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Radyne RCS20 Installation And Operation Manual

Manual is about: M:N Redundancy Switch

Summary of RCS20

  • Page 1

    Rcs20 m:n redundancy switch installation and operation manual tm056 rev. 2.3 - notice - 2003, radyne comstream, inc. This manual may not in whole or in part be copied, reproduced, translated or reduced to any electronic or magnetic storage medium without the written consent of a duly authorized offi...

  • Page 3: Warranty Policy

    Rcs20 m:n redundancy switch warranty policy tm056 – rev. 2.3 iii warranty policy radyne comstream , inc. (seller) warrants the items manufactured and sold by radyne comstream , inc. To be free of defects in material and workmanship for a period of two (2) years from date of shipment radyne comstream...

  • Page 4

    Warranty policy rcs20 m:n redundancy switch iv tm056 – rev. 2.3 all obligations of radyne comstream, inc. Under this warranty shall cease in the event its products or parts thereof have been subjected to accident, abuse, alteration, misuse or neglect, or which have not been operated and maintained i...

  • Page 5: Preface

    Rcs20 m:n redundancy switch preface tm056 – rev. 2.3 v preface this manual provides installation and operation information for the radyne comstream, inc. Rcs20 m:n redundancy switch. This is a technical document intended for use by engineers, technicians, and operators responsible for the operation ...

  • Page 6

    Preface rcs20 m:n redundancy switch vi tm056 - rev. 2.3 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 thereo...

  • Page 7: Table of Contents

    Rcs20 m:n redundancy switch table of contents tm056 – rev. 2.3 vii table of contents section 1 – introduction 1.0 description _______________________________________________________ 1-1 1.1 digital data switch (dds20) _________________________________________ 1-1 1.2 intermediate frequency switch (i...

  • Page 8

    Table of contents rcs20 m:n redundancy switch viii tm056 - rev. 2.3 section 3 – operation 3.0 principles of operation______________________________________________ 3-1 3.1 rcs20 major assemblies ___________________________________________ 3-1 3.1.1 central processing unit (cpu) board _______________...

  • Page 9

    Rcs20 m:n redundancy switch table of contents tm056 – rev. 2.3 ix 4.5.1 basic front panel controls _________________________________________ 4-6 4.5.1.1 changing parameters from the front panel __________________________ 4-7 4.5.1.2 moving to the next screen in a menu tree __________________________...

  • Page 10

    Table of contents rcs20 m:n redundancy switch x tm056 - rev. 2.3 section 6 – maintenance 6.0 periodic maintenance and troubleshooting______________________________ 6-1 6.1 troubleshooting ___________________________________________________ 6-1 6.1.1 checking the cabling and connectors ______________...

  • Page 11: Section 1 – Introduction

    Rcs20 m:n redundancy switch introduction tm056 – rev. 2.3 1-1 section 1 – introduction 1.0 description the radyne comstream, inc. Rcs20 m:n redundancy switch provides backup switching/protection for up to nine pairs of satellite modem channels (modulators/demodulators). The rcs20 is a companion prod...

  • Page 12

    Introduction rcs20 m:n redundancy switch 1-2 tm056 - rev. 2.3 troubleshooting, this is not a service or maintenance manual. Also, the user should be fully familiar with the operation of the individual satellite modems, modulators and/or demodulators that will be connected to the switch. Throughout t...

  • Page 13: Section 2 – Installation

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-1 section 2 – installation 2.0 installation requirements this chapter instructs the user in the methods for setting up and installing an rcs20 m:n redundancy switch into a satellite modem system. The cabling configurations for up to nine ch...

  • Page 14

    Installation rcs20 m:n redundancy switch 2-2 tm056 - rev. 2.3 2.2 site considerations adequate site planning and preparation simplifies the installation process and results in a more reliable system. The user should ensure that the site has adequate electrical power, environmental controls and prote...

  • Page 15

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-3 2.4 system cable configuration this section describes the cabling configurations for the various combinations of dmd15/2400 modulators/demodulators/modems and transponders. The following figures are provided to illustrate the proper place...

  • Page 16

    Installation rcs20 m:n redundancy switch 2-4 tm056 - rev. 2.3 figure 2-3. Ifs20 chassis base unit rear available connectors figure 2-4. Dds20 digital data switch front and rear panels.

  • Page 17

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-5 figure 2-5. Dds20 rear panel interface – data switch module if either ac line cord remains connected to the rcs20, dangerous ac voltages will be present within the switch and the cooling fan will also be operational. The top cover of the ...

  • Page 18

    Installation rcs20 m:n redundancy switch 2-6 tm056 - rev. 2.3 the as/3356 modules were shipped with older models of the dds20. Refer to tables 2-1 through 2-5 for the various dip switch configurations on these assemblies. Figure 2-6a. As/3356 data switch module.

  • Page 19

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-7 figure 2-6b. As/3356 data switch module.

  • Page 20

    Installation rcs20 m:n redundancy switch 2-8 tm056 - rev. 2.3 figure 2-6c. As/3356 data switch module (for as/3478 rev. A2 forward only).

  • Page 21

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-9 figure 2-7. Complete system interconnection and cabling information for system configuration 2.5.2 reference distribution module the reference distribution module (rdm) is an optional rcu20 expansion card that is used to buffer and distri...

  • Page 22

    Installation rcs20 m:n redundancy switch 2-10 tm056 - rev. 2.3 figure 2-8. Rcu reference distribution module jumper settings external input a (ext a) impedance: 50, 75, 510o (jumper-selectable) frequency: 1.25, 2.5, 5.0 and 10.0 mhz input level spec.: high level 2 to 5 volts.

  • Page 23

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-11 low level 0 to 0.8 volts external input b (ext b) impedance: 50, 75, 510o (jumper-selectable) frequency: 1.25, 2.5, 5.0 and 10.0 mhz input level spec.: high level 2 to 5 volts low level 0 to 0.8 volts internal reference (option 1) stabil...

  • Page 24

    Installation rcs20 m:n redundancy switch 2-12 tm056 - rev. 2.3 2.6.2 j2 - ddo - drop data out j2 is the unbalanced drop data out (ddo) bnc connector located on the universal interface module. 2.6.3 j3 - idi - insert data in j3 is the unbalanced insert data in (idi) bnc connector located on the unive...

  • Page 25

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-13 2.6.6 j6 - es/es the connector pinouts for j6, the 9-pin earth-station-to-earth-station asynchronous data connector are shown below. Table 2-7. J6 - es/es - 9-pin ‘d’ female pin no. Signal description direction 1 gnd ground none 2 rxd-23...

  • Page 26

    Installation rcs20 m:n redundancy switch 2-14 tm056 - rev. 2.3 14 escbwo 1c backward alarm out 1-c none 15 escbwo 1-nc backward alarm out 1-nc none 16 escbwo 2-c backward alarm out 2-c none 17 escbwo 2-nc backward alarm out 2-nc none 18 escbwo 3-c backward alarm out 3-c none 19 escbwo 3-nc backward ...

  • Page 27

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-15 2.6.9 j9- g.703 (balanced) j9 is the g.703 (balanced) 15-pin data connector. The pinouts are shown below. Table 2-10. J9 - g.703 (balanced) 15-pin female ‘d’ connector pin no. Signal name signal direction 1 send data a (-) sd-a input 9 s...

  • Page 28

    Installation rcs20 m:n redundancy switch 2-16 tm056 - rev. 2.3 9 cs-a clear to send a (-) output 10 mf mod fault - open collector output 28 df demod fault - open collector output 27 cs-b clear to send b (+) output 11 dm-a data mode a (-) output 29 dm-b data mode b (+) output 13 rr-a receiver ready a...

  • Page 29

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-17 10 escbwo 3c idr esc backward alarm output - 3 common 11 ido-a rd-a g.703 insert data out a - synchronous data receive data a output 12 escbwo 3no idr esc backward alarm output - 3 normally open 13 bal exc-a external clock input - a inpu...

  • Page 30

    Installation rcs20 m:n redundancy switch 2-18 tm056 - rev. 2.3 38 g703b idi-b g.703 insert data input - b 39 sync st-b synchronous data send timing output b 40 escbwo 2c idr esc backward alarm out 2 common 41 sync tt-b synchronous data terminal timing - b 42 escbwo 2no idr esc backward alarm output ...

  • Page 31

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-19 67 sync rs-b synchronous data request to send - b input 68 sync rr-b synchronous data receiver ready b output 2.6.12 rcu20 connector pinouts table 2-13. J1 - switch interface control card - alarms - 9-pin ‘d’ male pin no. Signal descript...

  • Page 32

    Installation rcs20 m:n redundancy switch 2-20 tm056 - rev. 2.3 table 2-15. J3 - switch interface control card - rs485 remote interface - 9-pin ‘d’ female pin no. Signal description direction 1 txd-b transmit data b (+) output 2 nc no connect none 3 nc no connect none 4 nc no connect none 5 common si...

  • Page 33

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-21 table 2-17. J3 - bank control card - dds20 control and power - 15-pin hd ‘d’ female pin no. Signal description direction 1 dds_lclk serial control clock output 2 vcc_relay relay +6 volts output 3 dds_ldat2 serial control data 2 bi-direct...

  • Page 34

    Installation rcs20 m:n redundancy switch 2-22 tm056 - rev. 2.3 12 ifs_ldat1 serial control data 1 bi-directional 13 nc no connect none 14 nc no connect none 15 nc no connect none table 2-19. J1 - bank control card - rs485 modem control - 9-pin ‘d’ female pin no. Signal description direction 1 txd-b ...

  • Page 35

    Rcs20 m:n redundancy switch installation tm056 - rev. 2.3 2-23 table 2-20. Ifs20, j42 - ifs20 control and power - 15-pin hd ‘d’ female pin no. Signal description direction 1 ifs_lclk serial control clock input 2 nc no connect none 3 nc no connect none 4 gnd ground none 5 gnd ground none 6 vcc logic ...

  • Page 36

    Installation rcs20 m:n redundancy switch 2-24 tm056 - rev. 2.3.

  • Page 37: Section 3 – Operation

    Rcs20 m:n redundancy switch operation tm056 - rev. 2.3 3-1 section 3 – operation 3.0 principles of operation this chapter provides additional basic information on the rcu20 and ifs20 hardware and internal operation. 3.1 rcs20 major assemblies the rcu20 redundancy control unit contains the modules th...

  • Page 38

    Operation rcs20 m:n redundancy switch 3-2 tm056 - rev. 2.3 3.4 ifs20 major assemblies the ifs20 if switch interfaces the if signals of the modems with the earth station if system and provides back-up switching. The unit provides all of the switching relays, signal combiners and splitters, terminatio...

  • Page 39

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-1 section 4 – user interfaces 4.0 operating procedures operation of the rcs20 consists of controlling the unit operating parameters and monitoring status and responses via one of the control interfaces. There are three possible control o...

  • Page 40

    User interfaces rcs20 m:n redundancy switch 4-2 tm056 - rev. 2.3 4.1.3 front panel keypad the front panel keypad consists of eight areas, as shown in figure 4-1 and listed in table 4-1. Figure 4-1. Table 4-1 item no. Label description 1 modem modem control. This group of keys is used to control the ...

  • Page 41

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-3 the ten keys contained in the modem and switch are used to view and change a particular set of control parameters as described by the label next to the key. Each of these keys are used to display a series of menu trees that are display...

  • Page 42

    User interfaces rcs20 m:n redundancy switch 4-4 tm056 - rev. 2.3 4.1.3.9 switch-monitor/alarms pressing this key brings up a series of menus on the lcd that allow monitoring of major and minor alarms and control of alarm masking for the rcs20. 4.1.3.10 switch-test pressing this key brings up a serie...

  • Page 43

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-5 familiar with the basic concepts and operations. Front panel control is implemented as a series of data entry screen. The data entry screens (“screens”) are organized into several groups that contain related parameters and status value...

  • Page 44

    User interfaces rcs20 m:n redundancy switch 4-6 tm056 - rev. 2.3 never apply power to the slide out power supply modules unless they are firmly seated in the rcu20, as there is a potential shock hazard at the ac/dc converter within the module. Turn the unit on by switching both ac power switches (lo...

  • Page 45

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-7 4.5.1.1 changing parameters from the front panel whenever there is a parameter that can be changed or edited from the front panel, the first character of the parameter value will highlight with a blinking box. This box is called the cu...

  • Page 46

    User interfaces rcs20 m:n redundancy switch 4-8 tm056 - rev. 2.3 4.5.1.4 summary of basic front panel controls table 4-3 describes the functionality of the front panel keyboard in relation to front panel control. Table 4-3. Enter loads edited values into memory and advances to next screen in the men...

  • Page 47

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-9 figure 4-2..

  • Page 48

    User interfaces rcs20 m:n redundancy switch 4-10 tm056 - rev. 2.3 figure 4-3..

  • Page 49

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-11 figure 4-4..

  • Page 50

    User interfaces rcs20 m:n redundancy switch 4-12 tm056 - rev. 2.3 4.7 host computer remote communications control and status messages are conveyed between the rcs20 and the subsidiary modems and the host computer using packetized message blocks in accordance with a proprietary communications specifi...

  • Page 51

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-13 - the destination identifier specifies the multidrop address of the device(s) to which the message is sent. - the fsn is a tag with a value from 0 through 255 that is sent with each message. It assures sequential information framing a...

  • Page 52

    User interfaces rcs20 m:n redundancy switch 4-14 tm056 - rev. 2.3 4.7.3 frame description and bus handshaking in a monitor and control environment, every message frame on a control bus port executes as a packet in a loop beginning with a wait-for-syn-character mode. The remaining message format head...

  • Page 53

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-15 response opcode description opcode good message 00h bad parameter ffh bad opcode feh 4.7.5 collision avoidance when properly implemented, the physical and logical devices and id addressing scheme of the commspec normally precludes mes...

  • Page 54

    User interfaces rcs20 m:n redundancy switch 4-16 tm056 - rev. 2.3 directly-addressed equipment multi-drop override id broadcast (all directly-linked devices) 00 dmd-3000/4000, 4500 or 5000 mod section, dmd15 01 dmd-3000/4000, 4500 or 5000 demod section, dmd15 02 rcu-340 1:1 switch 03 rcs-780 1:n swi...

  • Page 55

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-17 when radyne comstream, inc. Equipment is queried for bulk information (query mod, query demod, etc.) it responds by sending back two blocks of data; a non-volatile section (parameters that can be modified by the user) and a volatile s...

  • Page 56

    User interfaces rcs20 m:n redundancy switch 4-18 tm056 - rev. 2.3 4.7.8 rcs20 opcode command set the rcs20 opcode command set is listed below: command opcode query identification 2403h query control mode 2404h query switch status 2001h query switch configuration 2002h query switch modem remote addre...

  • Page 57

    Rcs20 m:n redundancy switch user interfaces tm056 - rev. 2.3 4-19 4.7.9 rcs20 channel definitions the rcs20 organized the modems connected to the switch according to satellite communications channels. These channels are labeled on the dds20 and ifs20 panels, and are defined as follows: channel 0 - b...

  • Page 58

    User interfaces rcs20 m:n redundancy switch 4-20 tm056 - rev. 2.3.

  • Page 59

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-1 section 5 – electrical interfaces 5.0 rcs20 connections all rcs20 connections are made to labeled connectors located on the rear of the unit. Any connection interfacing to the rcs20 must be the appropriate mating connector. Refer...

  • Page 60

    Electrical interfaces rcs20 m:n redundancy switch 5-2 tm056 - rev. 2.3 figure 5-2. Ifs20 rear panel connectors.

  • Page 61

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-3 figure 5-3. Ifs20 chassis base.

  • Page 62

    Electrical interfaces rcs20 m:n redundancy switch 5-4 tm056 - rev. 2.3 figure 5-4. Dds20 front and rear panels.

  • Page 63

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-5 figure 5-5. Rear panel interface – data switch module – dds20

  • Page 64

    Electrical interfaces rcs20 m:n redundancy switch 5-6 tm056 - rev. 2.3 figure 5-6. Rcs20 cabling and interconnection diagram.

  • Page 65

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-7 5.1 dip switch settings the following tables represent the dip switch settings for g.703 balanced, g.703 unbalanced and synchronous (rs-422/v.35) interfaces located on the digital data switch (dds20). As/3356 g.703 unbalanced dip...

  • Page 66

    Electrical interfaces rcs20 m:n redundancy switch 5-8 tm056 - rev. 2.3 as/3478 g.703 balanced dip switch settings as/3478 g.703 balanced dip switch settings 1 on 1 off 2 on 2 off 3 on 3 off 4 on 4 off 5 on 5 off 6 on 6 off.

  • Page 67

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-9 5.2 dds20 connector pinouts the following connectors are located on the universal interface module on the dds20. Refer to the following tables for the connector pinouts. 5.2.1 j1 - sd - send data j1 is the g.703 unbalanced send d...

  • Page 68

    Electrical interfaces rcs20 m:n redundancy switch 5-10 tm056 - rev. 2.3 5.2.6 j6 - es/es the connector pinouts for j6, the 9-pin earth station-to-earth station asynchronous data connector are shown table 5-2. Table 5-2. J6 - es/es - 9-pin ‘d’ female pin no. Signal description direction 1 gnd ground ...

  • Page 69

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-11 16 escbwo 2-c backward alarm out 2-c none 17 escbwo 2-nc backward alarm out 2-nc none 18 escbwo 3-c backward alarm out 3-c none 19 escbwo 3-nc backward alarm out 3-nc none 20 escbwo 4-c backward alarm out 4-c none 21 escbwo 4-nc...

  • Page 70

    Electrical interfaces rcs20 m:n redundancy switch 5-12 tm056 - rev. 2.3 j9- g.703 (balanced) j9 is the g.703 (balanced) 15-pin data connector. The pinouts are shown below. Table 5-10. J9 - g.703 (balanced) 15-pin female ‘d’ connector pin no. Signal name signal direction 1 send data a (-) sd-a input ...

  • Page 71

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-13 10 mf mod fault - open collector output 28 df demod fault - open collector output 27 cs-b clear to send b (+) output 11 dm-a data mode a (-) output 29 dm-b data mode b (+) output 13 rr-a receiver ready a (-) output 31 rr-b recei...

  • Page 72

    Electrical interfaces rcs20 m:n redundancy switch 5-14 tm056 - rev. 2.3 10 escbwo 3c idr esc backward alarm output - 3 common 11 ido-a rd-a g.703 insert data out a - synchronous data receive data a output 12 escbwo 3no idr esc backward alarm output - 3 normally open 13 bal exc-a external clock input...

  • Page 73

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-15 38 g703b idi-b g.703 insert data input - b 39 sync st-b synchronous data send timing output b 40 escbwo 2c idr esc backward alarm out 2 common 41 sync tt-b synchronous data terminal timing - b 42 escbwo 2no idr esc backward alar...

  • Page 74

    Electrical interfaces rcs20 m:n redundancy switch 5-16 tm056 - rev. 2.3 67 sync rs-b synchronous data request to send - b input 68 sync rr-b synchronous data receiver ready b output rcu20 connector pinouts table 5-13. J1 - switch interface control card - alarms - 9-pin ‘d’ male pin no. Signal descri...

  • Page 75

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-17 table 5-15. J3 - switch interface control card - rs485 remote interface - 9-pin ‘d’ female pin no. Signal description direction 1 txd-b transmit data b (+) output 2 nc no connect none 3 nc no connect none 4 nc no connect none 5 ...

  • Page 76

    Electrical interfaces rcs20 m:n redundancy switch 5-18 tm056 - rev. 2.3 table 5-17. J1 - bank control card - dds20 control and power - 15-pin hd ‘d’ female pin no. Signal description direction 1 dds_lclk serial control clock output 2 vcc_relay relay +6 volts output 3 dds_ldat2 serial control data 2 ...

  • Page 77

    Rcs20 m:n redundancy switch electrical interfaces tm056 - rev. 2.3 5-19 8 nc no connect none 9 nc no connect none 10 gnd ground none 11 vcc_relay relay +6 volts output 12 ifs_ldat1 serial control data 1 bi-directional 13 nc no connect none 14 nc no connect none 15 nc no connect none table 5-19. J3 -...

  • Page 78

    Electrical interfaces rcs20 m:n redundancy switch 5-20 tm056 - rev. 2.3 6 vcc logic +5 volts input 7 vcc_relay relay +6 volts input 8 nc no connect none 9 nc no connect none 10 gnd ground none 11 vcc_relay relay +6 volts output 12 ifs_ldat1 serial control data 1 bi-directional 13 nc no connect none ...

  • Page 79: Section 6 – Maintenance

    Rcs20 m:n redundancy switch maintenance tm056 - rev. 2.3 6-1 section 6 – maintenance 6.0 periodic maintenance and troubleshooting the rcs20 requires no periodic field maintenance procedures. The unit has no adjustments, and all configuration information is digital and stored in nonvolatile eeprom. S...

  • Page 80

    Maintenance rcs20 m:n redundancy switch 6-2 tm056 - rev. 2.3 each of the slide-in power supply modules houses ac fuses that are accessible from the rear of the unit. The fuses can be replaced in the field while maintaining redundancy protection for modems connected to the rcs20 by changing the fuses...

  • Page 81

    Rcs20 m:n redundancy switch maintenance tm056 - rev. 2.3 6-3 table 6-2. Major alarm matrix 6.2.2 minor alarms minor alarms indicate a failure condition that does not immediately result in loss of service on one or more primary satellite channels. However, a minor alarm may indicate that there is a l...

  • Page 82

    Maintenance rcs20 m:n redundancy switch 6-4 tm056 - rev. 2.3 table 6-2. Major alarm matrix 6.2.3 alarm masks each of the major and minor alarms listed above can be ‘masked’ so that the alarm will not result in an indication on the front panel leds or the alarm connector. However, the alarm will be d...

  • Page 83

    Rcs20 m:n redundancy switch maintenance tm056 - rev. 2.3 6-5 4. If the equipment is under warranty, it will be promptly repaired and returned to the user at no charge (the user pays only the freight charge to the factory). If the equipment is out of warranty, it will be promptly repaired. The custom...

  • Page 84

    Maintenance rcs20 m:n redundancy switch 6-6 tm056 - rev. 2.3.

  • Page 85

    Rcs20 m:n redundancy switch technical specifiations tm056 - rev. 2.3 7-1 section 7 – technical specifications 7.0 introduction this section defines the technical performance parameters and specifications for the rcs20 m:n redundancy switch. 7.1 general specifications configurable for: 1:9, 2:8, 1:4/...

  • Page 86

    Technical specifications rcs20 m:n redundancy switch 7-2 tm056 – rev. 2.3 7.4 power and environmental prime power: 100/240 vac, 50 - 60 hz, 65 watts operating temp: 0 to 50°c, 95% humidity, non-condensing storage temp: -20 to 70 degrees c, 99% humidity, non-condensing 7.5 physical size: rcu20 - 19” ...

  • Page 87: Appendix A – Remote Rllp

    Rcs20 m:n redundancy switch appendix a tm056 – rev. 2.3 a-1 appendix a – remote rllp when new features are added to radyne comstream, inc. Equipment, the control parameters are appended to the end of the non-volatile section of the remote communications specification, and status of the features, if ...

  • Page 88

    Appendix a rcs20 m:n redundancy switch a-2 tm056 – rev. 2.3 channels number of status bytes per channels *channel 0 status *backed up modulator *backed up demodulator switch major alarms switch minor alarms 1 switch minor alarms 2 latched switch major alarms maximum number of prime and backup channe...

  • Page 89

    Rcs20 m:n redundancy switch appendix a tm056 – rev. 2.3 a-3 latched switch minor alarms 1 latched switch minor alarms 2 backup 1 mod hot standby channel backup 1 demod hot standby channel backup 2 mod hot standby channel backup 2 demod hot standby channel bit 2 = error during backup (0 = no alarm, 1...

  • Page 90

    Appendix a rcs20 m:n redundancy switch a-4 tm056 – rev. 2.3 backup delay *channel 0 demod backup delay *channel 0 mod backup config *channel 0 demod backup config *channel 0 mod priority *channel 0 demod priority *channel 0 switch style switch major alarm mask switch minor alarm 1 mask switch minor ...

  • Page 91

    Rcs20 m:n redundancy switch appendix a tm056 – rev. 2.3 a-5 channels nonvolatile bytes per backup channel backup 1 (channel 0) configuration backup 1 (channel 0) backup mode backup 1 (channel 0) force manual backup 1 (channel 0) force manual backup 2 (channel 9) configuration backup 2 (channel 9) ba...

  • Page 92

    Appendix a rcs20 m:n redundancy switch a-6 tm056 – rev. 2.3 number of status bytes per channels *channel 0 status *backed up modulator *backed up demodulator switch major alarms switch minor alarms 1 switch minor alarms 2 latched switch major alarms 3 decimal for rcs20. Bit 0 = modulator failure fla...

  • Page 93

    Rcs20 m:n redundancy switch appendix a tm056 – rev. 2.3 a-7 latched switch minor alarms 1 latched switch minor alarms 2 backup 1 mod hot standby channel backup 1 demod hot standby channel backup 2 mod hot standby channel backup 2 demod hot standby channel (0 = no alarm, 1 = alarm) bit 0 = power supp...

  • Page 94

    Appendix a rcs20 m:n redundancy switch a-8 tm056 – rev. 2.3 backup 1 (channel 0) backup mode backup 2 (channel 9) backup mode 0 = manual 1 = automatic non-revertive 2 = automatic revertive 0 = manual 1 = automatic non-revertive 2 = automatic revertive (ignore if channel 9 is not configured as backup...

  • Page 95

    Rcs20 m:n redundancy switch appendix a tm056 – rev. 2.3 a-9 month day 0 - 11 0 - 30 opcode: query time and date query response year month day hour minute second 0 - 99 0 - 11 0 - 30 0 - 23 0 - 59 0 - 59 opcode: set rcs20 switch control mode control mode 0 = front panel 1 = terminal 2 = remote port (...

  • Page 96

    Appendix a rcs20 m:n redundancy switch a-10 tm056 – rev. 2.3 *channel 0 demod backup delay *channel 0 mod backup configuration *channel 0 demod backup config *channel 0 mod priority *channel 0 demod priority *channel 0 switch style switch major alarm mask switch minor alarm 1 mask switch minor alarm...

  • Page 97

    Rcs20 m:n redundancy switch appendix a tm056 – rev. 2.3 a-11 1 (channel 0) configuration 1 (channel 0) backup mode backup 1 (channel 0) force manual backup 1 (channel 0) force manual backup 2 (channel 9) configuration backup 2 (channel 9) backup mode backup 2 (channel 0) force manual backup 2 (chann...

  • Page 98

    Appendix a rcs20 m:n redundancy switch a-12 tm056 – rev. 2.3 opcode: force rcs20 manual backup maximum number of backup channels backup 1 (channel 0) channel to backup backup 2 (channel 9) backup mode 2 for rcs20 1 to 8 (if channel 9 configured as backup) 1 to 9 (if channel 9 not configured as backu...

  • Page 99

    Rcs20 m:n redundancy switch appendix a tm056 – rev. 2.3 a-13 opcode: set rcs20 frequency distribution module configuration rdm slot number rdm fallback mode rdm internal reference frequency slot number on the rcu20 for the fdm to be configured. 0 = external a only 1 = internal only 2 = ext a à int 3...

  • Page 100

    Appendix a rcs20 m:n redundancy switch a-14 tm056 – rev. 2.3.

  • Page 101: Appendix B – Snmp Mib

    Rcs20 m:n redundancy switch appendix b tm056 – rev. 2.3 b-1 appendix b – snmp mib -- ___________________________________________________________________________ -- $rcsfile: hsmmib.Txt $ -- $revision: 1.8 $ -- $date: 2001/06/06 13:56:23 $ -- $author: edarosa $ -- -- module organization : -- this is ...

  • Page 102

    Appendix b rcs20 m:n redundancy switch b-2 tm056 – rev. 2.3 there is an implied decimal point. For example, a value of 39 represents a transmit power level of +3.9 dbm." ::= { radsnmp_mod_nv_status 2 } radiffrequency object-type syntax integer (50000000..180000000) access read-write status current d...

  • Page 103

    Rcs20 m:n redundancy switch appendix b tm056 – rev. 2.3 b-3 } access read-write status current description "selects tx code rate and type. Note: changing the convolutional encoder will affect symbol rate and data rate. See note at the end of this section. Unsupported choices include: none viterbi6_7...

  • Page 104

    Appendix b rcs20 m:n redundancy switch b-4 tm056 – rev. 2.3 "selects internal or external reference clock" ::= { radsnmp_mod_nv_status 12 } radexternalreference object-type syntax integer (1000000..10000000) access read-write status current description "selects the external reference frequency in 8 ...

  • Page 105

    Rcs20 m:n redundancy switch appendix b tm056 – rev. 2.3 b-5 ::= { radsnmp_mod_nv_status 17 } radmodulationtype object-type syntax integer { qpsk(0), bpsk(1), psk8(2), qam16(3) } access read-write status current description "selects the modulation type. Note: changing modulation type will affect the ...

  • Page 106

    Appendix b rcs20 m:n redundancy switch b-6 tm056 – rev. 2.3 raddifferentialencoder object-type syntax integer { off(0) } access read-write status optional description "disables differential encoder unsupported " ::= { radsnmp_mod_nv_status 23 } radalarmmaskenable object-type syntax integer { disable...

  • Page 107

    Rcs20 m:n redundancy switch appendix b tm056 – rev. 2.3 b-7 radoperatingmode object-type syntax integer { normal(0), test_pattern_2_15(1) } access read-write status current description "test pattern operating mode: none, (2^15)-1 " ::= { radsnmp_mod_nv_status 28 } radcarriertest object-type syntax i...

  • Page 108

    Appendix b rcs20 m:n redundancy switch b-8 tm056 – rev. 2.3 } access read-write status current description "selects the network specification." ::= { radsnmp_mod_nv_status 32 } radinterleaver object-type syntax integer { enable(0), disable(1) } access read-write status current description "enables o...

  • Page 109

    Rcs20 m:n redundancy switch appendix b tm056 – rev. 2.3 b-9 ::= { radsnmp_mod_status 1 } radminoralarmstatus object-type syntax integer (0..255) access read-only status current description "minor alarm status: a bit field. 0 = pass, 1 = fail bit 1 = terrestrial clock activity detect bit 2 = tx data ...

  • Page 110

    Appendix b rcs20 m:n redundancy switch b-10 tm056 – rev. 2.3 description "common alarm latched status: a bit field. 0 = pass, 1 = fail bit 0 = -12v alarm. Bit 1 = +12v alarm. Bit 2 = +5v alarm. " ::= { radsnmp_mod_status 6 } radrevisionnumber object-type syntax integer (0..255) access read-only stat...

  • Page 111

    Rcs20 m:n redundancy switch appendix b tm056 – rev. 2.3 b-11 bit 1 = parallel interface bit 2 = asi norm interface bit 3 = asi null interface bit 4 = e3 interface present bit 5 = t3 interface present bit 6 = sts-1 interface present bit 7 = hssi interface present bit 8 = dss option enabled bit 9 = sn...

  • Page 112

    Appendix b rcs20 m:n redundancy switch b-12 tm056 – rev. 2.3.

  • Page 113: Glossary

    Rcs20 m:n redundancy switch glossary tm056 – rev. 2.3 g-1 glossary a a ampere ac alternating current adc analog to digital converter agc automatic gain control ais alarm indication system. A signal comprised of all binary 1s. Ansi american national standards institute ascii american standard code fo...

  • Page 114

    Glossary rcs20 m:n redundancy switch g-2 tm056 – rev. 2.3 d dac digital to analog converter db decibels dbc decibels referred to carrier dbm decibels referred to 1.0 milliwatt dc direct current dce data communications equipment demod demodulator or demodulated dpll digital phase locked loop dte data...

  • Page 115

    Rcs20 m:n redundancy switch glossary tm056 – rev. 2.3 g-3 h hssi high speed serial interface hw hardware hz hertz (unit of frequency) i ibs intelsat business services idr intermediate data rate i/o input/output ieee international electrical and electronic engineers iess intelsat earth station standa...

  • Page 116

    Glossary rcs20 m:n redundancy switch g-4 tm056 – rev. 2.3 m ma milliampere mbps megabits per second mfas multi-frame acquisition sync. See fas. Mhz megahertz mib management information base mod modulator or modulated ms millisecond m&c monitor and control n nc normally closed no normally open ns nan...

  • Page 117

    Rcs20 m:n redundancy switch glossary tm056 – rev. 2.3 g-5 r ram random access memory rf radio frequency rom read only memory rms root mean square ru rack unit. 1 ru = 1.75” rx receive (receiver) rxd receive data r-s reed-solomon coding. Reed-solomon codes are block-based error correcting codes with ...

  • Page 118

    Glossary rcs20 m:n redundancy switch g-6 tm056 – rev. 2.3 w x y z w watt misc. µs microsecond o ohms 16qam 16 quadrature amplitude modulation 8psk 8 phase shift keying.