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CDM-600 Satellite Modem	Revision 7
Forward Error Correction Options	MN/CDM600.IOM

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7–30

Image 134

Premier Mounts CDM-600 specifications This page is intentionally blank

Contents

CDM-600 RevisionPage Errata a APP= APP? APP# Errata B Errata C Input power range CDM-570 Desired Carrier -30 to -60 dBm +40 dBc maximum composite, up to -10 dBm, absolute max Filename Terrata BER=10-5 DB 4.0 dB DB 6.6 dB DB 7.7 dB BER=10-8 DB 4.2 dB DB 6.8 dB DB 7.9 dB Comtech Turbo Product Codec Errata F AGC Voltage \tpubs\manuals\releasedword\modems\cdm600rev7\errata f.doc Errata G \tpubs\manuals\releasedword\modems\cdm600rev7\errata g.doc \tpubs\manuals\releasedword\modems\cdm600rev7\errata g.doc This page intentionally left blank Part Number MN/CDM600.IOM MN/CDM600.IOM Table of Contents Preface External Frequency Reference Connector J12CDM-600 Satellite Modem MN/CDM600.IOM Forward Error Correction Options Front Panel Operation 10.2 10.110-1 10-3 10.3 10-3 10.4 Buffer Enabled, Rxtx TX Terrestrial or External Clock12.2.3 Alarm 12-3 12.2.4 10-6 15-3 13.515.1 Modulator 15-1 15.2 15.3 Tables Appendix D. ODU Operation Figures Customer Service Preface Recommended Standard Designations About this ManualConventions and References Metric Conversion Reporting Comments or Suggestions Concerning this Manual Environmental Electrical SafetyFuses Installation Telecommunications Terminal Equipment Directive EMC Electromagnetic Compatibility Exclusive Remedies Warranty PolicyLimitations of Warranty Disclaimer Introduction CDM-600 Standard Features Aupc Data Interfaces Software Flash UpgradingVerification Fast Options and Hardware Options Assembly DescriptionMajor Assemblies Order to operate in Turbo TPC Mode Implementation Fast Accessible OptionsFast System Theory Hardware Options Supporting Hardware and Software Compatibility New in this Release This page is intentionally blank Installation Unpacking Mounting Optional Mounting Kit , KT/6228-2 Installation of the Optional Mounting Bracket, KT/6228-2 Connect External Cables ConfigurationSelect Internal if Loop Functional Description CDM-600 Modem Block Diagram Front Panel PhysicalIntroduction Rear Panel IEC Line Input ConnectorName Ref Des Connector Type Function Data Interface Connector P3B Rx and Tx if Connectors J1 and J2Overhead Data Connector P3A External Reference Connector J9 Form C Traffic Alarm Connector P5B Remote Control connector P4BIDR Alarm connector P5A Auxiliary Serial Connector P6 Unbalanced G.703 Tx/Rx J10B and J11B 12 IDI, DDO Connectors J10A and J11AExternal Frequency Reference Connector J12 Dimensional Envelope Dimensional Envelope Connector Connector Overview BNC Connectors BNC ConnectorsOverhead Interface Connector P3A Overhead Interface Connector Pin Assignments Data Interface Connector Pin Assignments RR B Audio Interface Connector Pin Assignments Audio Interface Connector P4ARemote Control Interface Connector P4B Remote Control Interface Connector Pin Assignments IDR Alarm Interface Connector Pin Assignments IDR Backward Alarms Connector P5AUnit Alarms P5B Alarm Interface Connector Pin Assignments Pin # Signal Function Name Direction Auxiliary Serial Connector USB Type B Socket10. Balanced G.703 Interface Connector Pin Assignments AC Power Specifications AC Power ConnectorGround Connector This page is intentionally left blank Front Panel Description Color Condition Front Panel LED IndicatorsLED Clear Function of these keys is as followsEnter Selection Menu Trees Comtech CDM-600 Open Network Modem Turbo TPC/LDPC VER Opening ScreenMain Menu Comtech CDM-600E Open Network Modem Turbo TPC/LDPC VER Config Mode TX=RS422NONE Config ALLConfig Mode ALL = Start STOP, Start TX-IF Power Encoder MOD Data Scrambler Config TXConfig TX TX-IF TX-IF Carrier = on ON,OFF,RTI Output Power Level = -20.0 dBm Config TX PowerOutput Power Mode = Manual MANUAL,AUPC Output Power Mode = Aupc MANUAL,AUPC Config TX Encoder TPC Turbo Hardware option Config TX Encoder REED-SOLOMON on REED-SOLOMON Encoding = ON200/180 FEC Rate = 1/2 1/2,3/4,7/8 Config TX ModulationMODULATION= Qpsk B,Q,OQ-PSK Data Invert = OFF ON,OFF Config TX DataConfig TX Scrambler TX Scrambler = on ON,OFF Frame Scrambler Config RX Config RX RX-IF Config RX Decoder Config RX Decoder REED-SOLOMON on REED-SOLOMON Decoding = ON200/180 Demodulation = QPSKB,Q,OQ,8PSK,16QAM Config RX DemodulationConfig RX Data FEC Rate = 1/2 3/4,7/8 Config RX Descrambler RX Descrambler = on ON,OFF Frame Descrambler Config Clocks TX Clock Config RX EbNoConfig Clocks Clocking TX-CLOCK BUFFER-SIZE = 00016bytes00002ms Center Configclocks RX BUFFER/CLOCKCLK= RX-SAT RX-SAT,TX-TERR,EXT-CLK,INS Config Clocks EXT-FREQ-REF Config Clocks RX BUFFER/CLOCK CenterConfig Clocks EXT-BASEBAND-CLOCK Config Clocks Internal Reference DRP-TYPE= T1-D4 CHAN/TS LOOP=Y Y/N INS-TYPE= T1-D4 CHAN/TS Config Drop & InsertConfig Drop & Insert Drop Channel Timeslots DRP-CH 1 2 3 TS 01 02 03 Config Misc Config Drop & Insert Insert Channel TimeslotsConfig Edmac Edmac Mode = Master IDLE/MASTER/SLAVE Edmac Address = Config Misc Adpcm Audio Volume Config Misc G.703 CodeConfig Misc IDR-ESC-TYPE VOLUME= HIGH-STAB Reference POWER-UP WARM-UP No DELAYINSTANT-ON Config Misc HIGH-RATE-ESCConfig Misc WARM-UP INSTANT-ON,DELAY Config Remote Control Onfig Remote Control Interface Config Mask AIS Config Remote Control Char FormatConfig Mask Configure Alarm Mask AIS Buffer Rxif SAT-ALM TERR-ALM Config Mask Satellite Alarms Config Mask Buffer SlipConfig Mask RX-IF Config Mask Satellite Alarms TX Config Impedance Config Mask Satellite Alarms RXConfig Mask TERR-ALM Config Statistics Modem Test Mode = Normal NORM,TX-CW,TX-1/0,IF↓,RF↓,DIG↓,I/O↓ Test Loopback Modes Infoall Info ModeInformation Info ID Top Line Info TXInfo RX Bottom line Info Drop Type Info ClocksInfo Edmac Info Insert Type Info Misc Info Alarms MaskInfo Remote Hi-Stab Freq Ref Module Ref Activity Fault Monitor LIVE-ALARMSLive UNIT= None NET= Alarms RECV=DEMOD Lock XMT= Monitor 23/07/01 Monitor Stored EventsStored Events Clear ALL no NO,YES #199 FT-FRAME Sync Network Monitor Statistics Monitor RX Parameters AUPC-PARAMS Remote EbNo=6.8dB Transmit Power INCREASE=1.2dBConfiguration 0 Load Store Available Monitor AUPC-PARAMS Utilities SET-RTC STORE/LOAD Override ConfigurationUtilities Utilities Brightness Utilities Circuit ID Utilities 11 Manual SwitchUtilities Lamp Fast SET 7 ODUFast Fast View Forward Error Correction Options Viterbi For Against SequentialViterbi Decoding Summary Reed-Solomon Outer Codec Sequential Decoding Summary Code Rate Mode Concatenated RS Coding Summary Trellis Coding Fast Option PSK/TCM Coding Summary Turbo Product Codec Hardware Option TPC and Low Density Parity Check Ldpc coding Introduction Ldpc versus TPC Ldpc Code Rate/Modulation Data Rate Range Available TPC and Ldpc ModesTPC Code Rate/Modulation Data Rate Range FEC Mode 64 kbps data rate End-to-end delay, ms End-to-End Processing DelayTurbo Product Coding Processing Delay Comparison Qpsk Rate 1/2 Viterbi Uncoded Operation No FEC TPC and Ldpc Summary MN/CDM600.IOM Viterbi Sequential Decoding Sequential Sequential Decoding 2048 kbps Viterbi with With PSK/TCM Rate 2/3 Rate 3/4 QPSK/OQPSK Performance with CDM-600 Firmware Version Or higher Rate 7/8 QPSK/OQPSK Rate 1/2 QPSK/OQPSK Comtech Turbo Product Codec Rate 21/44 Bpsk 220,200 RS Differential Encoding LDPC, BPSK, Qpsk QPSK/OQPSK/8-PSK QPSK/OQPSK Ldpc Rate 3/4 PSK/16-QAM This page is intentionally blank Offset Qpsk Operation CDM-600 Satellite Modem Revision Offset Qpsk Operation Open Network Operations IBS IBS Framing IBS Clock/data recovery and De-jitterIBS Engineering Service Channel IBS Scrambling 1 D&I Primary Data Interfaces 2 D&I Framing IDR Ccitt G.721 IDR Engineering Service Channel IDR Primary Data Interfaces This page is intentionally blank Internal Clock Clock Modes and Drop and Insert D&ITransmit Clocking Rx Loop-Timed, Rxtx Asymmetric Loop Timing Tx TerrestrialRx Loop-Timed, RX=TX External Clock Buffer Enabled, Rxtx TX Terrestrial or External Clock Buffer Disabled RX SatelliteBuffer Enabled, TX=RX TX Terrestrial or External Clock Receive Clocking Tx Clock Modes Rx Clock Modes 10-6 Frame Formats Supported T1 and E1 Framing formats Time Slot Selection Drop and Insert Clocking Drop and Insert Clocking Receive Transmit Rx Buffer Clock = Insert D&I onlySingle-Source Multiple Modems Single-Source Multiple Modems Daisy Chain 10-12 Edmac Channel Theory Of Operation 11.2 M&C Connection Setup Summary Drop & Insert ++ Automatic Uplink Power Control Max Range Setting Aupc ParametersTarget Eb/No Compensation Rate AlarmDemod Unlock Monitoring ESC++ Overhead Details Available Baud Rates Effect on Eb/No performance Flash Upgrading CDM-600 Satellite Modem Revision Flash Upgrading Summary of Specifications Modulator CDM-600 Satellite Modem Revision Summary of Specifications Power Spectral Density Referred to symbol rate Comtech EF Data CDM-600 Transmit 15-4 CDM-600 Satellite Modem Revision Remote Control Codec BER Data Interfaces Automatic Uplink Power Control Data Rate Ranges Miscellaneous Front panel 15-10 Remote Control EIA-485 EIA-232 Basic Protocol Address Packet StructureStart Of Packet Instruction Code Instruction Code Qualifier Message Arguments End Of Packet Alphabetical list of Remote Commands TFQ TFQ=TFQ= TFQ? TFQ# TFT TFT=TFT= TFT? TFT# TCR TCR=TCR= TCR? TCR# TRS TRS=TRS= TRS? TRS# TXO TXO=TXO= TXO? TXO# TCK= REB?PLI? TCK= TCK? TTA TTA=TTA= TTA? TTA# TIP TIP=TIP= TIP? TIP# RFM RFM=RFM= RFM? =IBS RFM# =IDR =INSERT =BPSK RMD RMD=RMD= RMD? =QPSK RMD# =OQPSK RDR RDR=RDR= RDR? RDR# REF# REF=REF= REF? RRS= IRD IRD=IRD= IRD? IRD# RVL RVL=RVL= RVL? RVL# RET RET=RET= RET? RET# ESC ESC=ESC= ESC? ESC# EFR EFR=EFR= EFR? EFR# CTD CTD=CTD= CTD? CTD# CID CID=CID= CID? CID# MGC? DD.DDDGYRMVSPP MGC=MGC= MGC? MGC=FFF.FFFFDDD MGC CST CST=CST? CST# SSI SSI=SSI= SSI? SSI# CAS CAS=CAS? CAS# CAE? RNE?CAE= CAE EBN? IEP=IEP# RSL? LRS= BER?RED? LRS= LRS? FPGA=ZZZZ FCS=BootXXXXFCS? TMP? Hardware Bytes EID?EID=abbbcdefgh HRV? FLT? DNI DNI=DNI= DNI? DNI# ITS ITS=ITS= ITS? ITS# FSW= OUS?OUS=xxxxxx Appendix A. Cable Drawings CDM-600 Satellite Modem Revision Cable Drawings MN/CDM600.IOM MN/CDM600.IOM Appendix B. Eb/No Measurement Example Bpsk Qpsk PSK This page is intentionally blank Appendix C. Fast Activation Procedure Activation Procedure Serial Number View currently installed features Enter Access Codes Appendix D. ODU Operation Functions are Menu Trees Modem Main Menu 3 ODU Enable2 ODU ODU,ENABLE,11 CSAT#2 ODU,ENABLE,STANDALONE Csat 4 ODU,ENABLE,115 ODU,ENABLE,11 Redundancy BOX AMP=OFF MUTE=UNMUTED Slope 6 ODU,ENABLE,11,CSAT#1Configuration TX Slope MODE=MANUAL MANUAL,CAL SLOPE=0.3 RX Slope MODE=MANUAL MANUAL,CAL SLOPE=0.2 Calibrate FAULT-LOGICLNA State LNA-CURRENT Misc COLD-START=DISABLE XREF=NO REF-ADJUST=087 RTC=OFF 13 ODU,ENABLE,11,CSAT#1 ODU,ENABLE,11,CSAT#2 Monitor ODU,ENABLE,STANDALONE Csat Alarms CURRENT-ALARMS STORED-ALARMS Current Status TX RX = OK POWER-SUPPLY Reading Stored Faults Please Wait 21 ODU,ENABLE,11,CSAT#1ODU,ENABLE,11,CSAT#2 Information ODU,ENABLE,STANDALONE Csat Stored Alarms CLEAR-ALL no NO,YES Info Rxon Info TxoffAmpoff Unmuted 27 ODU ENABLE,STANDALONE KST28 ODU,ENABLE,STANDALONE KST Configuration 31 ODU,ENABLE,STANDALONE KST,CONFIG Misc 29 ODU,ENABLE,STANDALONE KST,CONFIG30 ODU,ENABLE,STANDALONE KST,CONFIG 34 ODU,ENABLE,STANDALONE KST,INFO TX+RX-PARAM 32 ODU,ENABLE,STANDALONE KST Information33 ODU,ENABLE,STANDALONE KST,INFO Model 35 ODU,ENABLE,STANDALONE KST,INFO Misc 36 ODU,ENABLE,STANDALONE KST,INFO Numbers 37 ODU,ENABLE,STANDALONE KST Alarms Index Statistics Utilities MN/CDM600.IOM CDM-600 Comtech EF Data is an ISO 9001 Registered Company New Features/Changes Description of D&I with ESC and Aupc Aupc MN/CDM600.AA7 TSR= Metric Conversions 480 333 2200 Phone 480 333 2161 FAX