as well as providing the data required for the various measurements the modem provides The M
120. eive Clock A Receive Data A Ground Transmit Data B Transmit Clock B Transmit Octet B 5 15 3 G 703 BAL The G 703 Interface Port Balanced is a 15 Pin Female D Connector Refer to Table 5 21 for pinouts Table 5 21 G 703 BAL Port 15 Pin Female D Connector J4 Signal Name Send Data SD A Direction Input Ground GND Receive Data A RD A Ground GND Output Drop Data Out DDO B Output Insert Data In 4 EXC 4 IDI B Input External Clock A BAL EXC A Input External Clock B BAL EXC B Input PO Send Data SD B Input No Connection Receive Data B RD B Output Drop Data Out DDO A Output Insert Data In EXC IDI A Input Mod Fault MOD FLT Open Collector Output Demod Fault DMD FLT Open Collector Output 5 18 Universal Satellite Modem Rear Panel Interfaces 5 15 4 ESC ALARM J5 Revision 2 The ESC Engineering Service Circuits Alarms Port is a 25 Pin Female D Connector Refer to Table 5 22 for pinouts 5 15 5 SD DDI J6 Table 5 22 ESC ALARM Port 25 Pin Female D Connector J1 Signal Name Ground GND Direction Backward Alarm Out 1NO ESCBWO 1NO No Connection NC Backward Alarm Out 2 NO ESCBWO 2NO No
121. enance Entity Figure 6 1 IBS Alarm Concept 6 6 Universal Satellite Modem Maintenance and Troubleshooting Revision 2 Table 6 1 IBS Fault Conditions and Actions includes Drop and Insert Fault Detected on Terrestrial Link Across Interface A FA1 Loss of Terrestrial Input FA Loss of Terrestrial Signaling Loss of Terrestrial Frame FA4 Loss of Terrestrial Multiframe FA5 BER of 1x 10 or Greater on Terrestrial Input FA6 Alarm Indication Received on Terrestrial Input Fault Detected From Satellite Across Interface E FA1 Loss of Satellite Signal Input FA2 Loss of Satellite Frame Loss of Satellite Multiframe 4 BER of 1E 3 or Greater From Satellite Input FA5 Alarm Indication Received From Satellite Input Action In Earth Station AS1 2 IBS Prompt Service Alarm 51 IBS Prompt Alarm 51 IBS Prompt Alarm 51 IBS Prompt Alarm 51 IBS Prompt Alarm AS1 2 IBS Prompt Service Alarm 51 2 IBS Prompt Service Alarm AS1 2 IBS Prompt Service Alarm AS1 2 IBS Prompt Service Alarm AS2 IBS Service Alarm Action to Terrestrial Across Interface H AH2 1 in Bit 3 of NFAS TSO Yellow Alarm AH2 1 in Bit 3 of NFAS TSO Yellow Alarm 1 in Bit 3 of NFAS TSO Yellow Alarm 1 in Bit 3 of NFAS TSO Yellow Alarm 1 in Bit 3
122. ent MFAS and Channel Associated Signaling CAS In addition the Drop function verifies the received terrestrial CRC checksum and the Insert function calculates the required CRC checksum The user may independently program n timeslots to drop and n timeslots to insert where n 1 2 3 4 5 6 8 10 12 15 16 20 24 or 30 In addition to the selected Drop timeslots the Transmit Function also extracts the appropriate ABCD signaling bits from terrestrial timeslot 16 for transmission in IBS Frame as required Conversely the Receive Function extracts received ABCD signaling bits from the IBS frame and inserts them in timeslot 16 of the appropriate terrestrial frame This transmission and reception of ABCD signaling based upon the Drop and Insert timeslots is performed automatically and is transparent to the user n PCM 30C Mode the user may not select timeslot 16 as a Drop or Insert Timeslot H 1 3 3PCM 31 The PCM 31 Mode of Operation supports an E1 Interface with no Multiframe Alignment MFAS or Channel Associated Signaling CAS The user may independently program n timeslots to drop and n timeslots to insert where n 1 2 3 4 5 6 8 10 12 15 16 20 24 or 30 Because there is no implied ABCD signaling the user is free to select timeslot 16 as a Drop or Insert Timeslot H 4 Universal Satellite Modem Revision 2 Drop and Insert H 1 3 4 PCM 31C The PCM 31C Mode of Operation supports an E1 Interface with no Multifram
123. er Interface Under TX Setup Set Tx Type according to your hardware configuration example G703BT1B8ZS Set Tx Clock SCTE Under Tx D amp l Set Drop Mode T1 D4 Use SATCh TS edit capability to define desired mapping of Satellite Channels to drop Terrestrial Slots Use Map Copy to copy Tx Edit to Tx Active Under Modulator Under Mod Data Set Data Rate 512000 Set Conv Enc 3 4 Rate VIT Under Modulator Set Network Spec Drop amp Insert Under Interface Universal Satellite Modem Revision 2 Drop and Insert Under TX Setup Set Tx Type according to your hardware configuration example G703BT1B8ZS Set Tx Clock SCTE Under Tx D amp I Set Drop Mode T1 D4 Use SATCh TS edit capability to define desired mapping of Satellite Channels to drop Terrestrial Slots Use Map Copy to copy Tx Edit to Tx Active Under Modulator Under Mod IF Set Frequency to desired value Turn IF Output Power On Under Demodulator Under Demod Data Set Data Rate 512000 Set Conv Enc 3 4 Rate VIT Under Interface Under RX Setup Set Rx Type according to your hardware configuration Set Buff Size to desired depth Under Rx D amp l Set Insert Mode T1 D4 Set T1 E1 Frm Src External Use SATCh TS edit capability to define proper mapping of Satellite Channels to insert Terrestrial Slots Use Map Copy to copy Rx Edit to Rx Active Under Demodulator Under Demod IF Set Frequency to desired value Under Demodulator
124. eritial oer EE de rr P OREGON Er e TORO NE D PEE hs 7 8 7 21 3 BER Performance Viterbi with Reed Solomon ccccccccssscceeesscccesssececsseeeccssseecessaeecesseecesseeeeesseesesssseceessaeeeees 7 9 7214 BER Performance O QPSK Turbo ea ee eee radon Eee n ee e Eee SER enean 7 10 7 21 5 BER Performance B O QPSK 7 11 7 21 6 Performance 8PSK Turbo oreren iaai E aa aA E E Eea aea aE EE asat 7 12 7 21 77 BER Performance SPSK Trellis e bee e ER b ee noes 7 13 7 21 8 Performance 8PSK Turbo c cccccsscccsssscccessseceesssecceseeecesseeecessaseccesseeccessseecesseeccessseseeesseeeessseesessueeeessaeeees 7 14 7 21 9 Performance 16QAM Viterbi 7 15 7 21 10 BER Performance 16QAM Viterbi with Reed Solomon cc cccccsseccesseccessseecessseeceessseccesseeeeesseeeesseeeessaeas 7 16 7 21 11 BER Performance 16QAM Turbo ier eoo ER et a ine coven E te a EE RU dx 7 17 7 21 12 BER Performance 16QAM Turbo sss n ras strass sita anna 7 18 7 22 AGC Output Voltage eee erint a ee ERE E SES ENSE ERN ue Re Fe PRESS e EUR ERE SERE REC PUER aiaia 7 23 Universal Satellite Modem Revision 2 Table of Contents APPENDIX A PRODUCT OPTIONS ususssesnnsnennunnunsunnnnnnnnnnennunnunnunnunnnnnnnnnnnnnennunnennnnnunnnnnnnennennennnnnen
125. eys are used to navigate the menu tree and select the parameter to be set After arriving at a parameter that needs to be modified depress ENTER The first space of the modifiable parameter highlights blinks and is ready for a new parameter to be entered After entering the new parameter using the keypad Refer to Figure 4 2 depress ENTER to lock in the new parameter If a change needs to be made prior to pressing ENTER depress CLEAR and the display defaults back to the original parameter Depress lt ENTER gt again and re enter the new parameters followed by ENTER Figure 4 2 Entering New Parameters Following a valid input the unit will place the new setting into the nonvolatile EEPROM making it available immediately and available the next time the unit is powered up 4 4 Front Panel Control Screen Menus The Front Panel Control Screens are broken down into sections under several Main Menus 4 4 1 Main Menus e MODULATOR e DEMODULATOR e INTERFACE e MONITOR e ALARMS e SYSTEM e TEST 4 4 Universal Satellite Modem Revision 2 User Interfaces 4 4 2 Modulator Menu Options and Parameters NETWORK SPEC IDR IBS DROP amp INSERT CLOSED NET DVB SAT The Network Spec Command sets a number of parameters within the modem to meet a specification The purpose is to eliminate keystrokes and potential compatibility problems Data rates not covered by a given network specification will not be allowed
126. faces Figure 3 3 Universal Satellite Modem Functional Block Diagram 3 3 Universal Satellite Modem Revision 2 Theory of Operation 3 2 1 Front Panel The Front Panel includes a 2 x 16 backlit LCD Display Indicator LEDs and a Numeric Keypad refer to Chapter 4 3 2 2 Baseband Processing The Baseband Processor performs all of the functions required for an IBS IDR Framing Unit a Reed Solomon Codec and an E1 T1 Drop and Insert System In addition the Baseband Processing Section provides for transmit clock selection and rate adaptation as well as a rate adapter and Plesiochronous Doppler PD Buffer in the receive direction A multiplexer is also provided for the SCT Clock Source for Loop Timing Applications The transmit and receive paths may be configured independently under processor control 3 2 3 Tx Baseband Processing The Tx Data and Clock enters the Baseband Processor passes through a Rate Adapting FIFO and enters the Framer Drop Processor In IDR IBS and D amp l Modes the framer adds the appropriate framing and ESC as defined in IESS 308 and 309 In D amp l Mode the framer acquires the terrestrial framing structure E1 or T1 and synchronizes the Drop Processor The Drop Processor extracts the desired time slots from the terrestrial data stream and feeds these channels back to the framer The framer then places the dropped terrestrial time slots into the desired satellite channel slots The data is then sent to the Re
127. functions of the modem may be monitored and controlled from this port via a common terminal connected to the Terminal Port This function is front panel selectable The Terminal Mode Control allows the use of an external terminal or computer to monitor and control the modem from a full screen interactive presentation operated by the modem itself No external software is required other than VT 100 Terminal Emulation Software e g Procomm for a computer when used as a terminal The Control Port is normally used as an RS 232 Connection to the terminal device The RS 232 operating parameters can be set using the modem Front Panel and stored in Non volatile memory for future use Refer to the Remote Protocol Manual TM117 for the Terminal Remote and SNMP screens and protocols 3 3 2 Modem Remote Communications RLLP The Remote Port located on J20 allows for control and monitoring of parameters and functions via an RS 232 Serial Interface or RS 485 for RLLP Protocol Equipment Remote Mode setup can be entered from the front panel or the Web Browser interface under the System menu This requires the user to first set the Remote Port Control to Remote then set the Multidrop Address as needed followed by setting the Remote Interface to RS232 or RS485 Control and status messages are conveyed between the modem and all subsidiary modems and the host computer using packetized message blocks in accordance with a proprietary communications
128. h a large amount of Flash memory several bus architectures are used to interconnect the M amp C to all components of the DMD50 Communication to the outside world is done via connections to the remote port terminal port Ethernet port and alarm ports The M amp C runs off of software programmed into its Flash memory the memory can be reprogrammed via the Ethernet port to facilitate changes in software 3 1 3 Enhanced Interface Printed Circuit Card The normal terrestrial data for the Baseband Processing Card can be re routed to the enhanced interface card The enhanced interface card adds a variety of connections to the modem for additional applications 3 2 Functional Block Diagram Figure 3 3 represents the Functional Blocks The modem is shown in a typical application with customer data Tx Rx RF equipment and an antenna P N ux Universal Satellite 1x105 p Interface s Mode alto sS 1x107 50 90 MHz Ref Opt 100 180 MHz 40 MHz Cik 950 2050 MHz i 25 0 to 25 dBm Digital Baseband Universal Processor Modem Sync Data yo Alarms Form C Contacts Terrestrial Phy Fault Form C Contacts IF Input Antenna 50 90 MHz 100 180 MHz 950 2050 MHz Open Collector Faults Rx RF Equipment Asynchronous Overhead 100 240 VAC 48 VDC Option 50 60 Hz Remote Temi erminal Port Remote Serial Inter
129. hannels 1 through 24 are mapped into time slots 1 through 24 in any order Map slots 25 through 30 would be ignored ROM Map 8 could also be used as the template for an Active Transmit Drop and or Active Receive Insert Map with a modulator and or demodulator configured for 1920 Kbps operation However this mapping would be relevant with E1 frames where time slot 16 is used for the multiframe alignment signal and therefore channels 1 through 30 are mapped to time slots 1 through 16 and 17 through 31 Appendix Efficient Drop amp Insert 1 1 Introduction The following paragraphs describe the menu structure and procedure for configuring a modem for Efficient Drop amp Insert Mode 1 2 Prerequisite In order for a modem to be configured for Efficient Drop amp Insert the modem must have a G 703 Interface card installed and Drop amp Insert option must be enabled If the modem does not have the required hardware and or feature set enabled contact your Radyne sales representative to order the appropriate hardware and or feature set upgrade If the modem has the appropriate hardware but the software revision is prior to AY you will need to download the latest modem firmware from the Radyne FTP website The following menus illustrate how to determine whether or not the modem has the required hardware and feature set options SYSTEM HW FW CONFIG FIRMWARE F05058 AY 6 1 or later required SYSTEM HW FW CONFIG TERR INTFC BRD 01 AS
130. hat complies to IESS 308 Refer to Table 5 18 for pinouts in audio mode and Table 5 19 for pinouts in 64k mode Table 5 18 64K AUDIO In Audio Mode Port 9 Pin Female D Connector J2 Signal Name Transmit Audio 1A ESCAUDTX 1A Direction Receive Audio 1A ESCAUDRX 1A Ground GND Transmit Audio 2B ESCAUDTX 2B Receive Audio 2B ESCAUDRX 2B Transmit Audio 1B ESCAUDTX 1B Receive Audio 1B ESCAUDRX 1B Transmit Audio 2A ESCAUDTX 2A 1 2 3 4 5 6 7 8 9 Receive Audio 2A Signal Name Send Data A ESCAUDRX 2A Receive Data A Ground Synchronous Data Send Timing B Synchronous Data Receive Timing B Send Data B Receive Data B Synchronous Data Send Timing A BR Oo Po Synchronous Data Receive Timing A 5 17 Universal Satellite Modem Rear Panel Interfaces 5 15 2 8K DATA J3 Revision 2 The 8K Data Port allows for communications between Earth Stations It is a 15 Pin Female D Connector that complies with IESS 308 Refer to Table 5 20 for pinouts Table 5 20 8K DATA Port 15 Pin Female Connector J3 Signal Name Receive Octet B ESCRXO B Direction Receive Clock B ESCRXC B Receive Data B No Connection No Connection Transmit Data A Transmit Clock A Transmit Octet A 1 2 3 4 5 6 7 8 9 Receive Octet A Rec
131. he Ethernet Interface is selected DISABLED ENABLED Allows user to enable a forced Rx summary alarm Pass Fail Unmasked Masked Indicates that a Doppler Buffer underflow has occurred Pass Fail Unmasked Masked Indicates that the Doppler Buffer is about to underflow Pass Fail Unmasked Masked Indicates that the Doppler Buffer is about to overflow Pass Fail Unmasked Masked Indicates that a Doppler Buffer overflow has occurred Pass Fail Unmasked Masked Indicates that there is no Rx Data activity Pass Fail Unmasked Masked Indicates that AIS has been detected in the receive satellite data stream Pass Fail Unmasked Masked Indicates if drop insert data is frame locked Pass Fail Unmasked Masked Indicates if drop insert data has multiframe lock Pass Fail Unmasked Masked Indicates if the Circular Redundancy Check is passing in PCM 30C and PCM 31C Modes Pass Fail Unmasked Masked The interface is not deleting the expected signaling information Pass Fail Unmasked Masked Indicates that the Framing Unit is unable to find the expected framing pattern Pass Fail Unmasked Masked Indicates that the Reed Solomon Decoder is not locked Pass Fail Unmasked Masked Indicates that the Reed Solomon Interleaver is not synchronized Pass Fail Unmasked Masked Indicates status of the Reed Solomon uncoded word fault Pass Fail Unmasked Masked 4 23 Universal Satellite Modem User
132. he Tx Act map before it will be used by the modem 20 to 10 dB Allows user to select ESC Voice Channel Gain Only displayed when IDR NETWORK and VOICE Channel are selected 20 to 10 dB Allows user to select ESC Voice Channel Gain Only displayed when IDR NETWORK and VOICE Channel are selected Provides entry of Rx Circuit Identifier Circuits can be given up to an 11 Character alphanumeric Identity such as DLINK1 STANDARD INTERFACE RS422 SERIAL RS232 SERIAL V 35 OPTIONAL HARDWARE INTERFACES M2P PARALLEL DVB PARALLEL ASI HSSI ETHERNET 10 100 BASE T G 703 1 AMI T1 B8ZS E1 BAL E1 UNBAL T2 BAL T2 UNBAL E2 G 703 T1 AMI T1 B8ZS E1 BAL E1 UNBAL T2 BAL T2 UNBAL E2 E3 T3 STS1 Allows the user to select the Transmit Interface 4 16 Universal Satellite Modem User Interfaces BUFF SIZE msec BUFFER CLK SRC MAP COPY SAT CH TERRCH BUFFER CLOCK POL DROP amp INSERT menu INSERT MODE Revision 2 0 64 msecs Allows the user to set the Doppler Buffer Size in msec The user must assign priorities to the clock sources 1 being the highest priority and 5 being the last resort The menu has three fields the first field is the name of the clock source the second field is the priority entry area and the last field is the depth of the list In the priority field the up down arrow keys will scroll through the list displaying the names and the current priority When the
133. he fault This will keep the modulator output spectrum transmitting even when the fault occurs The following Carrier Control states are available Carrier OFF Carrier ON Carrier AUTO Carrier VSAT Carrier RTS C 2 Carrier Off Modulator output is disabled C 3 Carrier On Modulator output is turned off before reprogramming modulator functions that may alter the output spectrum through the front panel and the user is required to enter Yes to re enable output after the change When using the terminal the modulator is turned off while re programming modulator functions that may alter the output spectrum and the user is required to manually turn on the output after the reprogramming C 4 Carrier Auto Modulator output is turned off before reprogramming modulator functions that may alter the output spectrum through the front panel but the output is automatically turned on after the change When using the terminal the modulator is turned off while re programming modulator functions that may alter the output spectrum and but the output is automatically turned on after the change C 1 Universal Satellite Modem Revision 2 Carrier Control C 5 Carrier VSat Modulator output is turned off before reprogramming modulator functions that may alter the output spectrum through the front panel and the user is required to enter Yes to re enable output after the change When using the terminal the modulator is turned off while re programming
134. he modem resumes using the higher priority source Clock Source Priority RX SAT 1 of 5 SCTE 2 of 5 SCT 3 of 5 EXC BNC 4 of 5 EXT IDI 5 of 5 Refer to Front panel setup menus or Web Browser manual TM117 3 7 2 1 RXSAT Clock The RX Sat clock is recovered from the satellite that is received from the distant end If selected the Buffer Clock is lock to the RX sat clock 3 7 2 2 SCTE Serial Clock Transmit External When SCTE is selected as the Rx Buffer clock the modem receives the clock from the Transmit Terrestrial interface 3 7 2 3 SCT Serial Clock Transmit If SCT clock is selected as the RX Buffer clock source then it should be configured for internal SCT is sometimes referred to as Internal Timing or Send Timing ST 3 7 2 4 EXT CLK EXT BNC External Clock J16 The External Clock that can be selected as the RX Buffer clock source This is a 750hm unbalanced BNC connector This clock source is also identified as EXT BNC The External Clock is often used as the station master clock The RX Clock selection can be accessed in the INTERFACE RX SETUP menu The clock frequency EXT FREQ can be selected in the Interface General Menu Clock specification Frequency 1 MHz to 20 MHz Level 0 3 Vp p to 5 Vp p Sine or Square wave 3 7 2 5 EXT IDI Insert Data In External IDI is used only for E1 T1 Drop and Insert applications The available T1 E1 Frame Source selections are External Internal and IDI DDO Loopback The T1 E1
135. idacsiieecsiseecdotessiteincdecssiveetieccedecesasss l 1 1 2 Prerequisite 2 T E E E ser l 1 1 3 Efficient Drop amp Insert Mode erae Vane seen 1 2 1 3 1 Calculating the Required Satellite Bandwidth 22222220usssssssnnneennnensnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnn 1 2 1 3 2 Calculating the Basic Efficient D amp I nnns 1 3 1 3 3 Calculating the Efficient D amp I Rate with E1 Signaling esses 1 3 1 3 4 Calculating the Efficient D amp I Rate with Enhanced Asynchronous 1 3 APPENDIX J GLOSSARY a ea J 1 PREFACE inana aaa aaea a Tiaa Aa aaa eee 1 About this Manual ia 1 Reporting Comments or Suggestions Concerning this Manual cccccsssssssscccccccccsssssecceeecccccsssssseececccscessseseeesceeeeessseeees 1 ion 1 Record of REVISIONS aves e RARE ERE YER ARES Ee 1 Cautio
136. ing Any N from 1 to 24 E1 Any PCM31 Any N from 1 to 31 E1 Any PCM30 Any N from 1 to 30 as TS 16 is automatically transmitted SCRAMBLER CTRL DISABLED The Efficient Drop amp Insert mode utilizes a frame synchronous energy dispersal technique that is always on thus there is no need for any additional scrambling INBAND RATE 150 This menu is available when enhanced async is enabled This 300 field allows the operator to select a desired Earth Station to Earth 600 Station in band rate This allows the user to optimize the In Band 1200 Rate based on the amount of traffic that will pass over the 2400 satellite In most cases this should be set to the same rate 4800 higher than the TX amp RX Async ES port baud rate When this 9600 rate is set lower than the ES port baud rate the user must insure 19200 that the actual ES to ES transmission rate does not exceed the In Band Rate otherwise characters will be dropped 1 3 1 Calculating the Required Satellite Bandwidth In order to calculate the satellite bandwidth i e the symbol rate we must first calculate the Efficient 081 Rate i e the data rate plus the overhead required for Efficient Drop amp Insert From there the calculation of the required satellite bandwidth is identical to all other modes of operation and simply takes into account modulation type and forward error correction In this section we will cover the calculation of the basic Efficient D amp I Rate as well
137. ion capability Limitations of Fast Acquistion The maximum symbol rate for Fast Acquistion is 1028Ksps Fast Acquistion must be disable for rates greater than 1028Ksps Only supports QPSK and 8PSK in a NON DVB MODE Does not support spectral inversion applications 4 12 Universal Satellite Modem User Interfaces INPUT THRESHOLD dBm EB NO ALARM DATA menu DATA RATE bps SYMB RATE sps INNER FEC TPC INTERLEAVER DIFF CODING SCRAMBLER SEL SCRAMBLER CTRL SAT FRAMING IN BAND RATE Revision 2 30 to 90 dbm Allows the user to adjust the low level threshold limit for input power Input power level below the threshold limit will trigger a major alarm on the demodulator 0 0 to 9 90 db Allows the user to set the desired E N for the local receiver This setting is compared against the receive E N and commands to the remote modem to increase or decrease Transmit Power accordingly are sent Refer to Technical Specs for Data Rates Allows the user to set the Data Rate in bps steps via the Front Panel Arrows or Keypad Allows the user to view the Symbol Rate Viterbi 1 2 3 4 7 8 None Optional FEC Rates Sequential 1 2 3 4 7 8 Trellis 8PSK 2 3 Turbo lt 20Mbps 793 495 1 2 3 4 7 8 Turbo 20Mbps 750 875 CSC 3 4 DVB VIT 1 2 2 3 3 4 5 6 7 8 DVB Trellis 2 3 5 6 8 9 Allows the user to select the Rx Code Rate and Type DISABLED ENABLED All
138. ion is appropriate for normal operation Yellow means that there is a condition not proper for normal operation and Red indicates a fault condition that will result in lost communications Table 4 3 LED Color Reference up cw wem Modem LED Indicators Indicates that the unit is turned on Falt Red Indicates a hardware fault for the unit Event Yellow Indicates that a condition or event has occurred that the modem has stored in memory The events may be viewed from the Front Panel or in the Terminal Mode Remote Green Indicates that the unit is in the process of updating firmware with FTP or flashing indicates some features are demo enabled Modulator LED Indicators Indicates that the transmitter is on Major Alarm Red Indicates that the Transmit Direction has failed losing traffic Indicates that a Transmit Warning Condition exists Test Mode Yellow Indicates that the transmitter is involved in a current Test Mode activity Demodulator LED Indicators Signal Lock Indicates that the receiver locked to an incoming carrier and data including FEC Sync Major Alarm Indicates that the Receive Direction has failed losing traffic Minor Alarm Indicates that a Receive Warning Condition exists Test Mode Indicates that the receiver is involved in a current Test Mode activity 4 3 Universal Satellite Modem Revision 2 User Interfaces 4 3 Parameter Setup The four Cursor Control Arrow K
139. is a quick set key that sets many modem parameters Consult the strap code guide for available strap codes Parameters set by strap code Data Rate Inner Code Rate Satellite Framing Scrambler Drop and Insert Outer Code Rate Reed Solomon Modulation Network Spec 50 90 MHz 100 180 MHz or 950 2050 MHz Allows the user to enter the Modulator IF Output Frequency of the modem in 1 Hz increments 0 to 25 dBm Allows the user to enter the Transmitter Power Level ON OFF AUTO VSAT RTS Allows the user to select the carrier type Refer to Appendix E for further information NORMAL INVERTED Allows the user to invert the direction of rotation for PSK Modulation Normal meets the IESS Specification QPSK BPSK OQPSK 8PSK 16QAM Allows the user to select the modulation type Intelsat 0 35 DVB SAT 0 35 DVB SAT 0 25 DVB SAT 0 20 Allows the user to set the spectral shape of Tx Data Filter 0 0 1 0 Allows you to offset output power by up to 1 dbm This is intended as a correction for user cabinet connectors 4 6 Universal Satellite Modem User Interfaces DATA menu DATA RATE bps SYMB RATE sps INNER FEC TPC INTERLEAVER DIFF CODING SCRAMBLER SEL SCRAMBLER CTRL SAT FRAMING IN BAND RATE SCC CTL RATIO SCC INBAND RATE Revision 2 Refer to Technical Specs for Data Rates Allows the user to set the Data Rate in bps steps via the Front Panel Arrows or Key
140. is not set to a valid D amp I rate will result in the error message INVALID DATA RATE and the mode change will not be allowed e t contributes to the Terrestrial Framing Mode selection process Trying to select T1 type Drop Mode such as T1 ESF with the mod data rate set to 1920000 bps a valid E1 D amp l rate but not a valid T1 rate will result in the error message INVALID DROP MODE and the selection will not be allowed Trying to select a T1 type Insert Mode such as T1 D4 with the demod data rate set to 1920000 bps will result in the error message INVALID INSERT MODE and the selection will not be allowed H 8 Universal Satellite Modem Revision 2 Drop and Insert e Once D amp l Mode has been selected trying to change the data rate to something other than another valid D amp I data rate will result in the error message RATE OUT OF BOUNDS and the change will not be allowed e Once D amp l Mode has been selected with a T1 Terrestrial Framing Mode attempting to change the data rate to 1920000 will result in the error message RATE OUT OF BOUNDS and the change will not be allowed Therefore the data rate should be entered as the first step in configuring the modem for D amp l The Mod Data Rate should be set according to the number of timeslots to be dropped and the Demod Data Rate should be set according to the number of timeslots to be inserted The following table gives the allowable D amp l data rates base
141. lite Modem Revision 2 Drop and Insert SD DDI DDO IDI RD IDO Terrestrial Trunk Figure H 5 Insert Only with Internal Frame Source H 1 3 Mode Selection D amp l can be easily configured to support several commonly used terrestrial data formats For E1 Data the user can choose between PCM 30 PCM 30C PCM 31 and PCM 31C For T1 Data the user can choose between 11 04 T1 ESF and SLC 96 The following paragraphs provide more information on the various mode selection capabilities H 1 3 1 PCM 30 The PCM 30 Mode of Operation supports an E1 Interface with Multiframe Alignment MFAS and Channel Associated Signaling CAS The user may independently program n timeslots to drop and n timeslots to insert where n 1 2 3 4 5 6 8 10 12 15 16 20 24 or 30 In addition to the selected drop timeslots the Transmit Function also extracts the appropriate ABCD signaling bits from terrestrial timeslot 16 for transmission in IBS Frame as required Conversely the Receive Function extracts received ABCD signaling bits from the IBS Frame and inserts them in timeslot 16 of the appropriate terrestrial frame This transmission and reception of ABCD signaling based upon the drop and insert timeslots is performed automatically and is transparent to the user In PCM 30 mode the user may not select timeslot 16 as a Drop or Insert Timeslot H 1 3 2PCM 30C The PCM 30C Mode of Operation supports an E1 Interface with Multiframe Alignm
142. ll down Scroll right to the UPGRADE LIST Menu Scroll down Scroll right through the available list of options seroaovp The top line identifies the options and the second line identifies the options status INSTALLED indicates that the option is already available as part of the modems feature set HW amp KEY REQ indicates that additional hardware is required to support the option Contact your Radyne sales representative for more information regarding the required hardware upgrade KEY CODE indicates that the desired option can be enabled as a demonstration from the front panel B 3 Universal Satellite Modem Revision 2 Front Panel Upgrade Procedure 2 Contact Radyne with the Unit ID and Request a Demonstration The modem s Unit ID can be found on the front panel as follows From the modem s Main Menu scroll right to the SYSTEM Menu Scroll down Scroll right to the HW FW CONFIG Menu Scroll down Scroll right to the FEATURES Menu Scroll down ooocp The value displayed on the top line of this menu is the 12 digit Unit ID It is displayed as on the front panel of the modem as 3 sets of 4 digits in a dot delineated format as follows 1234 1234 1234 Your Radyne sales representative will ask you for this number along with the features you wish to demo Once your order has been processed you will be issued a 12 digit demonstration code This code can only be used one time and it is only good on the m
143. lot Bits User Data Rate Control Ratio 10 In band Rate Control Ratio 1 The actual ratio the modem uses is Actual Ratio Slot Bits 10 Slot Bits Example 1 User Data Rate 1 024 000 bps In Band Rate 19 200 bps Control Ratio 1107 Minimum In Band 1 024 000 7 7 1 250 3 584 less than In Band Rate Slot Bits 1 024 000 7 10 19 200 7 1 466 Actual Ratio 466 10 466 1 021 Example 2 User Data Rate In Band Rate Control Ratio 6 312 000 bps 19 200 bps 1to7 Minimum In Band 6 312 000 7 7 1 250 22 092 more than In Band Rate Slot Bits 6 312 000 7 10 22 092 7 1 2 500 Actual Ratio 2 500 10 2 500 1 004 3 14 5 SCC Overhead Channel Setup 1 Set the Framing Mode located under Mod and Demod Data Menus to SCC After doing this two new menus will appear to the right of the Framing Menu for both the Mod and Demod The new menus will be SCC CTL RATIO SCC INBAND RATE 2 Set the desired SCC control ratio SCC RATIO 1 1 1 2 1 8 1 4 1 5 1 6 1 7 This allows the user to simulate the framing used by the Satellite Control Channel Option Pass Thru Mode only The SCC CTL RATIO is the ratio of overhead in band data to synchronizing words 3 Set the desired SCC in band rate SCC INBAND RATE 300 to 200000 Universal Satellite Modem Revision 2 Theory of Operation This allows the u
144. lows RJ45 Connector A RJ45 Connector B Pin 1 Pin 3 Pin 2 Pin 6 Pin 3 Pin 1 Pin 4 Pin 4 Pin 5 Pin 5 Pin 6 Pin 2 Pin 7 Pin 7 Pin 8 Pin 8 E 3 Universal Satellite Modem Revision 2 TCP IP Ethernet Setup ETHERNET X OVER CABLE MODEM DIRECT CONNECTION The Computer TCP IP must be properly configured in order to obtain connectivity The following set up procedure can be used as a guide to aide in this setup The following instructions apply only to Windows 2000 or XP Classic 1 Click on the Start Button Select Settings and click on the Control Panel Icon Double click the Network Connections Icon 2 Select the Local Area Connection icon for the applicable Ethernet adapter Usually it is the first Local Area Connection listed Double click the Local Area Connection Click on the Properties icon Figure E 2 Local Area Connection Status Box 3 Make sure that the box next to the Internet Protocol TCP IP is checked Highlight Interconnect Protocol TCP IP and click on the Properties button E 4 Universal Satellite Modem Revision 2 TCP IP Ethernet Setup Local Area Connection Properties gt and Printer Sharing for Microsoft Networks amp PB QoS Packet Scheduler 8 E AEGIS Protocol 802 1x v23 1 7 Figure E 3 Local Area Connection Properties Box 4 Select Use the following IP Address Enter in the IP Address that is offse
145. ly After three unsuccessful attempts to enter a code the front panel upgrade and demonstration capability will be locked out and it will be necessary to cycle power on the modem in order to continue B 2 Universal Satellite Modem Revision 2 Front Panel Upgrade Procedure B 4 Demonstration Procedure The procedure for enabling a 30 day demo of the options is similar to the procedure used for permanently updating the modems feature set The one big difference being that at the end of 30 days the demo features will automatically be disabled and the modem will revert back to its permanent configuration E NOTE At the end of the demonstration period when the modem reverts back to its permanent configuration an interrupt in traffic will occur regardless of whether or not a demo enabled features was being run at the time In addition operator intervention may be required to restore the data paths In order to avoid this interruption in service the user can cancel the demonstration at any time by following the instructions outlined in the section on Canceling Demonstration Mode 1 The following steps allow users to quickly determine from the front panel whether or not the desired feature s are supported by the hardware currently installed in the modem From the modem s Main Menu scroll right to the SYSTEM Menu Scroll down Scroll right to the HW FW CONFIG Menu Scroll down Scroll right to the FEATURES Menu Scro
146. ly higher speed ES to ES Data Channel under software control When implemented this rate is 16 times that of the normal IBS standard or 1 30 of the terrestrial data rate 1 32 of the aggregate rate The IBS Async mode MUST be selected for true Asynchronous channel operation to be available 3 13 ESC Backward Alarms When running in IDR Mode and if the modem has the ESC Option there will be four Backward Alarms available for use by the earth stations at each end of the link both ends must have the ESC option These alarms are accessed via the ESC ALARMS Port The four alarms are controlled by four relays each having a normally open normally closed and a common connection The common connections of these relays referred to as Backward Alarm Inputs can be connected to whichever system on the earth station that the user wishes to trigger the backward alarm When ground is applied to the Common Input Connection of one of these relays that relay and associated backward alarm will then be in a fault state When the ground is removed the relay and the associated Tx Backward Alarm will toggle to the faulted state When in the faulted state the receive end of the link will receive that backward alarm that is initiated at the transmit end of the link The user can connect whichever systems on the earth stations that they desire to these Backward Alarms Relays as long as they will supply ground to the Backward Alarm Relay Input in
147. mands are stripped from the satellite data stream and discarded leaving the terrestrial data steam intact EDMAC Framing Deframing is provided for compatibility purposes only 3 16 Locating the ID Code Operational Procedure The modem has unique ID codes that allow the user to add feature upgrades to the modem without the unit having to be returned to the factory Users are required to identify these ID codes when they want additional features added to their unit Comtech will supply a new ID code that is required to be entered in the ID code field Once the new ID code is entered the modem will activate the new features Refer to Appendix B for upgrade procedures 3 17 Strap Codes The Strap Code is a quick set key that sets many of the modem parameters For quick setup of the modem Strap Codes are very helpful When a Strap Code is entered the modem is automatically configured for the 3 22 Universal Satellite Modem Revision 2 Theory of Operation code s corresponding data rate overhead code rate framing scrambler type and modulation An example of how to set a strap code follows Example In the Ethernet interface lt Modulator gt Menu depress the Transmit Gel tab then move the cursor down and depress General Now move the cursor over to Strap Code Click inside the box and enter the new strap code submenu and enter 16 The DMD50 will be automatically configured to the parameters shown below in the highlighted row Stra
148. minal equipment to use the SCT as its clock source The Autophase Circuit will automatically ensure that the data is clocked correctly into the modem Therefore a return clock is not necessary The Clock Polarity should be set to Auto 3 7 2 RX Buffer Clock Options The modem supports a number of RX Buffer clock options that can be recovered from the satellite terrestrial links internally or externally The various clocking options allow users to determine which clock will best fit their applications Figure 3 7 gives an overview on how the modem processes the various clocks for the Tx Clock and the Rx Buffer Clock The modem allows users to select clock polarity Tx and Rx Clocks may be independently locked The following RX Buffer clock selections are available Rx Satellite Clock Recovered from Satellite SCTE External Tx Terrestrial Clock SCT Internal Oscillator EXC Clock EXT BNC External Clock Source EXT IDI Drop and Insert The modem handles RX Buffer clock selections based on source priority levels The user assigns priorities to the clock sources based on source selections Source 1 has the highest priority and Source 5 being the last resort or lowest priority If a fallback clock is selected and activity is lost at the highest priority source the modem will fall Universal Satellite Modem Revision 2 Theory of Operation back to the next highest priority clock with activity When activity resumes on a higher priority source t
149. modem Pass Fail Unmasked Masked Displays the measured voltage of the 20 Volt power bus located inside the modem Pass Fail Unmasked Masked 4 24 Universal Satellite Modem Revision 2 User Interfaces Displays the measured voltage of the 20 Volt power bus located inside the modem EXT CLOCK ACT Pass Fail Unmasked Masked Indicates the External Clock activity EXT REF ACT Pass Fail Unmasked Masked Indicates the External Reference activity EXT REF LOCK Pass Fail Unmasked Masked Indicates the External Reference PLL is locked detection Refer to Section 4 4 6 CURRENT ALARMS for an explanation of the Latched Alarms Menu Options and Parameters LATCHED ALARMS Pass Fail The following alarms are latched in order to catch intermittent failures TX MAJOR menu FPGA CFG DSP CFG SCT CLOCK PLL SYM CLOCK PLL LB SYNTH PLL IF SYNTH PLL ETHERNET WAN TX MINOR menu TERR CLK ACT TERR DATA ACT TX TERR AIS Dnl FRAME LOCK M FRAME LOCK DROP CRC TX DVB FRM LOCK 4 25 Universal Satellite Modem Revision 2 User Interfaces RX MAJOR menu FPGA CFG DSP CFG SIGNAL LOCK FRAME LOCK MULTIFRAME LOCK LB SYNTH PLL IF SYNTH PLL ETHERNET WAN RX MINOR menu BUFF UNDERFLOW BUFF NEAR EMPTY BUFF NEAR FULL BUFF OVERFLOW RX DATA ACTIVITY SAT AIS FRAME LOCK M FRAME LOCK INSERT CRC T1 E1 SIGNALING IFEC LOCK OFEC LOCK INTERLEAVER RS UNCORR WORD TPC IFEC LOCK EBNO
150. mote LED is flashing A second indication can be found on the Features Menu as follows From the modem s Main Menu scroll right to the SYSTEM Menu Scroll down Scroll right to the HW FW CONFIG Menu Scroll down Scroll right to the FEATURES Menu The second line will display DEMO QE cm A third indication can be found in the upgrade list as follows From the FEATURES Menu Scroll down Scroll right to the UPGRADE LIST Menu Scroll down Scroll right through the available list of options OP The top line identifies the options and the second line identifies the options status DEMO MODE indicates that the option is has been temporarily activated and is now available for evaluation as part of the modems feature set At the end of the demonstration period the modem will revert back to its permanent configuration When it does an interrupt in traffic will occur regardless of whether or not a demo enabled features was being run at the time In addition operator intervention may be required to restore the data paths In order to avoid this interruption in service the user can cancel the demonstration at any time by following the instructions outlined in the section on Canceling Demonstration Mode B 5 Universal Satellite Modem Revision 2 Front Panel Upgrade Procedure B 4 2 Canceling Demonstration Mode At any time a demonstration may be canceled and have the modem return to its normal operation Once
151. n AUPC Available Options Description AUPC MODE Disable EFDATA Enables Disables the AUPC to function remotely LOOPBACK Enabled Disabled Loop back test over satellite link TX 2047 TEST BER Enabled Disabled Initiates 2047 Test pattern BER Test RX 2047 BER Status Menu Identifies the BER status on the distant RX side AUPC DEF LVL Ve Sets default output power to be used The Remote AUPC Menus are only supported by EFAUPC G 3 Universal Satellite Modem Revision 2 AUPC Operation Notes G4 Universal Satellite Modem Revision 2 Drop and Insert Appendix H Drop and Insert D amp l H 1 Drop and Insert D amp l The Drop and Insert D amp I function provides an interface between a full T1 or E1 Trunk whose framing is specified in CCITT G 704 and a fractional Nx64 Kbps Satellite Channel The Drop and Insert functionality conforms to IBS small IDR and Radyne Proprietary Efficient D amp l Framing Structures For information pertaining to Radyne proprietary Efficient Drop and Insert function refer to Appendix The Drop function allows the user to select the terrestrial T1 or E1 timeslots that are to be dropped off for transmission over the link in the specified satellite channels The Insert function allows the user to select the T1 or E1 timeslots into which the received satellite channels are to be inserted The two functions are completely independent
152. ncy and data rates cannot be overridden The Confirmation command is located under PASSWORD SETUP PREFERENCES 2 USER 1 This will allow the operator to change the user name assign the Access group authorized password for USER 1 Upon entering the following fields will be displayed a ACCESS GROUP This will allow the assignment of No Group ADMIN OPER or GUEST to USER 1 b AUTH PASSWORD This will allow for the entry of the password for USER 1 c USER RESET Using this command will allow the factory defaults as listed in the table above to be restored to USER 1 This can be used in the event that USER 1 is locked out due to password restriction 3 USER 2 This has the same menu structure as USER 1 4 USER 3 This has the same menu structure as USER 1 Radyne s Web configuration allows for the support of 3 user profiles These are configured through the PASSWORD SETUP ACCESS section in the Web Browser F 2 Universal Satellite Modem Revision 2 AUPC Operation F 2 1 Change Web User Name Any of the three available user names can be modified 1 Goto lt USERx gt Submenu press ENTER then move the cursor to any position and press CLEAR along with the Right Arrow key to clear all text to the right of the cursor 2 Use the arrow keys and the numerical keypad to set the desired user name Press ENTER to accept the changes F 2 2 Change Authentication Password 1 Goto lt USERx
153. nd quick way of changing the feature set of an installed modem Feature upgrades are how most options are implemented Features may be purchased at any time by contacting a Comtech Corp salesperson Refer to Chapter 4 and Appendix D for information on how upgrade features are enabled 1 2 3 Hardware Options Hardware options refer to Appendix A are purchased parts that can be installed into the unit at the customer s site A screwdriver is normally the only tool required Please contact the Customer Service Department for information not limited to availability and to shipping costs Only authorized service personnel should handle and install optional hardware options 1 2 4 Factory Installed Options Units may also be sent to the factory for hardware option installation Please contact the Customer Service Department for information not limited to availability and to shipping costs 1 3 Function Accessibility All functions can be accessed with a terminal or personal computer via a serial link for complete remote monitoring and control capability Chapter 2 Installation This section provides unpacking and installation instructions and a description of external connections and backward alarm information 2 1 Installation Requirements The Modem is designed to be installed within any standard 19 inch 48 26 cm wide equipment cabinet or rack It requires one rack unit RU of mounting space 1 75 inches 4 45 cm vertically and 19
154. nector J17 sse nennen nennen 5 5 Table 5 4 EIA 530 Port RS 422 V 35 RS 232 25 Pin Female D Connector 19 5 6 Table 5 5 Remote Port RS 485 or RS 232 9 Pin Female D Connector 20 5 7 Table 5 6 ESC ALARM Port 25 Pin Female D Connector J1 5 8 Table 5 7 64K AUDIO In Audio Mode Port 9 Pin Female D Connector 2 5 9 Table 5 8 64K AUDIO In 64K Mode Port 9 Pin Female D Connector 2 5 9 Table 5 9 8K DATA Port 15 Pin Female D Connector 3 5 10 Table 5 10 9 703 BAL Port 15 Pin Female D Connector 4 5 10 Table 5 11 SWITCH INTERFACE Port 68 Pin High Density Female Connector 5 5 11 Table 5 12 J9 HSSI High Speed Serial Interface 50 Pin Connector 5 13 T ble 5 13 J9 DVB In 25 Pin Female ote ce Re tee e e d ee te eH 5 14 Table 5 14 J3 M2P In 25 Pin intense sinn en nennen 5 14 Table 5 15 J3 DVB Out 25 Pin Female D Sub eene 5 15 Table 5 16 J3 M2P Out 25 Pin Female D Sub Connector sss 5 15 Table 5 17 J1 HSSI High Speed Serial Interface 5
155. ng Sub menus are floating always returning to the last menu that was accessed ENTER Allows user to test all front panel LEDs TERMINAL COMPUTER Allows the user to select between terminal RS 232 control and remote port M amp C RS 232 485 control VT 100 WYSE50 VIEWPOINT Allows the user to select the emulation type 300 600 1200 2400 4800 9600 19200 38400 57600 Allows the user to enter the terminal baud rate 32 255 Allows the user to enter the Remote Port Multidrop Address 300 600 1200 2400 4800 9600 19200 38400 57600 Allows the user to enter the Remote Port Baud Rate RS 232 RS 485 Allows the user to enter the Remote Port interface type DEFAULT NON VOL BOOTP IP TEST DEFAULT During initialization boot up the modem will restore the web setting to the standard IP Mask and addresses supplied by the modem The modem will be taken off the network and will not be accessible The Default settings are IP Address Mask Modem IP Address 010 000 000 001 Server IP Address Router IP Address 010 000 001 001 BOOTP 255 000 000 000 FF 00 00 00 hex C0 A8 00 EE hex 0A 01 01 01 hex 0A 00 01 01 hex 010 001 001 001 p During initialization boot up the modem will get the names masks and IP Addresses of the modem router and server 4 29 Universal Satellite Modem Revision 2 User Interfaces user NON VOL Stores and uses IP Mask and addresses as provide
156. ng the modem Front Panel and stored in Non Volatile Memory for future use refer to Remote Protocol Manual for setup and terminal screens E NOTE Refer to Remote Protocol Manual for terminal screens 4 5 1 Modem Terminal Mode Control The modem can be interactively monitored and controlled in the Terminal Mode with a full screen presentation of current settings and status The Terminal Control Mode supports several baud rates however the connection must be set for 8 data bits 1 stop bit and no parity 8 N 1 4 5 2 Modem Setup for Terminal Mode Terminal Mode Communications and Protocol is set from the Front Panel Control by setting the Control Mode Parameter to Terminal and then setting the Modem Port Term Baud and Emulation Parameters as desired Then a terminal is connected to Connector J20 on the Back Panel All operating software for the Terminal Mode is contained within the Modem Internal Control Software A break signal on the communications line pressing ESC on the terminal or Power On of the modem will initiate full screen terminal mode printing and redraw the full screen The Terminal Mode displays the present 4 37 Universal Satellite Modem Revision 2 User Interfaces status of all user parameters controlled and read by the processor and offers a menu allowing change to any controlled parameter The Terminal Mode uses eight Screens each of which have the basic contents of the three mo
157. nges Customer Support Contact the Comtech EF Data Customer Support Department for e Product support or training e Reporting comments or suggestions concerning manuals e Information on upgrading or returning a product A Customer Support representative may be reached at Comtech EF Data Attention Customer Support Department 2114 West 7th Street Tempe Arizona 85281 USA 480 333 2200 Main Comtech EF Data number 480 333 4357 Customer Support Desk 480 333 2161 FAX To return a Comtech EF Data product in warranty and out of warranty for repair or replacement e Contact the Comtech EF Data Customer Support Department Be prepared to supply the Customer Support representative with the model number serial number and a description of the problem e Request a Return Material Authorization RMA number from the Comtech EF Data Customer Support representative e Pack the product in its original shipping carton packaging to ensure that the product is not damaged during shipping e Ship the product back to Comtech EF Data Shipping charges should be prepaid Online Customer Support An RMA number request can be requested electronically by contacting the Customer Support Department through the online support page at www comtechefdata com support asp e Click on Return Material Authorization for detailed instructions on our return procedures e Click on the RMA Request Form hyperlink then fill out the form completely bef
158. nnannnn A 1 A 1 irene A 1 A2 G 703 IDR ESC interface E a a a a a uen a aaee aE unie aAa Ue nae e Eoo ies A 1 A 3 Internal High Stability 1 4 DC Input Prinie POWER 1 AS ASI RS 422 Parall l 3 5 1 hag CE VESTRE A 1 A 6 ASVLVDS Parallel asm 1 WA 55 1 A S Ethernet Data Interface A 2 9 51 0 703 EE E E E E A 2 10 55 EL A 2 A 11 Turbo Product Code Variable Reed Soloman A 2 P b AME eT Tre dn ree M M A 2 APPENDIX FRONT PANEL UPGRADE PROCEDURE eere nennen nennen nnn nn nnn nana B 1 B 1 sene B 1 B 2 Required Equipment TEE CEDE DECURSU B 1 B 3 Upgrade Procedure ddnvevsticenbeeckobeeveatusedvueudesceddevcedonsvecedsssse 1 4 Demonstration Mad geler Te 1 5 ERBPERRERRRRERSERUEFEREHAGREERFFRRRFERTERFERERSFELEFERRTETEERLLERLRTFRRERERFELEFRLRTFRRERTERERESFLERSTT
159. ns and Warnings ocsi taea ene apaa aae aaa aea e ea aaa a 2 Tadema CEPI R 2 ce 2 Disclaimer 2er 2 iai rieinral deeem R 3 Online CUStOMEFSUP POM 4 22 euere D R 3 viii Universal Satellite Modem Revision 2 Table of Contents Figures Figure 1 1 Universal Satellite Modem Front Panel ssssssssssssssseseee 1 1 Figure 3 1 Block Diagram eti E ei t itu pei tata de ne OE eiae eae ER tine 3 1 Figure 3 2 IF Card Block Diagram 0 4440044400nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnannnnnannnn 3 2 Figure 3 3 Universal Satellite Modem Functional Block Diagram 3 3 Figure 3 4 Loopback Functional Block Diagram 3 8 Figure 3 5 Loopback Functional Block Diagram 3 9 Figure 3 6 Loopback Functional Block Diagram ssssssssssssesesee eene nnne nentes nennen nene 3 9 Figure 3 7 Clocking and Polarity
160. nt Each command will result in a 0 5 dB increase or decrease in Transmit Power from the remote transmitter The tracking rate is adjustable from 0 5 dB per minute to 6 0 dB per minute in 0 5 dB steps Only available when EFAUPC is selected as the framing HOLD NOMINAL MAXIMUM This allows the user to set the Remote Transmit Power Setting to be used when the local modem receiver loses lock The setting can be HOLD no action taken NOMINAL the nominal Transmit Power Setting is used and MAXIMUM the maximum Transmit Power Setting is used Only available when EFAUPC is selected as the framing HOLD NOMINAL MAXIMUM This allows the user to set the Local Transmit Power Setting to be used when the remote modem receiver loses lock The setting can be HOLD no action taken NOMINAL the nominal Transmit Power Setting is used and MAXIMUM the maximum Transmit Power Setting is used 4 9 Universal Satellite Modem Revision 2 User Interfaces REMOTE AUPC menu The REMOTE AUPC CONFIGURATION Menu contains the remote configuration parameters for the AUPC Function Remote AUPC menus are only available when modem is configured for EF AUPC AUPC MODE DISABLE EFDATA Allows the user to enable or disable the AUPC Function of the remote modem The remote AUPC Function is the response of the local modem to commands for an increase or decrease of the Transmit Power in 0 5 dB steps and the command to change to the setting indi
161. nverters encoders and decoders the DMD20 can be built into any satellite requirement Compatability with current modems such as Radyne s DMD2401 and DMD15 are maintained for seamless substitution and addition to your existing systems i Highlights Options BPSK OPSKJOQPSK BPSK tT6QAM Operation Hardware Options Include Software Options Include 24 Kbps to 20 Mbps 1bps Steps e Viterbi Reed Solomon Sequenbal Trelis Turbo Product Code Turbo e Data Rate Upgrades Configuration Monitor amp Control Features Fully User Programmable G703 interface L Band Operation Excellent Spurious Performance G 7034DR ESC Interface IDR IBS Fully Comphant with IESS 308 309 310 214 315 Ethernet 10 100 Base T BPSK Optional DVB to EN301 210 and EN300 421 High Stabilty Reference SE 8 e 16QAM Web Browser Capabilities DVB ASISPt Interface Drop and Insert Industry standard Universal Interface Module HSSi interface DVB Fast Acqusition s Sequential Coding 5010 90 MHz and 100 to 180 MHz IF and 950 to 2050 MHz L Band in 1 Hz DC input Power 48 VDC Steps OM 73 Compatability Standard Features Include ReedSotomon Asynchronous Overhead Automatic Uplink Power Control AUPC and Satelite Control Channel Technical Specifications Product Options Troubleshooting About Us Contact Us 2006 Radyne Corporation Figure F 1 WEB Browser Introduction Page F 4 Universal Satellite Modem Revision 2 AUPC Operation
162. o select a T1 Type Framing Format with a data rate of 1920000 bps will result in an error message In turn the selection of the terrestrial framing formats influences the satellite channel to terrestrial timeslot mappings in the following manner The selection of T1 D4 T1 ESF or SLC 96 type terrestrial framing format limits the terrestrial timeslots to values from 1 24 The selection of PCM 30 or PCM 30C type terrestrial framing limits the terrestrial timeslots to values from 1 15 17 31 In these modes terrestrial timeslot 16 is reserved for ABCD signaling and may not be dropped or inserted H 9 Universal Satellite Modem Revision 2 Drop and Insert The selection of PCM 31 or PCM 31C type terrestrial framing limits the terrestrial timeslots to values from 1 31 Therefore the terrestrial framing format should be identified via the Drop Mode and Insert Mode entries prior to editing the Drop or Insert satellite channel to terrestrial timeslot maps H 2 3 1 Insert Terrestrial Frame Source The Insert Terrestrial Frame Source selection tells the Modem from where the Insert Terrestrial Frame is coming External Indicates that the terrestrial frame is to be input via the Insert Data In Port Internal Indicates that the modem needs to generate the terrestrial frame and that all non inserted timeslots need to be filled with the appropriate idle code based upon the terrestrial framing T1 or E1 The selection of the Inser
163. o Frequency Read Only Memory Root Mean Square Rack Unit 1 RU 1 75 4 45 cm Receive Receiver Receive Data Reed Solomon Coding Reed Solomon codes are block based error correcting codes with a wide range of applications in digital communications and storage Satellite Control Channel A Radyne satellite format Sequential Synchronize TBD To Be Designed or To Be Determined TM Technical Manual TPC Turbo Product Codes J 4 Universal Satellite Modem Revision 2 Glossary TRE Trellis TT Terminal Timing Tx Transmit Transmitter Transmit Data Universal Asynchronous Receiver Transmitter Unit Under Test Volts Volts Alternating Current Voltage Controlled Oscillator Volts Direct Current Viterbi Decoding Microsecond 16 Quadrature Amplitude Modulation 8 Phase Shift Keying J 5 Universal Satellite Modem Revision 2 Glossary Notes J 6
164. o understand that each map contains up to 30 usable entries In many cases a smaller number of entries will be relevant except when the data rate is 1920 Kbps in which case 30 entries will used by the multiplexer To determine the number of relevant entries divide the data rate by 64 Kbps For example At 384 Kbps 384 64 6 entries Therefore in this case only the first six entries of the map would be relevant The Modem is equipped with eight permanently stored default maps which are designated ROM 1 through ROM 8 The user may also define modify and save an additional eight maps which are designated USER 1 through USER 8 NOTE ROM maps read only and may not be modified refer to Table H 2 Universal Satellite Modem Revision 2 Drop and Insert D amp l Table H 2 D amp l ROM Maps T1 E1 Time Slot Since the D amp l Functions are separate and distinct two separate maps must be configured at the start of the D amp l Multiplexer Operation These are the Tx transmit Active Map for Drop Mapping and the Rx receive Active Map for Insert Mapping The number of entries in each map is determined by the data rates selected Each map entry consists of an IBS Time Slot assignment and the Terrestrial T1 or E1 Channel Number to which it is assigned Drop Mapping and Insert Mapping are completely separate and
165. odem for which it was originally requested To enter this code from the front panel perform the following From the modem s Main Menu scroll right to the SYSTEM Menu Scroll down Scroll right to the HW FW CONFIG Menu Scroll down Scroll right to the FEATURES Menu Scroll down oanop The value displayed on the top line of this menu is the 12 digit Unit ID It is displayed on the front panel ofthe modem as 3 sets of 4 digits The second line is the data entry area and is displayed as 3 sets of 4 underscores in a dot delineated format Press lt ENTER gt and a cursor will begin flashing in the data entry area Using the numeric keypad enter your 12 digit demonstration code Press ENTER If the code entered is correct the display will display CODE ACCEPTED otherwise the display will read INVALID CODE Care should be taken to insure that the demonstration code is entered properly After three unsuccessful attempts to enter a code the front panel upgrade and demonstration capability will be locked out and it will be necessary to cycle power on the modem in order to continue B 4 Universal Satellite Modem Revision 2 Front Panel Upgrade Procedure B 4 1 Running in Demonstration Mode Because of the possible interruption in traffic when the demonstration mode expires several indicators are used to inform an operator that the modem is indeed operating in demonstration mode The most obvious of these is that the re
166. of NFAS TSO Yellow Alarm AH1 3 AlS in TSs 1111 in TS16 AH1 3 AIS in TSs 1111 in TS16 AH1 3 AIS in TSs 1111 in TS16 AH1 3 AIS in TSs 1111 in TS16 1 in Bit 3 of NFAS TSO Yellow Alarm Action to Satellite Across Interface D AD1 AIS in Relevant TSs 1111 in RelevantTS16 s AD1 AIS in Relevant TSs AD3 1111 in Relevant TS16 s AD1 AIS in Relevant TSs AD2 1 32 in Bit 3 of Byte in Bit 3 of Byte in Bit 3 of Byte in Bit 3 of Byte in Bit 3 of Byte 6 7 Universal Satellite Modem Revision 2 Maintenance and Troubleshooting Notes 6 8 Chapter 7 Technical Specifications 7 1 Data Rates Refer to Section 7 1 7 2 Modulator Modulation IF Tuning Range L Band Tuning Range Impedance Connector Return Loss Output Power Output Stability Output Spectrum Spurious On Off Power Ratio Scrambler FEC Outer Encoder Options Data Clock Source Internal Stability BPSK QPSK and OQPSK 8PSK 16QAM Optional 50 to 90 100 to 180 MHz in 1 Hz Steps 950 to 2050 MHz in 1 Hz Steps IF 75 Ohm 50 Ohm Optional L Band 50 Ohm BNC 75 Ohm SMA 50 Ohm L Band IF 1 5 1 Minimum L Band 2 0 1 Minimum to 25 dB 0 5 dB Over Time and Temperature Meets IESS 308 309 310 Power Spectral Mask 55 dBc In Band 50 to 90 MHz 100 to 180
167. one of the following Down Unresolved 10 Mbps Half 10 Mbps Full 100 Mbps Half 100 Mbps Full Unused JS1 STATUS JS2 STATUS JS3 STATUS JS4 STATUS WAN STATUS VOLTAGES menu 1 5V RX SUPPLY 1 5V TX SUPPLY 3 3V SUPPLY 5V SUPPLY 12V SUPPLY 20V SUPPLY The link is down Unable to agree on connection speed Connected at 10 Base T Half Duplex Connected at 10 Base T Full Duplex Connected at 100 Base T Half Duplex Connected at 100 Base T Full Duplex The port is not available See the note above Displays the current status of the LAN Port See the note above Displays the current status of the LAN Port See the note above Displays the current status of the LAN Port See the note above Displays the current status of the LAN Port See the note above Displays the current status of the WAN Port Displays the measured voltage of the 1 5 Volt Rx power bus located inside the modem Displays the measured voltage of the 1 5 Volt Tx power bus located inside the modem Displays the measured voltage of the 3 3 Volt power bus located inside the modem Displays the measured voltage of the 5 Volt power bus located inside the modem Displays the measured voltage of the 12 Volt power bus located inside the modem Displays the measured voltage of the 20 Volt power bus located inside the modem 4 20 Universal Satellite Modem User Interfaces 12V SUPPLY RX BUF
168. ords Only displayed when SCC Framing is selected 300 to 200000 Allows the user to request the rate of in band data for the overhead channel Only displayed when SCC Framing is selected NONE 188 204 when using DVB Network Spec INV TERR amp BASE INV BASEBAND INV TERR DATA NONE Allows the user to invert the Rx Data polarity NONE SWAPPED Allows the user to swap the amp Q Channels when using BPSK Modulation VOICE X2 DATA 64KBPS IDR ESC Channel used for Voice or 64 K data channel Only available when IDR Network is selected These selections are visible only when the Reed Solomon Option is installed ENABLED DISABLED Allows the user to Enable Disable the Reed Solomon Encoder Refer to Table 3 1 for standard n k values Displays the currently used n k Reed Solomon Codes In Closed Net Mode and using the appropriate hardware the user may select custom R S Codes 4 8 12 Allows the user to select the Reed Solomon interleaver depth 4 14 Universal Satellite Modem User Interfaces Revision 2 4 4 4 Interface Menu Options and Parameters TX SETUP menu CIRCUIT ID TERR INTERFACE ETH FLOW CONTROL ETH DAISY CHAIN ETH QOS TYPE ETH QOS QUEUE TX CLK SRC TX CLK POL SCT CLK SRC Allows the user entry of a Tx Circuit Identifier Circuits can be given up to an 11 Character alphanumeric identity such as LINK1 STANDARD INTERFACE RS422 SERIAL RS232 SERIAL V 35
169. ore sending e Send e mail to the Customer Support Department at service comtechefdata com For information regarding this product s warranty policy refer to the Error Reference source not found p xxiii Universal Satellite Modem Revision 2 PREFACE Notes Chapter 1 Introduction This chapter provides an overview of the DMD50 Universal Satellite Modem When describing the equipment it may be referred to as the modem or the unit 1 1 Overview The Radyne Universal Satellite Modem Figure 1 1 offers the best features of a sophisticated programmable IBS IDR and Closed Network Modem at an affordable price wm WOR ALARM ALARM m FAULT HD TRANSMIT ON POWER MINOR ALARM MINOR ALARM um EVENT mm TEST MODE am TEST MODE REMOTE Figure 1 1 Universal Satellite Modem Front Panel This versatile equipment package combines unsurpassed performance with numerous user friendly Front Panel Programmable Functions The unit provides selectable functions for different services Intelsat IDR and IBS as well as closed networks All of the configuration and Monitor and Control M amp C Functions are available at the Front Panel Operating parameters such as variable data rates FEC Code Rate modulation type IF Frequencies IBS IDR Framing and interface type can be readily set and changed at the Front Panel by earth
170. orrect address setting Example IP Address Mask setting 255 255 000 000 5 MODEM IP ADDR This will allow for the entry of the Modem s individual network IP Address Each device on the network will have a unique address Refer to the IT administrator for the correct address setting Example Modem IP Address setting 172 018 100 215 6 SERVER IP ADDR This allows for the setup of the Network Server IP Address This section refers to the Host that will be used to optionally boot the modem on power up and is the SNMP Trap Server This IP Address needs to be consistent with the Modem IP Address Broadcast and loop back addresses will not be allowed Example Server IP Address setting 172 018 004 250 7 ROUTER IP ADDR This allows for the setup of the Network Router IP Address If a router is present on the local network and it is to be used this address must be consistent with the IP Address Mask and the subnet of the modem If no router is present then the address should be set to a foreign address Broadcast and loop back addresses will not be allowed Router not used example Router IP Address setting 010 000 001 001 8 MODEM EADDR This displays the Modem Unit Ethernet Address The Modem Ethernet Address is configured at the factory It is a unique Radyne equipment identifier Address Example 0010650903EB 9 ETHER RATE This displays the current Ethernet port data rate If multiple rates are available then a selection can be made to spe
171. orts three versions of AUPC They include Radyne AUPC EF AUPC and Near Side AUPC Radyne AUPC and EF AUPC use satellite overhead to send messages between the local and remote ends of an SCPC link The messaging is done with IBS 1 15 and EF AUPC Framing messages G 1 1 Radyne AUPC In this case Target E N indicates the remote value the local unit wants to maintain by adjusting the local power level Radyne AUPC can be set to operate on either or both directions of a link but always require a bi directional channel Enabling AUPC on one side of the link will activate AUPC on the distant end of the link It is necessary that both the Modulator and Demodulator be set to the appropriate framing for AUPC options to be editable and for the AUPC function to operate properly Examples of the basic Radyne AUPC Operations are described as follows Assume that the two modems one at each end of the link are set to Radyne AUPC operation Only one direction is discussed but the same functions could be occurring in both directions simultaneously Local Modem is transmitting to Remote modem under normal conditions and the Remote modem has a receive EXN of 7 5 dB Local modem has been set to a Target E N of 7 5 dB with an output power level of 15 dBm It begins raining at Remote site and the E N drops to 7 0 then 6 8 dB Remote Modem is constantly sending update messages of its E N to Local modem When Local modem sees the drop in the remote Ey
172. our equipment including helpful hints shortcuts or important reminders Trademarks Product names mentioned in this manual may be trademarks or registered trademarks of their respective companies and are hereby acknowledged Copyright 2009 Comtech EF Data This manual is proprietary to Comtech EF Data and is intended for the exclusive use of Comtech EF Data s customers No part of this document may in whole or in part be copied reproduced distributed translated or reduced to any electronic or magnetic storage medium without the express written consent of a duly authorized officer of Comtech EF Data Disclaimer This manual has been thoroughly reviewed for accuracy All statements technical information and recommendations contained herein and in any guides or related documents are believed reliable but the accuracy and completeness thereof are not guaranteed or warranted and they are not intended to be nor should they be understood to be representations or warranties concerning the products described Comtech EF Data assumes no responsibility for use of any circuitry other than the circuitry employed in Comtech EF Data systems and equipment Furthermore since Comtech EF Data is constantly improving its products reserves the right to Universal Satellite Modem Revision 2 PREFACE make changes in the specifications of products or in this manual at any time without notice and without obligation to notify any person of such cha
173. outer IP addresses Enter into the TCP IP menu and the following Sub menus will appear however the order may vary 1 Boot Mode This allows for the selection of the operating boot mode for the TCP IP Several selections are available and are described below When configuring the modem for Web Browser Boot Mode must be set to NON VOL A brief description of the available selections are a Default If the Ethernet interface is not to be used select this mode No IP Address or mask changes will be allowed while in this mode of operation The following parameters will be set and will not change until the boot mode is changed The IP addresses are non accessible addresses e MASK 255 000 000 000 e MODEM IP ADDR 010 000 000 001 e SERVER IP ADDR 010 001 001 001 e ROUTER ADDR 010 000 001 001 b BOOTp When enabled at boot time the modem will use the Bootp Protocol to automatically get names masks and IP Addresses of the modem router and server from the Network Manager This should be consistent with the tag expected by the users Bootp Server see the next menu selection for setting the BOOTp TAG If Bootp is not enabled the modem will ignore the BOOTp Tag setting c NON VOL This will allow for setting up all required IP Addresses and will store the information to the non volatile memory Upon power cycle the modem will restore the saved settings into the correct fields E 1 Universal Satellite Modem Revision 2 T
174. ows Example At the Front Panel lt Modulator gt Menu depress J then move to the Strap Code Submenu and enter 16 The modem will be automatically configured to the parameters shown below in the highlighted row Strap Code 16 Use the Strap Code Guide Table D 1 for available strap codes Table D 1 Strap Codes Strap Codes Dis Disable Strap Code Decimal Data Rate Kbps Overhead Code Rate Framing Type Scrambler Type Drop and Insert Reed Solomon Modulation 1 64 16 15 1 2 VIT 512 16 15 1 2 VIT 768 1 2 VIT 96K 3 4 VIT D 1 Universal Satellite Modem Revision 2 Strap Codes Strap Codes Dis Disable Strap Code Decimal Framing Type Scrambler Type Drop and Insert Reed Solomon Modulation Data Rate Kbps Overhead Code Rate IDR NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE NONE VIT NONE vir NONE PE De VIT IT vas ESS Vas 699 V 35 IESS NONE Universal Satellite Modem Revision 2 Strap Codes Strap Codes Dis Disable Strap Code Decimal Framing Type Scrambler Type Drop and Insert Reed Solomon Modulation Data Rate Kbps Overhead Code Rate D 5 5 g ee pe ss De os m sw 3 os
175. ows the user to disable or enable TPC Interleaver Valid only for Radyne turbo codes TPC 495 and TPC 793 ENABLED DISABLE Allows the user to enable or disable the Differential Decoder Having the decoder enabled ensures proper phase lock May not be adjustable in some modes NONE V 35 IESS V 35 CITT V 35 EF IBS w Optional Framing and optional Reed Solomon Reed Solomon Scrambler w Optional Framing CCITT V 35FC OM 73 V 35EF_RS TPC SCRAMBLER Turbo Codec DVB EDMAC Allows the user to select the descrambler type ON OFF Allows the user to enable or disable the descrambler operation 1 15 IBS 1 15 Async 96 Kbps IDR EDMAC EFAUPC SCC EFFICIENT D amp I None Used with IDR IBS or Asynchronous Interface Only Allows the user to select the Framing Type 150 300 600 1200 2400 4800 9600 19200 4 13 Universal Satellite Modem User Interfaces SCC CTL RATIO SCC INBAND RATE TERR FRAMING DATA POLARITY SYMBOL PAIR ESC OVERHEAD REED SOLOMON menu ENABLE DISABLE RS RATE INTERLVR DEPTH Revision 2 Allows the user to select the rate of in band data for the ES to ES Async overhead channel Only displayed when Effiecient D amp I with Esc Enhanced are selected 1A 1 2 1 3 1 4 1 5 1 6 1 7 Allows the user to simulate the framing used by the Satellite Control Channel Option Pass Thru Mode only The SCC CTL RATIO is the ratio of overhead in band data to synchronizing w
176. p Code 16 Refer to Appendix D or the various strap code options 3 23 Universal Satellite Modem Revision 2 Theory of Operation Notes 3 24 Chapter 4 User Interfaces 4 1 User Interfaces This section contains information pertaining to the user interfaces for the modem There are four user intefaces available for the modem These are Front Panel Interface Refer to Section 4 2 Terminal Interface Refer to Section 4 6 RS485 Remote Port Interface RLLP Refer to the Section 4 9 Ethernet Remote Port Interface SNMP Refer to Section 4 10 Ethernet Remote Port Interface Web Browser Refer to Section 4 10 4 2 Front Panel User Interface The Front Panel allows for complete control and monitor of all parameters and functions via a keypad LCD display and status LEDs The front panel layout is shown in Figure 4 1 showing the location and labeling of the front panel The front panel is divided into four functional areas the LCD Front Panel Display the Cursor Control Arrow Keys the Numeric Keypad and the Front Panel LED Indicators each described in Table 4 1 1 2 3 4 DMDS0 m 7 g N vemon 4 TRANSMITON mm SIGNAL LOCK POWER is mm MAJOR ALARM mm MAJOR ALARM WE FALET h mm MINOR ALARM mem MINOR ALARM mm EVENT um TEST am TEST MODE m REMOTE Figure 4 1 Fron
177. pad Allows the user to view the Symbol Rate Viterbi 1 2 3 4 7 8 None Optional FEC Rates Sequential 1 2 3 4 7 8 Trellis 8PSK 2 3 Turbo lt 20Mbps 793 495 1 2 3 4 7 8 Turbo 20Mbps 750 875 Comstream Seq 3 4 DVB VIT 1 2 2 3 314 5 6 7 8 DVB Trellis 2 3 5 6 8 9 Allows the user to select the Rx Code Rate and Type DISABLE ENABLE Allows user to disable or enable the TPC Interleaver Valid only for Radyne turbo codes TPC 495 and TPC 793 ENABLED DISABLE Allows the user to enable or disable the Differential Encoder Having the encoder enabled ensures proper phase lock May not be adjustable in some modes NONE V 35 IESS V 35 CITT V 35 EF IBS w Optional Framing and optional Reed Solomon Reed Solomon Scrambler w Optional Framing CCITT V 35FC OM 73 V 35EF RS TPC SCRAMBLER Turbo Codec DVB EDMAC Allows the user to select the descrambler type ENABLED DISABLE Allows the user to enable or disable scrambler operation 1 15 IBS 1 15 Async 96 Kbps IDR DVB EDMAC EFAUPC SCC EFFICIENT D amp I None Used with IDR IBS or Asynchronous Interface Only Allows the user to select the framing type 150 300 600 1200 2400 4800 9600 19200 Allows the user to select the rate of in band data for the ES to ES Async overhead channel Only displayed when Effiecient D amp I with Enhanced Async are selected 1A 1 2 1 3 1 4 1 5 1 6 1 7 Allows the user
178. pecified the address is presumed to be reachable via the router Broadcast and loop back addresses will not be allowed These are addresses with all subnet bits set to O s or 1 s ROUTER IP ADDR XXX XXX XXX XXX Hexidecimal Address ddd ddd ddd ddd Decimal Address The IP Address of the Local Network Router If a router is present on the local network this address must be consistent with the IP Mask and the subnet of the modem If no router is present then the address should be set to a foreign address This address is expressed in hexadecimal format Broadcast and loop back addresses will not be allowed These are addresses with all subnet bits set to 0 s or 1 s 4 30 Universal Satellite Modem Revision 2 User Interfaces E NOTE To change the display for the IP ADDRESS MASK MODEM IP ADDRESS SERVER IP ADDRESS AND ROUTER IP ADDRESS press all four arrow keys simultaneously MODEM EADDR 001065010000 Displays the Ethernet address of the device Set at the factory and is a unique identifier for the Ethernet physical interface ETHER RATE 10 MBPS HD The data rate for the local Ethernet Interface 10 Mbps HD for 10 Base T in either half duplex or full duplex SNMP menu A description of OID organization is provided in the MIB portion of this manual Appendix C SNMP VERSION V1 amp V2 V3 This selection controls the SNMP Version that will be used in messaging between the equipment and it s host When V1
179. ping 172 18 100 215 Pinging 172 18 100 215 with 32 bytes of data Reply from 172 18 100 215 bytes 32 time 109ms TTL 64 Reply from 172 18 100 215 bytes 32 time lt ims TTL 64 Reply from 172 18 100 215 bytes 32 time 2ms TTL 64 Reply from 172 18 100 215 bytes 32 time 123ms TTL 64 Ping statistics for 172 18 100 215 Packets Sent 4 Received 4 Lost 0 0 loss Approximate round trip times in milli seconds Minimum Oms Maximum 123ms Average 58ms 4 If the ping is unsuccessful the screen will display 172 18 100 215 Pinging 172 18 100 215 with 32 bytes of data Request timed out Request timed out Request timed out Request timed out Ping statistics for 172 18 100 215 Packets Sent 4 Received 0 Lost 4 100 loss Check the following items that may lead to the unsuccessful response Verify that the correct cables are connected to the Ethernet port and that they are secured The Link Light is illuminated The IP Address that is used matches the Modem s IP Address The Server and Modem are on the same subnet 6 Appendix F Web Browser Setup Guide F 1 Introduction The Web Browser allows for connection to Radyne products through the Ethernet port The Web interface allows for complete control and monitoring of all equipment parameters and functions via a 10Base T Ethernet connection Utilization of the Web browser is dependent upon proper set up of the TCP IP menus For T
180. pported are Loopback Tx IF port is looped back to the Rx IF port Terrestrial Loopback Tx Data port is looped back to the Rx Data port after the interface driver receiver prior to the framing unit Baseband Loopback Tx Data port is looped back to the Rx Data port after the interface driver receiver after the fraiming unit RX Terrestrail Loopback Receive Data from the satellite is looped back for retransmission to the satellite providing a far end loopback prior to the framing unit Baseband Loopback Receive Data from the satellite is looped back for retransmission to the satellite providing a far end loopback after to framing unit TX RX Terrestrial Loopback provides both Terrestrail loopbacks simultaneously TX RX Baseband Loopback provides both Baseband loopbacks simultaneously Usage of the modems loopback capabilities in conjunction with the Ethernet data interface can produce undersirable network loops In order to run any type of data test with an Ethernet interface you must utilize two modems connected back to back Simply using one modem and a loopback will not produce the desired results 3 7 Universal Satellite Modem Revision 2 Theory of Operation 1 4 1 Modulator Interface Framing Unit Lll Demodulator Tx Terrestrial Loopback E Modulator Demodulator pur Rx Terrestrial Loopback Interface
181. re fed into the encoder which adds 2t N check bytes to produce an N byte R S block The R S decoder can then correct up to t erred bytes in the block 3 9 1 Reed Solomon Operation When the Reed Solomon Codec is enabled data is fed to the R S Encoding Section where it is scrambled formed into blocks R S encoded and interleaved Unique words are added so that the blocks can be reformed in the Receiving Modem Refer to Figure 3 8 and Figure 3 9 Data is then sent to the modulator where it is convolutionally encoded modulated and transmitted to the satellite When the signal is received and demodulated by the Receiving Modem it is fed to a Viterbi Decoder for the first layer of error correction After error correction is performed by the Viterbi Decoder the unique words are located and the data is deinterleaved and reformed into blocks The R S Decoder then corrects the leftover errors in each block The data is then descrambled and output from the R S Section 3 9 2 Reed Solomon Code Rate The R S Code Rate is defined by where is the total R S block size in bytes data check bytes and is the number of data bytes input into the R S Encoder The transmission rate expansion required by the R S Codec is then defined by N K The modem automatically sets the correct R S code rate for IDR IBS open network operation in accordance with the data shown in Table 3 1 The modem allows the following N and K setting 126 112
182. right to the FEATURES Menu Scroll down ooocp The value displayed on the top line of this menu is the 12 digit Unit ID It is displayed as on the front panel of the modem as 3 sets of 4 digits in a dot delineated format as follows 1234 1234 1234 Your Radyne sales representative will ask you for this number along with your desired feature set upgrades when placing your order Once your order has been processed you will be issued a 12 digit feature set upgrade code This code is only good on the modem for which it was ordered To enter this code from the front panel perform the following From the modem s Main Menu scroll right to the SYSTEM Menu Scroll down Scroll right to the HW FW CONFIG Menu Scroll down Scroll right to the FEATURES Menu Scroll down oaoop The value displayed on the top line of this menu is the 12 digit Unit ID It is displayed on the front panel ofthe modem as 3 sets of 4 digits in a dot delineated format indicated in Step 2 The second line is the data entry area and is displayed as 3 sets of 4 underscores in a dot delineated format g Press ENTER A cursor will begin flashing in the data entry area h Using the numeric keypad enter your 12 digit upgrade code i Press lt ENTER gt If the code entered is correct the display will display CODE ACCEPTED otherwise the INVALID CODE E NOTE will be displayed Care should be taken to insure that the upgrade code is entered proper
183. rmance Viterbi w RS Pe TU ri Rate 3 Rate T Rats Table 7 9 16QAM BER Performance Turbo Table 7 9 16QAM BER Performance Turbo Typical Turbo 0 495 5 6 dB 6 1 dB 6 6 dB 7 dB 7 5 98 8 dB 8 5 dB 9 dB Universal Satellite Modem Revision 2 Technical Specifications Table 7 10 O JQPSK BER Performance Turbo Specification Typical xs Turbo 1 2 Turbo 3 4 Turbo 7 8 Turbo 1 2 Turbo 3 4 Turbo 7 8 3 8 dB 2 8 dB 408 Table 7 11 8PSK BER Performance Turbo Typical 77 Tube ara Turbo TIS Turbo 34 5 2 dB 54 dB 5 6 dB 5 8 dB 6 dB 6 3 dB Table 7 12 16QAM BER Performance Turbo Typical 77 ruo Sia furbo Sie Turks Ti XE 6 4 dB 67 dB 7 1 dB 7 5 dB TES 790 Table 7 13 Open Network Performance Specification Typical IBS IDR IDR IBS IBS IDR IDR 1 2 Rate 3 4 Rate 7 8 Rate 1 2 Rate 3 4 Rate 3 4 Rate 7 8 Rate 7 22 Universal Satellite Modem Revision 2 Technical Specifications 7 22 AGC Output Voltage The AGC Output Voltage is a function of the Input Power Level in dBm The AGC Output Voltage is found on the Alarm connector Pin 14 of J15 E o e cC E o gt 2 2 lt Input Level dBm Figure 7 13 AGC Voltage Monitor 7 23 Universal Satellite Modem Revision 2 Technical Specifications Notes
184. ront panel The user can clear all characters from the front panel screen Resets group and password NO GROUP GUEST OPER ADMIN Access rights represent the following 4 32 Universal Satellite Modem User Interfaces AUTH PASSWORD USER RESET USER 3 ACCESS GROUP AUTH PASSWORD USER RESET Revision 2 No Group Denies Access Guest Users are able to navigate most of the site and view modem parameter settings Oper Users can monitor and control parameter settings and change their own authentication passwords Admin At this highest access right the users can monitor and control the modems parameters change any user s name and authentication password and modify IP network settings Admin setting allows access to the entire site xxxxxxxx User to select password The user can modify the Authorization Passwords The user name can have up to 14 characters supporting alpha and numeric characters Alpha characters can be entered using the up and down arrow keys Numeric characters can be selected by using the number keys on the front panel The user can clear all characters from the front panel screen Resets group and password NO GROUP GUEST OPER ADMIN Access rights represent the following No Group Denies Access Guest Users are able to navigate most of the site and view modem parameter settings Oper Users can monitor and control parameter settings and change their own authentication
185. round High Speed Serial Interface Hardware IBS Hertz Unit of Frequency Intelsat Business Services IDR Intermediate Data Rate O Input Output IEEE International Electrical and Electronic Engineers IESS INTELSAT Earth Station Standards IF Intermediate Frequency INTELSAT International Telecommunication Satellite Organization International Standards Organization Analog In Phase 1 and Quadrature Signals Kilobits per Second Kilobytes per Second Kilogram Kilohertz Kilosymbols per Second Liquid Crystal Display Light Emitting Diode Local Oscillator Milliampere Mbps Megabits per Second MFAS Multi Frame Acquisition Sync See FAS MHz Megahertz MIB Management Information Base Mod Modulator or Modulated ms or msec Millisecond M amp C Monitor and Control Revision 2 J 3 Universal Satellite Modem Revision 2 Glossary Normally Closed Normally Open Nanoseconds Non Volatile Random Access Memory No Connection or Not Connected OQPSK Offset Quadrature Phase Shift Keying Personal Computer PD Buffer Plesiochronous Doppler Buffer PLL Phase Locked Loop ppb Parts per Billion ppm Parts per Million Part Number Quadrature Amplitude Modulation Quadrature Phase Shift Keying Random Access Memory Radi
186. s and would ignore the other 26 entries ROM Map 4 could be used as the template for an Active Transmit Drop or Active Receive Insert Map with a modulator and or demodulator configured for 384 Kbps operation The T1 or E1 Data in the transmit path or the demodulated data in the receive path would be dropped from and or inserted into the first six time slots of the T1 or E1 frame The Insert Multiplexer would know to look only at the first six entries in the Active map s and would ignore the other 24 entries To Drop the last six channels of a T1 frame into a modulator transmit path the first six entries of the Active Transmit map should contain 19 20 21 22 23 and 24 ROM Map 5 could be used as the template for an Active Transmit Drop and or Active Receive Insert Map with a modulator and or demodulator configured for 512 Kbps operation The T1 or E1 Data in the transmit path or the demodulated data in the receive path would be dropped from and or inserted into the first eight time slots of the T1 or E1 frame The Multiplexer would know to look only at the first eight entries in the Active map s and would ignore the other 22 entries To insert data received from a demodulator into channels 17 through 24 of an E1 frame the first eight entries of the Active Receive map should contain 17 18 19 20 21 22 23 and 24 ROM Map 6 could be used as the template for an Active Transmit Drop and or Active Receive Insert Map with a modulator
187. s Bits Per Second BPSK Binary Phase Shift Keying BUC Block Upconverter Byte 8 Binary Digits C Celsius CATS Computer Aided Test Software Cable Assembly CD ROM Compact Disk Read Only Memory CLK Clock J 1 Universal Satellite Modem Revision 2 Glossary Centimeter COM Common CPU Central Processing Unit CRC Cyclic Redundancy Check A system of error checking performed at the transmitting and receiving stations CW Continuous Wave C N Carrier to Noise Ratio Digital to Analog Converter Decibels Decibels Referred to Carrier Decibels Referred to 1 0 milliwatt Direct Current Demodulator or Demodulated Digital Phase Locked Loop Digital Video Broadcast Drop and Insert Ey No Ratio of Energy per bit to Noise Power Density a 1 Hz Bandwidth EEPROM Electrically Erasable Programmable Read Only Memory EIA Electronic Industries Association EMI Electromagnetic Interference ESC Engineering Service Circuits ES ES Earth Station to Earth Station Communication Earth Terminal Fahrenheit Frame Acquisition Sync A repeating series bits which allow acquisition of a frame Federal Communications Commission Forward Error Correction First In First Out Field Programmable Gate Arrays Firmware g Force of Gravity GHz Gigahertz J 2 Universal Satellite Modem Glossary G
188. s procedure B 3 Upgrade Procedure The following paragraphs describe the procedure for permanently updating the feature set of the Universal Satellite Modem 1 The following steps allow users to quickly determine from the front panel whether or not the desired feature s are supported by the hardware currently installed in the modem a From the modem s Main Menu scroll right to the SYSTEM Menu b Scroll down C Scroll right to the HW FW CONFIG Menu d Scroll down e Scroll right to the FEATURES Menu f Scroll down g Scroll right to the UPGRADE LIST Menu h Scroll down 1 Scroll right through the available list of options The top line identifies the options and the second line identifies the following options status INSTALLED indicates that the option is already available as part of the modems feature set HW amp KEY REQ indicates that additional hardware is required to support the option Contact your Radyne sales representative for more information regarding the required hardware upgrade KEY CODE indicates that the desired option is available as a front panel upgrade B 1 Universal Satellite Modem Revision 2 Front Panel Upgrade Procedure 2 Contact Radyne with the Unit ID and Desired Upgrades The modem s Unit ID can be found on the front panel as follows From the modem s Main Menu scroll right to the SYSTEM Menu Scroll down Scroll right to the HW FW CONFIG Menu Scroll down Scroll
189. seiavedenceadesddeiccaaieesessisceincestesiiess 3 17 3 12 Asynchronous Multiplexer Mode eee eee censes eese eene nennen enne tne esas suain tte se essa sans ot eeeese nnne 3 18 3 13 ESC Backward Alarms ecce eterno een nennen ky Y eek as Vo dd een ee Ve ca ea E SEARE uon da epa 3 18 3 13 1 Disable the ESC Backward Alarims c cccccsscccsssceceeesneeccseneecsesaeeeessaeeceeeaneceseaeeceseaaeecseaeeeseaeeeesssaeeceeeaeeeseeaneess 3 18 3 14 Satellite Control Channel SCC 3 19 3 14 1 SCC Framing SEF CtUEG s soe eer E eer RSEN en en rn Ne due PETER eoe ERR d Zens 3 19 3 14 2 Aggregate Data Rate seri PUT anao ds 3 20 3 14 3 Overhead Rate Comparison i an rer ith e rer e te a E FERE PO T E a E RD bance TIE RE EE EIER EA 3 20 3 14 4 Actual Overhead Calculations cniinne senem NEEESE 3 21 3 14 5 SCC Overhead ChannelSet p u roo ere regen tr ehren mp Hansen 3 21 3 15 EDMAC Satellite Framing Deframing Mode 3 22 3 16 Locating the ID Code Operational Procedure ee eeee eene esee eene eene enne n ehh heure ness n stas sss sehe esses neenon 3 22 3 17 Strap Codes E 3 22 CHAPTER USER INTEREAGCES ccsicsicnnsscscececdicese
190. ser to request the rate of in band data for the overhead channel This sets the overhead amount only The actual amount of data that can be passed through the overhead channel will be set under ES Baud Rate see Step 6 below 4 Under the Interface General menus locate the TX ASYNC MODE menu 5 Under the TX ASYNC MODE Menu set the desired ES Interface type ES INTERFACE RS 232 RS 485 This allows the user to select the interface type 6 Under TX ASYNC MODE Menu set the desired baud rate for the ASYNC Port J17 This will be the baud rate that will pass through the overhead channel ES BAUD RATE 150 19200 This allows the user to select the baud rate of the ASYNC port J17 in SCC Mode 7 Under TX ASYNC MODE Menu set the desired ES BITS CHAR ES BITS CHAR 7 8 This allows the user to choose between 7 or 8 bits of data 8 Repeat Steps 4 through 7 under the RX ASYNC MODE menu 9 The physical connection to the overhead channel will be the DB 9 Female Port labeled ASYNC J17 3 15 EDMAC Satellite Framing Deframing Mode The modem supports EDMAC satellite framing EDMAC can be enables for both modulator and demodulator satellite framing when modem is configured in CLOSED NET applications EDMAC satellite framing DOES NOT allow control or monitoring of the remote slave modem On the demodulator terrestrial date is framed with NULL EDMAC commands having no effect at the remote demodulator On the demodulator EDMAC com
191. sign Specification Revision 3 0 Four RJ 45 Auto Crossover Auto Sensing 10 100 Ethernet Data Ports Complies with IEEE 802 3 and IEEE 802 3u A 11 Turbo Product Code Variable Reed Soloman The modem can be equipped with an optional TPC Codec Card This card allows variable Reed Solomon rates as well as Turbo Codec and Sequential Codec Outer Code This option must be installed at the factory and may require other options A 12Customized Options The modem may be customized for specific customer requirements Most modifications or customization can be accomplished by means of firmware software modifications The following are examples of the types of customization available to the user Customized Data Rates Customized Scrambler Descramblers Customized Overhead Framing Structures Customized Modulation Formats Customized Uses for the ES ES Overhead Channel Contact the Radyne Corp Customer Service or Sales Department at 602 437 9620 for all requests A 2 Appendix B Front Panel Upgrade Procedure B 1 Introduction The Universal Satellite Modem offers the ability to perform field upgrades of the modem s feature set quickly and easily from the front panel Purchased upgrades will become part of the modems permanent configuration Demonstration upgrades will enable the optional features for a 30 day evaluation period B 2 Required Equipment The Universal Satellite Modem is the only equipment required for thi
192. sion 2 Rear Panel Interfaces IDR ESC Backward Alarm Out 1 Normally Closed ESCBWO 1 NC 38 G 703 Insert Data Input B G703B IDI B Input G 703 Drop Data Out B Synchronous Data Receive DDO B RT B Output Timing EACE IDR ESC Audio Input Channel 1B ESCAUDTX 1B 50 IDR ESC Audio Input Channel 2B ESCAUDTX Input 2B 51 IDR ESC Audio Output Channel 1B ESCAUDRX Output 1B IDR ESC Audio Output Channel 2B ESCAUDRX Output 2B DR ESC Backward Alarm Input 4 54 IBS ES Transmit Data B IDR ESC Backward TX B BWI 2 Input Ed Alarm Input 2 55 Demod Fault Open Collector Output DMD FLT Output Open Collector EE ae IDR ESC Transmit 8 Kbps Output Clock B IDR ESC Transmit 8 Kbps Output Data B 66 lBSReceveOctetOuput B RXOB Output 68 Synchronous Data Receiver Ready B SYNCRR B Output 60 5 9 2 SD DDI J6 The Send Data Drop Data In Port Unbalanced is a 75 Ohm Female BNC Connector 593 J7 The Drop Data Out Port Unbalanced is a 75 Ohm Female BNC Connector 5 12 Universal Satellite Modem Revision 2 Rear Panel Interfaces 594 IDI J8 The Insert Data In Port Unbalanced is a 75 Ohm Female BNC Connector 59 5 50 IDO J9 The Send Data Insert Data Out Port Unbalanced is 75 Ohm Female BNC Connector 5 10 Ethernet Data Interface Optional The optional DMD50 Ethernet Data Interface provides four RJ 45 Auto Crossover and Auto Sensing 10 100 E
193. ssnessccvacsaccencesecacenteduersacsueascesetsnsnstensavvedsseesesteusuerstecacanded 4 1 4 1 Uset Interfaces icc tuse cce secet ceto dan e aces ae ces exer eet Coke E Can ceo Food o Vac aL 4 1 4 2 Front Panel User Interface erede Lerner eise ee eco eee EEE ehe ae ana 4 1 4 2 1 LCD Front Panel toe ee 4 2 4 2 2 Cursor Control ArrOW Keys eret Deed Pe end eee PUN eH TR 4 2 4 2 3 Numeric Keypad ne RR RE EH ERROR RE SERERE ORT ERE 4 2 4 2 4 Front Panel LED Indicators eere eee rennen ann san ln 4 3 4 3 Parameter SetU P m 4 4 Universal Satellite Modem Revision 2 Table of Contents 4 4 Front Panel Control Screen Me nus sssssccccccssssssscccecccccsssssscceecccccsssssseeesccccasssseesecccccasssseceesecccceesssseeeesscooanens 4 4 4 4 1 Pu Ea EE 4 4 4 4 2 Modulator Menu Options and ParaMeters cccccccccssssscccccessesssececceceeeesseeseceseeessseeescesseeeaseeeeeesseesaseeeeeesseeaaeees 4 5 4 4 3 Demodulator Menu Options and Parameters 4 11 4 4 4 Interface Menu Options and 4 15 4 4 5 Monitor Menu Options and Parameters
194. station operations personnel The modem operates at all standard IBS and IDR Data Rates up to 8 448 Mbps Selection of any data rate is provided over the range of 2 4 Kbps to 52 Mbps in 1 bps steps For applications requiring system redundancy the Modem may be used with the Radyne RCS11 1 1 Redundancy Switch or the RCS20 M N N 9 Redundancy Switch An Internal Engineering Service Channel Unit is available to provide voice data and alarms for Intelsat IDR applications A full range of Industry Standard Interfaces are available Interface types are selectable from V 35 RS 232 RS 422 530 ITU G 703 HSSI ASI DVB M2P and Ethernet Bridge Universal Satellite Modem Revision 2 Introduction 1 2 Configurations The unit can be configured in the following ways Features and options that are installed when the unit is ordered Feature upgrades Hardware options that are installed to a unit that is sent to a Comtech facility Hardware options that the user can install at their own location 1 2 1 Features Options Installed at Time of Order Features installed at the time of ordering are the options pre installed initialized in the factory prior to shipment These can be reviewed from the front panel Refer to Chapter 4 User Interfaces for information on how to view these features Factory installed options are chassis and board configurations that are introduced during manufacture 1 2 2 Feature Upgrades Feature Upgrades are a simple a
195. t Data RS 485 TX 485 A Output NC No Connection Receive Data RS 485 RX 485 B CTS Input Receive Data RS 485 RX 485 A Input When operating the remote port as RS232 using a cable pinned 1 for 1 may cause communication failures due to miss routing of standard RS232 com port signals 1 2 3 4 5 6 7 8 9 When operating the remote port as RS232 the cable used should only have pins 2 3 and 5 connected 5 4 12 ETHERNET 21 The ETHERNET Port J21 can be used for the Monitor amp Control M amp C Functions of the unit The physical interface is a standard female RJ 45 Connector 5 5 G 703 IDR IBS Interface Optional The DMD50 supports two versions of the G703 IDR IBS interface Interface options are G703 T1 E1 T2 E2 G703 T1 E1 T2 E2 E3 T3 and STS1 5 7 Universal Satellite Modem Rear Panel Interfaces Revision 2 ESC ALARM J1 5 6 The ESC Engineering Service Circuits Alarms Port is a 25 Pin Female D Connector Refer to Table 5 6 for pinouts Table 5 6 ESC ALARM Port 25 Pin Female Connector J1 Pin No Signal Name Ground Signal GND Direction Backward Alarm Out 1NO ESCBWO 1NO No Connection NC Backward Alarm Out 2 NO ESCBWO 2NO No Connection NC Backward Alarm Out 3 NO ESCBWO 3NO Ground GND Backward Alarm Out 4 NO ESCBWO 4NO BR Po
196. t Interface SNMP amp Web Browser 4 40 CHAPTER 5 REAR PANEL INTERFACES rndtanarara test racu nun nen aa amaS ea Ea narra EOS 5 1 5 1 CONNECTIONS 5 1 5 2 Compact Flashers sie 5 5 o deer ei rt E EAE NER TEE 5 2 5 3 Power INPUt ppc L 5 2 5 3 1 AC Power Input Mod le 1 4 15 ttr titre Pr ui nenne brain 5 2 5 3 2 DC Power Input Switch ccccccccssscsssecessccessecssecesssecssssessecesecessecessecessecessecsaeecsasecsaeecsssccuecessscesuecensecesecenseateenats 5 3 5 4 Chassis Connections Standard ame ln etre ee EIU Io eoe th CHE eap eo 5 3 5 4 1 EXT REE rune Mucium ut us cM oto ded rU Lr DS cet oe d 5 3 5 4 2 JII einen 5 3 5 4 3 0123 5 3 5 4 4 3 EE 5 3 5 4 5 mx Band EN TAN e te o a ete HR t E EUdict mede 5 3 5 4 6 ALARM S15 22 ae are near ana Rn M 5 4 5 4 7 EE 5 4 5 4 8 ASYNCAE TZ e EI IE D RH eR rra RE oe Ged CERRO US ERROREM SU IR HT ee PAS 5 5 5 4 9 sun nenn 5 5 5 2 10 EI
197. t Panel Table 4 1 Front Panel Description Number Description Function LCD Front Panel Display Displays operating parameters and Configuration data 2 Cursor Control Arrow Controls the up down right and left motion of the cursor in the LCD Keys Display window Numeric Keypad Allows entry of numeric data and Clear and Enter function keys FTO See Paragraph 4 1 4 below for an itemized description of these LEDs Indicators 4 1 Universal Satellite Modem Revision 2 User Interfaces 4 2 1 LCD Front Panel Display The front panel display is a 2 line by 16 character LCD display The display is lighted and the brightness can be set to increase when the front panel is currently in use The LCD display automatically dims after a period of inactivity The display has two distinct areas showing current information The upper area shows the current parameter being monitored such as Frequency or Data Rate The lower line shows the current value of that parameter The LCD display is a single entry window into the large matrix of parameters that can be monitored and set from the Front Panel 4 2 2 Cursor Control Arrow Keys A set of Arrow or Cursor keys 1 4 gt lt is used to navigate the parameter currently being monitored or controlled Table 4 2 describes the functions available at the Front Panel 4 2 3 Numeric Keypad A 10 Key Numeric Keypad with two additional keys for the Enter and Clear func
198. t Terrestrial Frame Source also influences the Buffer Clock selection in the following manner When the Insert Terrestrial Frame Source selection is set to External the received satellite data will be clocked out of the Doppler Buffer based upon the clock recovered from the insert data input Therefore the Buffer Clock selection will automatically be set to External and cannot be modified Attempts to select a different buffer clock will result in the error message INVALID BUFFER CLOCK and the selection will not be allowed When the Insert Terrestrial Frame Source selection is set to Internal the operator needs to specify how data should be clocked out of the Doppler Buffer In this case the operator will be able to select SCTE SCT RX SAT or EXT EXC as the source for the Buffer Clock Therefore the Insert Terrestrial Frame Source selection should be made prior to attempting to change the Buffer Clock In most instances the Insert Terrestrial Frame Source selection will be set to External and the Buffer Clock will automatically be set to External 2 4 D amp I Sample Configurations and D amp I Clock Setup Options The following are several examples of how to configure the modem for D amp l Also refer to Figures 3 14 through 3 17 for the D amp l Clocking Setup Options Available Example 1 Drop 512 Kbps from a T1 trunk 3 4 Rate Viterbi Insert 512 Kbps into a T1 trunk 3 4 Rate Viterbi Drop 512 Kbps from a T1 trunk 3 4 Rate Viterbi Und
199. t by 5 or so numbers from the equipment address the computer and the equipment that it is connecting to can not have identical addresses and Subnet Mask this is identical to the subnet mask programmed into the equipment into the corresponding fields Click the OK button to complete the PC Configuration Note some computers may require that the computer be restarted for the changes to take effect nternet Protocol TCPAP Properties Figure E 4 Internet Protocol TCP IP Properties Box 5 Toreconnect the computer to a network select the Obtain an IP address automatically selection in the screen shown above E 5 Universal Satellite Modem Revision 2 TCP IP Ethernet Setup E 4 3 Testing the Ethernet connection using the Ping Program Optional To verify that connectivity and settings are correct use the Ping command to report if the Host Equipment is correctly responding This is accomplished by opening the MSDOS Command Prompt and executing a Ping command as shown in the following example 1 Open MSDOS Command Prompt The Screen will display Microsoft Windows XP Version 5 1 2600 C Copyright 1985 2001 Microsoft Corp 2 At the Command Prompt Enter ping 172 18 100 215 Enter the IP Address of the equipment to be tested The screen will display Microsoft Windows XP Version 5 1 2600 C Copyright 1985 2001 Microsoft Corp C ping 172 18 100 215 3 If the ping is successful the screen will display C s
200. ta Menu Set code rate to 3 4 VIT Set Framing for 1 15 Method 2 Under Interface Menu Set Interface type Set Buff clock selection Set Buffer Size Set Demod strap code to 101 Under Demod IF Menu Set desired Rx frequency D 3 4 Case 4 Loop Timing Example Method 1 Under Interface Menu Under Tx Setup Menu Set INTF to RS 422 Set SCT Source to SCR Set Tx Clock to SCTE Set mode to IBS Method 2 Under Interface Menu Under Tx Setup Menu Set INTF to RS 422 Set SCT Source to SCR Set Tx Clock to SCTE Set mode to Closed Net D 9 Universal Satellite Modem Revision 2 Strap Codes Notes D 10 Appendix E TCP IP Ethernet Setup E 1 Introduction The modem supports SNMP FTP protocols and the Web Browser Utilization of the protocols is dependent upon proper set up of the TCP IP menus This document is to be used only as a guideline for setting up the TCP IP menus Contact the IT manager for proper guidance to ensure setup is successful For additional information on the various WEB or SNMP configurations and descriptions refer to the Remote Protocol Manual TM117 E 2 TCP IP Network Configuration Using the Front Panel display and arrow keys scroll thru the System menu until the TCP IP sub menu is displayed Each unit requires proper configuration with the correct network settings Contact the IT manager for a valid IP address mask Modem server and r
201. te Eb No values include the effect of using interleaving and maximum iterations B O QPSK Uncoded Theory Turbo Typical X Decoder Performance Specification Turbo 0 495 Specification Turbo 0 793 Eb No in dB Figure 7 5 B O QPSK BER Performance Turbo 7 11 Universal Satellite Modem Revision 2 Technical Specifications 7 24 6 BER Performance 8PSK Turbo 8PSK Uncoded Theory Turbo Decoder Specification Turbo 3 4 Specification Turbo 7 8 Typical Performance Eb No in dB Figure 7 6 BPSK 8PSK BER Performance Turbo 7 12 Universal Satellite Modem Revision 2 Technical Specifications 7 24 7 BER Performance 8PSK Trellis Note Eb No values include the effect of using Differential Decoding and V 35 Descrambling 8PSK Uncoded Theory Trellis Decoder Typical Performance Specification 2 3 Rate
202. that the External Reference PLL is not locked 6 4 Universal Satellite Modem Revision 2 Maintenance and Troubleshooting 6 2 2 Alarm Masks The modem performs a high degree of self monitoring and fault isolation The alarms for these faults are separated into the following three categories Active Alarms Equipment Alarms Backward Alarms A feature exists that allows the user to Mask out certain alarms as explained below A CAUTION Masking alarms may cause undesirable modem performance When an alarm is masked the Front Panel LEDs and the Fault Relays do not get asserted but the Alarm will still be displayed This feature is very helpful during debugging or to lock out a failure of which the user is already aware 6 2 2 1 Active Alarms 6 2 2 1 1 Major Alarms Major Alarms indicate a modem hardware failure Major Alarms may flash briefly during modem configuration changes and during power up but should not stay illuminated Alarms are grouped into Transmit and Receive Alarms Transmit and Receive are completely independent 6 2 2 1 2 Minor Alarms Minor Alarms indicate that a problem may persist outside the modem such as loss of Terrestrial Clock loss of terrestrial data activity or a detected transmit or receive AIS condition Alarms are grouped into Transmit and Receive Alarms Transmit and Receive are completely independent 6 2 2 1 3 Common Equipment Faults Common equipment faults
203. the demonstration has been canceled it cannot be restarted using the old demonstration code In order to restart a demonstration it will be necessary to obtain a new demonstration code To cancel a demonstration from the front panel perform the following From the modem s Main Menu scroll right to the SYSTEM Menu Scroll down Scroll right to the HW FW CONFIG Menu Scroll down Scroll right to the FEATURES Menu Scroll down gt dox c The value displayed on the top line of this menu is the 12 digit Unit ID It is displayed on the front panel of the modem as 3 sets of 4 digits in a dot delineated format indicated in Parameter Setup Chapter 4 The second line is the data entry area and is displayed as 3 sets of 4 underscores in a dot delineated format Press ENTER and a cursor will begin flashing in the data entry area Using the numeric keypad enter 0000 0000 0000 Press ENTER The modem will immediately terminate the demonstration and the feature set will revert back to the permanent configuration The Mod and Demod Test LED s will stop flashing B 6 Appendix C Carrier Control C 1 States The transmitter will turn off the carrier output automatically when the modem determines there is a major alarm This is done to prevent the carrier from outputting an unknown spectrum and possibly disturbing adjacent carriers This automatic drop of the carrier can be overridden by masking the alarm that is causing t
204. the Framing Unit is unable to find the expected framing pattern LB SYNTH PLL Indicates that the Rx L Band Synthesizer is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem IF SYNTH PLL Indicates that the Rx IF Synthesizer is not locked This alarm will flash on during certain modem parameter changes A solid indication points toward a configuration problem within the modem Ethernet WAN Indicates that the WAN Port is down 6 2 1 3 Minor Tx Alarms Alarm Possible Cause TERR CLK ACT Indicates no Terrestrial Clock activity TERR DATA ACT Indicates no Tx Data activity TX TERR AIS Indicates that AIS has been detected in the Tx Data Stream Dnl FRAME LOCK When running Drop Mode indicates that the framing unit is unable to find the exported terrestrial framing pattern LOCK When running Drop Mode indicates that the framing unit is unable to find the exported terrestrial framing pattern TX DVB FRAME LOCK Indicates that the Tx Input Data Stream Framing does not match the user selected Tx Terr Framing Incorrect Tx Terr Framing selected Incorrectly framed Tx Input Data Stream 6 2 1 4 Minor Rx Alarms Alarm Possible Cause BUFF UNDERFLOW Indicates that a Doppler Buffer underflow has occurred BUFF NEAR EMPTY Indicates that the Doppler Buffer is abo
205. the internet is available DMD20 Universal Satellite Modem Introduction Password Setup IP Administration Monitor amp Control Introduction Introduction Raf m Overview E Radmeis new DMD20 Satelite Modem breaks new ground in lexbilty operation and cost With standards including IBS and DVB and covering data rates up to 20 Mbps this 1RU duplex modem covers virtually your satelite Telecom Video and Internet applications Switch between spur tree 70 140 MHz operation and L Band without any Configuration changes If s all inthe same box Better All Around The extensive ist of software options allows for the deployment of a modem with today s needs while keeping an eye toward tomorrow These options can be purchased and then activated in seconds via the front panel Additional hardware options like Turbo Interface Expansion High Stability and DC operation complete the modem s dynamic feature coverage The DMD20 s impressive remote accessibility surpasses all others in field Remote control your favorite Web Browser Radyne s trusted RLLP Link Level Protocol SNMP Ethernet include control of the madem s features plus software maintenance Additionally the two line LCD can be supplemented with terminal software Tunning on a PC or laptop The modem now presents its entire monitor and control functions on the big screen Supported by Radyne s extensive ine of redundancy switches co
206. the modulator analog in phase 1 and quadrature Q signals are generated on the Digital Baseband Printed Circuit Card routed to the L Band IF Printed Circuit Card and modulated at the desired frequency The L Band 3 1 Universal Satellite Modem Revision 2 Theory of Operation or 70 140 modulated signal is then passed through a microprocessor controlled variable attenuator providing gain control of the output signal In the complex downconverter the signal for demodulation is amplified and sent through a variable wideband attenuator for AGC The gain controlled signal is then passed through a complex downconverter to a low IF Analog Switch LAN man Filter Analog Inv _ Quadrature EEE 4d QAA Analog Q Filter Analog Q Inv L Band Synthesizer IX IF 70 140 TxLB L Band S 900 MHz Synthesizer Coupler o 2 gt L Band Synthesizer IF Board Connector 40 Pin Header Demodulator 1 Quadrature Demodulator I Inv Switch Demodulator Demodulator Q Demodulator Q Inv Figure 3 2 IF Card Block Diagram 3 1 2 Baseband Processing Printed Circuit Card The advent of million plus gate count FPGAs advanced logic synthesis tools and DSPs providing hundreds of MIPs enabled the design of a software configurable modem Large fast FPGAs now provide designers with what is essentially an on the fly programmable ASIC High speed complex digital logic functions that
207. the settings the Front Panel SYSTEM Sub Menu contains all the Terminal Emulation Controls 4 38 Universal Satellite Modem Revision 2 User Interfaces 4 8 Terminal Screens For terminal screens refer to the Remote Protocol Manual 4 9 RS485 Remote Port Interface RLLP Protocol The Remote Port allows for complete control and monitoring of all parameters and functions via an RS 232 Serial Interface or RS 485 utilizing RLLP Protocol Equipment Remote Mode can be entered from the GUI interface under the System menu by selecting System and then Terminal followed by Terminal The baud rate and evaluation type can be changed at the front panel by using the System Baud Rate Menu Control and status messages are conveyed between the modem and all subsidiary modems and the host computer using packetized message blocks in accordance with a proprietary communications specification This communication is handled by the Radyne Link Level Protocol RLLP which serves as a protocol wrapper for the RM amp C data Complete information on monitor and control software is contained in the following sections 4 9 1 Protocol Structure The Communications Specification COMMSPEC defines the interaction of computer resident Monitor and Control Software used in satellite earth station equipment such as modems redundancy switches multiplexers and other ancillary support gear Communication is bi directional and is normally established on on
208. thernet Data Ports JS1 through 54 may be referred to Port 1 through Port 4 respectively 5 11 High Speed Serial Interface HSSI Optional 5 12 HSSI J6 The HSSI High Speed Serial Interface J6 complies with the HSSI Functional and Electrical Specifications The physical interface is a 50 Pin SCSI 2 Type Connector Electrical levels are ECL Gapped clocking not supported The pinouts for this interface are listed in Table 5 12 Table 5 12 J9 HSSI High Speed Serial Interface 50 Pin Connector Pin No Pin No Signal Name Description Direction Signal Ground 36 Signal Ground DTE Available Input SG Send Timing SCT Terminal Timing SCTE Input TT SendData Input SG Signal Ground 5 Ancillary to DCE Reserved Input SG Signal Ground 4 Ancillary from DCE Reserved Output TM Test Mode Output Mob FIT Output 50 NA oF Output 5 13 Universal Satellite Modem Revision 2 Rear Panel Interfaces 5 13 ASI DVB M2P Interface Optional 5 13 1 ASI IN J1 The ASI IN Port J1 is supported on the BNC Connector The interface complies with DVB ASI Electrical Specifications 5 13 2 ASI OUT J2 The ASI OUT Port J2 is supported on the BNC Connector The interface complies with DVB ASI Electrical Specifications 5 13 3 DVB M2P IN J3 DVB or M2P IN Port J3 is supported on the DB 25 female connector It complies with RS 422 Electrical
209. ti destinational communications are easily supported Figure H 6 illustrates a Multi destinational System with one Hub site and three remote sites At the Hub site thirty channels are being transmitted to all three remote sites and a fractional set of channels is being received from each remote site At the other end of the link each remote site is transmitting a fractional E1 to the Hub site as well as receiving all 30 channels from the Hub site It also identifies those channels intended for it and inserts them into the terrestrial data stream H 5 Universal Satellite Modem Revision 2 Drop and Insert H 1 5 Drop and Insert Mapping The following displays under Interface D amp I Setup both Tx and Rx are editing displays only SATCh TS Enter to Edit Any changes made in these displays are made on the screen but are not entered into the modem Once these menus are configured the Mapping Menu must be used to actually enter the settings into the modem 2 2 N N NN E1 Trunk N E1 Trunk E1 Trunk E1 Trunk Remote Site 3 Figure H 6 Multidestinational Communications H 6 Universal Satellite Modem Revision 2 Drop and Insert Example For a modem w Drop amp Insert enabled at a data rate of 256 with timeslots assigned 1 1 2 2 etc At a data rate of 256 the modem will allow 4 channels to assign timeslots Under the Tx Menu assign the timeslots that are to be used to the
210. tication make it possible to restrict access to a specified set of web users There are three levels of security privileges that can be assigned to any user They are e GUEST Users are able to navigate most of the site and view modem parameter settings e OPER Users can monitor and control modem parameter settings and change their own authentication passwords e ADMIN At this highest access right users can monitor and control modem parameter settings change any user s name and authentication password and modify IP network settings This setting has full access to the entire site e NOGROUP Assigning this will block all access from the site Listed in the table below are the factory default user names and corresponding default passwords and settings USER ID Access Group Authentication Password Web User USER 1 GUEST guest guest oper admin All entries are case sensitive Using the Front Panel display and arrow keys scroll thru the System menu until the WEB sub menu is displayed Enter into the WEB menu and the following Sub menus will appear order may vary 1 CONFIRMATION When ENABLED a change in the Web Interface will prompt a secondary window to be displayed asking Do you want to proceed This will allow the user to either OK the change or cancel the change When this feature is DISABLED the command will be executed upon entering the command or parameter change Commands pertaining to freque
211. tion allows the entry of data into the system Table 4 2 describes the functions available at the Front Panel Table 4 2 Edit Mode Key Functions Edit Mode Key Functions Front Panel Only Parameter 0 9 Clear amp Type lt Moves Moves Cursor 1 Cursor 1 Position Position Left Right Moves Moves Cursor 1 Cursor 1 Position Position Left Right Previous Next Value in N A Enumerated N A Value in List List N A Clear amp gt Fixed Point Decimal Changes Digit Toggles If Signed Toggles If Signed Decrements Digit Value Increments Digit Value Changes Digit Unsigned Hexadecimal Moves Moves Cursor 1 Cursor 1 Position Position Left Right Moves Moves Cursor 1 Cursor 1 Position Position NA N A Left Right Moves Moves Changes Date Time Diai N A N A igit Decrements Digit Value Increments Digit Value Changes IP Address Digit Clears to Clears to Text Strings Changes Character Increments Character Value Decrements Character Value Cursor 1 Position Left Cursor 1 Position Right Left of Cursor Inclusive Right of Cursor Inclusive 4 2 Universal Satellite Modem Revision 2 User Interfaces 4 2 4 Front Panel LED Indicators Eight LEDs on the Front Panel Refer to Table 4 3 indicate the status of operation The LED colors maintain a consistent meaning Green signifies that the indicat
212. to simulate the framing used by the Satellite Control Channel Option Pass Thru Mode only The SCC CTL RATIO is the ratio of overhead in band data to synchronizing words Only displayed when SCC Framing is selected 300 to 200000 when using SCC Framing 4 7 Universal Satellite Modem User Interfaces TERR FRAMING DATA POLARITY SYMBOL PAIR ESC OVERHEAD AUPC menu LOCAL AUPC menu AUPC MODE NOMINAL TX POWER MINIMUM TX POWER Revision 2 Allows the user to request the rate of in band data for the overhead channel Only displayed when SCC Framing is selected NONE 188 204 when using DVB Network Specifications INV TERR amp BASE INV BASEBAND INV TERR DATA Allows the user to invert the Tx Data polarity NONE SWAPPED Allows the user to swap the amp Channels when using BPSK modulation VOICE X2 DATA 64KBPS IDR ESC Channel used for Voice or 64 K data channel Only available when IDR Network is selected The LOCAL AUPC CONFIGURATION Menu contains the local configuration parameters for the AUPC Function DISABLED NEARSIDE RADYNE EFDATA DISABLED Allows the user to enable or disable the Local AUPC Function of the local modem EFDATA Enables EFDATA Local AUPC Function In the event that the remote or local demodulator losses lock the output power level will adjust itself to the level settings indicated in the REMOTE CL ACTION Menu or the LOCAL CL ACTION
213. tput power Levels Second a nominal or default power level is specified which takes effect if the receive signal or messaging is lost This nominal power should be set to a level high enough to re establish communications regardless of rain fade EF AUPC also provides some control over the rate of power change while the Radyne and Near Side AUPC use a optimized rate for rain fade compensation G 2 Universal Satellite Modem Revision 2 AUPC Operation The AUPC Menu Functions and their descriptions are shown on Table G 1 ands G 2 Table G 1 Local AUPC Functions Local AUPC Functions Function AUPC Available Options Description AUPC MODE DISABLE NEARSIDE RADYNE Enables Disables the AUPC to function EFDATA locally TRACKING RATE 6 0 to 0 5 dB MIN Adjustable in 5dB increments LOCAL CL ACTION HOLD MAXIMUM NOMINAL Allows user to determine what power setting the remote modem will use in the event of a carrier loss at the local side REMOTE CL ACTION HOLD MAXIMUM NOMINAL This setting allows users to determine what local output power setting to use in the event that the remote end has a carrier loss 1 The AUPC Menus are located under the Modulator Menu as shown in Section 4 2 The EF AUPC Menu displays when EFAUPC Framing is enabled in the Demod and Mod set up menus 3 Highlighted areas are activated when modem is set to EF AUPC Table G 2 Remote AUPC Functions Remote AUPC Functions EF AUPC Only Functio
214. ut to underflow BUFF NEAR FULL Indicates that the Doppler Buffer is about to overflow BUFF OVERFLOW Indicates that a Doppler Buffer overflow has occurred RX DATA ACTIVITY Indicates that there is no Rx Data activity For the Ethernet Interface indicates that no Ethernet port is active no cable is plugged in SAT AIS Indicates that AIS has been detected in the receive satellite data stream Dnl FRAME LOCK Indicates if drop insert data is frame locked Dnl M FRAME LOCK Indicates if drop insert data has multiframe lock INSERT CRC Indicates if the Circular Redundancy Check is passing in PCM 30C and PCM 31C Modes 6 3 Universal Satellite Modem Revision 2 Maintenance and Troubleshooting Possible Cause T1 E1 SIGNALING Indicates that the T1 E1 Signal is not locked IFEC LOCK Indicates that the Inner Codec is not locked OFEC LOCK Indicates that the Reed Solomon Decoder is not locked INTERLEAVER Indicates that the Reed Solomon Interleaver is not synchronized EBNO dB Indicates that the Eb No is outside of limits IBS BER Indicates that there are more than one in 1000 bits in error in IBS mode RX DVB FRAME LOCK Indicates that the Rx Satellite Data Stream Framing is not DVB 6 2 1 5 Drop and Insert Alarms Alarm Possible Cause Multiframe Lock The insert framer is not in sync CRC Lock An Insert CRC Fault occurred Valid in T1 ESF P
215. utomatically corrects If G 703 Interface is selected this selection cannot be changed SCT SCR Allows the user to select SCT Source SCT is the internally generated SCT clock SCR is the Rx Satellite clock SCR us used for loop timing 4 15 Universal Satellite Modem User Interfaces DROP amp INSERT menu DROP MODE MAP COPY SAT CH TERRCH ESC CHAN 1 dB ESC CHAN 2 dB RX SETUP menu CIRCUIT ID TERR INTERFACE Revision 2 Reference Section 3 13 Drop and Insert Mapping in this manual NONE T1 D4 T1 ESF PCM 30 PCM 30C PCM 31 PCM 31C T1 D4 S T1 ESF S Drop mode may only be changed from none when the drop and insert specification is in use SRC Map gt Dest Map Allows the user to copy drop and insert maps Tx Act map is the drop map currently being used by the modem Source and destination may be any of the following TX ACT RX ACT TX EDIT RX EDIT USER 1 USER 8 ROM 1 ROM 8 1 31 1 31 The up down arrow keys allow you to traverse the sat terr pairings The slot numbers may be edited using the keypad Allows the user to edit the Tx Edit map and specify the terrestrial slots that will be dropped into the assigned satellite channels The satellite channels are fixed and the number of channels are determined by the data rate The terrestrial time slots available are determined by the drop mode When the user has finished editing the Tx Edit map it must be copied to t
216. ventilation must be provided The ambient temperature in the rack should preferably be between 10 and 35 C and held constant for best equipment operation The air available to the rack should be clean and relatively dry The modems may be stacked one on top of the other to a maximum of 10 consecutive units before providing one 1 RU of space for airflow Modems should not be placed immediately above a high heat or EMF Generator to ensure the output signal integrity and proper receive operation Do not mount the in an unprotected outdoor location where there is direct contact with rain snow wind or sun The only tools required for rack mounting are four 4 customer supplied rack mounting screws and the appropriate screwdriver Rack mounting brackets are an integral part of the front bezel of the unit and are not removable 2 5 Initial Configuration Check The modem is shipped from the factory with preset factory defaults Upon initial power up a user check should be performed to verify the shipped modem configuration Refer to Chapter 4 User Interfaces to locate and verify that the following configuration settings are correct A CAUTION The Interface Type V 35 RS 422 RS 232 G 703 etc MUST be selected from Front Panel BEFORE the mating connectors are installed Failure to do so may cause damage to the Universal Interface Module Power up the modem select the appropriate interface type and then install the mating connectors
217. vision 2 Drop and Insert D amp l Figure H 8 Single Trunk Universal Satellite Modem Revision 2 Modulator DON T CARE Drop and Insert IDI BUF CLK IDI Demodulator RAME EXTERNA Tp 5 Figure 9 Rx Only With Trunk Modulator DON T CARE u IDI BUF CLK RX SAT OR Demodulator SCTE IF TX SIDE IS USED RD IDO FRAME INTERNAL Rx Only No Trunk Figure H 10 Rx Only No Trunk H 13 Universal Satellite Modem Revision 2 Drop and Insert D amp I Maps and Map Editing The Drop and Insert multiplexer is programmed by loading it with a transmit and receive map Maps always contain 30 entries although only the first n entries are relevant see Table 4 5 The modem includes provisions to copy change and store the D amp l transmit and receive maps directly from the Front Panel or via the remote M amp C link These maps are tables that are used to define and configure the D amp I functions Each map contains up to 30 entries which are enough to define the channel assignments for a T1 24 channel or E1 30 channel frame structure Maps that are created are stored in non volatile battery backed up memory within the modem and remain unchanged after a power down Table H 1 D amp I Multiplexer Map Locations Used D amp I Multiplexer Map Locations Used Data Rate Kbps Map Locations Used n z 1 2 4 8 16 24 30 It is important t
218. xample ROM Map 1 could be used as the template for an Active Transmit Drop Map within a modulator configured for 64 Kbps operation Only the first time slot of the T1 or E1 frame would be dropped into the modulator transmit path The Drop Multiplexer would know to look only at the first entry in the Active Transmit H 15 Universal Satellite Modem Revision 2 Drop and Insert table and would ignore the other 29 entries If the map contained an 8 in its first entry the eighth channel of the T1 E1 frame would be sent to the modulator ROM Map 2 could be used as the template for an Active Receive Insert Map within a demodulator configured for 128 Kbps operation The demodulated data in the receive path would be inserted into the first two time slots of the T1 or E1 frame The Insert Multiplexer would know to look only at the first two entries in the Active Receive table and would ignore the other 28 entries If the first two entries were modified to contain a 27 and 28 the data would be inserted into the 27 and 28 time slots of the E1 frame ROM Map 3 could be used as the template for an Active Transmit Drop Map with a modulator and or demodulator configured for 256 Kbps operation The T1 or E1 Data in the transmit path or the demodulated data in the receive path would be dropped from and or inserted into the first four time slots of the T1 or E1 frame The Multiplexer would know to look only at the first 4 entries in the Active map

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