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CRS-170A L-Band 1:1 Redundancy Switch

1. 4 25 4 4 2 1 RJ 45 Gigabit Ethernet Data Interface Example sse 4 25 4 4 2 2 X Optical Gigabit Ethernet Interface Option Example esee 4 26 4 4 2 3 Serial Data Interface Kit and Connection 4 27 4 4 2 3 1 KT 12542 6 703 750 Data Interface Kit for Single G 703 E3 T3 4 28 4 5 e IInraeoparzerrcyiuoe 4 29 4 5 1 CRS 170A gt CDM 570 1 1 Redundancy Kit KT 10860 1 sse 4 29 4 5 2 Modem to Switch Control Interface 1 4 30 4 5 3 Modem to Switch IF Interface Connection esesss seen eene 4 31 4 5 4 Modem to User Data Interface Connections and 4 32 4 5 4 1 EIA 422 232 Interface Example enne enne enne en 4 33 4 5 4 2 6 703 a nnns 4 33 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Table of Contents MN CRS170A IOM 4 5 4 3 G 703 Unbalanced Interface Example 4 34 4 5 4 4 10 100 Ethernet Interface 4 35 4 6 Cabling to the 700 aon Lo mn Ea ad o enu Ey kd
2. A XV DESI Tola E DEI T Comtech EF Data Headq arters 1 1 eode po pns beoe pea o oo nna do deae pe d o a oon a xvi Warranty PONE xvi Limitations of Warranty tnter e re a RM RP xvi Excl siv Remedies xvii CHAPTER 1 INTRODUCTION M ARA ANTAR 1 1 1 1 e c 1 1 1 1 1 Modem Side Connectors ccccccccccccccccesesceccccesceceeeeecceeeeeueeeueeseceeeseuuueuueeeeseeueeaueeeceeeeseuuuauees 1 3 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Table of Contents MN CRS170A IOM 1 1 2 Antenna Side 1 4 1 2 Functional DESCriptiOn issicccecssiecccaessei 1 4 1 2 1 Operation with CDM 625 A 840 750 760 570L 700 710 710G 1 5 1 2 1 1 1 1 IP Redundancy Data Switching Functional Description 1 7 1 2 1 1 1 CDM 570L with Optional IP Module Managed Switch or Router Modes 1 7 1 2 1 1 2 CDM 625 A 750 760 700 710 710G Managed Switch Mode 1 9 1 2 1 1 3 CDM 625 A with Optional IP Packet Processor
3. 4 53 Figure 4 45 CDM 710G Single 6 703 E3 T3 STS 1 1 1 Example cccccccccesscecsssceesseceeseecsseeeesseeesseeeeees 4 54 Fig re 4 46 CDM 710G ASSEL T Examples ti tette tameo tos 4 55 Figure 4 47 CDM 710G Gigabit Ethernet GigE 1 1 Example eese 4 56 Figure 4 48 CDM 600L CLM 9600L Block Diagram Cable 4 57 Figure 4 49 SDM 30013 Block Diagram Cable Connection essen 4 58 Figure 5 1 CRS 170A Modem and Antenna Side Connectors eese ener 5 1 Figure 1 Universal Control Cable CEFD P N CA WR9378 4 ccccccssecssscecsececssecesseecsstesesseeeeseeceseeees A 3 Figure A 2 Adapter Control Cable CEFD P N CA WR12135 1 A 4 Figure A 3 Optional Y Splitter Adapter Control Cable CEFD P N 13011 4 A 5 Figure 4 Optional Control Cable CEFD P N 0000187 A 6 Figure A 5 Data Control Y Cable CEFD P N CA WR10456 4 c cccscccsssccsssseeseceesseceseeecsseeeesaeeeeseens A 7 Figure 6 Control Cable CEFD P N 810163 1 ener enne enne entere en A 8 Figure 7 Tx Rx 500 Type N Coaxial Cable CEFD P N 10453 4 A 12 Figur
4. EF DATA BEEN SGS CRS 170A L Band 1 1 Redundancy Switch Installation and Operation Manual Accessory Product for use only with Comtech EF Data CDM 625 A CDM 840 CDM 750 CDM 760 CDM 570L CDM 700 CDM 7 10 CDM 710G CDM 600L CLM 9600L and SDM 300L3 Modems Modem Firmware and Hardware Requirements Apply IMPORTANT NOTE The information contained in this document supersedes all previously published information regarding this product Product specifications are subject to change without prior notice Part Number MN CRS170A I0M Revision 10 OMTECH EF DATA ACCREDITED 6 CRS 170A L Band 1 1 Redundancy Switch Installation and Operation Manual Accessory Product for use only with Comtech EF Data CDM 625 A CDM 840 CDM 750 CDM 760 CDM 570L CDM 700 CDM 7 10 CDM 710G CDM 600L CLM 9600L and SDM 300L3 Modems Modem Firmware and Hardware Requirements Apply Part Number MN CRS170A IOM Revision 10 Copyright 2013 Comtech EF Data All rights reserved Printed in the USA Comtech EF Data 2114 West 7th Street Tempe Arizona 85281 USA 480 333 2200 FAX 480 333 2161 BLANK PAGE TABLE OF CONTENTS hid gre P HII pil VII 4 ac VII liidj spe EE E XI About this Manual p xi Related Doc ments erra abe ebrio eh ee eva ASR oSA PEARE
5. A 24 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Table of Contents MN CRS170A IOM PREFACE About this Manual This manual provides installation and operation information for the Comtech EF Data CRS 170A L Band 1 1 Redundancy Switch This is a technical document intended for the persons responsible for the operation and maintenance of the CRS 170A and its supported modems Related Documents e Comtech EF Data CDM 625A Advanced Satellite Modem Installation and Operation Manual P N MN CDM625A e Comtech EF Data CDM 625 Advanced Satellite Modem Installation and Operation Manual CEFD P N MN CDM625 e Comtech EF Data CDM 840 Remote Router Installation and Operation Manual CEFD P N MN CDM840 e Comtech EF Data CDM 750 Advanced High Speed Trunking Modem Installation and Operation Manual CEFD P N CDM 750 e Comtech EF Data CDM 760 Advanced High Speed Trunking Modem Installation and Operation Manual CEFD P N CDM 760 e Comtech EF Data CDM 570 CDM 570L CDMR 570L Satellite Modem Installation and Operation Manual P N MN CDM570L IOM e Comtech EF Data CDM 700 Satellite Modem Installation and Operation Manual P N MN CDM700 IOM e Comtech EF Data CDM 710 Broadcast Satellite Modem Installation and Operation Manual CEFD P N CDM710 IOM e Comtech EF Data CDM 710G Satellite Modem Installation and Operation Manual CEFD P N MN CDM710G Xi CRS 170A L Band 1 1 Redundancy Swi
6. CEFD Parto CA RB10461 1 Cable 1 1 Y Splitter 2X DB 25M gt DB 25F cm PL 0000307 CIC 60 Interconnect Converter DB 25M gt HD 50F SCSI II Figure 4 6 CDM 625 A HSSI 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 43 ASI Interface Example MODEM A ay 8 e ERO em O 9 m sss ce MODEM B ug Og KT 12579 ASI 750 Interface CEFD Part No CAIBNC750HM Cable IF BNC 750 1 RF SA32KC IN OUT Combiner 2 way w Bracket 0 25 300 MHz 750 BNC Figure 4 7 CDM 625 A ASI 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 4 4 Quad E1 Interface Example The G 703 Balanced and Auxiliary G 703 DB 9F single connectors are used for Quad E1 operation Note the following 1 As shown Figure 4 8 the CA 0000071 Y Cable provides for two ports of E1 i e Ports 1 2 or Ports 3 4 If you desire three or four separate ports of E1 i e Port 1 and Port 2 or Port 3 and Port 4 then optional adapter cables may be purchased from Comtech EF Data to adapt the G 703 Balanced and Auxiliary G 703 DB 9F single connector pairs to outgoing Quad E1 connector pairs as follows Cable CEFD Converts 1 9 pin Type D DB 9F paired connection e g Modem A See AND Modem B G 703 Balanced connector pair or Modem
7. i H 1 c 1 14 1 14 2 14 P1 39 P1 39 P2 39 P1 15 P1 15 P2 15 ET 40 PT 40 2240 B1 18 P1 18 P2 16 open P1 18 P1 18 92 18 P1 43 P1 43 P2 43 OPEN YEL OPEN piir P1 22 P1 22 OPEN OPEN EXE 1 25 p1 25 P2 25 c GND 2 50 Figure A 18 HSSI User Data Y Splitter Cable CEFD P N PP SC3523 A 23 CRS 170A L Band 1 1 Redundancy Switch Appendix A Revision 10 MN CRS170A IOM A 3 13 Modem to User OC 3 Single Mode OR Multi Mode Cable Assemblies Type SC UPC gt 2X Type SC UPC pa 42 0 a 5 I p 1 d gt m TU I EP ay TL T LI CEFD P N Description Comments PP CPS2A12501 Y Cable Assy RoHS Compliant Optical Coupler Single or Multi Mode 7 Type For CDM 700 Single Mode OC 3 Interface Cables are SC UPC Connectors YELLOW PP CPM6A1250 Y Cable Assy RoHS Compliant Optical Coupler Single or Multi Mode 7 Type For CDM 700 Multi Mode OC 3 Interface SC UPC Connectors Cables are ORANGE Figure A 19 OC 3 User Data Cable Assembly See Table for CEFD P N A 24 OMTECH EF DATA 2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 333 2200 PHONE 480 333 2161 FAX
8. J4 B To J3 A CA WR9378 4 Control Cable Universal DB 9M 4 Figure 4 16 CDM 840 Unit to Switch Control Connections CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 3 3 Unit to Switch IF Interface Connection EXAMPLE The Tx IF from Unit A connects to the Tx IF port J5 Tx A on the CRS 170A similarly the Tx IF from Unit connects to the Tx IF port J6 Tx on the CRS 170A The same logic applies for the Rx IF connections It is important to note that failure to observe this requirement will result in system malfunction UNIT A y 7 E From User To User Downconverter Upconverter CA RF10453 4 RoHS Compliant Cable IF Tx Rx 500 Type N 4 Figure 4 17 CDM 840 Unit to Switch L Band IF Connections CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 3 4 Unit to User Data Interface Connections and Examples In addition to the control and IF switch to unit cabling shown in the previous section the CDM 840 features a 10 100 1000 Gigabit Ethernet data interface and a G 703 Unbalanced E1 data interface that is used with the CDM 840 s optional E1 Interface RAN Optimization Hardware FAST Feature upgrade With the exception of the 10 100 1000 Gigabit Ethernet Interface configuration shown in Sect 4 3 4 1 where user provided Ethernet cables and hub are used one cable component set
9. 5 5 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Connector Pinouts MN CRS170A IOM Notes 5 6 Appendix A CABLE DRAWINGS A 1 Introduction This appendix contains drawings of cables used with the CRS 170A L Band 1 1 Redundancy Switch These cables are broken into two categories Control Interface Cables and IF Data Interface Cables Each section provides illustrations of the cables technical specifications additionally the tables cross reference each cable to the applicable modem specific cabling figures provided in Chapter 4 CABLES AND CONNECTIONS 1 CRS 170A L Band 1 1 Redundancy Switch Appendix A Revision 10 MN CRS170A IOM A 2 Control Interface Cables App A CABLE CEFD FIG P N DESCRIPTION USED FOR TYPE USED WITH CRS 170A gt CDM 70 CAWR43011 4 Optional Adapter Cable Control Y Splitter DB 15F gt DB 9M 4 DB 9M 6 1 1 Control Summary Fault CDM 71 Alternate to CA WR12135 1 Relay CDM 625 A CDM 840 1 CA WR9378 4 Universal Cable Control DB 9M gt DB 9M 4 1 1 Control CDM 750 CDM 760 CDM 700 2 CA WR12135 1 Adapter Cable Control RoHS DB 15F gt DB 9M 6 1 1 Control CDM 71 CDM 71 4 G CDM 710G CDM 700 Optional Cable Control Non muting DB 15F gt DB 9M 6 4 CA 0000187 Alternate to CAWR12135 1 1 1 Control Non mute Tx IF CDM 7 CDM 710G
10. Figure 4 22 depicts a CDM 750 CDM 760 1 1 modem configuration using the FAST activated J7 Optical SFP port and optional Optical Gigabit Ethernet Interface module CEFD P N IC 0000058 Depending on the mode Single Mode or Multi Mode installation involves use of either one CA 0000560 Optical Single Mode Y Cable set or one CA 0000559 Multi Mode Y Cable set Mode configuration is easily distinguished by the color of the cables for Single Mode configurations yellow cabling is used by the CA 0000560 Y Cable whereas a Multi Mode configuration using the CA 0000559 Y Cable features orange cabling MODEM A ano Rx Out to User Tx In from User MODEM B TypeL C sockets parto f optional C 0000058 SFP Module TX RX IN typical for Single Mode or Multi Mode Optical Gigabit Ethernet 7 OPIIGAL CA 0000560 Y Cable Assy RoHS Compliant Single Mode Optical LC Connectors OR CA 0000559 Y Cable Assy RoHS Compliant Multi Mode Optical LC Connectors Figure 4 22 CDM 750 CDM 760 Optical Gigabit Ethernet 1 1 Example 4 26 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 4 2 3 Serial Data Interface Kit and Connection Examples For all CDM 750 CDM 760 serial data interface configurations separate cabling kits are needed For each user interface one interface kit per 1 1 modem pair is required see examples for specified qu
11. located on the antenna side of the CRS 170A and labeled Switch Conditions This selection provides a great deal of flexibility in the operation of the switch you can select between Modem Unit faults only Modem Unit faults or Receive Traffic faults Modem Unit faults or Transmit Traffic faults or all three Online A B Switch Conditions Unit Tx Unit Rx Also located on the antenna side of the CRS 170A are two green LEDs that indicate which modem is Online With the bridging architecture of the CRS 170A whereby identical terrestrial data traffic signals are routed to both Online and Offline modems the redundancy controller can avoid unnecessary switchovers By examining the fault status of both modems it can infer if the fault is external to the system For example the CRS 170A has been configured to switch following Unit faults or Transmit Traffic faults and the modems have been configured for external clock operation Now suppose that the external equipment network multiplex router etc fails both the Offline and Online modems will now show a Transmit Traffic fault No Clock Detected from Terrestrial Port The CRS 170A Controller State Machine will see that both faults have occurred at the same time in fact within a 0 5 second window and infers that the fault is external Therefore no unnecessary switchover is initiated TRI STATE is registered trademark of National Semiconductor CRS 170A L Band
12. type connectors are securely fastened This will prevent the accidental unmating of the cable particularly when a standby unit is being removed or replaced Q When connecting the Control cable between the CRS 170A and the modems ensure MODEM A 2000r TR m AS amp 4 E gt om LE Lo H Pus Intertace Remote om CAWRO378 4 Control Cable Universal DB 9M 4 Figure 4 1 CDM 625 A Modem to Switch Control Connections 4 4 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 3 Modem to Switch IF Interface Connection EXAMPLE The Tx IF from Modem A connects to the Tx IF port 25 Tx A on the CRS 170A similarly the Tx IF from Modem connects to the Tx IF port J6 Tx on the CRS 170A The same logic applies for the Rx IF connections It is important to note that failure to observe this requirement will result in system malfunction 4 2 3 1 Modem to Switch L Band Rx Tx IF Interface Connection Qi Des amp penises oq MODEM B Tm Ree 4 n pu uum ex MODEM A c Qaia uy E From User To User Downconverter Upconverter CA RF10453 4 RoHS Compliant Cable IF Tx Rx 500 Type N 4 Figure 4 2 CDM 625 A Modem to Switch L Band IF Connections 4 5 CRS 170A L Band 1 1 Redundancy Switch
13. 2 Forinformation on the cables and cable assemblies specified in this section see e Appendix A CABLE DRAWINGS 4 7 1 Modem to Switch Control and IF Interface Connection Q Appendix A CABLE DRAWINGS Figure 4 38 shows the control and IF connections for the CDM 710 to the CRS 170A All IF and control components are provided in the KT 12551 CRS 170A L Band 1 1 Redundancy Kit terrestrial data interface components kits must be ordered separately Note the following 1 To provide user access to modem Fault Summary Relay Control Y Cable CA WR13011 4 sold separately is available for use in place of the CA WR12135 1 cable 2 Control Cable CA WR12135 1 will mute the Offline modem s Tx IF If this is not desired then an alternate cable Control Cable CA 0000187 sold separately is available for use in place of the CA WR12135 1 cable CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM To User From User Upconverter Downconverter See Notes 3 1 amp 2 MODEM A 1 MODEM B Description CRS 170A Switch Top Assembly Cable RoHS Compliant L Band Type N 4 Cable Assy RoHS Compliant Control Adapter Figure 4 38 CDM 710 Modem to Switch Control amp IF Connections KT 12551 4 46 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 47 2 Modem to User Data Interface Kit and Connection Examples In add
14. LC Connectors Gigabit Ethernet Single Mode cp 759 cDM 760 4 22 0000559 RoHS Cable Assy Optical Coupler 2m 6 56 Type LC Connectors 02102 Gigabit Ethernet Mult Mode Data renycpiy reg 422 CA WR10522 1 1 1 Y Splitter Cable 2X DB 15M gt DB 15F 5 G 703 Balanced Data Interface CDM 570L 4 29 CDM 700 4 34 18 PP SC3523 RoHS Cable Assy HSSI Y Splitter 2X HD 50M gt HD 50F 3 HSSI Data Interface CDM 710 4 44 15 CA 0000276 Shielded Multi drop CnC Plus Cable 1 1 DB 9M gt DB 9M 1 PMSI CnC6 Data Interface CDM 625 A 4 15 CDM 710G 4 46 PP CPM6A1250 RoHS Cable Assy Optical Coupler 7 Type SC UPC Connectors OC 3 Multi Mode Data Interface 4 36 Revision 10 CRS 170A L Band 1 1 Redundancy Switch MN CRS170A IOM Appendix A A 3 1 Modem to CRS 170A L Band Coaxial Cable RoHS Type N 500 Figure A 7 Tx Rx 500 Type N Coaxial Cable CEFD P N CA RF10453 4 A 12 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 2 Modem to CRS 170A or User 70 140 MHz Coaxial Cable RoHS Type BNC 750 Figure A 8 Tx Rx User Data 750 Type BNC Coaxial Cable CEFD P N CA BNC750HM A 13 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 3 Modem to User Splitter Cable 2X DB 25M gt DB 25F 2 ALL SOLDER AND OTHER PROCESS RELATED MATERIALS MUST BE R
15. sooo etae eoa ea aane Fo bead reuse aae o ee dated eee sa esae eau 4 3 4 2 1 1 CRS 170A gt CDM 625 A Control and IF Interface Cabling Kit KT 0000160 4 3 4 2 2 Modem to Switch Control Interface Connection essssssesee eene enne ennt 4 4 4 2 3 Modem to Switch IF Interface Connection ccccccssecccsesnececseseeeceeaeeeceeueeeceeaeeeeeeaeeeeeeaaes 4 5 4 2 3 1 Modem to Switch L Band Rx Tx IF Interface 4 5 4 2 3 2 Modem to Switch L Band Tx 70 140 MHz Rx IF Interface 4 6 4 2 4 Modem to User Data Interface Connections and 4 7 4 2 4 1 EIA 422 232 V 35 Interface 4 8 4 2 4 2 HSSI Interface Example ct mte e n I ERE e 4 8 4 2 4 3 ASl Interface eet ten ee er e ese en aser en Ren 4 9 4244 Quad ET Interface Example oet e tee i en tii 4 10 4 2 4 5 703 Balanced Interface Example sesenta nnns 4 11 4 2 4 6 G 703 Unbalanced Interface Example essere 4 11 4 2 4 7 Overhead Interface Example 4 12 4 2 4 8 Engineering Service Channel ESC Interface Example 4 12 4 2 4 9 10 100 Ethernet Interf
16. 1 G 703 Unbalanced Data Interface 4 30 Dual G 703 E3 T3 STS 1 Data Interface 4 34 155MB Copper Data Interface 4 35 ASI Data Interface 4 40 Single G 703 E3 T3 STS 1 Data Interface 4 45 EIA 422 232 V 35 Data Interfaces 4 5 A 9 CARB10461 1 4 1 Y Splitter Cable DB 25F 1 gt 2X DB 25M 4 HSSI Data Interface 4 6 EIA 422 232 Data Interface CDM 570L 4 28 A 10 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM nn CABLE CEFD P N DESCRIPTION USED FOR TYPE USED WITH CRS 170A gt SER Quad E1 Data Interface CDM 625 A 4 8 A 10 CA 0000071 jac Y Splitter Cable 2X DB 9M gt DB 9F 8 G 703 Balanced Data Interface CDM 625 A 4 9 ESC Data Interface CDM 625 A 4 12 CA 0000163 Cable Assy Optional 1 1 Y Splitter 2X DB 15F gt DB 9M 6 Quad E1 Data Interface CDM 625 A 4 8 CA 0000164 Cable Assy Optional 1 1 Y Splitter 2X RJ 48F gt DB 9M 6 Quad E1 Data Interface CDM 625 A 4 8 A 13 KT 0000122 Cable Assy Optional 1 1 Y Splitter 4X gt DB 9M 6 Quad E1 Data Interface CDM 625 A 4 8 A 14 CA 0000070 1 1 Y Splitter Cable 2X HD 44M gt HD 44F 8 Overhead Data Interface CDM 625 A 4 11 A A 16 A n PP CPS2A12501 RoHS Cable Assy Optical Coupler 7 Type SC UPC Connectors OC 3 Single Mode Data Interface 4 36 19 CDM 700 CA 0000560 RoHS Cable Assy Optical Coupler 2m 6 56 Type
17. 1 Ethernet Ethernet J3 Top IM Hub Control A FSK quipmen Provided by ims Interface User Provided MODEN c CRS 170A by User J6 Tx B Traffic CDM 570L 1 1 Rx J2 Rx Rx J4 Bottom Control B Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz MODEM A 14 Ja Lt m O G OL MODEM B To Ethernet User Data Equipment Interfaces 7 Ethernet Hub Provided by User Figure 4 31 CDM 570L 10 100 Ethernet 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM Notes 4 36 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 6 Cabling to the CDM 700 CDM 700 Satellite Modems for 1 1 operation see e Chapter 3 MODEM AND SWITCH CONFIGURATION 700 Satellite Modem Installation and Operation Manual CEFD P N MN CDM700 1OM 1 Forinformation on configuring the CRS 170A L Band 1 1 Redundancy Switch and 2 Forinformation on the cables and cable assemblies specified in this section see e Appendix A CABLE DRAWINGS 4 6 1 Modem to Switch Control and IF Interface Connection Q Appendix A CABLE DRAWINGS Figure 4 32 shows the control and IF connections for the CDM 700 to the CRS 170A All control and IF components are provided in t
18. 1 coire o doe tege oen o ono oe NA uos uk Ge KERANA CANALES 4 51 4 8 4 Modem to Switch Control and IF Interface Connection 4 51 4 8 2 Modem to User Data Interface Kit and Connection 4 53 4 8 2 1 Single 6 703 E3 T3 STS 1 750 Data Interface CDI 10 1 Kit KT 12583 4 54 4 8 2 2 HSSI Data Interface CDI 60 Kit 12586 4 55 4 8 2 3 Gigabit Ethernet Interface CDI 70 Example essere 4 56 4 9 Cabling the CDM 600L 96001 4 57 4 10 Cabling the SDM 300L3 2 e reernr Ro DEA Rear RE Ee 4 58 CHAPTER 5 CONNECTOR aa 5 1 5 1 Over vie 5 1 5 2 Modem Side N IF Connectors sese nean 5 2 5 3 J3 Control Connector Modem A Top 5 3 5 4 J4 Control Connector Modem B Bottom enne nennen 5 4 5 5 Antenna Side Type N IF Connectors eene nennen
19. 760 700 710 and 710G modems When the modem is offline although all GigE port s are unavailable the M amp C Ethernet port remains functional and available for operation 4 Installation must use a true switching device not a hub device 1 2 1 1 3 625 with Optional IP Packet Processor Router Mode you to Save Parameters to permanent storage to ensure the configuration change Q All configuration changes can only be made to the Online Modem and will require is also applied to the Backup Modem For the CDM 625 A with the optional IP Packet Processor installed and enabled and the configuration set for Router Mode you must provide an external Ethernet switch In Router Mode both modems must be assigned a unique Management IP address on the same subnet 172 18 10 21 24 and 172 18 10 22 24 as shown in Figure 1 8 and Figure 1 9 This is used to share the param file A Traffic IP address on the subnet must also be assigned 172 18 10 20 24 in the online modem Q The Traffic IP Address must be different from either Management IP Address CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM Whichever modem is online will assume the Traffic IP When there is a switchover to the backup modem this modem will now assume the Traffic IP Per Figure 1 9 the backup modem will also broadcast a gratuitous ARP which will tell all local devices to now associate a new MAC address for the Traffic IP
20. GREEN STRIPE Potfor3Rkn 4 Pot2o4TxIn 5 WHITE BLUE STRIPE Pot2of4Txin 6 Port2or4Rxin 7 WHITE BROWN STRIPE Pot2or4Rxin 8 Figure A 13 Quad E1 User Data Y Splitter Adapter Cable Kit CEFD P N KT 0000122 A 18 CRS 170A L Band 1 1 Redundancy Switch Appendix A Revision 10 MN CRS170A IOM A 3 8 Modem to User Overhead User Data Y Splitter Cable 2X HD 44M gt HD 44F 8 00 30 WIRE LIST TO COMMENTS P2 1 P3 1 P2 31 P3 31 p P2 TWISTED PAIR TWISTED PAIR J1 P2 12 P3 12 P2 27 P3 27 TWISTED PAIR P2 13 P3 13 P2 43 P3 43 TWISTED PAIR P2 14 P3 14 P2 29 P3 29 TWISTED PAIR 000000000000000 000000009000000 00000000000000 1 P2 15 P2 16 2 37 P3 15 P3 16 P3 37 P2 18 P3 18 P2 32 P3 32 P2 20 P3 20 P2 34 P3 34 P2 21 P3 21 NOTES P2 35 P3 35 TWISTED PAIR PERMANENTLY MARK PART NUMBER REVISION AND MFG IDENT IN 12 P2 24 P3 24 HIGH CHARACTERS APPROXIMATELY WHERE SHOWN APPLYING P2 38 P3 38 AROUND ONE CABLE IS ACCEPTABLE 2 INSTALL CONNECTORS AND HARDWARE IAW MANUFACTURER S P2 26 P3 26 SPECIFICATIONS AND INSTRUCTIONS TWISTED PAIR 3 ALL MATERIALS TO BE ROHS COMPLIANT Figure A 14 Overhead
21. J3 Rx P1 Rx eom 1 1 Control Control Y Splitter Data User Data Interface MODEM B Figure 4 44 CDM 710G Block Diagram User gt Modem gt Switch gt Traffic Figure 4 44 shows a block diagram typical for the kits shown in Sects 4 7 2 1 and Sect 4 7 2 2 Separate cabling kits are needed for these CDM 710G data interfaces For example Sect 4 7 2 1 identifies the interface kit used for the CDI 10 1 Single G 703 Data Interface With the exception of the CDI 70 Gigabit Ethernet Data Interface configuration shown in Sect 4 7 2 3 where user provided Ethernet cables and Layer 2 Switch are used one interface kit per 1 1 modem pair is required for each interface see examples for specified quantities The data interface combinations allowable in Interface Slots 1 and 2 of the CDM 710G chassis are as follows Allowable CDM 710G Combinations Interface Slot 1 Interface Slot 2 HSSI CDI 60 None None GigE CDI 70 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 8 2 1 Single G 703 E3 T3 STS 1 750 Data Interface CDI 10 1 Kit KT 12583 Figure 4 45 shows an example of a CDM 710G 1 1 modem configuration with the CDI 10 1 Single G 703 Data Interface installed in Slot 1 and Slot 2 empty The figure depicts installation of one KT 12583 Single G 703 Interface Kit MODEM A To User MODEM B From User KT 12583 Single G 7
22. 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM 1 2 1 1 1 1 IP Redundancy Data Switching Functional Description 1 2 111 CDM 570L with Optional IP Module Managed Switch or Router Modes e Do not use the M amp C Ethernet port bottom RJ 45 connector when the optional IP Module is installed e All configuration changes can only be made to the Online Modem and will require you to Save Parameters to permanent storage to ensure the configuration change is also applied to the Backup Modem Managed Switch Ethernet Bridge Mode For the CDM 570L in Managed Switch Mode also known as Ethernet Bridge Mode you MUST use an external Ethernet hub to insure that traffic will continue after a switchover If an Ethernet switch is used there could be a several minute outage while the Ethernet Switch re learns the correct output Ethernet port Using a dumb Ethernet hub allows LAN to WAN traffic to continue even after a switchover occurs since both modems will be receiving the LAN traffic In Managed Switch Mode both modems should be assigned a unique Management IP address on the same subnet in order to share the parameter file Router Mode For the CDM 570L in Router Mode you should use an external Ethernet switch Router Mode does not require a dumb hub as with Managed Switch Mode and for performance reasons an Ethernet switch is highly recommended In Router Mode both modems must be assigned a unique Managemen
23. 100 Ethernet 1 1 Example Router Mode CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 4 9 3 Data Interface Connections using IP Sub Mux Chapter 15 IP SUB MUX in CDM 625 A Advanced Satellite Modem Installation and Q Operation Manual CEFD P N MN CDIVI625 A Sub Mux is a secondary framing structure which combines one to four ports of 10 100 Ethernet IP traffic as shown in Figure 4 13 with any currently available combination of framing and interface type excluding IP itself as shown in Figure 4 5 through Figure 4 12 The composite data rate to the modulator and from the demodulator is referenced to the primary non IP data interface rate by a specific user selected ratio 4 2 4 10 PMSI Interface Example The Pre Mapped Symbol Interface PMSI is a function associated with DoubleTalk Carrier in Carrier Cnc that permits the modulator in a selected unit to provide a direct copy of its output the outbound interferer to the offline modem in a 1 1 pair The offline modem will then take the PMSI signal and use it for its own CnC reference The PMSI is an 485 point to point bus system where one device transmits and the other device on the bus is configured to receive See Figure 4 15 to connect and secure the CDM 625 A Multi drop CnC Plus 1 1 Cable CA 0000276 2X DB 9M 1 required between the Redundant Modem and each Traffic Modem using CnC The CA 0000276 Mult
24. 10MHz reference signals DC power for the BUC and LNB and FSK signaling to the BUC are switched in the CRS 170A under control of the CRS 150 In the case of an equipment failure automatic switching takes place to protect the traffic circuit At the heart of the CRS 150 is a Controller State Machine that is responsible for fault monitoring and control of switching functions it is implemented in a CPLD CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM The CRS 150 redundancy switch derives its operating power from the two modems online and standby units via extra power carrying wires in the data cable from each modem Similarly the CRS 170A derives its 12V power from both modems through Y cable connection to the same cables The required online and offline control signals are also included in these cables A diode sharing arrangement with a current sharing circuit ensures that power is taken equally from the two modems in normal operation In the event that one of the two units is removed however the remaining modem can supply all current requirements The modems supply 12 volts DC at a combined total of 400 mA max and 12 volts DC at a combined total of 120 mA max Maximum power consumption occurs in a serial LVDS mode at maximum data rate 20 Mbps Power consumption in EIA 232 modes is approximately 4096 of the maximum values The modem employs electronic fuses that prevent excessive current from being
25. 172 18 10 20 Each device will update their ARP tables and traffic will resume virtually instantaneously Online Modem Assumes Traffic IP 172 18 10 20 24 172 18 10 21 24 Control 00 06 b0 00 ee 11 RXA 9m u oo CDM 625 A Modem A Layer 2 Switch 172 18 10 22 24 XB 00 06 b0 00 ee 22 ie e2 as gt CDM 625 A Modem B Figure 1 8 CDM 625 A 1 1 IP Redundancy Router Mode A Online CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM 172 18 10 21 24 00 06 b0 00 ee 11 RX A S g ee E lj Control TXB 172 18 10 22 24 ia 2 CEE gum Modem B Goes Online Assumes Traffic IP 172 18 10 20 24 Sends Gratuitous ARP Layer 2 Switch Figure 1 9 CDM 625 A 1 1 IP Redundancy Router Mode B Online Switchover 1 2 2 Operation with CDM 600L CLM 9600L and SDM 300L3 Operation with two CDM 600L CLM 9600L modems requires an additional CRS 150 1 1 switch for terrestrial data switching and 1 1 control while operation with two SDM 300L3 modems requires an additional SMS 301 1 1 switch to handle terrestrial data and control Thus there are three functional configurations for the CRS 170A 1 2 3 Operation with CDM 600L CLM 9600L and CRS 150 The CRS 150 connects to two modems an online unit and a standby unit monitors the fault status of these two units and controls the routing of data to and from the two units IF signals
26. 2X DB 25M 25 A 14 A 3 4 Modem to User CDM 625 A Data Y Splitter Cable 2X DB 9M DB 9F A 15 A 3 5 Modem to User Quad E1 Y Splitter Adapter Cable 2X DB 15F DB 9M A 16 A 3 6 Modem to User Quad E1 Y Splitter Adapter Cable 2X RJ 48F gt DB 9M A 17 A 3 7 Modem to User Quad E1 Y Splitter Adapter Cable Kit KT 0000122 A 18 A 3 8 Modem to User Overhead User Data Y Splitter Cable 2X HD 44M gt HD 44F A 19 A 3 9 Modem to Modem Shielded Multi drop CnC Plus CDM 625 A 1 1 Cable DB 9M gt DB 9M A 20 A 3 10 Modem to User Optical Gigabit Ethernet Single Mode OR Multi Mode Cable Assemblies 2X Type LCE EC iere etae Er hern eee bae P a Eee o A 21 A 3 11 Modem to User 6 703 Balanced User Data Y Splitter Cable 2X DB 15M gt DB 15M A 22 A 3 12 Modem to User HSSI User Data Y Splitter Cable 2X HD 50M HD 50F A 23 A 3 13 Modem to User OC 3 Single Mode OR Multi Mode Cable Assemblies Type SC UPC gt 2X pet ehe bes dete Dalee abit pede e adea A 24 TABLES Table 1 1 CRS 170A Application Summary sess nnne nennen nnns 1 2 Table 3 1 CRS 17
27. AND BRAID FROM CABLE ITEM 1 OVER GROMMET AND SEAL WITH COPPER TAPE ITEM 6 AS SHOWN IN DETAIL A ALL WIRE TERMINATIONS SHALL HAVE A MINIMUM OF 25 INCH OF HEAT SHRINK ITEM 5 OVER EACH SOLDER JOINT SEE DETAIL B STRIP AND OR TIN WIRES AS REQUIRED FOR INSTALLING TERMINALS OR CONNECTORS USING MANUFACTURERS INSTALLATION PROCEDURE APPLY CABLE PART NUMBER AND THE BOM REV LETTER TO LABEL IN 12 HIGH CHARACTERS USING PERMANENT MARKING COLOR BLACK LOCATE APPROXIMATELY WHERE SHOWN UNLESS OTHERWISE SPECIFIED Figure A 2 Adapter Control Cable CEFD P N CA WR12135 1 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 2 3 Optional Y Splitter Adapter Control Cable 2X DB 9M gt DB 15F The optional CA WR13011 4 Y Splitter Adapter Control Cable sold separately is used in replacement of the CA WA12135 1 cable This cable permits user access to the Summary Fault Relay 2X Captive jack screw female receptacles Typical Connectors P1 and P2 To User for access to P2 Summary Fault Relay Form C See User Access Connection Wire List J1 To CDM 7x0 Modem ToCRS 170A 1 DB 15F DB 15M Connector CONTROLA B DB 9M ALARM See Switch Modem Connection Wire List 2X Captive jack screws User Access Connection Switch Modem Connection Wire List Wire List Signal i J1 10 2 4 1 7 COM P2 5 J1 8 NO P1 3 J1 14 ms 35
28. CRS 170A L Band 1 1 Redundancy Kit terrestrial data interface components kits must be ordered separately Note the following 1 To provide user access to modem Fault Summary Relay Control Y Cable CA WR13011 4 sold separately is available for use in place of the CA WR12135 1 cable 2 Control Cable CA WR12135 1 will mute the Offline modem s Tx IF If this is not desired then an alternate cable Control Cable CA 0000187 sold separately is available for use in place of the CA WR12135 1 cable CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM To User From User Upconverter Downconverter See Notes 1 amp 2 MODEM A 1 MODEM B KT 12551 CRS 170A L Band 1 1 Redundancy Kit rem Cable RoHS Compliant L Band 4 Figure 4 43 CDM 710G Modem to Switch Control amp IF Connections KT 12551 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 8 2 Modem to User Data Interface Kit and Connection Examples In addition to the basic switch to modem cabling shown in the previous section there are a number of data interface configuration kits available for use with the CDM 710G MODEM A Data J1 J5 Tx Interface Tx TxA CDM 710GL JA RxA J3 Rx J3 Top 1 1 Control A Control CRS 170A Data J1 Tx J6 interface Tx Tx B CDM 710GL J2 RxB J7
29. Equipment Directive 91 263 EEC do not directly connect the unit to the Public Telecommunications Network CE Mark Comtech EF Data declares that the unit meets the necessary requirements for the CE Mark Product Support For all product support please call 1 240 243 1880 1 866 472 3963 toll free USA XV CRS 170A L Band 1 1 Redundancy Switch Revision 10 Preface MN CRS170A IOM Comtech EF Data Headquarters http www comtechefdata com Comtech EF Data Corp 2114 West 7th Street Tempe Arizona USA 85281 1 480 333 2200 Warranty Policy Comtech EF Data products are warranted against defects in material and workmanship for a specific period from the date of shipment and this period varies by product In most cases the warranty period is two years During the warranty period Comtech EF Data will at its option repair or replace products that prove to be defective Repairs are warranted for the remainder of the original warranty or a 90 day extended warranty whichever is longer Contact Comtech EF Data for the warranty period specific to the product purchased For equipment under warranty the owner is responsible for freight to Comtech EF Data and all related customs taxes tariffs insurance etc Comtech EF Data is responsible for the freight charges only for return of the equipment from the factory to the owner Comtech EF Data will return the equipment by the same method i e Air Express Surface as the equ
30. Figure 4 19 CDM 840 Unbalanced 6 703 E3 T3750 Interface Kit 12542 4 21 Figure 4 20 CDM 750 CDM 760 Modem to Switch Control amp IF Connections Kit 0000160 4 24 Figure 4 21 CDM 750 CDM 760 RJ 45 Gigabit Ethernet 1 1 Example 4 25 Figure 4 22 CDM 750 CDM 760 Optical Gigabit Ethernet 1 1 4 26 Figure 4 23 CDM 750 CDM 760 Block Diagram User gt Modem gt Switch gt 4 27 Figure 4 24 CDM 750 CDM 760 6 703 E3 T3 Interface Kit 12542 4 28 Figure 4 25 CDM 570L Modem to Switch Control Connections esee enne 4 30 Figure 4 26 CDM 570L Modem to Switch L Band IF Connections ccccessesssececeeeseesesseaeeeeeeeseessaaeas 4 31 Figure 4 27 CDM 570L Block Diagram User gt Modem Switch 4 32 Figure 4 28 CDM 570L EIA 422 232 1 1 4 33 Figure 4 29 CDM 570L G 703 Balanced 1 1 Example sese 4 33 Figure 4 30 CDM 570L G 703 Unbalanced 1 1 4 34 Figure 4 31 CDM 570L 10 100 Ethernet 1 1 Example 4 35 Figure 4 32 CDM 700 Modem to Switch Control amp IF
31. KT 12542 6 703 750 Interface Cabling Kit for Single 6 703 E3 T3 CEFD Part No Description CA BNC750HM Cable IF BNC 750 1 RF SA32KC IN OUT Combiner 2 Way w Bracket 0 25 300 MHz BNC 750 Figure 4 24 CDM 750 CDM 760 G 703 E3 T3 PIIC Interface Kit KT 12542 4 28 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 5 Cabling to the CDM 570L e Chapter 3 MODEM AND SWITCH CONFIGURATION e CDM 570 CDM 570L CDMR 570L Satellite Modem Installation and Operation Manual CEFD P N MN CDM570L IOM Q 1 Forinformation on the CDM 570L s 1 1 auto enable functionality see 1 Forinformation on the cables and cable assemblies specified in this section see e Appendix A CABLE DRAWINGS 451 CRS 170A gt CDM 570 1 1 Redundancy Kit KT 10860 1 Reference to how the items provided in Redundancy Kit KT 10860 1 are used with all possible CDM 570L data interface configurations is as follows KT 10860 1 1 1 Redundancy Kit Interface Cabling Reference CRS 170A CDM 570L Ch 4 Fig QtyKKit Gare CEFD Part No REF Description PL 10129 1 fa CRS 170A Switch Top Assembly 1 1 Redundancy CAIWR9378 4 Control Cable Universal DB 9M gt DB 9M 4 ser Wien RoHS Compliant Cable IF Tx Rx Modem gt Switch IF 500 N 4 Interface CA RB10461 1 Cable 1 1 Y Splitter 2X DB 25M gt DB 25F MP RE Interface CA WR10522 1 Cable 1 1 Y Splitter 2X
32. Redundancy Router Mode B Online Switchover 1 2 1 1 2 CDM 625 A 750 760 700 710 710G Managed Switch Mode A standard user provided Ethernet Layer 2 Switch is needed when a CDM 625 A CDM 750 CDM 760 CDM 700 CDM 710 or CDM 710G modem is configured for Managed Switch Mode also known as Ethernet Bridge Mode terrestrial traffic A Layer 2 Switch is designed to limit the traffic that egresses each port by only sending Ethernet packets out the port that the destination network device is located The switch maintains a table known as the dynamic Content Addressable Memory CAM table that maps MAC addresses to switch ports When a packet arrives in which an entry for that specific destination MAC is unknown to the switch it sends the packet out all ports and waits for response packets in an attempt to identify which port that particular MAC resides Once the device responds the switch is able to map the MAC to the port in the CAM table CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM Any new packets arriving destined for that MAC address will be forwarded only out the port identified in the CAM table Most switch CAM tables do have a flush or timeout value but is normally set to a very high number to limit the amount of times the switch has to broadcast a packet out all ports It is also important to note that CAM entries for a specific port are cleared when a port link goes down Layer 2
33. Tx L Band signal the 10 MHz reference to the BUC DC power to the BUC and on CDM 570L modems FSK signaling to the BUC 1 5 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM On the Rx side it switches the 10 MHz reference to the LNB and DC power to the LNB The Rx L Band signal from the LNB is split in a power divider to continuously drive both the Online and Offline demodulator The Offline demodulator can then maintain lock so that it is ready to quickly assume Online status for receive traffic when a switchover is required Data Switching is accomplished inside each modem in the data interface itself A Y cable connects both the Online modem and the Offline modem to the terrestrial data source Transmit data drives both modems in parallel so that the standby modulator is always ready to come Online Termination impedance for the modem line receivers is active in the Online modem On the Rx side of the interface TRI STATE control of the Offline modem line drivers keeps the Offline modem from interfering with the Rx data traffic Send timing output from the Offline modem is also TRISTATE 7 You must enable Manual Switching via the Online modem through its front panel or by remote control You must control Automatic Switching Selection via the Online modem Then from the CRS 170A you must determine the conditions that cause an automatic switchover using two DIP switches Unit Tx and Unit Rx
34. User Data Y Splitter Cable CEFD P N CA 0000070 TWISTED PAIR Revision 10 CRS 170A L Band 1 1 Redundancy Switch MN CRS170A IOM Appendix A A 3 9 Modem to Modem Shielded Multi drop CnC Plus CDM 625 A 1 1 Cable DB 9M gt DB 9M f 1 rm 1 Figure A 15 Modem to Modem Shielded Multi drop CnC Plus 625 1 1 Cable CEFD P N CA 0000276 A 20 Revision 10 CRS 170A L Band 1 1 Redundancy Switch MN CRS170A IOM Appendix A A 3 10 Modem to User Optical Gigabit Ethernet Single Mode OR Multi Mode Cable Assemblies 2X Type LC gt 4X Type LC Ta Pre assembly Detail X for reference only S 2m 6 56 1m 3 28 EE 5 lt CERDPIN For CDM 750 Single Mode Optical Gigabit Ethernet Interface CA 0000560 Y Cable Assy RoHS Compliant Optical Coupler Single Mode 2m 6 56 Type LC Connectors Note cables are YELLOW CA 0000559 Y Cable Assy RoHS Compliant Optical Coupler For CDM 750 Multi Mode Optical Gigabit Ethernet Interface Multi Mode 2m 6 56 Type LC Connectors Note cables are ORANGE Figure A 16 Optical Gigabit Ethernet User Data Cable Assembly See Table for CEFD P N A 21 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 11 Modem to User G 703 Balanced User Data Y Splitter
35. contract tort or any other legal theory xvii CRS 170A L Band 1 1 Redundancy Switch Revision 10 Preface MN CRS170A IOM Notes xviii 1 1 Chapter 1 INTRODUCTION Overview Figure 1 1 CRS 170A L Band 1 1 Redundancy Switch The CRS 170A L Band 1 1 Redundancy Switch module shown in Figure 1 1 is an L Band Tx Rx IF signal switch designed for use with L Band satellite modems in a 1 1 configuration The Tx transmit side switches four modem output signals that are multiplexed onto the transmit coaxial cable e 950 2250 MHz L band transmit RF 10MHz BUC frequency reference e 600 KHz BUC FSK control and status communication e BUC DC power supply The Rx receive side of the switch uses both power dividers and relays to provide the redundant modem interface for three signals multiplexed onto the LNB coaxial cable e 950 2250 MHz L band receive RF from LNB e 10 MHz frequency reference to LNB 1 1 CRS 170A L Band 1 1 Redundancy Switch Introduction Revision 10 MN CRS170A IOM e DC power supply to LNB The CRS 170A monitors the faults of both modems and determines which modem should be online The data switch is built into each terrestrial data interface inside both modems excluding CDM 600L CLM 9600L and SLM 300L3 The CRS 170A is designed to support 1 1 redundancy for Comtech EF Data CDM 625 A CDM 840 CDM 750 CDM 760 CDM 5
36. cover any labor involved in the removal and or reinstallation of warranted equipment or parts on site or any labor required to diagnose the necessity for repair or replacement The warranty excludes any responsibility by Comtech EF Data Corporation for incidental or consequential damages arising from the use of the equipment or products or for any inability to use them either separate from or in combination with any other equipment or products A fixed charge established for each product will be imposed for all equipment returned for warranty repair where Comtech EF Data Corporation cannot identify the cause of the reported failure Exclusive Remedies Comtech EF Data Corporation s warranty as stated is in lieu of all other warranties expressed implied or statutory including those of merchantability and fitness for a particular purpose The buyer shall pass on to any purchaser lessee or other user of Comtech EF Data Corporation s products the aforementioned warranty and shall indemnify and hold harmless Comtech EF Data Corporation from any claims or liability of such purchaser lessee or user based upon allegations that the buyer its agents or employees have made additional warranties or representations as to product preference or use The remedies provided herein are the buyer s sole and exclusive remedies Comtech EF Data shall not be liable for any direct indirect special incidental or consequential damages whether based on
37. drawn by the CRS 150 should an anomalous condition occur Transmit Clock and Data signals entering the CRS 150 via the Data Interface are buffered and fed to both modems simultaneously this parallel feed ensures that the standby unit sees the same traffic conditions as the online unit Rx Data and Clock signals coming from the online modem are routed through signal relays to the Data Interface In the event that a switchover occurs these relays switch so the standby unit then supplies the Data and Clock signals As only one modem in the pair the online unit is permitted to transmit its IF carrier signal at any one instant the standby unit is forced to disable its Tx carrier by asserting the Tx Carrier Off signal at the Data Interface Additionally the CRS 170A provides further isolation and security by using an RF relay within the CRS 170A The Rx IF signal is fed to both modems simultaneously through the power divider in the CRS 170A This divider introduces a loss of approximately 3 5 dB but given the wide dynamic range of the demodulator in the CDM 600L CLM 9600L this is not considered to be a problem The advantage of this scheme is that the demodulators in both online and standby units are locked and therefore if a switchover does occur there will be no delay while waiting for the demodulator to acquire lock Fault status information is fed from each of the two modems via the Data Interface connector Based on the fault status the C
38. is replaced it does not have to be manually reprogrammed to match the Online modem e Second the Unit Tx and Rx faults signals from both modems are routed to the CRS 170A This allows the redundancy controller to always know the health status of both modems e Third the online offline signals are routed from the CRS 170A to each modem Based on the modem faults the CRS 170A will determine which modem should be Online and Offline In the event that both modems indicate faults through some malfunction the CRS 170A switch will select by default Modem A e Fourth 12V is routed from each modem to the CRS 170A for operational power This power from both modems is diode OR d so that the switch remains active if power is lost from one of the modems Mode Switches The Mode DIP switches located on the antenna side of the CRS 170A allow the switch to operate in two different modes Normal Intelligent Controller Mode and SDM 300L CDM 600L Dumb Controller Mode e Use Normal Intelligent Controller Mode for CDM 625 A CDM Rx 840 CDM 750 CDM 760 CDM 570L CDM 700 CDM 710 and wegen CDM 710G modems fel o o z SDM 300L CDM 600L mb e Use SDM 300L CDM 600L Dumb Controller Mode for SDM 300L Pumb Controlle 4 and CDM 600L CLM 9600L modems IF Switching The CRS 170A provides L Band redundancy but when switching occurs it accommodates more than just the L Band signals e On the Tx side it switches the
39. nennen na stet sena stet sena soto nenas 5 5 APPENDIX A CABLE DRAWINGS 55 tenerse erase y Va Een NER A 1 A 1 INTFOGUCTION A 1 A 2 Control Interface Cabl s 5 5 121 1 11er ioris Lo eode ke ab o pa Fab a SERE a SR o Eua dada DURER ESSERE NAR A 2 vi CRS 170A L Band 1 1 Redundancy Switch Revision 10 Table of Contents MN CRS170A IOM A 2 1 Universal Control Cable DB 9M DB 9M ccccccccssccccscssccecsssesecsessesecesseseeseuseseeeneeseseas A 3 A 2 2 Adapter Control Cable RoHS DB 9M gt 15 A 4 A 2 3 Optional Y Splitter Adapter Control Cable 2X DB 9M DB 15F eene A 5 A 2 4 Optional Control Cable Non muting DB 9M 15 A 6 A 2 5 Data Control Y Cable Modem to CRS 170A and CRS 150 DB 25M gt DB 25M DB 9MA 7 A 2 6 Control Cable Modem to CRS 170A and SMS 301 DB 9M gt 15 A 8 A 3 IF Data Int rface Cables Ea ebat aveo is oa ee A 10 A 3 1 Modem to CRS 170A L Band Coaxial Cable RoHS 500 A 12 A 3 2 Modem to CRS 170A or User 70 140 MHz Coaxial Cable RoHS Type BNC 75 Q A 13 A 3 3 Modem to User Splitter Cable
40. ott Type BUC FSK In Out Figure 1 3 CRS 170A Antenna Side Connectors and Ground Lug Functional Description The CRS 170A L Band 1 1 Redundancy Switch module performs the Tx and Rx coaxial switching required for redundant modem operation with an outdoor BUC and LNB It switches all of the BUC and LNB interface signals that are multiplexed onto the Tx and Rx coaxial cables e Tx and Rx L Band signals e 10MHz reference BUC and LNB e DC Power to BUC and LNB e FSK signaling to the BUC 1 4 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM 1 2 1 Operation with CDM 625 A 840 750 760 570L 700 710 710G Modems The CRS 170A is configured with two modems to form a complete 1 1 redundant modem system Within the CRS 170A a redundancy controller continually monitors the status of faults for both modems to determine which modem should be Online and Offline The control cables between the modems and the CRS 170A include four signal groups e First serial full duplex communication lines are routed from one modem to the other modem via the CRS 170A Using these lines this Online modem can interrogate the Offline modem at regular intervals to determine its configuration If a difference in configuration is detected the Online modem will reconfigure the Offline modem so that the configurations are always synchronized This process is entirely automatic if the Offline modem
41. per 1 1 unit pair is required for each user interface see examples for specified quantities 4 341 RJ 45 Gigabit Ethernet Data Interface Example Figure 4 18 shows the block diagram and a cabling example for a CDM 840 1 1 configuration using the RJ 45 10 100 1000 Gigabit Ethernet port Direct connection is made with user provided Ethernet cables and a Layer 2 switche so no cables or kit is required CDM 840 UNIT A CRS 170A L Band BUC DC Ethernet Cables Provided by User 10 100 1000 GigE Traffic Redundancy 1 1 Control J3 Top CDM 840 Control A UNIT B Ethernet User Data Equipment E Tx Note 1 J6 Interface SUUS 10 100 1 if L GigE Traffic que Ethernet Switch Rx Rx Note 2 22 Provided by User Redundancy Rx B Rx 1 1 Control J4 Bottom Control B Notes 1 Carries Tx L Band BUC DC 10 MHz 2 Carries Rx L Band LNB DC 10 MHz enarmet out pou p CONSOLE MAND Te E am mm 22 7 REDUNDANCY oes D _ E om KTHEPHET our TER CONO C LUAND QUSE XN e im o re BEDUNDANCY bg j To Ethernet User Data Equipment Interface Layer 2 Ethernet Switch Provided by User Figure 4 18 CDM 840 RJ 45 Gigabit Ethernet 1 1 Example 4 20 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 3 4 2 KT 12542
42. removed or replaced D When connecting the Control cable between the CRS 170A and the modems MODEM A 10 MHz J3 Top ir L A Control User CRS 150 Data Interface J4 Bottom B Control Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz CEFD Part No Qty Description CA WR10456 4 2 Cable 1 1 Y Splitter Data Control DB 25M gt DB 25M 4 DB 9M 1 CA RF10453 4 4 RoHS Compliant Cable IF Tx Rx 500 Type N 4 Figure 4 48 CDM 600L CLM 9600L Block Diagram Cable Connections CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 10 Cabling the SDM 300L3 Manual CEFD P N MN SDM30O0L3 IOM e Comtech EF Data SMS 301 Redundancy Switch Installation and Operation Manual CEFD P N MN SMS301 IOM e Appendix A CABLE DRAWINGS e Comtech EF Data SDM 300L3 Satellite Modem Installation and Operation The block diagram shown in Figure 4 49 depicts connection of a pair of SDM 300L3 Satellite Modems together with the SMS 301 and CRS 170A switches Cable assemblies that may be supplied with the CRS 170A when used with the SDM 300L3 and SMS 301 are listed in the table inlcuded in Figure 4 49 The other cables between the SMS 301 and the SDM 300L3 are the same cables supplied with the SMS 301 in an SDM 300A application that screw locks on the D type connectors are securely fastened Thi
43. use it for its own CnC reference In this 1 1 redundancy the PMSI is an EIA 485 multi drop bus system where one device transmits and the other device on the multi drop bus is configured to receive CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 3 3 CDM 840 Operation 1 1 Redundancy Q CDM 840 Remote Router Installation and Operation Manual CEFD P N MN CDM840 The CDM 840 Remote Router automatically detects if it is connected to a 1 1 redundancy system With both units automatically configured for 1 1 operation the online unit keeps the offline unit updated as online unit configuration changes occur You can also manually force backup of the online unit Using the Redundancy section of the CDM 840 Web Server HTTP Interface Utility Utility page Figure 3 1 if the unit is part of a 1 1 redundant pair and this unit is currently online click Force Redundancy Switch to force the current unit to switch to standby mode CDM 840 Comtech EF Data Remote Router Utility UNITSTATUS Q TRANSMITTER ON aO REL STORED EVENT Tx TRAFFIC ONLINE Rx TRAFFIC Lock 16APSK 9 0 000 0 33 TESTMODE LINK ACTIVITY Pome contiguration status 9 ul tility Unit Name 840 System Contact famipsuppon comtec System Location 480 333 4357 EL Set Time hh mm ss 32727 Set Date dd mm yy haem Submit r Modem Suma Circuit ID _____
44. 03 CDI 10 1 75Q Interface Kit CEFD Part No Qty Description CA BNC750HM 4 Cable IF BNC 750 1 RF SA32KC IN OUT 2 Combiner 2 way w Bracket 0 25 300 MHz 750 BNC Figure 4 45 CDM 710G Single G 703 E3 T3 STS 1 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 8 2 2 HSSI Data Interface CDI 60 Kit KT 12586 Figure 4 46 shows an example of a CDM 710G 1 1 modem configuration with the CDI 60 HSSI Data Interface installed in Slot 1 and Slot 2 empty The figure depicts installation of one KT 12586 HSSI Interface Kit MODEM lige 501 ET HSSI DI 50 gt eb mote Inn HE JOT NP e 77 dE Y oO amp To From User MODEM B KT 12586 HSSI CDI 60 Interface Kit CEFD PartNo Qty Description PP SC3523 1 Cable RoHS Compliant HSSI Y Splitter 2X HD 50M gt HD 50F 3 Figure 4 46 CDM 710G HSSI 1 1 Example 4 55 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 8 2 3 Gigabit Ethernet Interface CDI 70 Example See CEFD White Paper Bridged Ethernet Interface Redundancy available for download from Comtech EF Data s Web site www comtechefdata com Figure 4 47 shows a block diagram and cabling example of a CDM 710G 1 1 modem configuration with the CDI 70 Gigabit Ethernet Data Interface installed in Slot 2 and Sl
45. 0A DIP Switch Settings 3 18 Table 5 1 Modem Side Type 5 2 Table 5 2 J3 Modem A Control Connector Pin Assignments eese ene 5 3 Table 5 3 Modem B Control Connector Pin Assignments cessent 5 4 Table 5 4 Antenna Side N Connectors esssssssseseeeeneee nennen nnne nennen 5 5 Figure 1 1 CRS 170A L Band 1 1 Redundancy 5 1 1 Figure 1 2 CRS 170A Modem Side 1 1 3 Figure 1 3 CRS 170A Antenna Side Connectors and Ground 1 4 Figure 1 4 CDM 570L 1 1 IP Redundancy Router Mode A Online 1 8 Figure 1 5 CDM 570L 1 1 IP Redundancy Router Mode Online Switchover 1 9 Figure 1 6 CDM 625 A 750 760 700 710 710G 1 1 IP Redundancy Managed Switch Mode Reena 1 10 Figure 1 7 CDM 625 A 750 760 700 710 710G 1 1 IP Redundancy Managed Switch Mode 0 E SE 1 11 vii CRS 170A L Band 1 1 Redundancy Switch Revision 10 Table of Contents MN
46. 170A L Band 1 1 Redundancy Switch module CRS 170A L Band 1 1 Redundancy Switch Revision 10 Connector Pinouts MN CRS170A IOM 5 4 Control Connector Modem B Bottom DB 9F The Modem B Control connector is a 9 pin Type D female interface located on the modem side of the CRS 170A L Band 1 1 Redundancy Switch module mm 5 Refer to Table 5 3 for pin assignments _ 4 e Table 5 3 J4 Modem B Control Connector Pin Assignments Spiri _ Modem B Tx Comm AUX SER TX B Modem B Serial Faults SERIAL FAULT B 12 VDC 12VDC Note the following e Pins 2 3 and 4 carry signals looped through the switch module from Modem A to Modem B while pins 6 7 and 8 loop the same signals from Modem B through to Modem A e The 12VDC input which is diode OR ed with the corresponding 12VDC input from Modem A powers the switch module 5 4 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Connector Pinouts MN CRS170A IOM 5 5 Antenna Side Type N IF Connectors Rx Tx The 500 female Type N connectors on the antenna side of the J8 CRS 170A L Band 1 1 Redundancy Switch module provide the coaxial 2 cable connections to the outdoor receive and transmit equipment BUC and LNB Table 5 4 Antenna Side Type N Connectors LNB Power RF Input J7 LNB 10 MHz Ref RF Output BUC 10 MHz Ref J8 BUC FSK mm o
47. 37 shows an example of a CDM 700 1 1 modem configuration with a CDI 70 Gigabit Ethernet Data Interface installed in Slot 1 and Slot 2 empty User provided Ethernet cables are connected directly to the interface so no kit is required Ethernet oar Cable MODEM A Provided Note 1 by User Ethernet Tx 1000 Base T CDM 700 Rx J3 _ Note 2 P1 Rx Layer 2 J3 Top Tx Ethernet Ethernet Ethernet A Control User Data Switch Cable B CRS 170A i L RS 1 Equipment Provided Provided Interface by User by User 44 Bottom L Control CDM 700 Block Diagram Gigabit Ethernet GigE Interface MODEMA MODEM B Layer 2 Ethernet Switch Provided by User To Ethernet User Data Equipment Interface Figure 4 37 CDM 700 Gigabit Ethernet GigE 1 1 Example 4 43 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM Notes 4 44 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 7 Cabling to the CDM 710 with the CDM 710 Broadcast Satellite Modems for 1 1 operation see e Chapter 3 MODEM AND SWITCH CONFIGURATION 710 Broadcast Satellite Modem Installation and Operation Manual CEFD P N MN CDM710 1IOM 1 Forinformation on configuring the CRS 170A L Band 1 1 Redundancy Switch
48. 70L CDM 700 CDM 710 CDM 710G CDM 600L CLM 9600L and SDM 300L3 modems Table 1 1 summarizes the CRS 170A 1 1 IF Switch applications including requirements for supporting data switching hardware and software Table 1 1 CRS 170A Application Summary Modem 1 1 Data Switch See Note 1 Other Information See Notes 2 3 CDM 625 A Built into the CDM 625 A Firmware Ver 1 1 1 or higher CDM 840 Built into the CDM 840 Firmware Ver 1 2 4 or higher CDM 750 Built into the CDM 750 Firmware Ver 1 1 1 or higher CDM 760 Built into the CDM 760 Firmware Ver 1 1 1 or higher CDM 570L Built into the CDM 570L Firmware Ver 1 6 7 or higher CDM 570L IP Module User provided hub or Layer 2 switch Firmware Ver 1 5 4 2 or higher Firmware Ver 1 1 6 or higher CDM 700 Built into the CDM 700 Chassis Rev A or higher s Firmware Ver 2 4 1 or higher CDM 710 Built into the CDM 710 Chassis Rev or higher CDM 710G Built into the CDM 710G Firmware Ver 5 1 1 or higher Firmware Ver 1 1 4 or higher CDM 600L CLM 9600L CRS 150 Hardware Rev 3 or higher SDM 300L3 SMS 301 Special version of SMS 301 Notes 1 For detailed information about the CRS 150 and SMS 301 switches refer to their respective Installation and Operation Manuals 2 Order modems with Type N connectors 3 Firmware updates are free and may be downloaded from the Comtech EF Data web page If a modem does not meet the hardwar
49. A AND App Fig 9 Etna od Modem B Auxiliary G 703 connector pair to CA 0000163 2 15 Type D DB 15F connectors CA 0000164 2 RJ 48 female connectors KT 0000122 4 BNC 750 female connectors 2 Tx 2 Rx All three cabling options plug into the single To User connector side of each CA 0000071 Y Splitter cable used MODEM A ce ego See pots 4e 7 7 Ports 3 amp 4 D Note Pot2 To User To User Port 1 4 22 Ports 1 amp 2 MODEM B Data Interface CEFD Part No Description CA 0000071 Cable 1 1 Y Splitter 2X DB 9M gt DB 9F 8 Figure 4 8 CDM 625 A Quad E1 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 4 5 G 703 Balanced Interface Example MODEM A MODEM B LR cms CA 0000071 Cable 1 1 Splitter 2X DB 9M gt DB 9F 8 Figure 4 9 CDM 625 A G 703 Balanced 1 1 Example 4 2 4 6 G703 Unbalanced Interface Example MODEM A Aur amI ie gt a cen O 9 lH NM NK Gam cw Balanced 6 703 MODEM B Eu m et Ga KT 10553 1 G 703 Unbalanced Interface Kit CA BNC750HM Cable IF BNC 1 CNIBNC TEE JPJ T Adapter 500 BNC Figure 4 10 CDM 625 A G 703 Unbalanced 1 1 Example CRS 170A L Band 1 1 Red
50. Before connecting the modems to the C RS 170A you will need t o first configure the following modem IP module settings e Redundancy Configuration gt 1 1 Redundancy set to DISABLED e Administration gt Working Mode Both modems needto be set to the same Working Mode e Administration gt Features Both m odems n eed t o h ave t he s ame P ption Feature set On b oth m odems e ntera unique P A ddresst hati s on the s ame s ubnet Interface Configuration gt Ethernet Interface gt IP Address Verify that you can ping from one modem to the other Operations and Maintenance gt Diagnostics gt Ping On both modems set Redundancy Configuration gt 1 1 Redundancy to ENABLED Save Parameters to permanent storage and power down both modems Connect the modems to the CRS 170A CDM 570 CDM 570L CDMR 570L Satellite Modem Installation and Operation Manual CEFD P N MN CDM570L IOM Section H 5 Cabling with the CDM 570L and Section H 6 Cabling with the CDM 570 IF While monitoring the Serial console CLI on both modems observe the following after powering on both modems at the same time also observe the CRS 170A Online LEDs to see which modem is the Online modem Online modem CLI displays 1 1 Redundancy Auto Detected Redundancy PARAM File Connection Established Redundancy Sending PARAM File Offline modem CLI displays 1 1 Redundancy Auto Detected Redundancy Received PARAM File Writing 5447 bytes to PARAM fil
51. CA WR10456 4 Control Data Cable Y Splitter DB 25M gt DB 25M DB 9M 1 1 1 Data Control eu 5 CA WR10163 1 Control Cable DB 15M gt DB 9M 4 1 1 Control SDM 300L3 gt SMS 301 REF Ch 4 FIG 4 1 4 16 4 20 4 25 4 32 4 38 4 43 4 32 4 38 4 43 4 32 4 38 4 43 4 48 4 49 A 2 CRS 170A L Band 1 1 Redundancy Switch Appendix A A 2 1 Universal Control Cable DB 9M gt DB 9M 9 PIN D TYPE MALE LINK TOGETHER OVERALL SHIELD IN SHELL 48 00 i 1 50 9 PIN D TYPE MALE Revision 10 MN CRS170A IOM INDICATORS A PAIR UP TWISTED PAIRS AS SHOWN ON NOTES DRAWING WIRE REMAINING TWISTED PAIRS STRAIGHT THRU ENSURE SHIELDING FOIL AND OR BRAID IS BONDED TO METAL BACKSHELL FOR EMI SHIELDING REFER TO MN 4905 FOR DETAILED INSTRUCTIONS REGARDING EMI ASSEMBLY PROCESS IDENTIFY CABLE PART NUMBER AND REV LEVEL USING LABEL OR STICKER UNLESS OTHERWISE SPECIFIED Figure A 1 Universal Control Cable CEFD P N CA WR9378 4 CRS 170A L Band 1 1 Redundancy Switch Appendix A A 2 2 Adapter Control Cable RoHS DB 9M gt DB 15F 22 09 d 5 00 oy E Hees e P1 1 5 P1 2 P1 3 P1 4 P1 6 P1 7 P1 8 p1 9 J1 4 J1 10 J1 14 J1 9 J1 2 1 11 J1 3 J1 12 J1 9 NOTES Revision 10 MN CRS170A IOM ALL SOLDER AND OTHER PROCESS RELATED MATERIALS MUST BE RoHS COMPLIANT IN ACCORDANCE WITH DIRECTIVE 2002 95 EC FOLD BACK FOIL
52. CDM 700 MODEM A Data J1 Y Splitt interface Tx plitter Data User Data J3 Top Interface A Control CRS 170A Data J6 Interface TxB J2 Rx B J7 J4 Bottom B Control Figure 4 33 CDM 700 Block Diagram User gt Modem gt Switch gt Traffic Figure 4 33 shows a block diagram typical for the kits shown in Sects 4 5 2 1 through 4 5 2 3 Separate interface cabling kits are needed for these CDM 700 data interfaces For example Sect 4 5 2 1 identifies the interface kits used for the CDI 10 Dual G 703 E3 T3 STS 1 and the CDI 60 HSSI Data Interfaces With the exception of the CDI 70 Gigabit Ethernet Data Interface configuration shown in Sect 4 5 2 4 where user provided Ethernet cables and Layer 2 Switch are used one interface kit per 1 1 modem pair is required for each user interface see examples for specified quantities The data interface combinations allowable in Interface Slots 1 and 2 of the CDM 700 chassis are as follows Allowable CDM 700 Combinations Interface Slot 1 Interface Slot 2 Dual G 703 CDI 10 Pula 08160080 HSSI CDI 60 GigE CDI 70 Optical CDI 50 1 Single Mode Copper CDI 50 1 Gig Dual 6 703 CDI 10 None HSSI CDI 60 GigE CDI 70 HSSI CDI 60 HSSI CDI 60 GigE CDI 70 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 6 2 1 Dual G 703 E3 T3 STS 1 75Q Data
53. CRS170A IOM Figure 1 8 CDM 625 A 1 1 IP Redundancy Router Mode A Online 1 13 Figure 1 9 CDM 625 A 1 1 IP Redundancy Router Mode B Online Switchover 1 14 Figure 2 1 KT 10254 Mounting Panel Kit for horizontal or vertical mounting eee 2 2 Figure 3 1 CDM 840 Web Server HTTP Interface Utility 3 5 Figure 3 2 CDM 570L Configuration Interfaces ccccssscccccecessessaecececeseeseaeseeeeecessesauaeseeeeseessessuaeeesess 3 9 Figure 3 3 CDM 570L CLI 1 1 Redundancy Configuration screen essere 3 11 Figure 3 4 CRS 170A Antenna Side DIP 3 17 Figure 4 1 CDM 625 A Modem to Switch Control Connections eese 4 4 Figure 4 2 CDM 625 A Modem to Switch L Band IF Connections cceccccsssceessecesseecsseeeesaeceeseeceseeees 4 5 Figure 4 3 CDM 625 A Modem to Switch L Band Tx 70 140 MHz Rx IF Connections 4 6 Figure 4 4 CDM 625 A Block Diagram User gt Modem gt Switch 4 7 Figure 4 5 CDM 625 A EIA 422 232 V 35 1 1 Example cccccccscccsssceessecesseecsseeeeseceesseceeeecsseeeesseceeseeens 4 8 Figure 4 6 CDM 625 A HSSI 1 1 Example ccccscccsssceeseceessecssee
54. Cable 1 1 Y Splitter 2X DB 15M gt DB 15F Figure 4 29 CDM 570L G 703 Balanced 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 5 4 3 G 703 Unbalanced Interface Example MODEM A 2 Be mle a 9 Console uc E 5 Mle D Remote Control TN Switch e To User From User _ MODEMB G 703 Unbalanced 1 1 Interface Kit KT 10553 1 CA BNC750HM Cable IF BNC 1 CN BNC TEE JPJ T Adapter 500 BNC Figure 4 30 CDM 570L G 703 Unbalanced 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 5 4 4 10 100 Ethernet Interface Example Figure 4 31 shows a block diagram and cabling example of a CDM 570L 1 1 modem configuration using the 10 100 Ethernet Interface User provided Ethernet cables are connected directly to the ports so no cables or kit is required external Ethernet hub to insure that traffic will continue after a switchover If an Ethernet switch is used there could be a several minute outage while the Ethernet Switch re learns the correct output Ethernet port Using a dumb Ethernet hub allows LAN to WAN traffic to continue even after a switchover occurs since both modems will be receiving the LAN traffic n For the CDM 570L in Managed Switch Ethernet Bridge Mode you MUST use an Ethernet Cable MODEM A Provided by User Traffic CDM 570L d
55. Cable 2X DB 15M gt DB 15M es PAO a yere J1 1 NOTES UNLESS OTHERWISE SPECIFIED A APPLY CABLE PART NUMBER AND THE BOM REV LETTER TO LABEL ITEM 5 IN 12 HIGH CHARACTERS USING PERMANENT MARKING Seek BLACK LOCATE APPROXIMATELY WHERE HOWN 2 STRIP AND OR TIN WIRES AS REQUIRED FOR INSTALLING TERMINALS OR CONNECTORS USING MANUFACTURER S INSTALLATION PROCEDURE A ALL WIRE TERMINATIONS SHALL HAVE A MINIMUM OF 25 INCH OF HEAT SHRINK ITEM 3 OVER EACH SOLDER JOINT SEE DETAIL A WIRE LIST FROM TO TO SIGNAL PAIR 1 11 1 11 P2 11 Ji 1 P1 1 P2 1 A FOLD BACK FOIL BRAID AND DRAIN FROM CABLE ITEM 6 OVER GROMMET AND SEAL WITH COPPER TAPE ITEM 4 AS SHOWN IN DETAIL B Figure A 17 G 703 Balanced User Data Y Splitter Cable CEFD P N CA WR10522 1 A 22 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 12 Modem to User HSSI User Data Y Splitter Cable 2X HD 50M gt HD 50F FROM iO SIGNAL COLOR D Xv Un tO l p 70 UU hi XM Xm an INS Nin INS ro a 4 N KH ke 5 an feni Laa ND fe laa D LT v w v INi a tu xli SER Vit YI P1 6 P1 6 pi 51 P1 351 P2 51 2 7 1 32 1 32 aapa n
56. Connections 12551 4 38 Figure 4 33 CDM 700 Block Diagram User gt Modem Switch 4 39 Figure 4 34 CDM 700 6 703 E3 T3 STS 1 HSSI 1 1 Example sese 4 40 Figure 4 35 CDM 700 155MB Copper 1 1 Example sessi nnns 4 41 Figure 4 36 CDM 700 OC 3 1 1 Example Single Mode shown seen 4 42 Figure 4 37 CDM 700 Gigabit Ethernet GigE 1 1 Example 4 43 Figure 4 38 CDM 710 Modem to Switch Control amp IF Connections 12551 4 46 Figure 4 39 CDM 710 Block Diagram User gt Modem gt Switch 4 47 Figure 4 40 CDM 710 ASI 1 1 Example 4 48 viii CRS 170A L Band 1 1 Redundancy Switch Revision 10 Table of Contents MN CRS170A IOM Figure 4 41 CDM 710 HSSI 1 1 Example ccccccccccccssssssseceeeeecessesseaeseceeecesseseaaeaeceescesseseaaeseeeessesseseaaeeas 4 49 Figure 4 42 CDM 710 Gigabit Ethernet GigE 1 1 4 50 Figure 4 43 CDM 710G Modem to Switch Control amp IF Connections 12551 4 52 Figure 4 44 CDM 710G Block Diagram User gt Modem Switch gt Traffic
57. DB 15M gt DB 15F G 703 Balanced 4 24 G 703 Unbalanced Interface Kit containing KT 10553 1 Qty 4 CA BNC750HM Cable IF BNC 1 G 703 Unbalanced Qty 2 CN BNC Tee JPJ T Adapter 500 BNC 1 1 1 1 Figure 4 25 and Figure 4 26 show how to connect a pair of CDM 570L modems together with the CRS 170A L Band 1 1 Redundancy Switch module the table for each figure lists the cable assemblies provided in KT 10860 1 for this initial setup It is essential to ensure that the control and IF connections both Rx and Tx are made correctly See Sect 4 4 2 in this chapter for details of the CDM 570L Modem to Switch Control Interface connection Sect 4 4 3 for details of the CDM 570L Modem to Switch IF Interface connection and Sect 4 4 4 for details of the CDM 570L data interface configurations 4 29 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 5 2 Modem to Switch Control Interface Connection When connecting the Control cable between the CRS 170A and the modems Q ensure that screw locks on the D type connectors are securely fastened This will prevent the accidental unmating of the cable particularly when a standby unit is being removed or replaced MODEM A CEFD Part No Description CAIWR9378 4 Control Cable Universal DB 9M 4 Figure 4 25 CDM 570L Modem to Switch Control Connections CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections M
58. G 703 750 Data Interface Kit for 6 703 Unbalanced E1 Figure 4 19 shows the block diagram and a cabling example for a CDM 840 1 1 configuration using the G 703 Unbalanced E1 Data Interface Kit KT 12542 that is required with the CDM 840 s optional E1 Interface RAN Optimization Hardware FAST Feature upgrade CDM 840 UNIT A CRS 170A User G 703 Data Interface Rx _ Redundancy J3 Top Control A CDM 840 UNIT B o Data Intfc Tx Rx Redundancy L B 4 Bottom J4 Bottom Control B Combiner Kit Notes 1 Carries Tx L Band BUC DC 10 MHz 2 Carries Rx L Band LNB DC 10 MHz Rx to User Tx from User CEFD Part No CA BNC750HM RF SA32KC IN OUT 2 Combiner 2 Way w Bracket 0 25 300 MHz BNC 750 Figure 4 19 CDM 840 Unbalanced 6 703 E3 T375Q Interface Kit KT 12542 4 21 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM Notes 4 22 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 4 Cabling to the CDM 750 or CDM 760 see e Chapter 3 MODEM AND SWITCH CONFIGURATION CDM 750 Advanced High Speed Trunking Modem Installation and Operation Manual CEFD P N MN CDM750 e CDM 760 Advanced High Speed Trunking Modem Installation and Operation Manual CEFD P N MN CDM760 Q 1 Forinfo
59. Interface CDI 10 Kit KT 12582 and HSSI Data Interface CDI 60 Kit KT 12586 Figure 4 34 shows an example of a CDM 700 1 1 modem configuration with the CDI 10 Dual G 703 Data Interface installed in Slot 1 and the CDI 60 HSSI Data Interface installed in Slot 2 The figure depicts installation of one KT 12582 Dual G 703 Interface Kit each kit can supply one or two CDI 10 interfaces and one KT 12586 HSSI Interface Kit MODEMA um To From User MODEM B From User CABNC7SOHM 8 Cable IF BNC 750 f KT 12586 HSSI CDI 60 Interface Kit PP SC3523 Cable RoHS Compliant HSSI Y Splitter 2X HD 50M gt HD 50F 3 Figure 4 34 CDM 700 G 703 E3 T3 STS 1 HSSI 1 1 Example 4 40 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 6 2 2 155MB Copper Data Interface CDI 50 Kit KT 12583 Figure 4 35 shows an example of a CDM 700 1 1 modem configuration with a CDI 50 Data Interface installed in Slot 1 for use with 155MB Copper data and Slot 2 empty The figure depicts installation of one KT 12583 155MB Copper Interface Kit each kit can supply one or two CDI 50 interfaces MODEM A To User MODEM B From User Figure 4 35 CDM 700 155MB Copper 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 6 2 3 OC 3 Data Interface CDI 50 Kits KT 12585 Single Mode or KT 12584 Multi Mode Figure 4 36
60. M 625 Comtech EF Data Modem Redundancy Redundancy Config Force 1 1 switch Only applies to Online modem Redundancy Monitor Online 1 1 Switch is Not connected Refesn there is no need to use the drop down menu here as Packet Processor Redundancy is enabled automatically If it is desired to operate either modem outside of the redundant setup as a standalone unit use the drop down menu to select Packet Processor Redundancy for that specific modem as Disabled If terrestrial data is not Ethernet and CnC will not be used then no modem 1 1 redundancy configuration is needed Otherwise if either apply refer to the sections that follow You may configure one of the CDM 625 A s four available 10 100 Ethernet ports for M amp C Ethernet As configured in Dedicated Management Port Mode when the modem is offline the M amp C designated port remains functional and available for operation while the three remaining ports are unavailable Otherwise if none of the 10 100 Ethernet ports are reserved for M amp C operation all four ports become unavailable when the modem is offline Q This configuration must be enabled on both modems Refer to the CDM 625 Advanced Satellite Modem Installation and Operation Manual for instructions to configure one of the four 10 100 Ethernet ports for each modem for remote Ethernet M amp C 3 3 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A I
61. MN CLM9600L IOM The SDM 300L3 Satellite Modems need no unique special 1 1 configuration settings However for correct operation of the CRS 170A the SDM 300L3 must have the following installed e Firmware Version 1 1 4 or higher e Hardware Revision If the modems do not meet this requirement contact Comtech EF Data Firmware updates are free and may be downloaded from the CEFD web page Hardware revision upgrades must be performed at CEFD CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM Notes CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 3 9 CRS 170A Switch DIP Settings traffic conditions resultant of switchover Some modems have additional settings or alarm masks that affect conditions refer to the individual modem manual for detailed explanations The Switch Conditions DIP switches are set depending upon the type of Tx or Rx Figure 3 4 shows the DIP switches for setting the Mode and Switch Conditions on the Antenna Side of the CRS 170A L Band 1 1 Redundancy Switch towards the BUC and LNB The difference of the Mode DIP switch silk screening between the original and current i e Rev A and later versions of the CRS 170A is illustrated here On the next page Table 3 1 illustrates the settings for the Mode DIP swi
62. N CRS170A IOM 4 5 3 Modem to Switch IF Interface Connection EXAMPLE The Tx IF from Modem A connects to the Tx IF port J5 Tx A on the CRS 170A similarly the Tx IF from Modem connects to the Tx IF port J6 Tx on the CRS 170A The same logic applies for the Rx IF connections It is important to note that failure to observe this requirement will result in system malfunction MODEM A E d TE E Data int priced 10 100 Ethernet e gt s DICES 10 100 Et Eus uM p ECT 4 gt gt Hr cm oS F QJ 7 J7 Rx 4 i J8 Tx From User To User Downconverter Upconverter CA RF10453 4 RoHS Compliant Cable IF Tx Rx 500 Type N 4 Figure 4 26 CDM 570L Modem to Switch L Band IF Connections CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 5 4 Modem to User Data Interface Connections and Examples In addition to the control and IF switch to modem cabling shown previously a number of data interface configurations are available for the CDM 570L The block diagram shown in Figure 4 27 is typical for the examples shown in Sects 4 4 4 1 through 4 4 4 3 With the exception of the 10 100 Ethernet Interface configuration shown in Sect 4 4 4 4 where user provided Ethernet cables and hub are used one cable component set per 1 1 modem pair is required for each use
63. ND CONNECTIONS CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM Notes CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 3 6 Configuring CDM 700s CDM 710s CDM 710Gs for 1 1 Redundancy e CDM 700 Satellite Modem Installation and Operation Manual Q CEFD P N MIN CDM700 IOM e CDM 710 Broadcast Satellite Modem Installation and Operation Manual CEFD P N CDM710 IOM e CDM 710G Satellite Modem Installation and Operation Manual CEFD P N MN CDM710G For correct operation of the CRS 170A the CDM 700 CDM 710 or CDM 710G Q modems must have the following installed e For the CDM 700 gt Firmware Version 1 1 6 or higher gt Hardware Revision A chassis with round buttoned keypad e For the CDM 710 gt Firmware Version 2 4 1 or higher gt Hardware Revision A chassis with round buttoned keypad e For the CDM 710G gt Firmware Version 5 1 1 or higher If the modems do not meet this requirement contact Comtech EF Data Firmware updates are free and may be downloaded from the CEFD web page Hardware revision upgrades must be performed at CEFD Note that Hardware upgrades are possible only for the Rev A chassis and later versions of the CDM 700 710 1 1 redundancy operation is not available with hardware prior to Rev A Use each modem s front pane
64. OM 5 Dedicated Management Port Mode is not configurable for use when the optional IP Packet Processor is installed and enabled With the IP Packet Processor enabled as a means to avoid Ethernet Networking Loops only one of the CDM 625 s four 10 100 Ethernet Ports is used for each modem at any given time 3 2 2 Redundancy Configuration If Carrier in Carrier CnC is utilized the CnC control setting must be set to Redundancy mode using the CDM 625 A front panel menus Configuration of the CnC control setting for CDM 625 A 1 1 Redundancy is as follows Step 1 Procedure From the top level SELECT menu navigate each menu level using the lt 4 arrow keys and the ENTER key until the PMSI control mode screen appears as follows SELECT Configuration gt CnC gt PMSI control CnC PMSI mode Redundancy Idle Redundancy Talk Listen 7 From the CnC PMSI mode screen use the arrow keys to select Redundancy and then press ENTER The two modems will now need to be connected together via use of a 1 1 PMSI cable note that this cable bypasses the CRS 170A Q Chapter 4 CABLES AND CONNECTIONS The Pre Mapped Symbol Interface PMSI is a function associated with DoubleTalk Carrier in Carrier that permits the modulator in a selected unit to provide a direct copy of its output the outbound interferer to the second modem The o ther modem may then choose to take the PMSI signal and
65. Preface MN CRS170A IOM Equipment Connection THE CRS 170A IS DESIGNED FOR OPERATION ONLY WITH THE COMTECH EF DATA PRODUCTS LISTED IN THIS MANUAL UNDER RELATED DOCUMENTS THESE PRODUCTS SUPPLY DC OPERATING CURRENT ELECTRONICALLY FUSED AND PROTECTED AND CONTROL SIGNALS FOR THE CORRECT FUNCTIONING OF THIS SWITCH CONNECTION TO OTHER MANUFACTURERS EQUIPMENT COULD RESULT IN DAMAGE TO THE SWITCH THE CRS 170A IS NOT COMPATIBLE WITH OTHER COMTECH EF DATA MODEMS OR PRODUCTS NOT LISTED IN THIS MANUAL European Union Radio Equipment and Telecommunications Terminal Equipment R amp TTE Directive 1999 5 EC and EN 301 489 1 Independent testing verifies that the unit complies with the European Union R amp TTE Directive its reference to EN 301 489 1 Electromagnetic compatibility and Radio spectrum Matters ERM ElectroMagnetic Compatibility EMC standard for radio equipment and services Part 1 Common technical requirements and the Declarations of Conformity for the applicable directives standards and practices that follow European Union Electromagnetic Compatibility EMC Directive 2004 108 EC e Emissions EN 55022 Class B Limits and Methods of Measurement of Radio Interference Characteristics of Information Technology Equipment e Immunity EN 55024 Information Technology Equipment Immunity Characteristics Limits and Methods of Measurement e EN 61000 3 2 Harmonic Currents Emission e EN 61000 3 3 Voltage Fluctuat
66. Revision 10 Cables and Connections MN CRS170A IOM 4 2 3 2 Modem to Switch L Band Tx 70 140 MHz Rx IF Interface Connection If the Tx IF is L Band and the Rx IF is 70 140MHz additional items may be purchased for this option as shown here in Figure 4 3 MODEM A Sl ey Mur MENG GG om Kp amp t e Lue gon gt gt A QOO NA NK 74 i Pus F O OAS Balanced 6 703 a OA At 6 3333 FYING MODEM B nr a SS age x OQ cam N js L 106 gt Ova Remoto Coniet Balanced 0 701 COD E af 0 lt gt gt gt WP s Tx From User To User Downconverter Upconverter CAIRF10453 4 RoHS Compliant Cable IF Tx Rx 500 Type N 4 CA BNC750HM Cable IF Type BNC 1 RF SA32KC IN OUT Combiner 2 way w bracket 0 25 300 MHz 750 BNC Figure 4 3 CDM 625 A Modem to Switch L Band Tx 70 140 MHz Rx IF Connections Revision 10 CRS 170A L Band 1 1 Redundancy Switch MN CRS170A IOM Cables and Connections 4 2 4 Modem to User Data Interface Connections and Examples Q Appendix A CABLE DRAWINGS The data cables and components identified in each of the examples that follow in this section must be purchased separately as required In addition to the control and IF switch to modem cabli
67. Router 1 12 1 2 2 Operation with CDM 600L CLM 9600L 0 30013 1 14 1 2 3 Operation with CDM 600L CLM 9600L and 5 150 1 14 1 2 4 Operation with SDM 300L3 and 5 5 301 1 16 1 3 Summary of Specifications 1 02 1i ee epa Te ceo po ok a eoe ya Fei Cap daceashcbecsesscseceesvestedsbucdecsdsvesees 1 17 CHAPTER 2 INSTALLATION RS 2 1 2 1 Unpacking and Inspection 5 10 r1 eorr leet a rese senes Danae a dae eaa ioa 2 1 2 2 MOUNTING Q 2 2 CHAPTER 3 MODEM AND SWITCH 3 1 3 1 e AVI E 3 1 3 2 Configuring CDM 625 As for 1 1 3 3 3 2 1 User Remote Ethernet M amp C Interface sess eene enne sternere nnns 3 3 3 2 2 Carrier in Carrier Redundancy Configuration ccccccccssscecssssscecsssececseaeeeceesaeeeeseaeeeeeeaaes 3 4 3 3 CDM 840 Operation 1 1 3 5 3 4 CDM 750 or CDM 760 Operation in 1 1 REAUNCANCY ssssccccssssceccsssccccensceccesssseceae
68. S TENAS NADIA xi Conventions and References 1 root eee orna pues exeo xii Patents and Tradermiatrks iecit tre nee i een ah cota Pn oaa eaae de e conn eve rege na ee xii Warnings Cautions arid Notes rtr nr rn e E ENTRE E RIEN AEE a xii Examples of Multi Hazard Notices cccccccsssssecececessesseseeeeecesceseaseeeceeecesseeaaeseeeescessesaeaeseeeeseessessaaees xii Recommended Standard Designations enne nnns xiii Safety and 2 rre tr eua TE e ao sand xiii Electrical Satety and Comipliance it tiet lieet xiii Operating Environment ore t terere ke eee eee tenter edere xiii Equipment Connection eee eee Aa a eee ee xiv European Union Radio Equipment and Telecommunications Terminal Equipment R amp TTE Directive 1999 5 EG and EN 301 489 1 nee tee eth es ite a etit C ee xiv European Union Electromagnetic Compatibility EMC Directive 2004 108 xiv European Union Low Voltage Directive LVD 2006 95 XV European Union RoHS Directive 2002 95 XV European Union Telecommunications Terminal Equipment Directive 91 263 EEC XV CEMA
69. Switch Dynamic CAM Table Entries Port 1 00 00 00 00 00 11 local PC MAC Port 3 No Ethernet Link Port 4 00 00 00 00 00 22 remote PC MAC L2 switch Control Port 4 l1 Online Modem A RF Equipment Control L2 Swilch caa v vas Port 3 Cw _ L2 Switch 4 e 125 nun 1 Offline Modem B Ethernet Port is disabled Layer 2 Switch B L2 Switch Port 4 RF Equipment 1 atot mam Remote B MAC zi j Im 00 06 60 00 22 ie e SB Remote Modem L2 Switch Figure 1 6 CDM 625 A 750 760 700 710 710G 1 1 IP Redundancy Managed Switch Mode Figure 1 6 shows a 1 1 IP Redundancy setup in Managed Switch Mode with the Ethernet data interface of both CEFD modems connected to a Layer 2 Switch Both modems are operational Modem A is Online and connected to Port 4 of the Layer 2 Switch Modem B is Offline and connected to Port 3 of the Layer 2 Switch but the Ethernet link is not active because only the Online modem will have an active Ethernet data interface Also Local PC A is connected to Port 1 of the Layer 2 Switch When Ethernet traffic is sent from Local PC A across the satellite link to remote PC B the Layer 2 Switch will learn the MAC addresses of both PCs and will have these dynamic entries in its CAM Table Port 1 MAC 00 00 00 00 00 11 Loca
70. We i Note Signal Names refer to No Fault Normal condition P1 7 J1 11 Figure A 3 Optional Y Splitter Adapter Control Cable CEFD P N CA WR13011 4 A 5 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 2 4 Optional Control Cable Non muting DB 9M gt DB 15F The optional CA 0000187 Control Cable sold separately is used in replacement of the CA WA12135 1 cable This cable keeps the offline modem s Tx IF enabled 72 00 43 00 5 ALL SOLDER AND OTHER PROCESS RELATED MATERIALS MUST BE RoHS Ez P COMPLIANT IN ACCORDANCE WITH P1 DIRECTIVE 2002 95 EC 4 FOLD BACK FOIL AND BRAID FROM CABLE To CRS 170A OVER CABLE INSULATION AND SEAL WITH CONTROL To CDM 7x0 Modem COPPER TAPE DB ASM Connector ALL WIRE TERMINATIONS SHALL HAVE A MINIMUM OF 25 INCH OF HEAT SHRINK OVER EACH SOLDER JOINT WIRE LIST 2 STRIP AND OR TIN WIRES AS REQUIRED FROM TO FOR INSTALLING TERMINALS OR CONNECTORS det USING MANUFACTURERS INSTALLATION p1 2 1 10 PROCEDURE P1 3 J1 14 N P1 4 714 APPLY CABLE PART NUMBER AND THE 1 6 1 2 BOM REV LETTER TO LABEL IN 12 HIGH p1 7 11 11 CHARACTERS USING PERMANENT MARKING 1 1 3 COLOR BLACK LOCATE APPROXIMATELY 1 9 1 12 WHERE SHOWN NOTES UNLESS OTHERWISE SPECIFIED Figure A 4 Optional Control Cable CEFD P N CA 0000187 A 6 CRS 170A L Band 1 1 Redund
71. ____ Suma G 703 Clock Extended Mode or z saree 10 MHz Internal Adjustment 999 to 999 Submit Test Mode Normal mose 1 Configuration Select Location 1 __ Save Configuration Select Location 1 2 100922 Configuration BERT Config Tx Bert State Rx Bert State 015 Tx Bert Pattern 223 1 Rx Bert Pattern 22312 Error Insert er a Submit BERT Monitor Total Error 0 000E 00 bits BER 0 000E 00 Restart Update EEHHEERHEEHEHRHEEEHREHRERERERHEREEREHEEHRHERERHEEHEHNHERHEREHREEHRHEHENEHERHEEHRHENNM Redundancy Current Redundancy State On Line Offline Unit Status No_1F1 a Force Redundancy Switch Figure 3 1 CDM 840 Web Server HTTP Interface Utility Page 3 5 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM Notes CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 3 4 750 or CDM 760 Operation in 1 1 Redundancy Manual CEFD P N MN CDM750 e CDM 760 Advanced High Speed Trunking Modem Installation and Operation Manual CEFD P N MN CDM760 Q e CDM 750 Advanced High Speed Trunking Modem Installation and Operation The CDM 750 and CDM 760 Advanced High Speed Trunking Modems automatically detect if they are connected to a 1 1 redundancy system T
72. ace Examples ccceccccssecesssccesseecseceeeececseeceseecsseeeesaeeeeseeees 4 13 4 2 4 9 1 Managed Switch Mode with without IP Packet 4 13 4 2 4 9 2 Router Mode Optional IP Packet Processor Required 4 14 4 2 4 9 3 Data Interface Connections using IP Sub Mux esses 4 15 4 2 4 10 PMSI Interface 1 4 15 4 3 Cabling to the 840 4 17 4 3 1 CRS 170A gt CDM 840 Control and IF Interface Cabling Kit 0000160 4 17 4 3 2 Unit to Switch Control Interface Connection eese eese eee 4 18 4 3 3 Unit to Switch IF Interface Connection esses esee eene enne enne nns 4 19 4 3 4 Unit to User Data Interface Connections and 4 20 4 3 4 1 RJ 45 Gigabit Ethernet Data Interface Example sees 4 20 4 3 4 2 KT 12542 G 703 750 Data Interface Kit for 6 703 Unbalanced 1 4 21 4 4 Cabling to the CDM 750 or CDM 760 senso ee sena ne 4 23 4 4 1 Modem to Switch Control and IF Interface Connection eeseeeeeneneene 4 23 4 42 Modem to User Data Interface Connections and
73. ace Kit Rx port on each interface has been tuned to be 3 dB higher amplitude to compensate for the n Be sure to connectto the lower BNC connectors labeled 1 1 on the CDI 40 ASI Data Interface The presence of the RF SA32KC IN OUT 2 way combiner MODEM A Bei 7 From User To User KT 12579 ASI CDI 40 750 Interface Kit Description Cable IF BNC 750 1 Combiner 2 way w Bracket 0 25 300 MHz 75Q BNC Figure 4 40 CDM 710 ASI 1 1 Example 4 48 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 7 2 2 HSSI Data Interface CDI 60 Interface Kit KT 12586 Figure 4 41 shows an example of a CDM 710 1 1 modem configuration with the CDI 60 HSSI Data Interface installed in Slot 1 and Slot 2 empty The figure depicts installation of one KT 12586 HSSI Interface Kit MODEM A PRO mU e ke m si E To From User MODEM B KT 12586 HSSI CDI 60 Interface Kit CEFD PartNo Qty Description PP SC3523 1 Cable RoHS Compliant HSSI Y Splitter 2X HD 50M gt HD 50F 3 Figure 4 41 CDM 710 HSSI 1 1 Example 4 49 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 7 2 3 Gigabit Ethernet Data Interface CDI 70 Example See CEFD White Paper Bridged Ethernet Interface Redundancy available for download from Comtech EF Data s Web site www comtechefdata com Figure 4 42 shows a bl
74. ancy Switch Revision 10 Appendix A MN CRS170A IOM A 2 5 Data Control Y Cable Modem to CRS 170A and CRS 150 DB 25M gt DB 25M DB 9M INDICATORS 6 ALL SOLDER AND OTHER PROCESS RELATED MATERIALS MUST BE RoHS COMPLIANT PER DIRECTIVE 2002 95 EC 5 USE METAL BACKSHELLS FOR D TYPE CONNECTORS PAIR UP TWISTED PAIRS AS SHOWN ON DRAWING WIRE REMAINING TWISTED LINK TOGETHER _ PAIRS STRAIGHT THRU IN SHELL 3 ENSURE SHIELDING FOIL AND OR BRAID IS BONDED TO METAL BACKSHELL FOR EMC SHIELDING E 48 00 1 50 4 A MARK TERMINATION ENDS IN 12 HIGH gt zy 5 Se m 25 PIN D TYPE MALE 25 PIN D TYPE MALE OVERALL SHIEL gt lt CHARACTERS USING PERMANENT MARKING COLOR BLACK LOCATE APPROXIMATELY 2 lt WHERE SHOWN 16 16 16 P1 7 2 LN APPLY CABLE PART NUMBER AND THE i T H BOM REV LETTER TO LABEL IN 12 HIGH CHARACTERS USING PERMANENT MARKING 18 TO 18 COLOR BLACK LOCATE APPROXIMATELY 19 TO 19 T WHERE SHOWN 20 TO 20 5 3PL _ A TO NOTES UNLESS OTHERWISE SPECIFIED 22 TO 22 E 12 00 lisi 23 TO 23 24 TO 24 25 TO 25 Figure 5 Data Control Y Cable CEFD P N CA WR10456 4 A 7 CRS 170A L Band 1 1 Redun
75. antities For example Sect 4 3 2 3 1 identifies the interface kit used for the G 703 PIIC data interface Figure 4 23 shows a block diagram typical for the kits shown in this section Note that this cabling diagram is not applicable to the standard Gigabit Ethernet Data Interface configuration as shown in Sect 4 3 2 1 and Figure 4 22 user provided Ethernet cables and Layer 2 Switches are used CDM 750 760 MODEM A CRS 170A Splitter Data Cable CDM 750 760 Control A FSK MODEM B User Data Interface Data Tx J6 Interface Tx B Rx Rx 1 1 Control J4 Bottom Control B Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz Figure 4 23 CDM 750 CDM 760 Block Diagram User gt Modem gt Switch gt Traffic Note that while data interface cards may be installed into both Interface Option slots only one interface is operable at a given time The following table outlines the data interface operating combinations allowable in Interface Option slots 1 and 2 of the CDM 750 CDM 760 chassis Allowable CDM 750 CDM 760 Interface Operating Combinations PIIC Slot 1 PIIC Slot 2 4 27 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 4 2 31 KT 12542 G 703 750 Data Interface Kit for Single G 703 E3 T3 PIIC MODEM A Tx from User Rx to User MADE IN DE nn Y Ja
76. atically configure the standby modem COMTECH EF DATA CDM 600 AND CDM 600L CLM 9600L MODEMS AND MUST THE CRS 150 IS AN ACCESSORY PRODUCT DESIGNED SPECIFICALLY FOR THE NOT BE USED WITH ANY OTHER EQUIPMENT Modem Side Connectors The modem side connectors shown in Figure 1 2 and outlined in the accompanying table provide all necessary external connections between the CRS 170A L Band 1 1 Redundancy Switch module and the specified Comtech EF Data modems sa 4 BWI TZ T Crop 7 rotten Te om x vi ore or iS is J6 TXB 5 J3 ControlA 2 J1 RXA J4 Control B We Omer ma n wen ma wew no oem Type N RF Output from Modem A Type N RF Output from Modem B Figure 1 2 CRS 170A Modem Side Connectors J1 J2 J6 1 3 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM 1 1 2 Antenna Side Connectors 1 2 Two 500 female Type N connectors on the antenna side of the CRS 170A L Band 1 1 Redundancy Switch module provide the coaxial cable connections to the outdoor transmit and receive equipment BUC and LNB Refer to Figure 1 3 and its accompanying table for details this image depicts the Rev A and later versions of the CRS 170A s x g Normal RS fois J7 5 6 o 35 S ad E iD NE
77. dancy Switch Revision 10 Appendix A MN CRS170A IOM A 2 6 Control Cable Modem to CRS 170A and SMS 301 DB 9M DB 15M 48 00x 5 00 FOLD BACK FOIL BRAID AND DRAIN FROM CABLE ITEM 6 OVER GROMMET AND SEAL WITH COPPER TAPE ITEM 4 AS SHOWN IN DETAIL B 5 ALL WIRE TERMINATIONS SHALL HAVE A MINIMUM OF 25 INCH OF HEAT SHRINK 3 OVER EACH SOLDER JOINT SEE DETAIL A 2 STRIP AND OR TIN WIRES AS REQUIRED FOR INSTALLING TERMINALS OR CONNECTORS USING MANUFACTURER S INSTALLATION PROCEDURE A APPLY CABLE PART NUMBER AND THE BOM SIGNAL REV LETTER TO LABEL ITEM 5 IN 12 HIGH CHARACTERS USING PERMANENT MARKING COLOR BLACK LOCATE APPROXIMATELY WHERE SHOWN NOTES UNLESS OTHERWISE SPECIFIED Figure A 6 Control Cable CEFD P N CA WR10163 1 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM This page is intentionally blank A 9 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM IF Data Interface Cables CABLE CEFD P N DESCRIPTION USED FOR TYPE USED WITH CRS 170A REF Ch 4 7 CA RF10453 4 RoHS Coax Cable Type N 500 4 Modem gt Switch IF Interface SDM 300L3 4 49 Modem gt Switch IF Interface 4 3 ASI Data Interface 4 7 G 703 Unbalanced Data Interface 4 10 G 703 E1 Unbalanced Data Interface 4 19 Single G 703 E3 T3 PIIC Data Interface 4 24 A 8 CA BNC75OHM_ RoHS Coax Cable Type BNC 750
78. depicts a CDM 700 1 1 modem configuration with installation of one CDI 50 Data Interface installed in Slot 1 for use with OC 3 data and Slot 2 empty The figure depicts installation of one KT 12585 OC 3 Single Mode Interface Kit Multi Mode configurations use the KT 12584 OC 3 Multi Mode Interface kit Mode configuration is easily distinguished by the color of the cables included in the kit for Single Mode configurations yellow cabling is used as shown in Figure 4 36 whereas a Multi Mode configuration not shown features orange cabling MODEM A x M P c En A 9 E iw a Asp Alarms o mm Fame piam M me 5 gt Ext AI 4 s MODEM B CDI 50 Optical SC connectors typical for Single Mode or Multi Mode OC 3 DCE 41 Rx Tx EK L Rx gt To User R Tx From User CEFD Part No PP CPS2A12501 KT 12584 OC 3 Multi Mode CDI 50 Interface Kit CEFD Part No Description PP CPM6A1250 Cable Assy RoHS Compliant Optical Coupler SC UPC Connectors Figure 4 36 CDM 700 OC 3 1 1 Example Single Mode shown 4 42 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 6 2 4 Gigabit Ethernet Data Interface CDI 70 Example See CEFD White Paper Bridged Ethernet Interface Redundancy available for download from Comtech EF Data s Web site www comtechefdata com Figure 4
79. e 8 Tx Rx User Data 750 Type BNC Coaxial Cable CEFD P N 75 A 13 Figure A 9 1 1 User Data Splitter Cable CEFD P N 10461 1 A 14 Figure A 10 1 1 User Data Y Splitter Cable CEFD P N 0000071 A 15 Figure A 11 1 1 Quad E1 User Data Y Splitter Adapter Cable CEFD P N 0000163 A 16 Figure A 12 Quad E1 User Data Y Splitter Adapter Cable CEFD P N 0000164 A 17 Figure A 13 Quad E1 User Data Y Splitter Adapter Cable Kit CEFD P N 0000122 A 18 Figure A 14 Overhead User Data Y Splitter Cable CEFD P N 0000070 A 19 Figure A 15 Modem to Modem Shielded Multi drop CnC Plus CDM 625 A 1 1 Cable CEFD P N CA 00002 76 i tt c etit m e eet e e he tete ed ene qd hens A 20 Figure A 16 Optical Gigabit Ethernet User Data Cable Assembly See Table for CEFD A 21 Figure 17 6 703 Balanced User Data Y Splitter Cable CEFD P N 10522 1 A 22 Figure A 18 HSSI User Data Y Splitter Cable CEFD P N 5 3523 A 23 Figure A 19 OC 3 User Data Cable Assembly See Table for CEFD
80. e on Flash On the Online modem select the Redundancy Configuration menu Figure 3 3 Observe that the correct IP Address Mask is displayed for the Local and Redundant Unit You will then need to set the Traffic IP Address Mask this also needs to be in the same subnet as the Management IP addresses 3 10 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 2515 Ele Edit Setup Control Window Help 1 1 Redundancy Configuration 1 1 Redundancy 1 1 Redundancy State Traffic IP Address Traffic Subnet Prefix Length Management IP Address Local Unit Management Subnet Prefix Length Local Unit Management IP Address Redundant Unit Management Subnet Prefix Length Redundant Unit Force Unit Offline Figure 3 3 CDM 570L CLI 1 1 Redundancy Configuration screen All configuration changes can only be made to the Online Modem and will require you to Save Parameters to permanent storage to ensure the configuration change is also applied to the Backup Modem 3 5 2 Non IP Redundancy Configuration Setup of the CDM 570L modems for 1 1 Redundancy when the terrestrial data type is non Ethernet i e 5422 G 703 is as follows Step Procedure 1 On both modems Enable 1 1 Redundancy Redundancy Configuration 1 1 Redundancy set to ENABLE 2 Connect all cables including the control cable IF cable and data Y cables to the modems and the CRS 170A Q Chapter 4 CABLES A
81. e onu ba Uo uaa e oup 4 37 4 6 1 Modem to Switch Control and IF Interface Connection ssseeseeeeeneene 4 37 4 6 2 Modem to User Data Interface Kit and Connection 4 39 4 6 2 1 Dual G 703 E3 T3 STS 1 750 Data Interface CDI 10 Kit KT 12582 and HSSI Data Interface CDI 60 Kit KT 12586 esssssseseeeeeen eene nnne nnne nnn 4 40 4 6 2 2 155 Copper Data Interface CDI 50 Kit 12583 4 41 4 6 2 3 3 Data Interface CDI 50 Kits KT 12585 Single Mode or KT 12584 Multi Mode PEE 4 42 4 6 2 4 Gigabit Ethernet Data Interface CDI 70 4 43 4 7 Cabling tothe COM 710 SEL 4 45 4 7 1 Modem to Switch Control and IF Interface Connection cccececeestececeetteeeeessteeeeeesteeeeeees 4 45 4 7 2 Modem to User Data Interface Kit and Connection 4 47 4 7 2 1 ASI 750 Data Interface CDI 40 Kit KT 12579 ccccccccscccssssssecseecssecssecsaecssecsaeseaeseeees 4 48 4 7 2 2 HSSI Data Interface CDI 60 Interface Kit 12586 4 49 4 7 2 3 Gigabit Ethernet Data Interface CDI 70 4 50 4 8 Cabling to the CDM 710G
82. e requirements contact CEFD hardware revision upgrades must be performed at CEFD The off line modem holds its Rx terrestrial data in TRI STATE as commanded by the n CRS 170A Switch Because of this it is very important to power down the off line modem before disconnecting the modem from the Switch The CDM 600L CLM 9600L and SDM 300L3 modems do not have built in switching capability for the terrestrial data side of the link For the CDM 600L CLM 9600L 1 1 redundancy requires both a CRS 150 switch to act as controller and terrestrial data switch and a CRS 170A to perform the L Band switching The CRS 170A is required because the CRS 150 RF switching is limited to the CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM 70 140 MHz band and will not handle the high current BUC power supply multiplexed onto the transmit coaxial cable Similarly the SDM 300L3 requires an SMS 301 switch together with the CRS 170A In both cases the CRS 170A is controlled by the supporting data switch and places the A or B modem RF online to match the data switch state The CDM 600L CLM 9600L modems supply redundant power to the CRS 170A through the CRS 150 The SMS 301 itself has redundant power supplies and feeds power to the CRS 170A through the control cable Online standby modem configuration matching is provided by the CRS 150 controller communication with the CDM 600L CLM 9600L modem The SMS 301 does not autom
83. ecssececsseceseecsseecesaecceseeceseeecaeeeeaaeceeseeens 4 8 Figure 4 7 625 ASI 1 1 Example ccccccescccsssccessecessseceseeecsascecsseceseceseecesaeceeseeceseeecsaeeeeaaeeeeseeens 4 9 Figure 4 8 CDM 625 A Quad E1 1 1 Example nnne 4 10 Figure 4 9 CDM 625 A 6 703 Balanced 1 1 Example sssseseeeeeenereen enne 4 11 Figure 4 10 CDM 625 A 6 703 Unbalanced 1 1 Example ccccccssscecssecesscecsseceessecesseecseeeesseeeesecessees 4 11 Figure 4 11 CDM 625 A Overhead 1 1 Example ccccccssccesssecsssceessececsceceseecsseecsaecesseecsseeeeseeecsaecessees 4 12 Figure 4 12 CDM 625 A ESC 1 1 Example ssssesseeeseeeenennren ennt enne ennt 4 12 Figure 4 13 CDM 625 A 10 100 Ethernet 1 1 Example Managed Switch 4 13 Figure 4 14 CDM 625 A 10 100 Ethernet 1 1 Example Router 4 14 Figure 4 15 CDM 625 A PMSI 1 1 Example ccccccssccccssccesscecseeecssececssecesseccaeeeesseceeseeceseeeeaeeeeaaecessees 4 15 Figure 4 16 CDM 840 Unit to Switch Control CONNECTIONS ccccccccccecessessssececeeecessessaeseeeessessessaaeess 4 18 Figure 4 17 CDM 840 Unit to Switch L Band IF 4 19 Figure 4 18 CDM 840 RJ 45 Gigabit Ethernet 1 1 Example 4 20
84. er output and A B switch control outputs to the CRS 170A The SMS 301 has its own redundant power supplies so the CRS 170A receives redundant power Operation here is similar to operation with two CDM 600L CLM 9600L modems and a CRS 150 switch The SMS 301 operates as the principal switch and controller with the CRS 170A providing the required switching for L Band signals references and power supplies that the SMS 301 cannot handle The SMS 301 connects to two modems an online unit and a standby unit monitors the fault status of these two units and controls the routing of data to and from the two units IF signals 10MHz reference signals DC power for the BUC and LNB and FSK signaling to the BUC are switched in the CRS 170A under control of the SMS 301 In the case of an equipment failure automatic switching takes place to protect the traffic circuit Consult the Comtech EF Data SMS 301 Redundancy Switch Installation and Operation Manual for detailed information on operation of the SMS 301 All operation as a 70 140 MHz modem switch applies except that the RF switching is done in the CRS 170A DIP switches on the CRS 170A s front panel are set to establish modem specific operation With the SDM 300L place the Mode switch in the SDM 300L CDM 600L CLM 9600L position and push the Switch Condition switches to the OFF position See Section 3 7 Switch DIP Settings for detailed information CRS 170A L Band 1 1 Redundancy Switch Revision 10 I
85. eration of the CRS 170A the CDM 570L Satellite Modems must have the following installed If the modems do not meet this requirement contact Comtech EF Data Firmware updates are free and may be downloaded from the CEFD web page Hardware revision upgrades must be performed at CEFD Because the modem automatically detects if it is connected to a 1 1 redundancy system the steps required to configure both modems are minimal Use each modem s front panel to fully configure monitor and control the modem operation The front panel keypad and display are used to display all available options Nested menus display all prompts needed to carry out a required action Refer to the pertinent modem s user manual for detailed configuration information Alternately configuration monitoring and control of redundant systems is possible via remote means over an EIA 485 multi drop bus using the Serial console Command Line Interface where data is transmitted in asynchronous serial form using ASCII characters see Figure 3 2 Refer back to the modem manual for detailed information on either methodology 3 9 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 3 5 4 IP Redundancy Configuration Setup of a CDM 570L 1 1 IP Redundancy System using the CLI is as follows Step 1 Procedure The two modems will need a n E thernet c onnection t o eac h ot her t hrough Lay er 2 switch preferred or hub
86. es user provided cables and Layer 2 switching The modem specific sections in this chapter identify the redundancy kit required for that particular configuration The individual redundancy kit item s required to assemble specific interface examples are further identified a single 1 1 redundancy system at a given time For example when using the CDM 625 A in a 1 1 system you are unable to establish an ASI interface together with a G 703 Unbalanced interface or an EIA 422 232 interface together with an HSSI interface Therefore the quantities of cables and accessories furnished with each redundancy kit have been predetermined with this operational limitation taken into consideration D e Itis physically impossible to connect all available data interface solutions within e The type of 1 1 Y Splitter cable required for modem to user interconnection depends on your data interface It is essential to ensure that the control and IF connections both Rx and Tx are made correctly CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 Cabling to the CDM 625 A e Chapter 3 MODEM AND SWITCH CONFIGURATION e CDM 625 A Advanced Satellite Modem Installation and Operation Manual CEFD P N MN CDM625 A Q 1 For information on the CDM 625 A s 1 1 auto enable functionality see 2 Forinformation on the cables and cable a
87. he KT 12551 CRS 170A L Band 1 1 Redundancy Kit terrestrial data interface components kits must be ordered separately Note the following 1 To provide user access to modem Fault Summary Relay Control Y Cable CA WR13011 4 sold separately is available for use in place of the CA WR12135 1 cable 2 Control Cable CA WR12135 1 will mute the Offline modem s Tx IF If this is not desired then an alternate cable Control Cable CA 0000187 sold separately is available for use in place of the CA WR12135 1 cable CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM To User From User Upconverter Downconverter an J7 Rx See Notes 3 MODEM A KT 12551 CRS 170A L Band 1 1 Redundancy Kit CEFD Part No Description PL 10129 1 CRS 170A Switch Top Assembly CAIRF 10453 4 Cable RoHS Compliant L Band N 4 CAIWR12135 1 Notes 1 2 Cable Assy RoHS Compliant Control Adapter Figure 4 32 CDM 700 Modem to Switch Control amp IF Connections KT 12551 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 6 2 Modem to User Data Interface Kit and Connection Examples In addition to the control and IF switch to modem cabling shown in the previous section a number of data interface configurations are available for use with the CDM 700 The kits featured in this section can be supplied with the CRS 170A for use with the
88. i Drop CnC PLUS 1 1 Cable bypasses the CRS 170A L Band 1 1 Redundancy Switch If CnC is enabled with CDM 625 A 1 1 pair before any switch configurations can be made specific configuration steps must be taken with each CDM 625 A to ensure proper operation of the pair within a configured CRS 170A L Band 1 1 Redundancy System Wc Chapter 3 MODEM AND SWITCH CONFIGURATION MODEM A m se tT da gt M ap Gama ED MODEM B 0000276 CDM 625 A Data Cable Shielded Multi drop CnC Plus 1 1 2X DB 9M 1 Figure 4 15 CDM 625 A PMSI 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM Notes CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 3 Cabling to the CDM 840 e Chapter 3 MODEM AND SWITCH CONFIGURATION e CDM 840 Remote Router Installation and Operation Manual CEFD P N MN CDMS840 Q 1 For information on the CDM 840 s 1 1 auto enable functionality see 2 Forinformation on the cables and cable assemblies specified in this section see e Appendix A CABLE DRAWINGS 4 3 1 CRS 170A gt CDM 840 Control and IF Interface Cabling Kit KT 0000160 4 3 4 for CDM 840 terrestrial data interface configuration and connection Terrestrial data interface components kits must be ordered
89. ion kits are available for use with the CDM 750 CDM 760 4 4 2 1 RJ 45 Gigabit Ethernet Data Interface Example When no optional data interfaces are installed via the available J7 Optical port or Plug In Interface Card PIIC slots by default the CDM 750 CDM 760 provides a 10 100 Ethernet data interface via two copper RJ 45 Gigbabit Ethernet also referred to as GigE or GbE Interface ports Figure 4 21 shows a block diagram and cabling example of a CDM 750 CDM 760 1 1 modem configuration using these RJ 45 ports this example depicts use of both ports Direct connection is made with user provided Ethernet cables and Layer 2 switches so no cables or kit is required Fthemet CDM 750 760 Provided MODEM A CRS 170A by User J3 Top Control A Ethernet User Data Equipment Interface CDM 750 760 MODEM B 2 10 100 Ethernet Traffic Rx L Band Provided LNB DC ByUse Rx 2 10 MHz Provided by User E J4 Bottom Control B Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz MODEM A To Ethernet User Data _ se Equipment Interfaces Av Layer 2 Ethernet Switches Typical Proviced by User Figure 4 21 CDM 750 CDM 760 RJ 45 Gigabit Ethernet 1 1 Example 4 25 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 4 2 2 Optical Gigabit Ethernet Interface Option Example
90. ions and Flicker e Federal Communications Commission Federal Code of Regulation FCC Part 15 Subpart B TO ENSURE THAT THE UNIT COMPLIES WITH THESE STANDARDS OBEY THESE INSTRUCTIONS e Use coaxial cable that is of good quality e g RG58 U 500 or RG59 U 750 for connections to the IF Tx and Rx transmit and receive BNC female connectors e Use Type D connectors that have back shells with continuous metallic shielding ri Type cabling must have a continuous outer shield either foil or braid or both The shield must be bonded to the back shell xiv CRS 170A L Band 1 1 Redundancy Switch Revision 10 Preface MN CRS170A IOM e Operate asll products with their covers on at all times European Union Low Voltage Directive LVD 2006 95 EC Type of power cord required for use in the European Community AN CAUTION Double pole Neutral Fusing ACHTUNG zweipolige bzw Neutralleiter Sicherung International Symbols Q For additional symbols refer to Warnings Cautions and Notes listed earlier in this Preface European Union RoHS Directive 2002 95 EC This unit satisfies with exemptions the requirements specified in the European Union Directive on the Restriction of Hazardous Substances in Electrical and Electronic Equipment EU RoHS Directive 2002 95 EC European Union Telecommunications Terminal Equipment Directive 91 263 EEC In accordance with the European Union Telecommunications Terminal
91. ipment was sent to Comtech EF Data All equipment returned for warranty repair must have a valid RMA number issued prior to return and be marked clearly on the return packaging Comtech EF Data strongly recommends all equipment be returned in its original packaging Comtech EF Data Corporation s obligations under this warranty are limited to repair or replacement of failed parts and the return shipment to the buyer of the repaired or replaced parts Limitations of Warranty The warranty does not apply to any part of a product that has been installed altered repaired or misused in any way that in the opinion of Comtech EF Data Corporation would affect the reliability or detracts from the performance of any part of the product or is damaged as the result of use in a way or with equipment that had not been previously approved by Comtech EF Data Corporation xvi CRS 170A L Band 1 1 Redundancy Switch Revision 10 Preface MN CRS170A IOM The warranty does not apply to any product or parts thereof where the serial number or the serial number of any of its parts has been altered defaced or removed The warranty does not cover damage or loss incurred in transportation of the product The warranty does not cover replacement or repair necessitated by loss or damage from any cause beyond the control of Comtech EF Data Corporation such as lightning or other natural and weather related events or wartime environments The warranty does not
92. ition to the control and IF switch to modem cabling shown in the previous section a number of data interface configuration kits are available for use with the CDM 710 MODEM A Y Splitter User Data Interface Data Interface J2 Rx B J4 Bottom B Control Figure 4 39 CDM 710 Block Diagram User gt Modem gt Switch gt Traffic Figure 4 39 shows a block diagram typical for the kits shown in Sects 4 6 2 1 and 4 6 2 2 Separate cabling kits are needed for these CDM 710 data interfaces For example Sect 4 6 2 1 identifies the interface kit used for the CDI 40 ASI Data Interface With the exception of the CDI 70 Gigabit Ethernet Data Interface configuration shown in Sect 4 6 2 3 where user provided Ethernet cables and Layer 2 Switch are used one interface kit per 1 1 modem pair is required for each user interface see examples for specified quantities The data interface combinations allowable in Interface Slots 1 and 2 of the CDM 710 chassis are as follows Allowable CDM 710 Combinations Interface Slot 1 Interface Slot 2 6D coc None GbE CDI 70 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 7 2 1 ASI 750 Data Interface CDI 40 Kit KT 12579 Figure 4 40 shows an example of a CDM 710 1 1 modem configuration with the CDI 40 ASI Data Interface installed in Slot 1 and Slot 2 empty The figure depicts installation of one KT 12579 ASI Interf
93. l PC A Port3 No entries port down Port 4 MAC 00 00 00 00 00 22 Remote PC B CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM Layer 2 Switch Dynamic CAM Table Entries Port 1 00 00 00 00 00 11 local PC MAC Ac Port 3 00 00 00 00 00 22 remote PC MAC Port 4 No Ethernet link Control L2 switch Port 4 Q3 mmm s coos rt Portis dat Control L2 Switch TX B Port 3 RXB OGS ejeg mim TX RF Equipment RX Online Modem B Layer 2 Switch B L2 Switch Port 4 TX S RX RF Equipment B CPE 1700650000022 va i i ege mulum nus Remote Modem L2 Switch Port 1 Figure 1 7 CDM 625 A 750 760 700 710 710G 1 1 IP Redundancy Managed Switch Mode Switchover As shown in Figure 1 7 in the event of a fault occurring on the Online Modem A the following will occur e Modem A goes Offline and disables its Ethernet data interface e Simultaneously Modem B goes Online and enables its Ethernet data interface e Layer 2 Switch A senses that Port 4 is no longer active and clears the CAM table entries for that port e When the next Ethernet packet from Local PC A destined for Remote PC B arrives at Switch A there is no CAM entry for the PC B MAC so it will be broadcast to all active ports e When the next Ethernet packet from Remo
94. l to fully configure monitor and control the modem operation The front panel keypad and display are used to display all available options Nested menus display all prompts needed to carry out a required action Refer to the pertinent modem s user manual for detailed configuration information CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 3 6 1 IP Redundancy Configuration Setup of the CDM 700 CDM 710 CDM 710G modems for 1 1 IP Redundancy i e when the terrestrial data type is GigE is as follows Step Procedure 1 Before c onnecting t he m odems t o t he C RS 170A y ou will ne ed to first configure t he following IP module settings on the modems From the modem front panel CONFIG gt AUX Redundancy Mode gt ENA DIS set to Disable 2 On both modems set the redundancy to the Enable state CONFIG gt AUX Redundancy Mode gt ENA DIS set to Enable Press ENTER to save parameters to flash memory 3 Connect all cables including the control cable IF cable and data cables to the modems and the C RS 170A Additionally both modems will need an Ethernet connection to each other through a Layer 2 switch Q Chapter 4 CABLES AND CONNECTIONS 4 Verify that one modem is ONLINE by the front panel LEDs also verify that the ONLINE LEDs for the CRS 170A indicate the same online state as the modems require to Save Parameters to permanent storage to ensure Q All configura
95. ng shown previously a number of data interface configurations are available for the CDM 625 and CDM 625A Advanced Satellite Modems The block diagram shown in Figure 4 4 is typical for the examples shown in Sects 4 2 4 1 through 4 2 4 9 With the exception of the 10 100 Ethernet Interface configuration shown in Figure 4 13 where customer supplied Ethernet cables and Layer 2 switches are used one cable component set per 1 1 modem pair is required for each user interface see examples for specified quantities CDM 625 A MODEM A CRS 170A E Data Interface Y Splitter Data Cable Rx A l J3 Top User Data ae Interface CDM 625 A Control A FSK MODEM B J6 Tx B J2 J7 Rx B Rx 1 1 Control J4 Bottom Control B Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz Figure 4 4 CDM 625 A Block Diagram User gt Modem gt Switch gt Traffic CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 4 1 422 232 V 35 Interface Example MODEM A ipis 8 m L3 D ie emm mg mm Sp NB gt C cui MODEM B CEFD PartNo CA RB10461 1 Cable 1 1 Y Splitter 2X DB 25M gt DB 25F Figure 4 5 CDM 625 A EIA 422 232 V 35 1 1 Example 4 2 4 2 HSSI Interface Example MODEM A com ESSERE o cam To User MODEM B i um
96. ntroduction MN CRS170A IOM 1 3 Summary of Specifications Equipment Type Manufacturer Supported Comtech EF Data Modems Operating Modes Architecture Switch Conditions IF Switching Splitting BUC Power Switching BUC 10 MHz Reference Switching BUC FSK Comm Switching LNB Power Switching LNB 10 MHz Reference Switching Tx Rx Isolation IF Impedance IF Connectors IF Frequency Range L Band 1 1 Redundancy Switch Comtech EF Data Tempe Arizona e CDM 625 A with without optional IP Packet Processor e CDM 840 Remote Router e CDM 750 e CDM 760 e CDM 570L e CDM 570L with optional IP Module e CDM 700 e CDM 710 e CDM 710G e CDM 600L CLM 9600L with CRS 150 1 1 Data Switch e SDM 300L3 with SMS 301 1 1 Data Switch e Fully Automatic under control of supporting 1 1 switch e Manual under control of supporting 1 1 switch e Full bridging architecture when supported by C RS 150 or SMS 301 data switching and control with configuration synchronization e Txr edundancy s upports al B UC i nterface s ignals RF 10M Hz reference FSK communications and power supply e RxIFsignalfedto both Online and S tandby units Rx s witching supports all LNB interface signals RF 10 M Hz reference and power supply Tx Rx switching follows state of supporting data switching via control input from data switch e TXIF Switched by RF relay 1 5 dB max loss 40 dB min ON OFF isolation e Rx IF Passive power split
97. oHS COMPLIANT PER DIRECTIVE 2002 95 EC APPLY CABLE PART NUMBER ANO REVISION LEVEL FROM PARTS LIST IN 12 HIGH CHARACTERS USING PERMANENT MARKING LOCATE APPROX WHERE SHOWN NOTES UNLESS OTHERWISE SPECIFIED Figure A 9 1 1 User Data Splitter Cable CEFD P N CA RB10461 1 A 14 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 4 Modem to User CDM 625 A Data Y Splitter Cable 2X DB 9M gt DB 9F 2X DB 9M WIRE LIST FROM COMMENTS Sa x TWISTED PAIR IST TR P27 P37 TWISTED PAIR 1 4 2 4 P3 4 TWIST AIR 1 2 8 P3 8 ied t decina 1 P2 3 P3 3 SHIELD c c c c amp c c ojo Figure A 10 1 1 User Data Y Splitter Cable CEFD P N CA 0000071 A 15 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 5 Modem to User Quad E1 Y Splitter Adapter Cable 2X DB 15F gt DB 9M This optional adapter cable may be purchased from Comtech EF Data to adapt the Balanced G 703 or Auxiliary G 703 DB 9F modem connections to a DB 15F connector pair The DB 9M end of this cable plugs into the User connector side DB 9F of the CA 0000071 Y Splitter cable shown in Figure A 8 2X DB 15F 1 41 2 21 LABELED Port 1 3 5 2 LABELED Port 2 or 4 Portior3Txin anes Cm D RS Figure A 11 1 1 Quad E1 User Data Y Split
98. ock diagram and cabling example of a CDM 710 1 1 modem configuration with a CDI 70 Gigabit Ethernet Data Interface in Slot 2 and Slot 1 empty User provided Ethernet cables are connected directly to the interface so no kit is required Etemet MODEM A Provided J1 Tx by User Ethernet 1000 Base T Layer 2 Eth Ethernet thernet Switch Ethemet E Data Cable quipment Provided Interface by User J4 Bottom L B Control MODEM A MODEM B Layer 2 Ethernet Switch Provided by User To Ethernet User Data Equipment Interface Figure 4 42 CDM 710 Gigabit Ethernet GigE 1 1 Example 4 50 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 8 Cabling to the CDM 710G the CDM 710 Broadcast Satellite Modems for 1 1 operation see e Chapter 3 MODEM AND SWITCH CONFIGURATION CDM 710G High Speed Satellite Modem Installation and Operation Manual CEFD P N MN CDM710G IOM 1 Forinformation on configuring the CRS 170A L Band 1 1 Redundancy Switchwith 2 For information on the cables and cable assemblies specified in this section see e Appendix A CABLE DRAWINGS 4 8 1 Modem to Switch Control and IF Interface Connection Figure 4 43 shows the control and IF connections for the CDM 710G to the CRS 170A As with the CDM 710 all control and IF components are provided for the CDM 710G in the KT 12551
99. ons References to the old designations may be shown when depicting actual text e g RS 232 displayed on front panel menus Web Server pages serial remote interfaces Telnet Command Line Interfaces CLIs or unit rear panels All other references in the manual refer to EIA designations The user should carefully review the following information Safety and Compliance Electrical Safety and Compliance The unit complies with the EN 60950 Safety of Information Technology Equipment Including Electrical Business Machines safety standard The equipment is rated for operation at 12 volts DC It has a maximum power consumption of 4 5 Watts and draws a maximum of 250 mA at 12 volts DC and 120 mA at 12 volts DC The power supply current is in all circumstances supplied by either a single Comtech EF Data modem or a pair of these modems IF THE UNIT IS OPERATED IN A VEHICLE OR MOVABLE INSTALLATION MAKE SURE THE UNIT IS STABLE OTHERWISE EN 60950 SAFETY IS NOT GUARANTEED Operating Environment DO NOT OPERATE THE UNIT IN ANY OF THESE EXTREME OPERATING CONDITIONS AMBIENT TEMPERATURES LESS THAN 0 C 32 F OR MORE THAN 50 122 F e PRECIPITATION CONDENSATION OR HUMID ATMOSPHERES OF MORE THAN 95 RELATIVE HUMIDITY e UNPRESSURIZED ALTITUDES OF MORE THAN 2000 METRES 6561 7 FEET e EXCESSIVE DUST e FLAMMABLE GASES CORROSIVE OR EXPLOSIVE ATMOSPHERES xiii CRS 170A L Band 1 1 Redundancy Switch Revision 10
100. ontroller State Machine in the CRS 150 decides whether the A or B unit is to be the online unit It asserts a control signal to the standby unit which mutes its Tx IF carrier and simultaneously indicates to the microcontroller within the standby unit that the unit is no longer online Consequently the online LED on the front panel of the standby modem is extinguished and the standby status is also reported over the remote control bus so an external M amp C system can determine the state of the redundancy system At the same time a green LED will illuminate on the front of the CRS 150 to indicate whether the A or B unit is online and a green LED on the antenna side of the CRS 170A will indicate the same status DIP switches on the CRS 170A s front panel are set to establish modem specific operation With the CDM 600L CLM 9600L place the Mode switch in the SDM 300L CDM 600L CLM 9600L position and push the Switch Condition switches to the OFF position See Section 3 7 Switch DIP Settings for detailed information CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM 1 2 4 Operation with SDM 300L3 and SMS 301 The SMS 301 is modified from the standard version that operates with 70 140 MHz IF SDM 300A modems The BNC IF connectors are removed since the connectors and internal switching are not suitable for L Band operation Signals on the Status Faults connector J14 are modified to provide 12VDC pow
101. ot 1 empty User provided Ethernet cables are connected directly to the interface so no kit is required Ethernet Cable MODEM A Provided js Tx TxA J8 J1 RxA Layer 2 Ethernet i J3 Top A Control Switch 1 1 Control User Data Lm CRSATOA Interface Provided Provided J6 by User by User TxB J2 RxB J7 Bottom L B Control MODEM A MODEM B Layer 2 Ethernet Switch Provided by User To Ethernet User Data Equipment Interface Figure 4 47 CDM 710G Gigabit Ethernet GigE 1 1 Example 4 56 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 9 Cabling the CDM 600L CLM 9600L Operation Manual CEFD P N MN CLM9600L IOM e Comtech EF Data CRS 150 1 1 Redundancy Switch Installation and Operation Manual CEFD P N MN CRS150 10M e Appendix A CABLE DRAWINGS Q e Comtech EF Data CLM 9600L Open Network Satellite Modem Installation and The block diagram shown in Figure 4 48 depicts connection of a pair of CDM 600L CLM 9600L Open Network Satellite Modems together with the CRS 150 and CRS 170A switches Cable assemblies that may be supplied with the CRS 170A when used with the CDM 600L CLM 9600L and CRS 150 are listed in the table included in Figure 4 48 ensure that screw locks on the D type connectors are securely fastened This will prevent the accidental unmating of the cable particularly when a standby unit is being
102. r interface see examples for specified quantities MODEM A T X Data Tx Note 1 J5 Splitt Interface Tx A E CDM 570L Rx Data J1 1 1 2 Rx A L Control User Data 7 H J3 Top Interface A Control MODEM B CRS 170A Data Tx J6 Rx Interface Tx B L Band CDM 570L Rx LNB DC 1 1 Note 2 Control Rx J2 Rx B J7 J4 Bottom B Control Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz Figure 4 27 CDM 570L Block Diagram User gt Modem gt Switch gt Traffic of the examples that follow are provided in the KT 10860 1 CDM 570L 1 1 Q Unless otherwise specified the interface cables and components identified in each Redundancy Kit see Sect 4 4 1 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 5 4 1 EIA 422 232 Interface Example MODEM A B mio O c E 3 ELIO cH m cE 5 EEO s ode sae 1 4 1 CA RB10461 1 Cable 1 1 Y Splitter 2X DB 25M gt DB 25F Figure 4 28 CDM 570L EIA 422 232 1 1 Example 4 5 4 2 G 703 Balanced Interface Example MODEM A LII 9 E 8 me m 8 To User pm Ce TOn F Teim Pie oem ue 10 100 Ethernet z CA WR10522 1
103. re 5 1 CRS 170A Modem and Antenna Side Connectors CRS 170A L Band 1 1 Redundancy Switch Revision 10 Connector Pinouts MN CRS170A IOM 5 2 Modem Side Type N IF Connectors 7 Four 500 Type female connectors are provided on the modem side of the CRS 170A L Band 1 1 Redundancy Switch module Refer to Table 5 1 for details Table 5 1 Modem Side Type N Connectors LNB 10 MHz Ref cw murem n v TX IF signal BUC 10 MHz Ref TXA J5 BUC FSK Comm In Out 5 2 CRS 170A L Band Connector Pinouts 1 1 Redundancy Switch Revision 10 MN CRS170A IOM 5 3 J3 Control Connector Modem A Top DB 9F m Refer to Table 5 2 for pin assignments e Table 5 2 J3 Modem Control Connector Pin Assignments ss Sigal Functon ____ smomm oan 1 5 Tiam AXSECKA m Note the following Pins 2 3 and 4 carry signals looped through the switch module from Modem B to Modem A while pins 6 7 and 8 loop the same signals from Modem A through to Modem B The 12VDC input which is diode OR ed with the corresponding 12VDC input from Modem B powers the switch module 5 3 The Modem A Control connector is a 9 pin Type D female interface located onthe modem side of the CRS
104. rmation on the CDM 750 or CDM 760 s 1 1 auto enable functionality 2 Forinformation on the cables and cable assemblies specified in this section see e Appendix A CABLE DRAWINGS 4 4 1 Modem to Switch Control and IF Interface Connection Terrestrial data interface components kits must be ordered separately See Sect Q 4 3 2 for CDM 750 CDM 760 terrestrial data interface configuration and connection examples and details Figure 4 20 shows the control and IF connections for the modem to the CRS 170A Switch All control and IF components are provided for the modem in the KT 0000160 CRS 170A L Band 1 1 Redundancy Kit 4 23 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM To User From User Upconverter Downconverter UT amp 79 MODEM A KT 0000160 1 1 Redundancy Control IF Interface Cabling Kit CRS 170A gt CDM 750 CDM 760 ltem CEFD PartNo Qty Description CRS 170A Switch Top Assembly Control Cable Universal DB 9M gt DB 9M 4 RoHS Compliant Cable IF Tx Rx 500 Type N 4 Figure 4 20 CDM 750 CDM 760 Modem to Switch Control amp IF Connections Kit KT 0000160 4 24 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 4 Modem to User Data Interface Connections and Examples In addition to the control and IF switch to modem cabling shown in the previous section a number of data interface configurat
105. rough Sect 3 7 e Second once the modems have been properly configured for 1 1 redundant operations set the DIP switches on the CRS 170A tothe correct modem selection as outlined in this chapter in Sect 3 8 CRS 170A Switch DIP Settings e Third once the modem and switches have been properly configured connect the cables between the powered OFF modems and switch as outlined in Chapter 4 CABLES AND CONNECTIONS 3 1 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM CRS 170A L Band 1 1 Redundancy Switch Modem and Switch Configuration 3 2 3 2 1 Revision 10 MN CRS170A IOM Configuring CDM 625 As for 1 1 Redundancy Q e CDM 625A Advanced Satellite Modem Installation and Operation Manual CEFD P N MN CDM625A e CDM 625 Advanced Satellite Modem Installation and Operation Manual CEFD P N MN CDM625 The CDM 625 A Advanced Satellite Modem automatically detects if it is connected to a 1 1 redundancy system the steps required to configure both modems are therefore minimal with some exceptions User Remote Ethernet M amp C Interface If the CDM 625 A has the optional IP Packet Processor installed and enabled 1 1 Redundancy is controlled from the CDM 625 A Web Server Interface Redundancy page When both the traffic and backup modems are equipped with the optional IP Packet Processor and are connected to the CRS 180 L Band 1 1 Redundancy Switch CD
106. s will prevent the accidental unmating of the cable particularly when a standby unit is being removed or replaced D When connecting the Control cable between the CRS 170A and the SMS 301 ensure MODEM A Tx CP1 J5 SDM 300L3 TxA J8 J1 J2 A J8 CP3 Rx A J3 Top A Control SMS 301 o gt MODEM B CRS 170A User Data Interface CP1 J6 SDM 300L3 Dl J2 J8 CP3 RxB V J4 Bottom Control Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz CEFD Part No Qty Description CA WR10163 1 1 Cable Control SMS 301 gt CRS 170A DB 15M gt DB 9M 4 CA RF10453 4 4 RoHS Compliant Cable IF Tx Rx 50 Type N 4 Figure 4 49 SDM 300L3 Block Diagram Cable Connection Chapter 5 CONNECTOR PINOUTS 5 1 Overview The CRS 170A L Band 1 1 Redundancy Switch connectors shown in Figure 5 1 provide all necessary external connections between the switch module and the specified Comtech EF Data modem J6TXB J5TXA J3ControlA J2RXB J1RXA J 4 Control B Modem Side Connectors Rx e gm E Dumb Controller a E Unit Tx Unit Rx Switch Conditions J8 4 Online B e Antenna Side Connectors Rev A and later version shown Mode Directive EN55022 EN50082 1 properly shielded cables To maintain compliance with the European EMC are required for data I O Figu
107. separately See Sect examples and details Comtech EF Data s KT 0000160 1 1 Redundancy Control IF Interface Cabling Kit is required for control and L Band switch to unit cabling connections KT 0000160 1 1 Redundancy Control Interface Cabling Kit CRS 170A gt CDM 840 PL 10129 1 CRS 170A Switch Top Assembly 1 1 Redundancy CAWR9378 4 2 Universal DBM gt CDM 840 gt Switch Control CAIRF10453 4 a Cable IF 5000 cow 840 gt Switch IF Interface See Sect 4 3 2 and Figure 4 16 in this chapter for details of the CDM 840 Unit to Switch Control Interface connection and Sect 4 3 3 and Figure 4 17 for details of the CDM 840 Unit to Switch IF Interface connections Information for connecting a pair of CDM 840s together with the CRS 170A L Band 1 1 Redundancy Switch module is provided here the table that accompanies each figure lists the cables provided in KT 0000160 for this initial setup CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 3 2 Unit to Switch Control Interface Connection that screw locks on the D type connectors are securely fastened This will prevent the Q When connecting the Control cable between the CRS 170A and the CDM 840s ensure accidental unmating of the cable particularly when a standby unit is being removed or replaced UNIT A 4 ai P 9 M UNIT B 5 on ve T y d
108. ssees 3 7 3 5 Configuring CDM 570Ls for 1 1 Redundancy eese eese esee eee eene 3 9 3 5 1 Redundancy Configuration sese 3 10 3 5 2 Non IP Redundancy eene nnne ener nnn 3 11 3 6 Configuring CDM 700s CDM 710s CDM 710Gs for 1 1 Redundancy 3 13 3 6 1 Redundancy seran nans nnn 3 14 3 6 2 Redundancy Configuration cccccccccccscssssssssecececsesesesnsaeeececesseseaeaeeeesesssesseaeeeesens 3 14 3 7 CDM 600L CLM 9600L Operation in 1 1 3 15 3 8 SDM 300L3 Operation in 1 1 3 15 3 9 CRS 170A Switch DIP Settings eoe eere ono eee pe nues ann e atn e eus snas ora a eno saa e oa ona s 3 17 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Table of Contents MN CRS170A IOM CHAPTER 4 CABLES AND CONNECTIONS cccccssssssssescececcscscssssssccsscscacssssesseeseessanaasssseeeseeees 4 1 4 1 a cae Pa Hi eee ra Eia en ka 0a aU Foie Ee oou en Ea ooa area oon 4 1 4 2 Cabling to the 625
109. ssemblies specified in this section see e Appendix A CABLE DRAWINGS 4 2 1 1 CRS 170A gt CDM 625 A Control and IF Interface Cabling Kit KT 0000160 Terrestrial data interface components kits must be ordered separately See Sect Q 4 2 4 for CDM 625 A terrestrial data interface configuration and connection examples and details Comtech EF Data s KT 0000160 1 1 Redundancy Control IF Interface Cabling Kit is required for control and L Band switch to modem cabling connections KT 0000160 1 1 Redundancy Control IF Interface Cabling Kit CRS 170A gt CDM 625 A CEFD Part No Description Ch 4 Fig PL 10129 1 CRS 170A Switch Top Assembly 1 1 Redundancy m CAWR9378 4 SOB PPM Modem gt Switch Contro RoHS Compliant Cable IF Tx Rx 4 2 CA RF10453 4 500 Type N 4 Modem gt Switch IF Interface 4 3 See Sect 4 2 2 in this chapter for details of the CDM 625 A Modem to Switch Control Interface connection and Sect 4 2 3 for details of the CDM 625 A Modem to Switch IF Interface connections Here Figure 4 1 through Figure 4 3 show how to connect a pair of CDM 625 A modems together with the CRS 170A L Band 1 1 Redundancy Switch module the table that accompanies each figure lists the cables provided in KT 0000160 for this initial setup 4 3 CRS 170A L Band 1 1 Redundancy Switch Revision 10 MN CRS170A IOM Cables and Connections 4 2 2 Modem to Switch Control Interface Connection that screw locks on the D
110. t IP address on the same subnet 172 18 10 21 24 and 172 18 10 22 24 as shown in Figure 1 4 and Figure 1 5 This is used to share the param file A Traffic IP address on the subnet must also be assigned 172 18 10 20 24 in the online modem Whichever modem is online will assume the Traffic IP When there is a switchover to the backup modem this modem will now assume the Traffic IP As shown in Figure 1 5 the backup modem will also broadcast a gratuitous ARP that will tell all local devices to now associate a new MAC address for the Traffic IP 172 18 10 20 Each device will update their ARP tables and traffic will resume virtually instantaneously 1 7 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM Online Modem Assumes Traffic IP 172 18 10 20 24 Control A 172 18 10 21 24 00 06 b0 00 ee 11 RX A a ERI m 0 CDM 570 570L Control 172 18 10 22 24 RX B 00 06 b0 00 ee 22 0 H opl wm 0 CDM 570 570L Layer 2 Switch Figure 1 4 CDM 570L 1 1 IP Redundancy Router Mode A Online CRS 170A L Band 1 1 Redundancy Switch Introduction 172 18 10 21 24 Revision 10 MN CRS170A IOM Layer 2 Switch T 0 60 um 172 18 10 22 24 00 06 b0 00 ee 22 ER r oc H oit uum CDM 570 570L Modem goes Online Assumes Traffic IP 172 18 10 20 24 Sends Gratuitous ARP 00 06 b0 00 ee 11 Figure 1 5 CDM 570L 1 1 IP
111. t is complete Inspect the equipment for any possible damage incurred during shipment Contact 3 the carrier and Comtech EF Data immediately to submit a damage report if damage is evident operation Review this manual and the pertinent modem s Installation and 4 Operation Manual carefully to become familiar with 1 1 redundancy Proceed to Sect 2 2 Mounting CRS 170A L Band 1 1 Redundancy Switch Revision 10 Installation MN CRS170A IOM 2 2 Mounting Vertical Mounting Horizontal Mounting Kit allows for either type of mounting shown Figure 2 1 KT 10254 Mounting Panel Kit for horizontal or vertical mounting The CRS 170A is designed to be freestanding or mounted in the rear of the rack containing the modems using the available Comtech EF Data Mounting Panel Kit KT 10254 As shown in Figure 2 1 this kit allows the module to be mounted horizontally or vertically in the rack In applications with the CDM 600L CLM 9600L and the CRS 150 the CRS 170A is best mounted horizontally above or below the CRS 150 Otherwise because of the module s small size and weight you may choose to let the module hang freely supported by the interfacing cables Chapter 3 MODEM AND SWITCH CONFIGURATION 3 4 Overview In order to avoid damage to the modems and CRS 170A switch it is important to Q follow this sequence of configuration e First configure the modems for 1 1 redundant operation as outlined in this chapter in Sect 3 2 th
112. tch Revision 10 Preface MN CRS170A IOM e Comtech EF Data CDM 600L Satellite Modem Installation and Operation Manual P N MN CDM600L IOM Comtech EF Data CLM 9600L Open Network Satellite Modem Installation and Operation Manual P N MN CLM9600L IOM Comtech EF Data SDM 300L3 Satellite Modem Installation and Operation Manual CEFD P N MN SDM300L3 IOM Conventions and References Patents and Trademarks See all of Comtech EF Data s Patents and Patents Pending at http patents comtechefdata com Comtech EF Data acknowledges that all trademarks are the property of the trademark owners Warnings Cautions and Notes A WARNING informs you about a possible hazard that MAY CAUSE DEATH or SERIOUS INJURY PROPERTY DAMAGE A NOTE gives you important information about a task or the equipment A CAUTION informs you about a possible hazard that MAY CAUSE INJURY or A REFERENCE directs you to additional information about a task or the equipment Examples of Multi Hazard Notices ADANGER ADANGER Electrocution hazard Lockout tagout before cleaning or servicing X Ray radiation inside Do NOT bypass interlocks Refer to manuals for additional safety information xii CRS 170A L Band 1 1 Redundancy Switch Revision 10 Preface MN CRS170A IOM Recommended Standard Designations The new designation of the Electronic Industries Association EIA supersedes the Recommended Standard RS designati
113. tch set on a per modem basis and the Switch Conditions DIP switch settings that determine switchover functionality for a given redundancy configuration Mode DIP switches Switch Conditions DIP switches a Original Version Mode DIP switches Switch Conditions DIP switches b Rev A and later versions Figure 3 4 CRS 170A Antenna Side DIP Switches CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM Table 3 1 CRS 170A DIP Switch Settings Mode DIP Settings Switch Conditions DIP Settings Left Left Switch Switch CDM 625 A Switchover upon a Unit CDM 840 fault CDM 750 Switchover upon a Unit L Band Tx Traffic fault Switchover upon a Unit or tes Rx Traffic fault Switchover upon a Unit or gs Tx Traffic or Rx Traffic fault CDM 710 L Band CDM 710G L Band CDM 600L CLM 9600L SDM 300L3 3 18 4 1 Chapter 4 CABLES AND CONNECTIONS Overview When assembling a Comtech EF Data 1 1 Redundancy System in addition to purchasing the desired modem pair one Redundant modem one Traffic modem you must also purchase a redundancy kit tailored to that modem choice This kit provides in addition to the CRS 170A L Band 1 1 Redundancy Switch module all cables and components required for interconnection of the redundant configuration to various interfaces i e control IF and data excluding Ethernet which requir
114. te PC B arrives at Switch A Switch A dynamically adds the PC MAC to the CAM table for Port 3 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Introduction MN CRS170A IOM Note the following 1 The Managed Switch Mode method of redundancy is intended to be equivalent to pulling the Ethernet cable from one port and putting it into a different port on the same switch 2 For the CDM 625 A modem You may configure one of the CDM 625 A s four available 10 100 Ethernet ports for M amp C Ethernet As configured in Dedicated Management Port Mode when the modem is offline the M amp C designated port remains functional and available for operation while the three remaining ports are unavailable Otherwise if none of the 10 100 Ethernet ports are reserved for M amp C operation all four ports become unavailable when the modem is offline Q This configuration must be enabled on both modems Refer to the CDM 625 or CDM 625A Advanced Satellite Modem Installation and Operation Manuals for instructions to configure one of the four 10 100 Ethernet ports for each modem for remote Ethernet M amp C optional IP Packet Processor is installed and enabled With the IP Packet Processor enabled as a means to avoid Ethernet Networking Loops only one of the CDM 625 A s four 10 100 Ethernet Ports is used for each modem at any given time 7 Dedicated Management Port Mode is not configurable for use when the 3 For the CDM 750
115. ter Adapter Cable CEFD P N CA 0000163 A 16 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 6 Modem to User Quad E1 Y Splitter Adapter Cable 2X RJ 48F gt DB 9M This optional adapter cable may be purchased from Comtech EF Data to adapt the Balanced G 703 or Auxiliary G 703 DB 9F modem connections to a RJ A8F connector pair The DB 9M end of this cable plugs into the To User connector side DB 9F of the CA 0000071 Y Splitter cable shown in Figure A 8 2X RJ 48 F v 41 1 PER dr 42 E e D e in e 31 LABELED Port 1 or 3 2 LABELED Port 2 or 4 1 or 3 Tx In Figure A 12 Quad E1 User Data Y Splitter Adapter Cable CEFD P N CA 0000164 A 17 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Appendix A MN CRS170A IOM A 3 7 Modem to User Quad E1 Y Splitter Adapter Cable Kit KT 0000122 6 00 PIN 1 3 P J1 3 LABELED Port 1 or 3 a ed u 8 P1 j J2 LABELED Port 2 or 4 KT 0000122 Quad E1 Balanced Unbalanced Adapter Kit QTY CEFD P N DESCRIPTION 1 CA 0000347 Y Cable Assy DB 9M gt 2X RJ 48 Male 502 0532 001 Bolun Adapter 2X RJ 48 Female gt 2X BNC 750 Female CA 0000347 Connector Pinouts P1PINOUTS 1 J2 TYPICAL WIRE CHART EXE s Signal Function ES WIRE COLOR Potlor3TxIn 1 WHITE ORANGE STRIPE Porttor3TxIn 2 Potior3RxIn 3 WHITE
116. ting 7 dB max loss Switched by power relay 60VDC max 4A max Switched by relay 1 dB max loss 70dB min ON OFF isolation Switched by relay 70dB min ON OFF isolation Switched by power relay 28 VDC max Switched by relay 1 dB max loss 90dB min 950 2250 MHz Optimized for 500 gt 10 dB return loss on external IF ports 500 Type N Female 950 2250 MHz CRS 170A L Band 1 1 Redundancy Switch Introduction Weight Dimensions excluding connectors Power requirements Approvals Revision 10 MN CRS170A IOM 1 115 0 5kg 1 7 Hx 5 7 W x 4 1 D inches 43 H x 143 W x 104 D mm 19 inch rack mounting kit available e 12volts DC 130 mA max e Power supplied by modems or from the CRS 150 Data Switch when used in tandem with the CDM 600L CLM 9600L modem or from the SMS 301 Data Switch when used in tandem with the SDM 300L modem CE as follows e e Safety Chapter 2 INSTALLATION 2 4 Unpacking and Inspection The CRS 170A L Band 1 1 Redundancy Switch module and its Installation and Operation Manual were packaged and shipped in a reusable cardboard carton containing protective foam spacing This equipment contains parts and assemblies sensitive to damage by Electrostatic Discharge ESD Use ESD precautionary procedures when handling the equipment Q Once opened inspect the shipment Step Task 1 Keep all shipping materials for storage or reshipment 2 Check the packing list to ensure the shipmen
117. tion changes can only be made to the Online Modem and will the configuration change is also applied to the Backup Modem 3 6 2 Non IP Redundancy Configuration Setup of the CDM 700 CDM 710 CDM 710G modems for 1 1 Redundancy when the terrestrial data type is non Ethernet i e HSSI G 703 is as follows Step Procedure 1 On both modems set the redundancy to the Enable state CONFIG gt AUX Redundancy Mode gt ENA DIS set to Enable 2 Connect all cables including the control cable IF cable and data Y cables to the modems and the CRS 170A Q Chapter 4 CABLES AND CONNECTIONS 3 14 CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM 3 7 CDM 600L CLM 9600L Operation in 1 1 Redundancy Q CLM 9600L Open Network Satellite Modem Installation and Operation Manual CEFD P N MN CLM9600L IOM The CDM 600L CLM 9600L Open Network Satellite Modems need no unique special 1 1 configuration settings However for correct operation of the CRS 170A the CDM 600Ls must have the following installed e Firmware Version 1 1 4 or higher e Hardware Revision 3 If the modems do not meet this requirement contact Comtech EF Data Firmware updates are free and may be downloaded from the CEFD web page Hardware revision upgrades must be performed at CEFD 3 8 SDM 300L3 Operation in 1 1 Redundancy n SDM 300L3 Satellite Modem Installation and Operation Manual CEFD P N
118. tom Control B Ethernet Switches 1 Carries Tx L Band BUC DC 10 MHz and FSK Provided by User 2 Carries Rx L Band LNB DC 10 MHz MODEM A To Ethernet User Data Equipment Interfaces Layer 2 Ethernet Switches Typical Provided by User CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 4 9 2 Router Mode Optional IP Packet Processor Required Figure 4 14 shows a block diagram and cabling example of a CDM 625 A 1 1 modem configuration using the 10 100 Ethernet Interface in Router Mode with the optional IP Packet Processor installed and enabled Direct connection is made via only one of four RJ 45 ports using user provided Ethernet cables and a Layer 2 switch so no cables or kit is required Ethernet Cables CDM 625 Provided MODEM A CRS 170A by User Ethernet User Data DEN Equipment Interface Usa 1 014 J1 Layer 2 Rx A L Band BUC DC Ethernet Switch 10 MH Provided by User J3 Top FSK CDM 625 Control A MODEM B J4 Bottom Control B Notes 1 Carries Tx L Band BUC DC 10 MHz and FSK 2 Carries Rx L Band LNB DC 10 MHz MODEN A mp 2a MODEM B gt gt ET v s A ume E Uwe XI T 14 Ne 0 4 2 r To Ethernet User Data 3E Equipment Interfaces Layer 2 Ethernet Switch Provided by User Figure 4 14 CDM 625 A 10
119. undancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 4 7 Overhead Interface Example MODEM A CA 0000070 Cable 1 1 Y Splitter 2X HD 44M gt HD 44F 8 Figure 4 11 CDM 625 A Overhead 1 1 Example 4 2 4 8 Engineering Service Channel ESC Interface Example MODEM gt CD cun MODEM B Y t 4 omm G i x CA 0000071 Cable 1 1 Splitter 2X DB 9M gt DB 9F 8 Figure 4 12 CDM 625 A ESC 1 1 Example CRS 170A L Band 1 1 Redundancy Switch Revision 10 Cables and Connections MN CRS170A IOM 4 2 4 9 10 100 Ethernet Interface Examples 4 2 4 9 X Managed Switch Mode with without IP Packet Processor Figure 4 13 shows a block diagram and cabling example of a CDM 625 A 1 1 modem configuration using the 10 100 Ethernet Interface in Managed Switch Ethernet Bridge Mode Direct connection is made via one to four RJ 45 ports using user provided Ethernet cables and Layer 2 switches so no cables or kit is required The cabling example depicts all four Ethernet ports used Ethernet CDM 625 Cables Provided MODEM A CRS 170A by User 4X 10 100 Ethernet Traffic 1 1 J3 Top CDM 625 Control A MODEM B Ethernet User Data Equipment Interface Tx Note 1 NN E Rx Note 2 Ethernet Cables Provided By User Layer 2 Notes 1 1 Control J4 Bot
120. ypical for either product with both modems automatically configured for 1 1 operation the online modem keeps the offline modem updated as online modem configuration changes occur You can also manually force backup of the online modem Use the modem front panel to select the Utility 1 1 screen Press ENTER key to force Unit into Standby 1 1 only If the unit is part of a 1 1 redundant pair and this unit is currently online press ENTER to force the current unit to switch to standby mode CRS 170A L Band 1 1 Redundancy Switch Revision 10 Modem and Switch Configuration MN CRS170A IOM Notes CRS 170A L Band 1 1 Redundancy Switch Modem and Switch Configuration 3 5 Configuring CDM 570Ls for 1 1 Redundancy Base Modem Firmware Version 1 6 7 or higher IP Module Firmware Version 1 5 4 2 or higher o ps 77 mum a ND SATEL FAR L BAND SATELLITE be MODEM CDM 570L Front Panel lolx Edt Setup Contro Window Help Main Nenu dministration csasessanssasssashosansasassaacasasaasecanscqasaassanane Interface Configuration Configuration oute 1 Serial Console Command Line Interface CLI Figure 3 2 CDM 570L Configuration Interfaces Revision 10 MN CRS170A IOM CDM 570 CDM 570L CDMR 570L Satellite Modem Installation and Operation Manual CEFD P N MN CDM570L IOM For correct op

CRS-170A L-Band 1:1 Redundancy Switch

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