Paradyne DMD15 manuel d'utilisation

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- nom du fabricant et année de fabrication Paradyne DMD15
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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Paradyne DMD15 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Paradyne DMD15 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Paradyne en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Paradyne DMD15, comme c’est le cas pour la version papier.

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Table des matières du manuel d’utilisation

  • Page 1

    DMD15/DMD15L IBS/IDR Universal Satellite Modem Installation and Operation Manual TM051 - Rev . 5.8 - NOTICE - © 2005, Rady ne, Inc. T his m anual may not in whole or in part be copied, reproduc ed, translated or r educed to any electronic or magnetic storage m edium without the written consent of a duly authorized officer of Radyne, Inc. Rad yne ,[...]

  • Page 2

    [...]

  • Page 3

    Latest Softw are Rev ision Confirmation When new features are ad ded to Radyne, Inc. equ ipment, the co ntrol parameters are appended to the end of the Non-Volatile Section of the Re mote Communications Specification , and status o f the featu res, if any, are added at the end of the Volatile Section. If a remote M &C queries tw o pieces of Rad[...]

  • Page 4

    DM D15/DMD15L IBS/ID R Satellite Modem W arranty Policy TM 051 - Rev. 5.8 iii Rady ne, Inc. War r a nty Poli cy Warra nty and Se rvice Radyne, Inc. (Seller) w arrants the items manufactured and sold by Radyne, Inc. to be free of defects in material and workmanship for a period of tw o (2) year s from date of shipment Radyne, Inc.’s obligation und[...]

  • Page 5

    W arranty Policy DMD15/D MD15L IBS/IDR Satellite M odem TM 051 – Rev. 5.8 iv Rady ne, Inc.’s liability for dam ages s hall not exceed the payment, if any, received by Rady ne, Inc. for the unit or product or ser vice furnished or to be furnished, as the case m ay be, which is the subject of claim or dispute. Statements made by any person, inc l[...]

  • Page 6

    DM D15/DMD15L IBS/ID R Satellite Modem Record of Revisions TM 051 - Rev. 5.8 v DMD15/ DMD15L I BS/ I DR Universal Satellite Installation and Operation Manual TM051 – Record of Rev isions Rady ne, Inc. is constantly improving its pr oducts and theref ore the inform ation in this docum ent is subject to c hange without prior notice. Rady ne, Inc. m[...]

  • Page 7

    DM D15/DMD15L IBS/ID R Satellite Modem TM 051 – Rev. 5.8 vi[...]

  • Page 8

    DM D15/DMD15L IBS/ID R Satellite Modem Table of Contents TM 051 - Rev. 5.8 vii Table of Contents Section 1 – Int r oduct i on 1.0 Description _____________________________________________________ 1-1 1.1 DMD15/DMD15L Av ailable Opt ions __________________________________ 1-1 1.1.1 Int e r nal Hig h Stability ______________________________________[...]

  • Page 9

    Table of Contents DM D15/DMD 15L IBS/IDR Satellite Modem viii TM 051 - Rev. 5.8 Section 3 – Operat i on 3.0 Theory of Operation ______________________________________________ 3- 1 3.1 DMD15/DMD15L Functional Block Diagram ____________________________ 3-1 3.2 Universal Inter f ace Module (UIM) ____________________________________ 3-3 3.3 Synchrono[...]

  • Page 10

    DM D15/DMD15L IBS/ID R Satellite Modem Table of Contents TM 051 - Rev. 5.8 ix 3.11.8 SCR: Ser ial Clock Receive _____________________________________ 3- 12 3.11.9 EXT IF REF: External I F Ref erence _______________________________ 3-12 3.12 Transm it Timing _______________________________________________ 3-12 3.12.1 EXT CLK as TX Clock Source (RS-4[...]

  • Page 11

    Table of Contents DM D15/DMD 15L IBS/IDR Satellite Modem x TM 051 - Rev. 5.8 3.24 Reacquisit ion __________________________________________________ 3-27 Section 4 – User Interf aces 4.0 User Int er f aces __________________________________________________ 4- 1 4.1 Front Panel User I nt erface _________________________________________ 4- 1 4.1.1 L[...]

  • Page 12

    DM D15/DMD15L IBS/ID R Satellite Modem Table of Contents TM 051 - Rev. 5.8 xi Section 5 – Elect ri cal I nt erf aces 5.0 DMD15/DMD15L Connections ______________________________________ 5- 1 5.1 Power Inputs ____________________________________________________ 5- 2 5.1.1 AC Power Input Module __________________________________________ 5- 2 5.1.2 D[...]

  • Page 13

    Table of Contents DM D15/DMD 15L IBS/IDR Satellite Modem xii TM 051 - Rev. 5.8 Section 7 – Technical Specif ications 7.0 Modulator Specificat ions ___________________________________________ 7-1 7.1 Demodulator Specif ications ________________________________________ 7- 1 7.2 Plesiochronous Buf fer _____________________________________________ 7-[...]

  • Page 14

    DM D15/DMD15L IBS/ID R Satellite Modem Introduction TM 051 - Rev. 5.8 1-1 Section 1 – Introducti on 1.0 Description The Radyn, Inc. DMD15/DMD15L Satellite Modem ( Figure 1-1) of fers the best f eatures of a sophisticated pr ogramm able IBS/IDR and Closed Network Modem, at an af fordable pr ice. This versatile equipm ent package c ombines uns urpa[...]

  • Page 15

    Introduction DMD15/DM D15L IBS/IDR Satellite M odem 1-2 TM 051 – Rev. 5.8 1.1.3 Turbo Codec The DMD15/DMD15L can be equipped with an optional T urbo Codec Outer Code. T his option mus t be installed at the fac tory . 1.1.4 Drop and Insert (D&I) The DMD15/DMD15L can be equipped with a D&I Interf ace as an add-on enhancem ent. T his option [...]

  • Page 16

    DM D15/DMD15L IBS/ID R Satellite Modem Introduction TM 051 - Rev. 5.8 1-3 The DMD15/DMD15L can be equipped with an optional OM73 s cram bler at the custom er’s request. T his option m ust be prepped at the fac tory . Onc e installed, selection of the OM73 Scram bler/Desc rambler will automatically invert the baseband data on the Modulator/Dem odu[...]

  • Page 17

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  • Page 18

    DM D15/DMD15L IBS/ID R Satellite Modem Installation TM 051 - Rev. 5.8 2-1 Section 2 – Inst allation 2.0 Installation Requirements The DMD15/DMD15L Modem is designed to be ins talled within any standard 19-inch wide equipment c abinet or rack , and requires one rac k unit (RU) of m ounting space (1.75 inches ) vertically and 21 inches of depth. In[...]

  • Page 19

    Installation DM D15/DMD15L IBS/ID R Satellite Modem 2-2 TM 051 – Rev. 5.8 Always ensu re that power is remo ved from the DMD15/DM D15L befo re removing or inst alling a UIM . Failure t o do so may cause damage t o the equipment. Should the Power Cable/AC Connector be of the wrong type for the installation, either the cable or the power connector [...]

  • Page 20

    DM D15/DMD15L IBS/ID R Satellite Modem Installation TM 051 - Rev. 5.8 2-3 Standard DMD15/DMD15L Factor y Configuration Settings Modulator: Data Rate: 2.048 Mbps Mode: Closed Network Forward Error Correction: 1/2 Rate Viterbi Modulation: QPSK Frequency: 70.000000 MHz Note: The above modem c onfiguration can be set by impleme nting Strap Code 26. Ref[...]

  • Page 21

    Installation DM D15/DMD15L IBS/ID R Satellite Modem 2-4 TM 051 – Rev. 5.8 The initial f ield check out of the m odem can be ac com plished from the Front Panel or in the Term inal Mode. T he Term inal Mode has the adv antage of pr oviding full scr een access to all of the modem ’s par ameters , but requires a separ ate terminal or computer runn[...]

  • Page 22

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-1 Section 3 – Operation 3.0 Theory of Operation The DMD15/DMD15L is designed in three m ajor sections : Universal Interf ace, Baseband Process ing, and Universal Modem . 3.1 DMD15/DMD15L Func tional Block Diagram Figures 3-1a thr ough 3-1c repres ent the DMD15/DMD15L Functional [...]

  • Page 23

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-2 TM 051 – Rev. 5.8 Figure 3-1b (A lternate 1). DM D15/DMD15L Univ ersal Satellite Modem Functional Block Diagram Figure 3-1c (A lternate 2). DM D15/DMD15L Univ ersal Satellite Modem Functional Block Diagram[...]

  • Page 24

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-3 3.2 Universal Interface Module (UIM) The Univers al Interfac e Module (UIM) is a f ield-r eplaceable m odule that plugs into the rear of the DMD15/DMD15L. The UIM provides the interconnection points ( J3 - J8) f or Ter restrial Data and Clock to the Modem. T he UIM also contains[...]

  • Page 25

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-4 TM 051 – Rev. 5.8 Figure 3-3. Universal Interface M odules (UIM) Functional Block Diagram 3.3 Sy nchronous Interface Sy nchronous Tx Data and Cloc k enters the UIM and is routed to either the RS-422, RS-232, or V.35 Receiver as the s elected M&C Proces sor. The s ignals are then converted t[...]

  • Page 26

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-5 can be connected to the ‘Ins ert Data In’ Port where received data will overwrite ‘dr opped on’ the T1/E1 Data Stream . T he modif ied T1/E1 Data Stream will then exit the modem out of the ‘Receive Data Out’ Port. 3.5 Earth Station to Earth Stat ion (ES-ES) Comm unic[...]

  • Page 27

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-6 TM 051 – Rev. 5.8 Figure 3-4. Loopback Functional Block Diagram[...]

  • Page 28

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-7 Figure 3-5. Loopback Functional Block Diagram Figure 3-6. Loopback Functional Block Diagram[...]

  • Page 29

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-8 TM 051 – Rev. 5.8 3.8 Baseband Processor Card The Bas eband Processor Car d (BB Card) contains two major s ubsy stem s ⎯ the Baseband Process ing Sy stem and the Monitor and Control Subsystem . 3.8.1 Baseband Processing The Bas eband Processor perform s all of the f unctions requir ed for an [...]

  • Page 30

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-9 3.8.3 Rx Baseband Processing The Rec eive Processor perform s the invers e function of the Tx Proc essor. Data re ceived from the satellite passes through the BB Loopback Circuit to the Reed-Solom on Decoder to the Defram er. T he Defram er acquires the IBS/IDR f ram e, sy nchr [...]

  • Page 31

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-10 TM 051 – Rev. 5.8 3.9.4 Front Panel Interface The M&C operates the Front Panel, which includes a 2 x 12 bac klit LCD, Indicator LEDs, and a Numer ic Key pad. 3.9.5 Clock The tim e and date is k ept in order to ‘tim e-tag’ system events . 3.9.6 Watchdog Timer The W atchdog T imer m onit[...]

  • Page 32

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-11 3.10.2 Demodulator The dem odulator perf orm s a com plete digital implem entation of a Var iable-Rate Phase-Lock Satellite Receiver utilizing state-of -the-art digi tal signal proc essing techniques. T he demodulator is capable of receiving nearly any m odulati on form at. Sig[...]

  • Page 33

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-12 TM 051 – Rev. 5.8 3.11.7 IDI: Insert Data In This clock s ource is only used as an external f ram e source selec ted in D&I Mode. If External Fram e Source is s elected, then IDI must be selected f or the buff er clock . For this c ase, a Receive T 1/E1 Trunk is input into J5 and a buf fer[...]

  • Page 34

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-13 3.14 Loop Timing If loop tim ing is desired ( i.e.; the modem timing is slaved to the far end m aster s tation), the modem clock s can be c onfigured as f ollows: 3.14.1 Transmit (RS- 422 or V.35 Interface) Set SCT Sourc e to ‘SCR’. The T x Ter minal E quipm ent must clock [...]

  • Page 35

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-14 TM 051 – Rev. 5.8 Figure 3-8. Loope d M odems Figure 3-9. Looped Modems with Separate D&I Trunks[...]

  • Page 36

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-15 3.15.1 Drop Only W hen Dr op is enabled and Insert is dis abled, the DMD15/DMD15L perform s a drop-only function. Fram ed E1 or T1 Data is input via the Send Data In Port, the selected tim eslots are dr opped into the IBS fram e struc ture, and the unaltered terres trial data i[...]

  • Page 37

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-16 TM 051 – Rev. 5.8 Figure 3-12. Insert Only with In ternal Frame Source 3.16 Mode Selection The DMD15/DMD15L D&I c an be easily conf igured to support sever al comm only used terrestrial data form ats. For E1 Data, the us er can choose between PCM-30, PCM- 30C, PCM-31 and PCM- 31C. For T 1 [...]

  • Page 38

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-17 3.16.4 PCM-31C The PCM-31C Mode of Operation suppor ts an E1 Interfac e with no Multiframe Alignm ent (MFAS) or Channel Assoc iated Signaling (CAS). In addi tion, the Drop Function ver ifies the received terrestrial CRC check sum and the Insert Functi on calculates the required[...]

  • Page 39

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-18 TM 051 – Rev. 5.8 Figure 3-13. M ultidestin ational Communicatio ns 3.17 Drop and Insert Mapping The f ollowing display s under Interf ace D&I Setup (both T x and Rx), are editing dis play s only: SA TCh TS Enter to Edit Any changes made in these dis play s are m ade on the scr een, but ar[...]

  • Page 40

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-19 For the T ransmit Side: 1. Push <ENT ER> to get the flashing curs or. 2. Use the Up Arrow Key to mak e the left portion of the dis play read “T X EDIT” . 3. Use the Right or Lef t Arrow Key s to switch the f lashing cursor to the r ight portion of the display. 4. Use [...]

  • Page 41

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-20 TM 051 – Rev. 5.8 5. Press <ENT ER>. The m odem has now copied the current Rx Settings to the Rx Channel/Tim eslot display ). Note: It is not mandatory to assign ti meslots in sequential order, although the lowest timeslo t must be entered in the lowest chan nel. For example: timeslot s [...]

  • Page 42

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-21 Figure 3-15. Re ed-Solomon Decoder Functional Bloc k Diagram[...]

  • Page 43

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-22 TM 051 – Rev. 5.8 Table 3- 1. Reed-Solomon Cod es for IDR Type of Service Data Rate (Kbps) RS Code (n, k, t) 1 Bandwidth Expansion [ (n/k) -1 ] Interleavin g Depth Maximum 2 RS Codec Delay (ms) Small IDR (With 16/15 O/H) 64 128 256 384 512 768 1024 1536 (126, 112, 7) (126, 112, 7) (126, 112, 7[...]

  • Page 44

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-23 The IBS As y nc Fram er Data Mode provides a service channel between the two sites of a link perm itting the modem process ors to send m essages and get responses over this channel. AUPC can be set to operate on either or both directions of a link but always requires a bi-direc[...]

  • Page 45

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-24 TM 051 – Rev. 5.8 3.20 DMD15 A sy nchronous Overhead Operation 3.20.1 A sy nchronous Framing/Multiplexer Capability The As y nchronous Fram ing/Multiplexer is c apable of m ultiplexing a relatively low -speed over head channel onto the terres trial data stream resulting in a slightly higher co[...]

  • Page 46

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-25 896 19200 960 19200 1024 19200 1088 19200 1152 19200 1216 19200 1280 19200 1344 19200 1408 19200 1472 19200 1536 19200 1600 19200 1664 19200 1728 19200 1792 19200 1856 19200 1920 19200 1984 19200 2048 19200[...]

  • Page 47

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-26 TM 051 – Rev. 5.8 3.21 Standard IBS Mode In the first or “Norm al” m ode, all bit assignm ents are per the IBS standar d. The bits of Overhead Housek eeping by te 32 are im plemented as shown in Table 3-4 below: Table 3- 4. Bit 1 ES to ES Data Channel This bit is routed directly to the ES [...]

  • Page 48

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-27 The us er can connect whichever s y stem s on the earth stations that they desire to thes e Backward Alarm s Relay s as long as they will supply ground to the Backward Alarm Relay Input in the “no fault” c ondition and the ground will be re moved in the “ faulted” condi[...]

  • Page 49

    Operation DM D15/DMD15L IBS/ID R Satellite Modem 3-28 TM 051 – Rev. 5.8 Acqu ire S ignal Lock ed Track cur rent frequenc y Locke d Use reacquisition sweep limits to acqu ire si gn al Reacquisition limits OPCode 0x2A 2F 0 - 320 00 Hz Sweep Delay != 0 Norm al operati on Start D elay Timer Timer Expi red Go back t o normal sw ee p limits to acquire [...]

  • Page 50

    DM D15/DMD15L IBS/ID R Satellite Modem Operation TM 051 - Rev. 5.8 3-29[...]

  • Page 51

    [...]

  • Page 52

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-1 Section 4 – User Interfaces 4.0 User Interfaces There ar e three user interf aces available for the DMD15/DMD15L. These are: • Front Panel • Remote Por t • Ter minal 4.1 Front Panel User Interface The Fr ont Panel of the DMD15/DMD15L allows for c omplete c ontrol [...]

  • Page 53

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-2 TM 051 – Rev. 5.8 4.1.1 LCD Front Panel Display The f ront panel display is a 2 line by 16-charac ter LCD display. The display is lighted and the brightness c an be set to increase when the f ront panel is currently in use. The LCD dis play automatic ally dim s after a per iod of inactivi[...]

  • Page 54

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-3 4.1.4 Front Panel LED Indicators Eight LEDs on the DMD15/DMD15L Front Panel (R ef er to Table 4- 3) indicate the status of DMD15/DMD15L operation. The LED c olors m aintain a consistent m eaning. Green s ignifies that the indication is appropr iate for norm al operation, [...]

  • Page 55

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-4 TM 051 – Rev. 5.8 Figure 4-2. E ntering New Parameter s 4.3 Front Panel Control Screen Menus The DMD15/DMD15L Fr ont Panel Control Screens ar e broken down into sect ions under several Main Menus. 4.3.1 Main Menus Modulator Demodulator Interface Monitor Al a r m s System Test 4.3.2 Modula[...]

  • Page 56

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-5 cannot be changed while the unit is in the given m ode of operation: IDR M ode: (IESS-308) For Data rates 1.544, 2.048, 6.312, 8.448 Mbps Framing T y pe: 96 Kbps (IDR) Scram bler Type: V.35 Spectrum Mask: Intelsat For Data Rates < 1.544 Framing T ype: 1/15 (IBS) Scram [...]

  • Page 57

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-6 TM 051 – Rev. 5.8 Strap Code: {Refer to Strap Code Gu ide, Table 4- 4} The Strap Code is a quick s et key that sets many modem param eters. Cons ult the strap code guide f or available strap codes . Param eters set by strap code: Data Rate Code Rate Mode Fram e Type Scrambler Ty pe Spectr[...]

  • Page 58

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-7 Mod Data (menu): Data Rate: {Refer to T echnical Specs for Dat a Rates} Allows the user to set the Data Rate in bps steps via the Front Panel Arro ws or Key pad. Symbol Ra te : Allows the user to view the Symbol Rate. Conv En c: {1/2 Rat e VIT, 3/4 Rate VIT , 7/8 Rate VIT[...]

  • Page 59

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-8 TM 051 – Rev. 5.8 4.3.3 Demodulator Menu Options and Parameters Mode : {IDR, IBS, Closed Net, Drop & Insert} Used with IDR, o r IBS Interface Only. The Mode Com m and sets a num ber of param eters within the modem to meet a s et specific ation. The purpose is to elim inate k ey strok [...]

  • Page 60

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-9 Demod IF (menu): Frequency: {50 – 90 MH z, 100 – 180 MH z, or 950 – 1750 M Hz (L- Band)} Allows the user to enter the Modulator IF Frequency in 1 Hz increments . Spectrum In v: {Normal, Inv erted} Allows the user to invert the dir ection of rotation f or PSK Modulat[...]

  • Page 61

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-10 TM 051 – Rev. 5.8 Demod Data (menu): Data Rate: {Refer to T echnical Specs for Dat a Rates} Allows the user to set the Data Rate in bps steps via the Front Panel Arro ws or Key pad. Symbol Ra te : Allows the user to view the Symbol Rate. Conv Dec: {1/2 Rate VIT , 3/4 Rate VIT, 7/8 Rat e [...]

  • Page 62

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-11 Reed-Solomon (menu): T hese selections are visible only w hen the Reed- Solom on Option is installed. Enable/Disable {Enab le, Disable} Allows the user to Enable/Disable the Reed- Solomon Encoder. RS Codes {Refer to Appendix A for v alid n/k values} Displays the currentl[...]

  • Page 63

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-12 TM 051 – Rev. 5.8 Tx D&I (menu): Drop Mode: {Enable, Disable} Allows the user to enable or dis able the following: T1-D4, T 1-ESF, PCM-30, PCM-30C, PCM-31, PCM-31C, SLC-96, T 1-D4-S, T1- ESF-S. Map Copy: {Rx Edit, Tx Edit, Rx Acti, Tx A cti, ROM 1…ROM 8, User 1…User 8} Allows use[...]

  • Page 64

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-13 Allows the user to selec t the buffer clock s ource. Must set Buff size to z ero to bypass. Clk Polarity: {Normal, Inv erted} Allows the user to selec t the Buffer Clock Polar ity for the Tx Terres trial Clock r elative to the Tx Data. If G.703 Interfac e is selected, th[...]

  • Page 65

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-14 TM 051 – Rev. 5.8 ES Baud: {150-19200} Allows the user to selec t the baud rate in Enhanced Async mode. Available rates are listed in Sect 3.20.1 ES Data Bits: {7,8} Allows the user to choos e between 7 or 8 bit data. 4.3.5 A UPC Menu Op tions and Parameters Note: AUPC M enus are only av[...]

  • Page 66

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-15 E b /N o and com mands to the r emote m odem to increase or decreas e Transm it Power accor dingly are sent. Tracking Rate: {0.5 to 6.0} Allows the user to set the r ate at which the comm ands to increase or decrease T ransm it Power are sent. Each com mand will res ult [...]

  • Page 67

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-16 TM 051 – Rev. 5.8 Remote A UPC (menu): The 'REMO TE AUPC CONFIG URATION' m enu contains the rem ote configuration par ameters for the AUPC Function. A UPC Enable: {OFF, ON} Allows the user to enable or dis able the AUPC Function of the rem ote m odem. T he rem ote AUPC Function[...]

  • Page 68

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-17 Event Buff: Displays a history of events recorded in the event buf fer. A max imum of 40 events may be stored in the buff er. Upon receipt of the 41 st event, the first rec eived event is automatic ally deleted, and so on, m aintaining the max imum 40 events. Press Clr t[...]

  • Page 69

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-18 TM 051 – Rev. 5.8 param eter changes. A s olid indication indicates a hardware or program m ing failure within the m odem. CompClk Mask: {Pass/Fail, No/Yes} Indicates that T x Com posite Clock PLL is not lock ed. This alarm will f lash on during certain m odem param eter changes. A so li[...]

  • Page 70

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-19 TerrClk M ask: {Pass/Fail, No/Yes} Indicates no Terres trial Clock activity. IntClk M ask: {Pass/Fail, No/Yes} Indicates no SCT Clock activity. TxSatCk M ask: {Pass/Fail, No/Yes} Indicates no Tx Sat Clock activity. Tx Data M ask: {Pass/Fail, No/Yes} Indicates no Tx Data [...]

  • Page 71

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-20 TM 051 – Rev. 5.8 Buf Clk M ask: {Pass/Fail, No/Yes} Indicates that the selected buff er clock source is not active. Rx Sat M ask: {Pass/Fail, No/Yes} Indicates that the Rx Sat buffer clock source is not active. Insert M ask: {Pass/Fail, No/Y es} Indicates that the Insert buff er clock s[...]

  • Page 72

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-21 +12 Power: {Pass/Fail, No/Yes} Indicates power supply voltage out of r ange. +5 Power: {Pass/Fail, No/Yes} Indicates power supply voltage out of r ange. Battery: {Pass/Fail, No/Yes} Indicates that internal clock battery is low . RA M /ROM: {Pass/Fail, No/Yes} Indicates M[...]

  • Page 73

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-22 TM 051 – Rev. 5.8 Ext Ref M ask: {Pass/Fail, No/Yes} Indicates no activity on the Exter nal Reference. HiStab M ask: {Pass/Fail, No/Yes} Indicates if High Stability Oscillator is ac tive. Latched A lrm (menu): The f ollowing alarms ar e latched in order to catc h interm ittent failures: [...]

  • Page 74

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-23 Minor Rx (menu): RxBuf A larms (menu): BufUFlw: BufOFLw: Buf<10%: Buf>90%: Rx Ac tivity (menu): R x S a t : RxData: S a t A I S : InsClk: Common (menu): -12 Power: +12 Po wer: + 5 P o w e r : B a t t e r y : RA M/ROM : M&C uProc: Ext Ref Lock: Backward Alr (men[...]

  • Page 75

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-24 TM 051 – Rev. 5.8 Backward 2: {Xmt = no/yes} Backward 3: {Xmt = no/yes} Backward 4: {Xmt = no/yes} Clear A larms : Allows the user to reset the latc hed alarms . 4.3.8 Sy stem Menu Options and Parameters Control Mode : {Front Panel, T erminal, Computer} Allows the user to select the acti[...]

  • Page 76

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-25 Firmware Rev (menu): Interface (m enu): UIO Code: UIO Xilinx: M&C: Term Baud: {Same as re mote baud listed below} Displays the Term inal Port Baud Rate. Emulation: {VT100, ADDS-VP, WYSE 50} Allows the user to selec t the Term inal Em ulation Mode for the T erm inal P[...]

  • Page 77

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-26 TM 051 – Rev. 5.8 Loopbacks: Ter restrial Loopback is perf orm ed at the Terres trial Interfac e IF: IF loopback loops the IF output of the Modulator to the IF input of the Dem odulator. If us ing 8PSK or 16QAM modulation the output power m ust be above –15 dB. Tx Te rr : Sends Tx Terr[...]

  • Page 78

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-27 Use the following Strap Code Guide f or available strap c odes. Table 4- 4. DMD15/DM D15L Strap Codes Strap Code (DEC) Data Rate (Kbps) Overh ead Code Rate Framing Scrambler Drop and Insert Reed- Solomo n Modulation 1 64 16/15 1/2 IBS IBS DISABLE DISABLE QPSK 2 128 16/15[...]

  • Page 79

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-28 TM 051 – Rev. 5.8 44 896 1 3/4 CNT V.35 (IESS) DISABLE DISABLE QPSK 7 1344 1 1/2 CNT V.35 (IESS) DISABLE DISABLE QPSK 11 1344 1 3/4 CNT V.35 (IESS) DISABLE DISABLE QPSK 13 1536 1 1/2 CNT V.35 (IESS) DISABLE DISABLE QPSK 14 1536 1 3/4 CNT V.35 (IESS) DISABLE DISABLE QPSK 19 1544 1 1/2 CNT[...]

  • Page 80

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-29 104 576 16/15 1/2 IBS IBS DISABLE DISABLE QPSK 148 576 16/15 3/4 IBS IBS DISABLE DISABLE QPSK 152 640 16/15 1/2 IBS IBS DISABLE DISABLE QPSK 161 640 16/15 3/4 IBS IBS DISABLE DISABLE QPSK 162 704 16/15 1/2 IBS IBS DISABLE DISABLE QPSK 164 704 16/15 3/4 IBS IBS DISABLE DI[...]

  • Page 81

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-30 TM 051 – Rev. 5.8 99 1792 16/15 3/4 IBS IBS DISABLE DISABLE QPSK 101 2048 16/15 3/4 IBS IBS DISABLE DISABLE QPSK 102 1856 16/15 1/2 IBS IBS DISABLE DISABLE QPSK 105 1856 16/15 3/4 IBS IBS DISABLE DISABLE QPSK 106 2048 1* 3/4 IBS IBS DISABLE DISABLE QPSK 120 1544 3072/2095 3/4 IBS IBS DIS[...]

  • Page 82

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-31 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 Netw ork: 8.448 -96 Kb Framing or No Framing, 3/4, 7/8 Rate F EC [...]

  • Page 83

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-32 TM 051 – Rev. 5.8 Demodulator: Method 1 - Set m ode to IDR Under Dem od IF menu: Set des ired Rx fr equency Under Dem od data menu: Set code rate to 3/4 VIT Set data rate for 8448000 Under Interface m enu: Set Inter face ty pe Set Buff clock sel ection Set Buf fer Size Method 2 - Set Dem[...]

  • Page 84

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-33 Set Demod s trap code to: 120 Under Dem od IF menu: Set des ired Rx fr equency Under Interfac e Menu: Set Interf ace ty pe Set Buff clock sel ection Set Buf fer Size Case 3: Closed Netw ork, 3/4 Rate Viterbi, IBS Ov erhead Starting with the Data Rate = 512 Kbps Modulator[...]

  • Page 85

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-34 TM 051 – Rev. 5.8 Under Interfac e menu: Under Tx Setup menu: Set INT F to RS-422 Set SCT Sourc e to SCR Set Tx Cloc k to SCT E Method 2 - Set mode to Clos ed Net Under Interfac e menu: Under Tx Setup menu: Set INT F to RS-422 Set SCT Sourc e to SCR Set Tx Cloc k to SCT E 4.6 Configuring[...]

  • Page 86

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-35 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 Interfac e only ) 4.6.2 Operational Mode The Oper ational Mode of the Modem often determ ines which additional m enus[...]

  • Page 87

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-36 TM 051 – Rev. 5.8 modif ied. Attempts to select a diff erent buff er clock will result in the error m ess age INVALID BUFFER CLOCK and the s election will not be allowed. W hen the Ins ert Terr estrial Fram e Source s election is set to Inter nal, the operator needs to specif y how data [...]

  • Page 88

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-37 Under Interfac e: Under TX Setup: Set Tx Type according to y our hardware c onfiguration (ex ample: G703BT 1B8ZS) Set Tx Clock = SC TE Under Tx D&I: Set Dr op Mode = T 1-D4 Use SAT Ch TS edit capability to define desired m apping of Satellite Channels to drop T erres[...]

  • Page 89

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-38 TM 051 – Rev. 5.8 Under Dem odulator: Under Dem od Data: Set Data Rate = 1536000 Set Conv Enc = VIT 3/4 Under Dem odulator: Set Mode = Drop & Insert Under Interfac e: Under RX Setup: Set Rx Type according to your hardware configur ation Set Buff Siz e to desired depth Under Rx D&[...]

  • Page 90

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-39 Figure 4-4. Si ngle Trunk Figure 4-5. Rx Only With Trunk Figure 4-6. Rx Only No Trunk[...]

  • Page 91

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-40 TM 051 – Rev. 5.8 4.7 D&I Maps and Map Editing The Drop and Ins ert m ultiplexer is progr amm ed by loading it with a transm it and receive m ap. Maps alway s c ontain 30 entries, although, only the firs t “n” entries are r elevant (see Table 4- 5). The DMD15/DMD15L includes prov[...]

  • Page 92

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-41 Table 4-6. D&I RO M M aps ROM Map T1/ E1 Time Sl ot # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 3 1 2 3 [...]

  • Page 93

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-42 TM 051 – Rev. 5.8 first entr y in the Active T ransm it table and would ignore the other 29 entries. If the m ap contained an “8” in its f irst entry, the eighth channel of the T1/E1 f ram e would be sent to the modulator. ROM Map 2 could be used as the template f or an Active Receiv[...]

  • Page 94

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-43 multif ram e alignment s ignal and therefore channels 1 through 30 are m apped to time s lots 1 through 16 and 17 through 31. 4.8 Terminal Mode Control The DMD15/DMD15L T erm inal Mode Control allows the use of an ex ternal term inal or com puter to monitor and control t[...]

  • Page 95

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-44 TM 051 – Rev. 5.8 4.9 Modem Remote Communications 4.9.1 Host Comput er Remote Communications NOTE: This sp ecification is applicable t o the DMD15, DM D10 an d DM D10L Modems. Any reference to t he DM D15 in th is document can b e applicable to any o ne of these th ree modems. Control an[...]

  • Page 96

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-45 <SOURCE ID>: The Sourc e Identifier def ines the m ulti-drop address origin. Note: All no des on a given cont rol bus have a uniq ue address that mu st be defined. <D ES TIN A TIO N ID >: The Des tination Identifier ser ves as a pointer to the mu lti-drop des[...]

  • Page 97

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-46 TM 051 – Rev. 5.8 Thus , the check sum is 00000101b; which is 05h or 5 decim al. Alternative m ethods of c alculating the check sum for the sam e m essage fr ame are: 00h + 02h + F0h + 2Ah + 09h + 00h + 03h + DFh + FEh = 305h. Since the only concern is the m odulo 256 (m odulo 1 00h) equ[...]

  • Page 98

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-47 The f ull handshake/ac knowledgm ent involves a reversal of source and des tination ID codes in the next m essage fr ame, f ollowed by a response c ode in the <OPCODE> field of the mes sage pack et from the equipm ent under control. If a com m and packet is sent an[...]

  • Page 99

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-48 TM 051 – Rev. 5.8 MPARM_EXT REFSOURCE_ERROR 0x0407 MPARM_MODULATIO NTYPE_ERROR 0x0408 MPARM_CONVENCODER_ERROR 0x 0409 MPARM_REEDSOLOMON_ERRO R 0x040A MPARM_SCRAMBLERCO NTRO L_ERROR 0x040B MPARM_SCRAMBLERTYPE_ERROR 0x040C MPARM_IBSSCRAMBLER_ERROR 0x040D MPARM_V35SCRAMBLE R_ERROR 0x040E MP[...]

  • Page 100

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-49 MPARM_SYMBOLRATE_ERROR 0x042C MPARM_NOTIMPLEMENT ED_ERROR 0x042D MPARM_TRANSF ERTYPE_ERROR 0x042F MPARM_SUMMARYFAULT_ERROR 0x0430 MPARM_DATAINVERT _ERROR 0x0431 MPARM_ESCSOURCE_ERROR 0x0432 MPARM_FMORDERW IRE_ERROR 0x0433 MPARM_FMTEST TO NE_ERROR 0x0434 MPARM_AUPCLOCALEN[...]

  • Page 101

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-50 TM 051 – Rev. 5.8 DPARM_DIFFERENTIALDECO DER_ERROR 0x060B DPARM_DESCRAMBLERCO NTRO L_ERROR 0x060C DPARM_DESCRAMBLERTYPE_ERROR 0x060D DPARM_SPECTRUM_ERROR 0x 060E DPARM_BUFFERSIZE_ERROR 0x 060F DPARM_BUFFERCLOCK_ERROR 0x 0610 DPARM_BUFFERCLOCKPOL_ERRO R 0x0611 DPARM_INSERTMOD E_ERROR 0x06[...]

  • Page 102

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-51 MDPARM_MAPNUMBER_E RROR 0x0A00 MDPARM_TIME_ERROR 0x 0A01 MDPARM_DATE_ERROR 0x 0A02 MDPARM_TERMINALEMULAT ION_ERROR 0x0A05 MDPARM_TERMINALBAUDRATE_ERROR 0x0A06 MDPARM_EBNO_THRESHOLD_ERROR 0x0A07 4.9.1.5 Collision A voidance W hen pr operly im plemented, the physical and l[...]

  • Page 103

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-52 TM 051 – Rev. 5.8 The f ollowing multi-drop over ride IDs are device- ty pe specif ic, with the exception of "BROADCAST". T hese are s umm arized below w ith ID values ex pressed in decim al notation: Directly-A ddressed Equ ipment Mu lti-Drop Override ID Broadcas t (all direct[...]

  • Page 104

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-53 4.9.1.6 Software Compatibility The COMMSPEC, oper ating in conjunction within the RLLP shell, provides for f ull forward and back ward software com patibility independent of the software version in us e. New features are appended to the end of the DAT A field without OPC[...]

  • Page 105

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-54 TM 051 – Rev. 5.8 Each piece of supported equipm ent on the control bus ex ecutes a Radyne Link Level Task (RLLT ) in accordanc e with its internal hardware and fixed program str ucture. In a flow control exam ple, the RLLT iss ues an internal "m essage in" system call to invok[...]

  • Page 106

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-55 the sam e com mand pac ket with the sam e <FSN> to the sam e receiver and waits once again f or an ack nowledgment or a NAK pack et. To reiter ate, the form at of the Link Level Protocol Mess age Block is shown below. SYNC COUNT SRC ADDR DEST ADDR FSN OPCODE DAT A [...]

  • Page 107

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-56 TM 051 – Rev. 5.8 4.9.3 DMD15/DM D15L Opcode Command Set The DMD15/DMD15L Opc ode Comm and Set is listed below: 4.9.4 Modem Command Set Command Opcode Query Modulator Configuration and Status 2400h Query Demodulator Conf iguration and Status 2401h Query Modem Drop & Inser t Map 2402h[...]

  • Page 108

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-57 Command Opcode Comm and Modem Control Mode 2600h Comm and Modulator Conf iguration 2601h Comm and Modulator Fr equency 2602h Comm and Modulator Strap Code 2603h Comm and Modulator Data Rate 2604h Comm and Modulator Filter Mask 2605h Comm and Modulator Modulation T y pe 2[...]

  • Page 109

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-58 TM 051 – Rev. 5.8 Clear Latched Alarm 1 2625h Comm and AUPC Local Enable 2629h Comm and AUPC Rem ote Enable 262Ah Comm and AUPC Local CL Ac tion 262Bh Comm and AUPC Rem ote CL Action 262Ch Comm and AUPC T racking Rate 262Dh Comm and AUPC Rem ote BB Loopback 262Eh Comm and AUPC Rem ote Te[...]

  • Page 110

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-59 Comm and Dem odulator Fram ing 2A16h Comm and Dem odulator Operating Mode 2A17h Comm and Map Sum mar y to Back ward Alarm 2A18h Comm and Dem odulator BER Exponent 2A1Ah Comm and Dem odulator Circuit ID 2A1Bh Comm and Dem odulator Ter restrial Loopback 2A1Ch Comm and Dem [...]

  • Page 111

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-60 TM 051 – Rev. 5.8 Opcod e: <2400h> Query a modulator’s configuration and s tatus Query Response <1> Num ber of nonvol by tes Configuration Byte s <1> <4> <2> <1> <4> <4> <4> <1> <1> <1> <1> <1> <1>[...]

  • Page 112

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-61 <1> <1> <1> <1> <1> <1> <1> <30> <1> <1> <1> <1> Spectrum Operating Mode Clock Control Clock Polarity SCT Sourc e Fram ing Drop Mode Drop Map T1D4 Yellow Alarm Sel. Forced Alar ms Alarm 1 Mask Alarm [...]

  • Page 113

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-62 TM 051 – Rev. 5.8 <1> <1> <11> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> Comm on Alarm 1 Mask Comm on Alarm 2 Mask Tx Cir cuit ID Tx ESC Ch 1 Volume Tx ESC Ch 2 Volume Tx Inter face [...]

  • Page 114

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-63 <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <2> <2> <2> <2> <1> <1> <1> <1> <1> Term inal Baud Rate FM Orderwire Mode FM Orderwire T est Tone AUPC Local Enable A[...]

  • Page 115

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-64 TM 051 – Rev. 5.8 <1> <1> <1> <1> <1> <1> <1> <1> Alarm 1 Alarm 2 Comm on Alarm 1 Comm on Alarm 2 Latched Alarm 1 Latched Com mon Alarm 1 Latched Com mon Alarm 2 Drop Status Bit 0 = Tr ansmit pr ocessor f ault. 1 = Fail Bit 1 = Trans mit ou[...]

  • Page 116

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-65 <1> <1> <1> <1> <2> <1> <1> <2> <1> <1> <4> <17> <2> <17> <4> Online Flag +5V Voltage +12V Voltage -12V Voltage Tem perature ESC Source Alarm 3 AUPC Remote T est 2047 BER Mantessa A[...]

  • Page 117

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-66 TM 051 – Rev. 5.8 Opcode: <240Bh> Query a Modulator’s Status Query Response <1> <1> <1> <1> <1> <1> <1> <1> <1> Control M ode Revision Num ber Alarm 1 Alarm 2 Comm on Alarm 1 Comm on Alarm 2 Latched Alarm 1 Latched Com mon Ala[...]

  • Page 118

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-67 <1> <1> <1> <1> <1> <2> <1> <1> <2> <1> <1> <4> <17> <2> <1> Alarm 2 Drop Status Online Flag +5V Voltage +12V Voltage -12V Voltage Tem perature ESC Source Alarm 3 AUPC Remote T est [...]

  • Page 119

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-68 TM 051 – Rev. 5.8 <4> Reserved Bits 3-7 (not latched) Reserved Opcod e: <2405h> Query a modulator ’s latched alarm s Query Response <1> <1> <1> <1> <1> Latched Alarm 1 Latched Com mon Alarm 1 Latched Com mon Alarm 2 Latched Alarm 2 Latched Drop[...]

  • Page 120

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-69 <1> <1> <1> <1> Alarm 2 Drop Status Comm on Alarm 1 Comm on Alarm 2 Bit 1 = Trans mit output power level. 1 = Fail Bit 2 = Trans mit O versam ple PLL lock. 1 = Loc k Bit 3 = Compos ite clock PLL lock. 1 = Loc k Bit 4 = IF synthesizer lock. 1 = Loc[...]

  • Page 121

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-70 TM 051 – Rev. 5.8 <4> <4> <1> <1> <1> <1> <1> <1> <2> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> External EXC Cloc k External Ref erence Freq. Refer ence Source Modulation Type [...]

  • Page 122

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-71 <30> <1> <1> <1> <1> <1> <1> <11> <1> Drop Map T1D4 Yellow Alarm Sel. Forced Alar ms Alarm 1 Mask Alarm 2 Mask Comm on Alarm 1 Mask Comm on Alarm 2 Mask Tx Cir cuit ID Tx ESC Ch 1 Volume Tim eslots to drop or ganized [...]

  • Page 123

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-72 TM 051 – Rev. 5.8 <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> Tx ESC Ch 2 Volume Tx Inter face T y pe Tx Terrestrial Loopback Tx Bas[...]

  • Page 124

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-73 <1> <1> <2> <2> <2> <2> <1> <1> <1> <1> <1> AUPC Remote BB Loopback AUPC Remote 2047 AUPC Target Eb/No A UP C M i ni mu m Power A UP C M a xi mum Power AUPC Nom inal Power Time Mar k Tran sfer Enable Time [...]

  • Page 125

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-74 TM 051 – Rev. 5.8 Opcod e: <2606h> Com mand a m odulator's m odulation type <1> Modulation Ty pe 0 = QPSK, 1 = BPSK, 2 = 8PSK, 3 = 16QAM, 4 = OQPSK Opcod e: <2607h> Com mand a m odulator’s c onvolutional encoder <1> Convolutional Encoder 0 = None, 1 = Viter[...]

  • Page 126

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-75 <1> Operating Mode 0 = Normal, 1 = 2047 test Opcod e: <2613h> Com mand a m odulator's s cram bler control <1> Scram bler Contr ol 0 = Disable, 1 = Enable Opcod e: <2614h> Com mand a m odulator's s cram bler ty pe <1> Scram bler T y[...]

  • Page 127

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-76 TM 051 – Rev. 5.8 Opcod e: <262A h> Com mand AUPC Rem ote Enable <1> AUPC Remote Enable 0 = Off, 1 = On Opcode: <262Bh> Comm and AUPC Local CL Action <1> AUPC Local CL Action 0 = Hold, 1 = Nominal, 2 = Max imum Opcode: <262Ch> Comm and AUPC Rem ote CL Action[...]

  • Page 128

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-77 <2> <2> Power AUPC Maxim um Power AUPC Nom inal Power dBm (two’s com plim ent) Singed value +50 to –200 with implied decim al point; 49 = +4.9 dBm (two’s com plim ent) Singed value +50 to –200 with implied decim al point; 49 = +4.9 dBm (two’s com pl[...]

  • Page 129

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-78 TM 051 – Rev. 5.8 <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <30> <1> <1> <1> <1> <1> Demodulation T ype Convolutional Decoder Reed Solomon Diff erential Decoder Descram bler [...]

  • Page 130

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-79 <1> <1> <1> <1> <1> <1> Alarm 2 Mask Alarm 3 Mask Alarm 4 Mask Comm on Alarm 1 Mask Comm on Alarm 2 Mask ESC Channel 1 Volum e Bit 5 = Satellite AIS Bit 6 = Rx Data Activity Bit 7 = Rx AGC Level 0 = Mask , 1 = Allow Bit 0 = Buff er und[...]

  • Page 131

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-80 TM 051 – Rev. 5.8 <1> <1> <11> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> ESC Channel 2 Volum e BER Exponent Rx Circuit ID Rx Terrestrial Loopback Rx Baseband Loop[...]

  • Page 132

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-81 <1> <1> <1> <1> <1> <2> <3> <1> ES Baud ES Data Bits IDR Overhead Type FM Orderwire Mode Time Mar k Tran sfer Pattern Length Eb/No Thres hold Reacquisition Sweep Boundary Reserved TPC Deintereleaver 0 = 7 Bits. 1 = 8 Bits 0[...]

  • Page 133

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-82 TM 051 – Rev. 5.8 <1> <1> <1> <1> <1> <1> <1> Alarm 4 Comm on Alarm 1 Comm on Alarm 2 Latched Alarm 1 Latched Alarm 2 Latched Alarm 3 Latched Com mon Alarm 1 Bit 0 = Buff er clock activity detect. 1 = Ac tivity Bit 1 = External BNC activity detec[...]

  • Page 134

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-83 <1> <1> <4> <4> <2> <2> <2> <4> <2> <1> <1> <1> <1> <1> <1> <1> Latched Com mon Alarm 2 Back ward Alarm Error Counter Tes t 2047 Error Counter Raw BER Mantissa Corrected BER M[...]

  • Page 135

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-84 TM 051 – Rev. 5.8 <1> <1> <1> <1> <1> <4> <77> Insert Status F ault Online Flag Loss Flag Alarm 5 Latched Alarm 4 Sy m bol Rate Reserved Bit 0 = Fram e lock fault. 1 = Fail Bit 1 = Multifram e lock fault. Valid in E1 PCM30 and PCM30C. 1 = Fail Bi[...]

  • Page 136

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-85 <1> <1> <1> <1> <1> <1> Alarm 3 Alarm 4 Comm on Alarm 1 Comm on Alarm 2 Latched Alarm 1 Latched Alarm 2 Bit 4 = RS Decoder Lock Fault. 1 = Fail Bit 5 = RS De-Interleaver F ault. 1 = Fail Bit 6 = RS Decoder Uncor rectable W ord. 1 = Fai[...]

  • Page 137

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-86 TM 051 – Rev. 5.8 <1> <1> <1> <1> <4> <4> <2> <2> <2> <4> <2> <1> <1> <1> Latched Alarm 3 Latched Com mon Alarm 1 Latched Com mon Alarm 2 Back ward Alarm Error Counter Tes t 2047 Error Counter Raw BER Man[...]

  • Page 138

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-87 <1> <1> <1> <1> <1> <1> <1> <1> <1> Exponent Off set Frequenc y Sign BER/EbNo Status Buffer Perce nt Full Input Level Insert Status F ault Online Flag Loss Flag Alarm 5 Latched Alarm 4 If <> 0, ’-’ of fset B[...]

  • Page 139

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-88 TM 051 – Rev. 5.8 <4> <77> Symbol Rate Reserved reserved in RCS10/10L m ode Bit 6 = Rx clock fallbac k. (Not Latc hed) Bit 7 = Eb/No Thres hold Fault. (Not Latched) Binary value, 1 sps steps Reserved Opcod e: <2406h> Query a demodulator’s latched alarm s Query Respons[...]

  • Page 140

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-89 in RCS10/10L mode Bit 5 = High Stability ref erence PLL activity. (Not Latched), reserved in RCS10/10L m ode Bit 6 = Rx clock fallbac k. (Not Latc hed) Bit 7 = Eb/No Thres hold Fault. (Not Latched) Opcod e: <2409h> Query a demodulator’s current alarm s Query Resp[...]

  • Page 141

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-90 TM 051 – Rev. 5.8 <1> <1> Comm on Alarm 1 Common Alarm 2 Bit 4 = E1 FAS alarm received. 1 = Rec eived Bit 5 = E1 MFAS alarm received. Not valid in F AS mode. 1 = Received Bit 6 = E1 CRC alarm received. 1 = Received Bit 7 = CRC calculation error. 1 = Fai l Bit 0 = -12V alarm .[...]

  • Page 142

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-91 <1> <1> <1> <1> <1> <1> <1> <30> <1> <1> <1> <1> <1> <1> <1> Descram bler T y pe Spectrum Bu ffer Si z e Mse c Bu ffer Cl ock Buffer Clock Polari ty Insert Mode T1E1 Fr ame Sourc e [...]

  • Page 143

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-92 TM 051 – Rev. 5.8 <1> <1> <1> <1> <1> <1> <11> <1> <1> <1> <1> Alarm 4 Mask Comm on Alarm 1 Mask Comm on Alarm 2 Mask ESC Channel 1 Volum e ESC Channel 2 Volum e BER Exponent Rx Circuit ID Rx Terrestrial Loopback Rx Baseba[...]

  • Page 144

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-93 <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <1> <2> <37> Insert Status Mas k Rx Reed Solom on N Code Rx Reed Solom on K Code Rx Reed Solom on Depth[...]

  • Page 145

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-94 TM 051 – Rev. 5.8 <1> TPC Deinterleaver 0=Disable, 1=Enable Opcod e: <2A 01h> Com m and a demodulator’s frequency <4> Fr equency Selec ts the IF fr equency in Hz. The range is 50 MHz to 180 MHz for the 70/140 MHz ty pe modem s and 950 MHz to 1750 MHz for the L-Band Mo[...]

  • Page 146

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-95 Opcode: <2 A 0Fh> Comm and a dem odulator’s spec trum <1> Spec trum 0 = Norm al, 1 = Inverted Opcod e: <2A 10h> Com m and a demodulator’s buffer size <1> Buf fer Size Msec Indic ates buff er size in msec s. 0 through 32 Opcod e: <2A 11h>[...]

  • Page 147

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-96 TM 051 – Rev. 5.8 Opcod e: <2A 21h> Com m and Data Invert <1> Data Inver t 0 = None, 1 = Ter restrial, 2 = Baseband 3 = T erres trial and Baseband Opcod e: <2A 22h> Com m and Force Dem od Summ ary Alarms <1> Sum m ary Alarm 0 = Do not for ce. 1 = Forc e Opcod e: &[...]

  • Page 148

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-97 Opcod e: <2407h> Query a modem 's latched alar ms Query Response <1> <1> <1> <1> <1> <1> <1> Mod Latched Alarm 1 Demod Latc hed Alarm 1 Demod Latc hed Alarm 2 Demod Latc hed Alarm 3 Latched Com mon Alarm 1 Latched Com [...]

  • Page 149

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-98 TM 051 – Rev. 5.8 <1> <1> Mod Lathed Alarm 2 Latched Drop Status in RCS10/10L mode Bit 5 = High Stability ref erence PLL activity. (Not Latched), reserved in RCS10/10L m ode Bit 6 = Rx clock fallbac k. (Not Latc hed) Bit 7 = Eb/No Thres hold Fault. (Not Latched) Bit 0 = Ter r[...]

  • Page 150

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-99 <1> <1> <1> <1> <1> Demod Alar m 2 Demod Alar m 3 Demod Alar m 4 Insert Status F ault Comm on Alarm 1 Bit 4 = IBS BER Alarm 0 = pass. 1 = Fa il Bit 5 = Satellite AIS 0 = pass. 1 = F ail Bit 6 = Rx Data Activity. 1 = Activity Bit 7 = RX AGC L[...]

  • Page 151

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-100 TM 051 – Rev. 5.8 <1> Com m on Alarm 2 Bit 0 = M&C proc essor f ault. 1 = Fail Bit 1 = U IO card pr esent. 1 = Present, res erved in RCS10/10L mode Bit 2 = IF card pr esent. 1 = Present Bits 3 - 7 = Spares Opcode: <240Dh> Query a modem ’s Eb/No, BER, and Level Query Re[...]

  • Page 152

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 4-101 <1> <1> <1> <1> Day Hour Minute Second 0 – 30 0 – 23 0 – 59 0 – 59 Opcod e: <2411h> Query Modem Sum m ary Faults Query Response <1> <1> Mod Summ ary Fault De mod S umma ry Fault 0 = Pass, 1 = F ail 0 = Pass, 1 = F ail Op[...]

  • Page 153

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 4-102 TM 051 – Rev. 5.8 <1> Day 0 - 30 Opcod e: <2C06h> Com mand s et time and date <1> <1> <1> <1> <1> <1> Year Month Day Hour Minute Second 0 - 99 0 - 11 0 – 30 0 – 23 0 – 59 0 – 59 Opcode: <2C0 8 h> Clear Modem Comm on Latched A[...]

  • Page 154

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 5-1 Section 5 – Electrical Interfaces 5.0 DMD15/DM D15L Connections All DMD15/DMD15L connections ar e made to labeled c onnectors located on the rear of the unit (ref er to Figures 5-1 through 5- 5. The connec tor definitions below are those on the DMD15/DMD15L unit. Any co[...]

  • Page 155

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 5-2 TM 051 – Rev. 5.8 Figure 5-3. DMD15/DM D15L G.703 Interface M odule Figure 5-4. DMD15/DM D15L Univ ersal Interface Module Figure 5-5. DMD15/DM D15L Sy nchronous Data Interface Module 5.1 Powe r Inputs Power Input Modules (Figure 5- 1) are located at the right side of the DMD15/DMD15L Unit[...]

  • Page 156

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 5-3 5.2 TX (J1) If the cus tomer or ders the 70/140 MHz IF, the Trans mit IF Output Por t will be a 75-Ohm F emale BNC Connector. T he power level is program m able from -20 to +5 dBm in 0.1 dBm steps . The IF Frequency can be program med to 50 – 90 MHz or 100 – 180 MHz, [...]

  • Page 157

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 5-4 TM 051 – Rev. 5.8 Table 5-1. G.703 Interface Port (Balan ced) 15-Pin Female “D” Connector (J7) Pin No. Signa l Name Signal Direction 1 Send Data (- ) SD-A Input 2 Ground GND --- 9 Send Data (+) SD-B Input 7 External Clock A (-) BAL EXC-A Input 8 Exter nal Clock B ( +) BAL EX C-B Input[...]

  • Page 158

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 5-5 28 Dem od Fault - Open Collect or DF Output 27 Clear to Send B (+) CS-B O utput 11 Data Mode A (-) DM-A O utput 29 Data Mode B (+) DM-B Output 13 Receiver Ready A (-) RR-A Output 31 Receiver Ready B (+) RR-B Output 15 External Clock A (-) BAL EXC-A Input 33 Exter nal Cloc[...]

  • Page 159

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 5-6 TM 051 – Rev. 5.8 5.11 STA TUS (J11) The Modem Status Interf ace Port is a 15-Pin F emale “D ” Connector. Refer to Table 5-4 f or pinouts. Table 5- 4. STATUS Data Port 15-Pin F emale “D” Connect or (J11) Pin No. Signal Name Signal Direction 1 Mod Fault - C MF-C No Dir ection 2 Mod[...]

  • Page 160

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 5-7 Table 5-6. S6 Ground/Defer red – C Swit ch Positions AG C O u t P r ompt - C 1 X 1 X 2 X 2 X 3 On 3 Of f 4 Off 4 On 5 X 5 X 5.13 TERMINA L (J12) The T erm inal Port is an RS-232 Connection that is used to connect a term inal for operating and monitor ing the sy stem . I[...]

  • Page 161

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 5-8 TM 051 – Rev. 5.8 5.15 ESC 8K DA TA (J15) The ESC (Engineer ing Service Circuits ) 8K Data Port allows for c omm unications between Earth Stations. It is a 15-Pin F emale “D” Connector. Refer to Table 5-9 f or pinouts. Table 5- 9. ESC 8K Data Port 15-Pin Female “ D” Connecto r (J1[...]

  • Page 162

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 5-9 5.16 ESC VOICE (J16) The ESC Voic e Port allows for c omm unications between Earth Stations . It is a 9-Pin Fem ale “D” Connector. Ref er to Table 5-10 f or pinouts. Table 5- 10. J16-ESC A udio/64K Data- 9-Pin Female ‘D’ Pin No. Signal Audio Description Direct ion[...]

  • Page 163

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 5-10 TM 051 – Rev. 5.8 18 Bac kward Alarm Out - 3 C ESCBW O 3C N/A 19 Backward Alarm O ut - 3 NC ESC BW O 3NC N/A 20 Bac kward Alarm Out - 4 C ESCBW O 4C N/A 21 Backward Alarm O ut - 4 NC ESC BW O 4NC N/A 22 Back ward Alarm In – 1 ESCBW I 1 Input 23 Back ward Alarm In – 3 ESCBW I 3 Input [...]

  • Page 164

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 5-11 16 IDR ESC Audio Input Channel 2A ESCAUDTX 2A Input 17 IDR ESC Audio O utput Channel 1A ESCAUD RX 1A Output 18 IDR ESC Audio O utput Channel 2A ESCAUD RX 2A Output 19 IDR ESC Bac kward Alarm Input - 3 ESCBW I 3 Input 20 IBS ES T ransm it Data A IDR ESC Back ward Alarm In[...]

  • Page 165

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 5-12 TM 051 – Rev. 5.8 41 Synchronous Data T erm inal Tim ing – B SY NC T T-B --- 42 IDR ESC Bac kward Alarm Output - 2 Norm ally Open ESCB W O 2NO --- 43 G .703 Drop Data Out - B Sy nchronous Data Receive Tim ing – B DDO-B RT-B --- 44 IDR ESC Bac kward Alarm Out - 3 Norm ally Closed ESCB[...]

  • Page 166

    DM D15/DMD15L IBS/ID R Satellite Modem U ser Interfaces TM 051 - Rev. 5.8 5-13 64 Synchronous Data – Data Mode Out - B SYNC DM-B Output 65 Synchronous Data - Clear to Send - B SYNC CS-B Input 66 IBS Rec eive Octet Output - B RX O-B Output 67 Synchronous Data Request to Send – B SYNC RS-B Input 68 Synchronous Data Receiver Ready - B SYNC RR-B Ou[...]

  • Page 167

    User Interfaces DM D15/DMD15L IBS/ID R Satellite Modem 5-14 TM 051 – Rev. 5.8[...]

  • Page 168

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem M aintenance TM 051 - Rev. 5.8 6-1 Section 6 – Maintenance 6.0 Periodic Maintenance The DMD15/DMD15L m odulator requires no peri odic field m aintenance proc edures. Should a unit be suspected of a defect in f ield operations after all interface s ignals are verified, the cor rec[...]

  • Page 169

    Maintenance DM D15/DM D15L/DMD15/D MD15LL/DM D15/DM D15LIBS/IDR Satellite M odem 6-2 TM 051 – Rev. 5.8 M asking alarms can cause undesi rable modem performance. 6.2.1 A larm Masks The us er has the capability to ‘Mask’ individual alarm s on the DMD15/DMD15L. W hen an Alarm is m asked, the F ront Panel LEDs and the Fault Relays do not get asse[...]

  • Page 170

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem M aintenance TM 051 - Rev. 5.8 6-3 Table 6- 1. DMD15/DM D15L Interface/Commo n Equipment Fau lt Matrix Table 6- 2. DMD15/DM D15L RX Fault M atrix[...]

  • Page 171

    Maintenance DM D15/DM D15L/DMD15/D MD15LL/DM D15/DM D15LIBS/IDR Satellite M odem 6-4 TM 051 – Rev. 5.8 Table 6-3. DM D15/DM D15L TX Fault Matrix 6.3.1 Interpreting the M atrices The f irst vertical c olumn in the T ables repres ents the various Faults that the m odem may identify. The top horizontal colum n indicates the var ious actions that the[...]

  • Page 172

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem M aintenance TM 051 - Rev. 5.8 6-5 Figure 6-10. IBS Alarm Concept Table 6-4. IBS Fault Conditions a nd A ctions (includes Drop and Inse rt) Fault Detected on Terrestrial L ink (A cross Int erface A ) FA1 - Loss of Terr estrial Input FA2 - Loss of Ter restrial Signaling FA3 - Loss o[...]

  • Page 173

    Maintenance DM D15/DM D15L/DMD15/D MD15LL/DM D15/DM D15LIBS/IDR Satellite M odem 6-6 TM 051 – Rev. 5.8 FA2 - Loss of Satellite Fram e FA3 - Loss of Satellite Multifram e FA4 - BER of 1E- 3 or Greater F rom Satellite Input FA5 - Alarm Indication Received From Satellite Input AS1,2 - IBS Prom pt, Service Alarm AS1,2 - IBS Prom pt, Service Alarm AS1[...]

  • Page 174

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem Technical Specifications TM 051 - Rev. 5.8 7-1 Section 7 – T echni cal S pecifications 7.0 Modulator Specifications Modulation: BPSK and QPSK (OQ PSK, 8PSK, 16QAM optional) Data Rates: 9.6 Kbps to 10 Mbps in 1 bps s teps Sy m bol Rates: 6300 to 6500000 Sy m bols per sec ond 12800[...]

  • Page 175

    Technical Specifications DMD15/D MD15L/DM D 15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem 7-2 TM 051 – Rev. 5.8 FEC: Viterbi, K = 7 at 1/2, 3/4, and 7/8 Rate, Rate Sequential 1/2, 3/4, 7/8 (optional) Tr ellis 2/3 (Optional) Turbo Pr oduct Code (Optional) 3/4 Rate ( 0.793) - (64,57) x ( 64,57) 1/2 Rate ( 0.495) - (32,26) x ( 32,26) x (4,3) (Tu[...]

  • Page 176

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem Technical Specifications TM 051 - Rev. 5.8 7-3 7.5 Terrestrial Interfaces A variety of standard interfac es is available fo r the DMD15/DMD15L Modem in s tand-alone applications. 7.6 Univ ersal Interface Module (UIM): User Selectable RS- 422/449, V.35, T1(DSX 1, T2 (DSX 2, E1 (G.70[...]

  • Page 177

    Technical Specifications DMD15/D MD15L/DM D 15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem 7-4 TM 051 – Rev. 5.8 7.9 DMD15 Dat a Rate Limits Modulator Dem odulator Low High Low High BPSK NONE 6300 6500000 12695 6500000 BPSK 1/2 3150 3250000 6347 3250000 BPSK 3/4 4725 4875000 9521 4875000 BPSK 7/8 5512 5687500 11108 5687500 BPSK 495 3113 321198[...]

  • Page 178

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem Technical Specifications TM 051 - Rev. 5.8 7-5 7.10 DMD15 BER Specifications Modem BER Per form ance (Viterbi) Specificatio n T ypical IBS IDR IDR IBS IBS IDR IDR 1/2 Rate 3/4 Rate 7/8 Rate 1/2 Rate 3/4 Rat e 3/4 Rate 7/8 Rate 10 -3 4.1 dB 5.2 dB 6.2 dB 3.25 dB 4.2 dB 4.35 dB 5.8 d[...]

  • Page 179

    Technical Specifications DMD15/D MD15L/DM D 15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem 7-6 TM 051 – Rev. 5.8 10 -3 4.8 dB 5.2 dB 6.0 dB 4.3 dB 4.7 dB 5.5 dB 10 -4 5.2 dB 5.7 dB 6.4 dB 4.7 dB 5.2 dB 5.9 dB 10 -5 5.6 dB 6.1 dB 6.9 dB 5.1 dB 5.6 dB 6.4 dB 10 -6 5.9 dB 6.5 dB 7.4 dB 5.4 dB 6.1 dB 6.9 dB 10 -7 6.3 dB 7.0 dB 7.9 dB 5.8 dB 6.5 dB[...]

  • Page 180

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem Technical Specifications TM 051 - Rev. 5.8 7-7 10 -6 n/a 9.1 dB 10.5 dB n/a 8.6 dB 0.2 dB 10 -7 n/a 9.3 dB 10.8 dB n/a 8.8 dB 10.4 dB 10 -8 n/a 9.5 dB 11.0 dB n/a 9.1 dB 10.7 dB[...]

  • Page 181

    Technical Specifications DMD15/D MD15L/DM D 15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem 7-8 TM 051 – Rev. 5.8[...]

  • Page 182

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem Technical Specifications TM 051 - Rev. 5.8 7-9[...]

  • Page 183

    Technical Specifications DMD15/D MD15L/DM D 15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem 7-10 TM 051 – Rev. 5.8[...]

  • Page 184

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD15LIBS/ID R Satellite Modem Appendix A TM 051 - Rev. 5.8 5-1 Section 8 – Appendices A ppendix A – Reed-Solomon Codes n Valid Values for k 2 1 3 2 4 2, 3 5 3, 4 6 3, 4, 5 7 4, 5, 6 8 4, 6, 7 9 5, 6, 7, 8 10 5, 7, 8, 9 11 6, 8, 9, 10 12 6, 8, 9, 10, 11 13 7, 9, 10, 11, 12 14 7, 10, 11, 12, 13 15 8, 10, 12, [...]

  • Page 185

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem 5-2 TM 051 - Rev. 5.8 28 14, 19, 21, 23, 24, 25, 26, 27 29 15, 20, 22, 24, 25, 26, 27, 28 30 15, 20, 23, 24, 25, 26, 27, 28, 29 31 16, 21, 24, 25, 26, 27, 28, 29, 30 32 16, 22, 24, 26, 27, 28, 29, 30, 31 33 17, 22, 25, 27, 28, 29, 30, 31, 32 34 17, 23, 26, 28, 29, 30, 31, 3[...]

  • Page 186

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 5-3 57 38, 43, 46, 48, 49, 50, 51, 52, 53, 54, 55, 56 58 39, 44, 47, 49, 50, 51, 52, 53, 54, 55, 56, 57 59 40, 45, 48, 50, 51, 52, 53, 54, 55, 56, 57, 58 60 40, 45, 48, 50, 52, 53, 54, 55, 56, 57, 58, 59 61 41, 46, 49, 51, 53, 54, 55, 56, 57, 58, 59, 60 6[...]

  • Page 187

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem 5-4 TM 051 - Rev. 5.8 86 69, 72, 74, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85 87 70, 73, 75, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86 88 71, 74, 76, 77, 79, 80, 81, 82, 83, 84, 85, 86, 87 89 72, 75, 77, 78, 80, 81, 82, 83, 84, 85, 86, 87, 88 90 72, 75, 78, 79, 80, 81, 82, 83, 8[...]

  • Page 188

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 5-5 115 96, 99, 101, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114 116 97, 100, 102, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115 117 98, 101, 103, 104, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116 118 99, 102, 104, 105[...]

  • Page 189

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem 5-6 TM 051 - Rev. 5.8 144 124, 126, 128, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143 145 125, 127, 129, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144 146 126, 128, 130, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 14[...]

  • Page 190

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 5-7 173 154, 156, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172 174 155, 157, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173 175 156, 158, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 1[...]

  • Page 191

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem 5-8 TM 051 - Rev. 5.8 202 182, 184, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201 203 183, 185, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202 204 184, 186, 187, 189, 190, 191, 192, 193, 194, 195, 196, 197, 19[...]

  • Page 192

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 5-9 229 209, 210, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228 230 210, 211, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229 231 212, 214, 215, 216, 217, 218, 219, 220, 221, 222, 2[...]

  • Page 193

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem 5-10 TM 051 - Rev. 5.8 251 231, 232, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250 252 233, 234, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251 253 234, 235, 237, 238, 239, 240, 241, 242, 243, 244, 245, 2[...]

  • Page 194

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 5-11[...]

  • Page 195

    [...]

  • Page 196

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 G-1 Glossary A A Am pere AC Alternating Current ADC Analog to Digital Conver ter AGC Autom atic Gain Contr ol AIS Alarm Indication System. A s ignal com prised of all binary 1s. AMSL Above Mean Sea Level ANSI Am erican National Standar ds Institute ASCII [...]

  • Page 197

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem G-2 TM 051 - Rev. 5.8 D DAC Digital to Analog Conver ter dB Decibels dBc Decibels Ref erred to Carrier dBm Decibels Ref erred to 1.0 m illiwatt DC Direct Current DCE Data Com m unications Equipm ent Demod Dem odulator or Dem odulated DPLL Digital Phase Loc ked Loop DTE Data[...]

  • Page 198

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 G-3 H HSSI High Speed Ser ial Interface HW Hardware Hz Her tz (Unit of Frequency) I IBS Intelsat Bus iness Services IDR Interm ediate Data Rate I/O Input/Output IEEE International Electr ical and Elec tronic Engineers IESS INTELSAT Earth Station Standards[...]

  • Page 199

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem G-4 TM 051 - Rev. 5.8 M m A Milliampere Mbps Megabits per Second MFAS Multi-Fram e Acquisition Sync. See FAS. MHz Megahertz MIB Management Inform ation Base Mod Modulator or Modulated m s Millisecond M&C Monitor and Control N NC Normally Closed NO Norm ally Open ns Nano[...]

  • Page 200

    DM D15/DMD15L/D MD15/DM D15LL/DM D15/DMD 15LIBS/IDR Satellite Modem Glossary TM 051 - Rev. 5.8 G-5 R RAM Random Access Memory RF Radio Frequency ROM Read Only Memory rm s Root Mean Square RU Rac k Unit. 1 RU = 1.75” Rx Receive (Receiver) RxD Receive Data R-S Reed-Solom on Coding. Reed-Solom on codes are block -based er ror corr ecting codes with [...]

  • Page 201

    Glossary DMD15/D MD15L/DM D15/DM D15LL/DMD 15/DMD15LIBS/IDR Satellite Modem G-6 TM 051 - Rev. 5.8 W X Y Z W Wa t t Misc. µs Microsec ond Ω Ohms 16QAM 16 Quadr ature Am plitude Modulation 8PSK 8 Phase Shif t Key ing[...]