Comtech EF Data CRS-500 Installation And Operational Manual Download Page 209

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CRS-500 1:N Redundancy System

Revision 4

Appendix B

B–13

MN-CRS-500

PIN

# Generic Signal Description

Direction

EIA-422/

EIA-530 V.35

EIA-

232

Circuit

No.

Receive Data B

Modem to DTE

RD B

104

3 Receive Data A

Modem to DTE

RD A

104

Internal Transmit Clock A

Modem to DTE

ST A

SCT A

114

2 Transmit Data A

DTE to Modem

SD A

103

Transmit Data B

DTE to Modem

SD B

103

1 Shield

Shield

101

Table B-4 Notes:

1. Receiver-Ready is an EIA-232-level control signal on a V.35 interface.

2. 'B' signal lines are not used for EIA-232 applications.

3. For X.21 operation, use the EIA-422 pins, but ignore Receive Clock if the modem is DTE,

and ignore Transmit clocks if the modem is DCE.

Summary of Contents for CRS-500

Page 1: ...M 625 CDM 625A CDM 750 and CDM 760 Modems Modem Firmware and Hardware Requirements Apply Part Number MN CRS 500 Revision 4 IMPORTANT NOTE The information contained in this document supersedes all prev...

Page 2: ...West 7th Street Tempe Arizona 85281 USA 480 333 2200 FAX 480 333 2161 Revision History Rev Date Description Unknown Initial Release 2 Unknown Various updates 3 9 2016 Updated documentation for CDM 62...

Page 3: ...nt R TTE Directive 1999 5 EC and EN 301 489 1 v European Union Electromagnetic Compatibility EMC Directive 2004 108 EC v European Union Low Voltage Directive LVD 2006 95 EC vi European Union RoHS Dire...

Page 4: ...IF Switching 2 3 2 2 6 Audible Alarm 2 3 2 2 7 Common Faults 2 3 2 3 Control Switch Unit CSU Specifications 2 4 2 3 1 CSU Front Panel 2 4 2 3 1 1 Vacuum Fluorescent Display VFD 2 4 2 3 1 2 6 Button K...

Page 5: ...5 2 1 Basic CRS 500 CSU DSU Unit Connection 5 5 5 2 2 Optional CRS 500 CSU DSU ISU Unit Connections 5 5 5 3 Modem Connections 5 8 5 3 1 CDM 625 625A Modem Connections 5 8 5 3 1 1 CDM 625 625A Cable Co...

Page 6: ...Firmware Numbers File Versions and Formats 6 2 6 2 Prepare for the Firmware Download 6 3 6 2 1 Required User supplied Items 6 3 6 2 1 1 CSU Connections 6 3 6 2 2 Configure the Terminal Emulator Progra...

Page 7: ...Redundant Modem Status LED Group 8 6 8 2 CRS 500 Front Panel Operation 8 7 8 2 1 Main SELECT Top Level Menu 8 8 8 2 2 SELECT Config Configuration Menu Branch 8 8 8 2 2 1 CONFIG Op Mode Operational Mo...

Page 8: ...Network Time Protocol 8 24 8 2 5 4 1 UTIL NTP Primary Secondary 8 24 8 2 5 4 2 UTIL NTP Enable 8 24 CHAPTER 9 ETHERNET INTERFACE OPERATION 9 1 9 1 Overview 9 1 9 1 1 Ethernet Management Interface Pro...

Page 9: ...0 2 5 3 Address Delimiter 10 5 10 2 5 4 Instruction Code 10 5 10 2 5 5 Instruction Code Qualifier 10 5 10 2 5 5 1 Controller to Target Rules 10 6 10 2 5 5 2 Target to Controller Rules 10 6 10 2 5 6 Op...

Page 10: ...Module B 7 B 3 1 1 CRS 530 P1 Remote Control Connector DB 9M B 8 B 3 1 2 CRS 530 P2 Switch Control Connector DB 25M B 9 B 3 1 3 CRS 530 10 100 M C Ethernet Connector RJ45F B 9 B 3 1 4 CRS 530 J1 Syst...

Page 11: ...u Tree FW Ver 1 2 4 9 9 Table 10 1 Controller to Target Packet Structure 10 4 Table 10 2 Target to Controller Packet Structure 10 4 Table B 1 P1 Remote Control Connector Pinouts B 8 Table B 2 10 100 M...

Page 12: ...onnection for CRS 500 to CRS 280 Example 5 6 Figure 5 2 Control Cable Connection for CRS 500 to CRS 280L Example 5 7 Figure 5 3 CDM 625 625A 10 100 Ethernet Ports 5 9 Figure 5 4 CRS 500 CDM 625 625A C...

Page 13: ...9 11 Utility Boot Slot Page 9 20 Figure 9 12 Utility Upload Page 9 21 Figure A 1 Switch M C Firmware Update Cable A 2 Figure A 2 CRS 500 CSU DSU Control Cable CEFD P N CA 0000234 A 4 Figure A 3 CRS 5...

Page 14: ...nd Radio Spectrum Matters GigE Gigabit Ethernet ISU IF Switch Unit LED Light Emitting Diode M C Monitor and Control MCA Monitor Control Address MIB Management Information Base NMS Network Management S...

Page 15: ...Comtech EF Data CDM 750 Advanced High Speed Trunking Modem Installation and Operation Manual CEFD P N MN CDM750 Comtech EF Data CDM 760 Advanced High Speed Trunking Modem Installation and Operation M...

Page 16: ...n about a task or the equipment A REFERENCE directs you to important operational information or details furnished elsewhere either in the manual or in adjunct Comtech EF Data publications Examples of...

Page 17: ...ipment Type A Protective Earthing The cable distribution system telecommunication network of this product relies on protective earthing and the integrity of the protective earthing must be ensured In...

Page 18: ...owered CSU is fitted with two fuses one is for line connections one is a spare They are contained within the body of the IEC power inlet connector inside a press fit fuse holder For 230 Volts AC opera...

Page 19: ...opean Union R 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...

Page 20: ...ers on at all times European Union Low Voltage Directive LVD 2006 95 EC Symbol Description HAR Type of power cord required for use in the European Community CAUTION Double pole Neutral Fusing ACHTUNG...

Page 21: ...should not be directly connected to the Public Telecommunications Network CE Mark Comtech EF Data declares that the system meets the necessary requirements for the CE Mark Product Support For all pro...

Page 22: ...e 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...

Page 23: ...oration 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 th...

Page 24: ...CRS 500 1 N Redundancy System Revision 4 Preface x MN CRS 500 Notes...

Page 25: ...dundancy System Figure 1 1 comprises a Control Switch Unit CSU a Data Switch Unit DSU and an optional CRS 280 70 140 MHz or CRS 280L L Band IF Switch Unit ISU The CRS 500 is compatible for use with th...

Page 26: ...rovided by User B Optional CRS 500 IF Switch Unit ISU C Redundant Modem Provided by User D CRS 500 Control Switch Unit CSU E Up to 10 Traffic Modems Provided by User F CRS 500 Data Switch Unit DSU sho...

Page 27: ...Redundant Modem locks to the Traffic Modem s receive IF input signal and the CRS 500 configures the Redundant Modem automatically to match the failed traffic modem s configuration The CRS 500 operati...

Page 28: ...switch and modem status bridge and online offline status Construction Features The CRS 500 is modular in construction The DSU utilizes a Redundant Modem Interface RMI and TMIs replaceable modules tha...

Page 29: ...U high rack mount chassis which can be free standing if desired Rack handles at the front Feature 1F ease placement into and removal from a rack This provides maximum control of the Redundancy System...

Page 30: ...local control via menu navigation The keys click to give tactile feedback Features 1C through 1E comprise the LED Indicators The four LEDs in the SWITCH STATUS LED group Feature 1C show the operating...

Page 31: ...3 The rear panel accepts field replaceable modules such as the CRS 512 Ethernet M C Module Figure 1 4 the CRS 530 System Controller Figure 1 5 and a pair of hot swappable CRS 541 AC or CRS 551 DC Pow...

Page 32: ...card In the event that both power supplies are lost or if a traffic carrying TMI and its cables are removed no interruption of traffic data occurs The optional KT 0000072 DSU Rack Mounting Kit allows...

Page 33: ...ntrol cable CA 0021666 to connect the DSU connector labeled J1 to the ISU connector labeled P1 for either the CRS 280 or CRS 280L ISU 1 3 2 3 Modem Compatibility These tables indicate which TMI and RM...

Page 34: ...ision 4 Introduction 1 10 MN CRS 500 1 3 2 4 DSU Interface Modules 1 3 2 4 1 RMI Modules Figure 1 10 CRS 505 RMI PL 0000293 DB 25M 4X RJ 45F HD 15F HD 50F DB 9M Figure 1 11 CRS 510 RMI PL 0000642 DB 2...

Page 35: ...e 1 12 CRS 316 TMI EIA 422 PL 12498 1 DB 25F RJ 45F DB 25M RJ 45F HD 15F Figure 1 13 CRS 345 TMI G 703 E3 T3 STS 1 PL 11495 1 4X BNC F HD 15F DB 9M Figure 1 14 CRS 516 TMI 10 100 1000 Gigabit Ethernet...

Page 36: ...or mounting into the rear or top of a 19 inch rack It is provided with rack handles at the front for easy removal from and placement into a rack When the entire group of modems is connected to the sam...

Page 37: ...gure 1 17 CRS 280L Front Panel Figure 1 16 show an example of the CRS 280 ISU front panel and Figure 1 17 shows the CRS 280L ISU front panel The appearance and configuration depends on whether the app...

Page 38: ...CRS 500 1 N Redundancy System Revision 4 Introduction 1 14 MN CRS 500 BLANK PAGE...

Page 39: ...rol Switch Unit CSU 1RU 1 720 H x 19 000 W x 17 725 D inches 43 69 H x 482 60 W x 450 22 D mm Data Switch Unit DSU 3RU 5 988 H x 19 000 W x 12 451 D inches 152 10 H x 482 60 W x 316 26 D mm Optional I...

Page 40: ...VDC 90 watts 2 1 4 Power Consumption 90 watts max with 10X CRS 5xx TMIs installed in DSU 40 watts max with 10X CRS 3xx TMIs installed in DSU Add additional 1 watt per installed optional ISU 2 1 5 Tem...

Page 41: ...g modes 2 2 3 Switching Conditions Switchover to Redundant Modem following a modem fault Unit Tx traffic or Rx traffic 2 2 4 Switching Time 500 ms for Bridged backup 2 2 5 IF Switching With Optional C...

Page 42: ...m Fluorescent Display VFD Two lines 24 characters per line 2 3 1 2 6 Button Keypad ENT ENTER CLR CLEAR 4X NAVIGATION UP DOWN LEFT RIGHT 2 3 1 3 Summary Status Light Emitting Diode LED Indicators Unit...

Page 43: ...ply o Optional CRS 551 DC Power Supply 2 3 3 CSU Modem Configurations 2 3 3 1 CDM 625 and CDM 625A Advanced Satellite Modems Terrestrial Interface Mode of Operation Comms Module Modem to CSU EIA 422 5...

Page 44: ...dem Interface TMI EIA 422 530 V 35 Sync EIA 232 Any CRS 510 CRS 316 IP Packet Processor Layer 3 or Bridge CRS 510 CRS 520 2 4 1 2 CDM 750 and CDM 760 Advanced High Speed Trunking Modems Terrestrial In...

Page 45: ...Figures These figures are provided for reference only and are subject to change without notice Typical for all figures all dimensions are in inches Bracketed dimensions are in metric units mm 2 6 1 C...

Page 46: ...CRS 500 1 N Redundancy System Revision 4 Specifications 2 8 MN CRS 500 2 6 2 CRS 500 Data Switch Unit DSU Dimensional Envelope Figure 2 2 CRS 500 DSU Dimensional Envelope...

Page 47: ...CRS 500 1 N Redundancy System Revision 4 Specifications 2 9 MN CRS 500 2 6 3 CRS 280 280L IF Switch Unit ISU Dimensional Envelope Figure 2 3 CRS 280 70 140MHz IF Switch...

Page 48: ...CRS 500 1 N Redundancy System Revision 4 Specifications 2 10 MN CRS 500 Figure 2 4 CRS 280L L Band IF Switch Standard AC Unit Shown 17 00 43 18 13 18 33 48 13 92 35 36 6 96 17 68 19 00 48 26...

Page 49: ...ides in depth content that specifically addresses that feature or function Use the checklists provided in this chapter to ease installation and configuration of the CRS 500 1 N Redundancy System Check...

Page 50: ...the modems 6 Verify that modems are running the modem s most recent firmware version 7 Enable Redundancy Mode 7 Set IP Address for M C to from the CRS 500 7 Set Redundancy Traffic IP Address if applic...

Page 51: ...orm the cabling and power up or power down sequences Do not allow the modem Tx carrier to cause contention in the system 3 3 1 Add a Traffic Modem to an Operating CRS 500 1 N Redundancy System Do thes...

Page 52: ...the signal combiners and the RF Upconverters 5 DO NOT CONNECT the IF to any Upconverters UNTIL AFTER the CRS 500 1 N Redundancy System is fully cabled and configured Do this to prevent unintended sign...

Page 53: ...Verify that the Switch UNIT STATUS LED is green indicating that there are no faults If this LED is red go to either the MONITOR ALARMS submenu via the CSU front panel or view the scrollable event log...

Page 54: ...CRS 500 1 N Redundancy System Revision 4 Checklists for Initial Start up and Configuration 3 6 MN CRS 500 Notes...

Page 55: ...ATIC DISCHARGE ESD USE ESD PRECAUTIONARY PROCEDURES WHEN HANDLING THE EQUIPMENT Figure 4 1 Unpack and Inspect the Shipment The components of the CRS 500 1 N Redundancy System the optional Installation...

Page 56: ...owers Make sure there is adequate clearance inside the enclosure especially at the sides for air circulation and ventilation Air temperature inside the rack enclosure should never exceed 50 C 122 F If...

Page 57: ...Switch Unit CSU E Up to 10 Traffic Modems Provided by User F CRS 500 Data Switch Unit DSU shown with optional KT 0000072 DSU Rack Mounting Kit Figure 4 2 CRS 500 1 N Redundancy System Rack View Back...

Page 58: ...CRS 500 1 N Redundancy System Revision 4 Installation 4 4 MN CRS 500 Figure 4 3 CRS 500 DSU In Rack Mounting Examples Uses Optional CEFD Kit KT 0000072...

Page 59: ...CRS 500 1 N Redundancy System Revision 4 Installation 4 5 MN CRS 500 Figure 4 4 CRS 500 Optional DSU Rack Mounting Kit KT 0000072...

Page 60: ...CRS 500 1 N Redundancy System Revision 4 Installation 4 6 MN CRS 500 BLANK PAGE...

Page 61: ...fic etc 5 4 CRS 280 280L IF Cable Connections Same band multi band single or dual ISU configuration 5 5 CRS 500 Power Connections Switch and modem power connections All cables used for interconnecting...

Page 62: ...ng the connector and pinout information provided in Appendix A CABLE DRAWINGS or Appendix B CONTROLLER TMI CONNECTORS AND PINOUTS The following illustrations featured in this chapter provide cabling c...

Page 63: ...Module Power Supply Module CSU to DSU Cable Required Modem to CSU Comms Module Modem to CSU Comms Cable CDM 625 625A IP Packet Processor Layer 3 or Bridge CRS 530 CRS 541 AC CRS 551 DC 1 CA 0000234 N...

Page 64: ...F7 FTGY EIA 422 530 V 35 Sync EIA 232 Any CRS 510 PP CAT5FF7F TGY CA 0000066 N A CRS 316 CA 0000066 CA 0000069 CA 0000066 CDM 750 760 G 703 T3 E3 STS 1 Any CRS 505 N A CA 0000069 CA 0000750 CRS 345 N...

Page 65: ...fore you connect any cables Serious injury or death could occur if the power supply is connected while you connect any cables When a Tx IF ISU is not present the CRS 500 will mute the offline modem s...

Page 66: ...CRS 500 1 N Redundancy System Revision 4 Cables and Connections 5 6 MN CRS 500 Figure 5 1 Control Cable Connection for CRS 500 to CRS 280 Example...

Page 67: ...CRS 500 1 N Redundancy System Revision 4 Cables and Connections 5 7 MN CRS 500 Figure 5 2 Control Cable Connection for CRS 500 to CRS 280L Example...

Page 68: ...to an operating 1 N system Make sure the new modem does not interfere with existing traffic Make sure the cabling is correct Perform the power up sequence correctly see Section 5 5 Power Connections...

Page 69: ...625A Ethernet System Communications 2 Use any single port Port 2 3 or 4 for CDM 625 625A Ethernet traffic data connection 5 3 1 2 CRS 500 CDM 625 625A Control Cable Connections For 1 N connections bet...

Page 70: ...through communications from the user and to from the modems including 10 100 Ethernet and Serial M C Never directly connect to any modem for 10 100 Ethernet or Serial M C To access any modem in the re...

Page 71: ...RS 500 1 N Redundancy System Revision 4 Cables and Connections 5 11 MN CRS 500 Figure 5 4 CRS 500 CDM 625 625A Control Ethernet System Comm Cabling Example 1 N connections shown for TMs 2 4 and 6 only...

Page 72: ...rnet port 1 connections are reserved for 10 100 Ethernet System Communication and must not carry 10 100 Ethernet traffic data See Figure 5 5 Do these steps 1 For the Redundant Modem connect a single P...

Page 73: ...edundancy System Revision 4 Cables and Connections 5 13 MN CRS 500 Figure 5 5 CRS 500 CDM 625 625A 10 100 Ethernet Traffic Data Cabling Example Single Port Router Mode 1 N connections shown for TMs 2...

Page 74: ...ons should have already been made for Ethernet System Communications as directed in Section 5 3 1 3 See Figure 5 6 to make the Ethernet System Communication and EIA 422 traffic data cable connections...

Page 75: ...CRS 500 1 N Redundancy System Revision 4 Cables and Connections 5 15 MN CRS 500 Figure 5 6 CRS 500 CDM 625 625A EIA 422 Traffic Data Cabling Example 1 N connections shown for TMs 2 4 and 6 only...

Page 76: ...Data Interface This interface replaces the direct connection to the Traffic CDM 625 625A s Data Interface connectors 5 3 1 7 CDM 625 625A Carrier in Carrier CnC Data Connections The CDM 625 625A s Dou...

Page 77: ...S 500 1 N Redundancy System Revision 4 Cables and Connections 5 17 MN CRS 500 Figure 5 7 CDM 625 625A CDM 625 625A CnC Cable Connection Example Connections shown for Redundant Modem and TMs 2 and 6 on...

Page 78: ...60 Advanced High Speed Trunking Modem to an operating 1 N system Make sure the modem uses only the CRS 505 Redundant Modem Interface RMI Make sure the new modem does not interfere with existing traffi...

Page 79: ...System Controller Serial Remote Control or Ethernet 10 100 M C ports 3 G 703 Unbalanced traffic is possible only when the modem is equipped with the optional G 703 Plug In Interface Cards PIIC This tr...

Page 80: ...ication Cable Connections 10 100 1000 Gigabit Ethernet GbE Traffic Data 1 Make sure that the modem CONFIG REMOTE CONTROL Inband Inband Modem Control is disabled 2 The Redundant Modem RJ 45 port labele...

Page 81: ...dundancy System Revision 4 Cables and Connections 5 21 MN CRS 500 Figure 5 8 CRS 500 CDM 750 760 Control Ethernet System Comm Cabling Example 10 100 1000 GbE Traffic Data 1 N connections shown for TMs...

Page 82: ...Modem and the CSU rear panel CRS 512 Ethernet Interface a Redundant Modem RJ 45 port labeled J4 MGMT to b Any unused RJ 45 port i e Port 1 through Port 12 on the CSU rear panel CRS 512 Ethernet Interf...

Page 83: ...undancy System Revision 4 Cables and Connections 5 23 MN CRS 500 Figure 5 9 CRS 500 CDM 750 760 Control Ethernet System Comm Cabling Example Unbalanced G 703 Traffic Data 1 N connections shown for TMs...

Page 84: ...ted in Section 5 3 2 3 1 4 The Redundant Modem RJ 45 port labeled J4 MGMT is always connected to the installed CRS 505 RMI Ethernet port labeled Port 1 Do not use the J4 MGMT port for any GbE traffic...

Page 85: ...CRS 500 1 N Redundancy System Revision 4 Cables and Connections 5 25 MN CRS 500 Figure 5 10 CRS 500 CDM 750 760 10 100 1000 GbE Traffic Data Cabling Example 1 N connections shown for TMs 2 and 6 only...

Page 86: ...BNC to DB 9F 6 between the Redundant Modem G 703 PIIC and the CRS 505 RMI a First connect cable BNC connector 1 to the PIIC RX OUT port and cable BNC Connector 2 to the PIIC TX IN port then connect t...

Page 87: ...RS 500 1 N Redundancy System Revision 4 Cables and Connections 5 27 MN CRS 500 Figure 5 11 CRS 500 CDM 750 760 G 703 Unbalanced Traffic Data Cabling Example 1 N connections shown for TMs 2 4 and 6 onl...

Page 88: ...ic Data Connections The user traffic data from an external router multiplexing equipment or test data generator should connect to the TMI connectors labeled User Data Interface This interface replaces...

Page 89: ...y Up Converters until the CRS 500 1 N Redundancy System is fully cabled and configured 5 4 2 IF Cable Connections Single Transponder No ISU To prevent problems resulting from impedance mismatch ensure...

Page 90: ...00 1 N Redundancy System Revision 4 Cables and Connections 5 30 MN CRS 500 Figure 5 12 CRS 500 1 N IF Cabling Example 1 Single Transponder Configuration No ISU Connections shown for TMs 3 and 5 and 8...

Page 91: ...e same IF Band or on different IF Bands The table provided under Section 5 1 1 3 IF Switch Unit ISU Configurations lists the available ISU and the pertinent CEFD IF cables Figures in the sections that...

Page 92: ...CRS 500 1 N Redundancy System Revision 4 Cables and Connections 5 32 MN CRS 500 Figure 5 13 CRS 500 1 N IF Cabling Example 2 CRS 280 CDM 625 A Connections shown for TMs 1 and 2 only...

Page 93: ...CRS 500 1 N Redundancy System Revision 4 Cables and Connections 5 33 MN CRS 500 Figure 5 14 CRS 500 1 N IF Cabling Example 3 CRS 280L CDM 625 A Connections shown for TMs 1 and 2 only...

Page 94: ...al operation 5 5 2 Modem Power Connections Figure 5 15 Modem Power Interface Examples Connect the power cord for each modem Do these steps 1 Ensure that all modem power switches are in the OFF positio...

Page 95: ...appropriate These are seated in a fuse holder that is press fit into the body of the module 3 For continued operator safety always replace the fuses with the correct type and rating For 115 230 volt...

Page 96: ...eb Server operation Chapter 10 SERIAL INTERFACE OPERATION for serial remote control operation Once you make all cabling and power connections you must power up the CRS 500 1 N Redundancy System in the...

Page 97: ...irectly acquire the download from Comtech EF Data s Web site or receive the archive file by e mail from Comtech EF Data Product Support 6 1 1 Firmware Update Procedure Summary 1 Download the modem spe...

Page 98: ...revision letter and represents the firmware version number e g V126 Version 1 2 6 Comtech EF Data provides its archive download files in two compressed formats as exe self extracting and zip compresse...

Page 99: ...A compatible Web browser e g Internet Explorer 6 2 1 1 CSU Connections Chapter 5 CABLES AND CONNECTIONS Connect the User PC to the system Connect the 9 pin serial cable from the CSU s CRS 530 System C...

Page 100: ...Rate 38400 bps Data Bits 8 Stop bits 1 Parity NO Local Echo ON Port Flow Control NONE Display New Line Rx Tx CR 6 2 3 Apply Power to the CRS 500 System Be sure to power on all modems installed in your...

Page 101: ...he Serial Remote Interface See Section 6 2 4 3 Use the HTTP Interface See Section 6 2 4 4 6 2 4 1 Use Front Panel Operation to Find the Management IP Address Management IP Address 000 000 000 000 View...

Page 102: ...CR 0 SWR 1 2 6 CR LF Detailed query the firmware information in the form FRW X where X 1 Bulk1 Image 1 2 Bulk2 Image 2 or 3 bootrom EXAMPLE 0 FRW 1 CR 0 FRW 1 F0000389X MM DD YY CR LF 6 2 4 4 Use the...

Page 103: ...ommand Prompt see Section 6 2 5 4 After you make the temporary folder proceed to Section 6 2 6 to download and extract the firmware files 1 These examples specify drive letter c You can use any valid...

Page 104: ...mporary folder in the active location 3 Right click the New Folder folder name and then Rename this folder to temp or some other convenient unused name 6 2 5 3 Use the Run and Browse Windows to Make a...

Page 105: ...he MS DOS Prompt icon from the Main Menu 2 Open a Command line window For Windows 95 or Windows 98 type command For any Windows OS versions later than Windows 98 type cmd or command Alternately from S...

Page 106: ...dem specific CRS 500 product hyperlink 6 Select the appropriate firmware archive EXE or ZIP file download hyperlink 7 Once you select the EXE or ZIP hyperlink the File Download dialogue opens on your...

Page 107: ...must extract at a minimum these files filenames are subject to change FW 0000389X bin bulk image file for the CDM 625 or CDM 625A OR FW 0000476X bin bulk image file for the CDM 750 or CDM 760 CRS 500...

Page 108: ...er directory created earlier on the Windows Desktop 2 Use the Browse window Start Run Browse to locate and then double click to open the temp folder 6 2 6 2 Use Windows Command line to View Folder Con...

Page 109: ...load or otherwise have Comtech s latest firmware files available on the User PC in an accessible temporary folder 6 3 2 Perform the Automated Firmware Update Do these steps 1 From the CRS 500 HTTP Int...

Page 110: ...rop down list to verify that the new firmware is reported in the unselected Image slot depending on how the Boot From setting was defined prior to the firmware file upload process Select the desired B...

Page 111: ...ould you desire to update the originally selected image slot i e the slot that was in use at the time the file upgrade was applied to the slot not in use then do these steps a As per Step 4 open the U...

Page 112: ...the PC to unit FTP file transfer was successful find the current firmware information via the CSU Front Panel Serial Interface or the HTTP Interface see Sections 6 2 4 2 6 2 4 3 or 6 2 4 4 The CRS 50...

Page 113: ...iguration settings For the CRS 500 1 N Redundancy System to operate correctly it is important that all modems must be the same model and firmware revision The Redundant Modem must also be the most cap...

Page 114: ...irmware see your applicable modem s Installation and Operation Manual Permitted modem models and their oldest compatible firmware versions are as follows Modem Modem Firmware Version CDM 625 without o...

Page 115: ...ING SCHEME INFORMATION Figure 7 1 CRS 500 CSU Rear Panel M C Interfaces Figure 7 1 shows the interfaces for establishing M C communications between the modems and the CRS 500 1 N Redundancy System The...

Page 116: ...lite Modems 1 Do these steps for each CDM 625 A Advanced Satellite Modem a Enable 1 N Mode for each modem from each modem front panel SELECT Utility Redundancy 1 N Set to Enabled b Assign a unique Man...

Page 117: ...iven time to prevent Ethernet loops Refer to the CDM 625 A Advanced Satellite Modem Installation and Operation Manual for further information about using this operational mode 2 Complete these steps O...

Page 118: ...a unique IP Address for each modem From the modem front panel menu SELECT Configuration IP Address Add Range Set address 7 6 Complete Modem Configuration Be sure to review Chapter 3 CHECKLISTS FOR IN...

Page 119: ...ystem operating status and to monitor and control Traffic and Redundant Modem parameters The CSU front panel Figure 8 1 provides these operational features Feature 1 The Vacuum Fluorescent Display VFD...

Page 120: ...mware Press any key to display the top level SELECT menu On most menu screens you will see a solid block cursor that blinks at a once per second rate This indicates the currently selected feature char...

Page 121: ...hange that has not been executed using ENTER Pressing CLEAR generally returns the display to the previous selection Use the LEFT and RIGHT keys to move to the next selection or to move the cursor func...

Page 122: ...n Figure 8 1 these four LEDs convey the operating state of the CRS 500 System SWITCH STATUS Lights GREEN when the system is operating normally i e there are no Switch Faults Lights RED when there is a...

Page 123: ...dem UNIT STATUS TX STATUS RX STATUS and ONLINE LEDs will not be lit in this state Flashes RED when there is an Ethernet communication error between the CRS 500 and the Traffic Modem UNIT STATUS Lights...

Page 124: ...lashes RED when there is an Ethernet communication error between the CRS 500 and Redundant Modem 1 UNIT STATUS Lights GREEN when Redundant Modem 1 is operating normally there are no Unit Tx or Rx Faul...

Page 125: ...n 8 7 MN CRS 500 8 2 CRS 500 Front Panel Operation Figure 8 4 provides a diagram of the CRS 500 Front Panel Operation configuration and operation menus and the hierarchal structure of the nested branc...

Page 126: ...its attached modems See Section 8 2 3 Utility Men u Branch These screens allow you to perform miscellaneous functions such as setting the Real time clock adjusting the display brightness etc See Sect...

Page 127: ...igure an unattended CRS 500 1 N Redundancy System to operate in Auto Mode When you enable Auto Mode the first active traffic Modem that fails is first bridged then backed up by a fault free Redundant...

Page 128: ...een Bridge or Backup Then for either selection use the arrow keys to scroll through all active Traffic Modems inactive modem slots are skipped Press ENTER to configure The switch learns and retains th...

Page 129: ...spaces are removed from the community string upon entry 4 You must reboot the system in order for changes to the Read and or Write Community strings to take effect CONFIG IP SNMP Read SNMP Read Commu...

Page 130: ...to edit 01 through 11 Next use the arrow keys to navigate to the bottom line To compose the IP Address use the arrow keys once more to select a digit Then use the arrow keys to change that digit Pres...

Page 131: ...select Local Ethernet or Serial Ether Press ENTER 8 2 2 4 1 CONFIG Remote Local When you select Local Mode reconfiguration via Ethernet or Serial Ether net is not allowed Remote monitoring is still p...

Page 132: ...w keys to select RS232 RS485 2W 2 wire or RS485 4W 4 wire Press ENTER If you select RS232 the bus address is fixed at 0000 In RS232 mode the bus address is fixed at 0000 If you select either RS485 2W...

Page 133: ...witch s modem alarm detection and its reaction to the event These Holdoffs are only applicable when the Switch is in Auto Mode When an active modem exhibits an unmasked fault the Switch bridges it wit...

Page 134: ...ask both Traffic and Receive Faults from being reacted to by the Switch This not only prevents the Switch from performing Auto Mode functions when these modem faults are sensed but also keeps the faul...

Page 135: ...select S N Name Setup MAC Remote Mask or IF Sw Press ENTER 8 2 3 1 INFO S N Serial Number This screen displays the unique serial number assigned to this unit by Comtech EF Data 8 2 3 2 INFO Name Unit...

Page 136: ...or REMOTE mode and specifies the active electrical interface type unit address and baud rate 8 2 3 6 INFO Mask Alarm Mask Info Alarms Masked Tx PSU B All Audio This screen displays currently masked al...

Page 137: ...ssist you in diagnosing the reason for the fault Example 1 Switch Alarm NONE There are no faults The front panel SWITCH STATUS LED should be GREEN Example 2 Switch Alarm PSA 12V under over There is a...

Page 138: ...string that is causing rejection by the Redundant Modem The three letter instruction code is indicated also to assist you in decoding the problem parameters 8 2 4 2 STATUS Events Stored Events Stored...

Page 139: ...stem clears the event log and displays the message Stored Events Cleared Press ENTER Press ENTER or CLEAR to return to the previous menu 8 2 4 3 STATUS Temp Temperature Temperature 37 degrees Celsius...

Page 140: ...select a digit Then use the arrow keys to change that digit Press ENTER The date displays in DAY MONTH YEAR dd mm yy format in accordance with European convention The time is displays per Coordinated...

Page 141: ...Bulk2 Press ENTER The example that follows shows the information that displays with Bulk1 as the selection Bulk1 09 30 09 FW 0000208 1 1 1 Press ENTER or CLEAR to return to the previous menu 8 2 5 3 2...

Page 142: ...dary or Enable Press ENTER 8 2 5 4 1 UTIL NTP Primary Secondary NTP Primary Server IP 192 168 050 001 Edit the NTP Primary or Secondary Server IP Address On the bottom line use the arrow keys to selec...

Page 143: ...ating with the latest version firmware files You are using a Windows based PC user provided that is connected to the CRS 500 as follows o The User PC serial port is connected with a user supplied seri...

Page 144: ...al emulation program such as HyperTerminal HTTP Interface This requires a compatible user supplied web browser such as Internet Explorer 9 2 Simple Network Management Protocol SNMP Interface The SNMP...

Page 145: ...Community String is sent unencrypted in the SNMP packets Caution must be taken by the network administrator to ensure that SNMP packets travel only over a secure and private network if security is a c...

Page 146: ...Interface Example Windows Command line Telnet is implemented in the Ethernet M C in a Telnet wrapper When the user Telnets to the unit it emulates a local EIA 232 or EIA 485 serial connection You can...

Page 147: ...from the Telnet Server Command line cannot translate a carriage return command r to a carriage return line feed command r n Therefore any multi line Target to Controller response e g the Target respon...

Page 148: ...Figure 9 3 left a Enter the unit s Traffic Management IP Address as the Host address e g 192 168 1 1 b Enter TCP Port 23 as the Port number c Set Connect using to TCP IP Winsock instead of COM1 or CO...

Page 149: ...rsion 7 0 or higher To log in to the HTTP Interface type the CRS 500 Management IP Address shown here as http xxx xxx xxx xxx into the Address area of the User PC Web browser The Login window will app...

Page 150: ...undancy page tab 9 4 1 2 Page Sections Each page features one or more sections The title at the upper left corner of each page or page section indicates its functional purpose Each section can feature...

Page 151: ...boxes Click the related action button to save the data If you edit a field make sure to click the action button before you leave the page If you go to another page without first clicking the action bu...

Page 152: ...low depict operational examples that will vary from your actual implemented network These figures are provided for reference purposes only See Chapter 8 CSU FRONT PANEL OPERATION for detailed informat...

Page 153: ...onfig Redundancy Use this page to configure the Switch communications operations and alarms faults handling for 1 N redundancy 2 N redundancy is a future product offering Figure 9 5 Config Redundancy...

Page 154: ...Redundancy Configuration section of this page the Switch does not automatically respond to modem faults Use this section to configure the Manual Switching Mode settings To assign the Bridged Modem or...

Page 155: ...Redundancy Configuration section of the Config Redundancy page This page provides a heads up display for the configuration of the CRS 500 Data Switch Unit DSU Use this page to configure or monitor th...

Page 156: ...ssigned to that slot as Active or Inactive Click Apply changes to save RMIs by default are always ACTIVE The Switch IP Subnet status column is non functional at this time Typical for any Traffic Modem...

Page 157: ...gement IP Address and Subnet and the Gateway IP Address as needed Click Submit to save Administrator Credentials Enter the desired Administrator Username and Password Both can be any alphanumeric comb...

Page 158: ...y System Status This section monitors the CRS 500 Data Switch Unit DSU operating status The Virtual LEDs light GREEN to indicate normal operation The LED will light RED to indicate fault conditions fo...

Page 159: ...ears and the Events section refreshes with Event 1 noted as Cleared in the Description column Events Up to 255 events may be displayed in this scrollable section sorted by order of occurrence Event an...

Page 160: ...rs Once the desired string is entered in this section click Submit to save this setting Serial Number read only The factory assigned unit serial number is provided here for user reference Software Rev...

Page 161: ...0 0 0 NTP Enable Disable Select Enabled or Disabled from the drop down list to enable or disable the NTP feature Click Submit to save Bulk Information read only Bootrom The selected Current Active Fi...

Page 162: ...or soft reboot Figure 9 11 Utility Boot Slot Page Firmware Image Select Boot From Use the drop down list to select Latest Image 1 or Image 2 In this example Image 1 is selected as the active loaded B...

Page 163: ...mware file that was obtained from the Comtech EF Data Web site or provided by Comtech EF Data Product Support The firmware file should be extracted from the archive file upon download and stored on th...

Page 164: ...CRS 500 1 N Redundancy System Revision 4 Ethernet Interface Operation 9 22 MN CRS 500 BLANK PAGE...

Page 165: ...ote product management make sure the following is true Your CRS 500 and its Redundant and Traffic Modems are interconnected and are operating with the latest version firmware files You are using a Win...

Page 166: ...a in different directions It is assumed that there is a Controller device a PC or dumb terminal which transmits data in a broadcast mode via one of the pairs Many Target devices are connected to this...

Page 167: ...hen the Controller tells them to 10 2 4 Rules for Remote Serial Communications with the CRS 500 1 Always wait for a response up to 15 seconds from the CRS 500 before sending the next query or command...

Page 168: ...ture Start of Packet Target Address Address Delimiter Instruction Code Code Qualifier Optional Arguments End of Packet Character or Carriage Return CR Line Feed LF ASCII Code 62 47 61 63 33 or 42 13 1...

Page 169: ...he address of a Target the destination of the packet When the Target responds the address used is the same address to indicate to the Controller the source of the packet The Controller does not have i...

Page 170: ...ways 1 If the Controller sends a command to set a parameter s value and the parameter value is valid the Target accepts the command by replying with no message arguments For example 0000 BKH CR LF 2...

Page 171: ...haracter with no message arguments For example 0000 BKH CR LF ASCII code 126 displays if the Controller sends a command transparently through the Switch to an attached modem or ODU In the event that t...

Page 172: ...AGE CODE C Q PAGE AAM X X 10 9 BKH X X 10 9 PRI X X 10 10 SWM X X 10 11 ACT X X 10 9 MAM X X 10 10 RSH X X 10 10 XMI X 10 11 AMQ X 10 9 MFN X X 10 10 SAM X X 10 11 BB1 X X 10 9 MIP X X 10 10 SIP X X 1...

Page 173: ...ate Traffic Modem NOTE Redundant modems are always active ACT ACT ACT ACT xxxxxxxxxx Active Modem Status N A AMQ 10 bytes Query only Returns the state of all 10 Traffic Modems in the form xxxxxxxxxx w...

Page 174: ...100 BaseTx Ethernet management port of traffic and backup modems in the form uuxxx xxx xxx xxx where uu unit where 01 09 IP Address for Traffic Modem 1 through 9 11 IP Address for Redundant Modem 1 10...

Page 175: ...P Address and Subnet Mask for the 10 100 BaseTx Ethernet Management Port of traffic and backup modems in the form uuxxx xxx xxx xxxyy where uu Unit where 01 09 IP Address for Traffic Modem 1 through 9...

Page 176: ...Command Response to Query see Description of Arguments TMI RMI Types cont E CRS 335 TMI F CRS 345 G CRS 365 Quad E1 for CDM Qx H CRS Quad E1 D sub for CDM 625 K CRS 515 L CRS 520 M CRS 516 N CRS 517 y...

Page 177: ...Image 1 currently active 2 Bulk Image 2 currently active IMG IMG IMG IMG IMG x Management IP Address IPA IPA 20 bytes Command or Query Sets or returns the IP Address and Subnet Mask for the 10 100 Bas...

Page 178: ...MAC Address N A MAC 12 bytes Query only Returns the unique MAC Address for the Switch QUERY RESPONSE EXAMPLE 0000 MAC 0006B00001CA CR LF N A MAC aabbccddeeff SNMP Read Community SRC SRC Up to 20 bytes...

Page 179: ...B 2 5v power supply where 0 OK 1 FAULT C 5v power supply where 0 OK 1 FAULT D 12v power supply module A where 0 OK 1 FAULT E 12v power supply module B where 0 OK 1 FAULT F 12v power supply module A w...

Page 180: ...ar from 97 to 96 1997 to 2000 then 2000 to 2096 COMMAND EXAMPLE 0000 DAY 240457 CR Sets date to April 24 2057 DAY DAY DAY DAY ddmmyy Equipment ID N A EID 4 bytes Query only Returns equipment identific...

Page 181: ...rm aaa bbb ccc ddd where aaa 000 to 223 bbb 000 to 255 ccc 000 to 255 ddd 000 to 255 NOTES 1 Permitted ranges as specified above CANNOT BE ALL ZEROES 2 The NTP Secondary Server Address can be cleared...

Page 182: ...Query Sets or returns Global configuration of the Switch in the form smaaaaaaaaaaBBBbbbHHRRMSAPP where s Switching Mode same as SWM 1 byte m M N Mode same as MFN 1 byte aaaaaaaaaa Active Modems 0 10...

Page 183: ...e Description of Arguments Time TIM TIM 6 bytes Command or Query Sets or returns the time from midnight in the form hhmmss where hh hours between 00 and 23 mm minutes between 00 and 59 and ss seconds...

Page 184: ...CRS 500 1 N Redundancy System Revision 4 Serial Interface Operation 10 20 MN CRS 500 BLANK PAGE...

Page 185: ...A 4 Data Cables The tables provided in these sections cross reference to the system cabling figures provided in Chapter 5 CABLES AND CONNECTIONS 1 The European EMC Directive EN55022 EN50082 1 require...

Page 186: ...EIA 232 Switch M C Firmware Update CRS 500 Remote User PC Serial Port A 2 1 Switch M C Firmware Update Cable Use the EIA 232 connection cable Figure A 1 for serial based M C of the CRS 500 and for the...

Page 187: ...EF CEFD CABLE P N DESCRIPTION USED WITH USED FOR TYPE A 2 5 1 5 2 CA 0000234 DB 25F DB 25M 8 CSU DSU Control A 3 5 1 5 2 CA 0000386 DB 9F 4X DB 9F 11 DSU ISU Control A 4 5 4 CA WR0066 DB 25F DB 25M 6...

Page 188: ...ision 4 Appendix A A 4 MN CRS 500 A 3 1 Control Cable for CRS 500 CSU DSU Use this control cable to connect the CRS 500 Control Switch Unit CSU to the Data Switch Unit DSU Figure A 2 CRS 500 CSU DSU C...

Page 189: ...x A A 5 MN CRS 500 A 3 2 Control Cable for CRS 500 DSU ISU Use this cable to connect the CRS 500 DSU to the CRS 280 280L IF Switch Unit ISU This is an optional cable purchased separately Figure A 3 CR...

Page 190: ...System Revision 4 Appendix A A 6 MN CRS 500 A 3 3 RMI Control Cable for CDM 625 A Only Use this cable as a control connection between a Redundant Modem and a CRS 500 DSU RMI Figure A 4 RMI Control Ca...

Page 191: ...Revision 4 Appendix A A 7 MN CRS 500 A 3 4 Control Cable for CDM 625 A and CDM 750 CDM 760 Use this control cable to connect the modem to the CRS 500 DSU RMI TMI Figure A 5 CDM 625 A CDM 750 760 Cont...

Page 192: ...tem Communications 5 10 CDM 750 760 CSU DSU RMI TMI 10 100 1000 GbE Traffic Data A 7 5 7 CA 0000275 11X DB 9M 8 25 CDM 625 A CDM 625 A PMSI CnC A 8 5 11 CA 0000750 DB 9F 4X BNC CRS 505 RMI CDM 750 760...

Page 193: ...9 MN CRS 500 A 4 1 Ethernet Data Cable CAT5 RJ 45 Use this CAT5 RJ 45 cable for Ethernet communications and 10 100 Ethernet connections between the modems and the CRS 500 CSU and or the DSU RMI TMI F...

Page 194: ...This cable bypasses all components of the CRS 500 1 N Redundancy System Use this cable for modem to modem connections only Use this multi drop shielded data cable to interconnect all CnC enabled CDM 6...

Page 195: ...endix A A 11 MN CRS 500 A 4 3 G 703 S1 S2 RMI Data Cable DB 9F to 4X BNC Use this DB 9F to 4X BNC cable to connect the modem to the CRS 505 Redundant Modem Interface RMI Figure A 8 DB 9F to 4X BNC G 7...

Page 196: ...pendix A A 12 MN CRS 500 A 4 4 G 703 S1 S2 TMI Data Cable DB 9F to 4X BNC Use this DB 9F to 4X BNC cable to connect the modem to the CRS 345 Traffic Modem Interface TMI Figure A 9 DB 9F to 4X BNC G 70...

Page 197: ...Modem Interface All cables for interconnecting the CRS 500 1 N Redundancy System components and modems are available from Comtech EF Data You can order these cables at the same time the CRS 500 1 N Re...

Page 198: ...ockdown slots This lockdown design provides secure assembly without over tightening the connection Threaded Coupling Style The jack features external threads The plug shell features internal threads a...

Page 199: ...pe TNC TNC plugs and jacks feature a Threaded Coupling design similar to Type N Type F and Type SMA connectors B 2 1 3 Type N Type N connectors feature a Threaded Coupling design similar to Type TNC T...

Page 200: ...ation and connector seating The connector pair features multiple rows of pins male side coupled to mating sockets female side Whether the gender is male or female the cable plug features two jack scre...

Page 201: ...an RJ 45 or RJ 48 cable features a flexible tab The RJ 45 or RJ 48 receptacle features a mating slot This design configuration ensures a secure installation Connection Instructions Figure B 3 Press do...

Page 202: ...r interface between peripheral devices The connector pair Figure B 4 features a plug male side coupled to its mating receptacle female side Connection Instructions Type A Connections Slide the plug fi...

Page 203: ...outs B 3 1 CRS 530 System Controller Module CRS 530 System Controller Module Feature Connector Connector Type See Chapter Sect 1 P1 Remote Control DB 9M B 2 1 1 2 P2 Switch Control DB 25M B 2 1 2 3 10...

Page 204: ...the remote control ports of the CRS 500 Table B 1 P1 Remote Control Connector Pinouts Pin Description Direction 1 Ground 6 EIA 485 Receive Data B see Note In 2 EIA 232 Transmit Data Out 7 EIA 485 Rece...

Page 205: ...DSU CONTROL connector on the CRS 500 Data Switch Unit DSU Contact Comtech EF Data Product Support for information about the pinouts for this connector B 3 1 3 CRS 530 10 100 M C Ethernet Connector RJ...

Page 206: ...lly Closed 23 Modem Summary Tx Traffic Fault Normally Closed Modem Summary Tx Traffic Fault Normally Open 10 Modem Summary Unit Fault Normally Open Modem Summary Unit Fault Normally Closed 22 Modem Su...

Page 207: ...tus Normally Open Note 2 Unchanged 15 Traffic Modem 8 Online Status Normally Open Note 2 Unchanged 2 Traffic Modem 9 Online Status Normally Open Note 2 Unchanged 14 Traffic Modem 10 Online Status Norm...

Page 208: ...t used 12 Internal Transmit Clock B Modem to DTE ST B SCT B 114 24 Transmit Clock A DTE to Modem TT A SCTE A DA 113 11 Transmit Clock B DTE to Modem TT B SCTE B 113 23 Not Used 10 Receiver Ready B Mod...

Page 209: ...rnal Transmit Clock A Modem to DTE ST A SCT A DB 114 2 Transmit Data A DTE to Modem SD A SD A BA 103 14 Transmit Data B DTE to Modem SD B SD B 103 1 Shield Shield FG AA 101 Table B 4 Notes 1 Receiver...

Page 210: ...tors BNC The CRS 345 TMI BNC connectors group provides a multiport Unbalanced G 703 User Data Interface Table B 5 Unbalanced G 703 BNC Connectors BNC Connector Slot 1 Slot 2 Description Direction Port...

Page 211: ...I provides four standard RJ 45F User Interface ports operating at 10 100 1000 Mbps full and half duplex auto negotiating for Base T Gigabit Ethernet GbE Table B 6 indicates the typical pinout for each...

Page 212: ...rnet User Port 1 through Port 4 User Port 1 is reserved for use as the CRS 500 Ethernet System Communication connection between the CRS 500 and the modems To avoid Ethernet Networking loops CDM 625 As...

Page 213: ...etween each modem and the Switch installed TMIs For the modems that are configured for EDMAC framing Monitor Control M C information may be communicated to the modems and transceivers at the distant e...

Page 214: ...nit into an M C application e g SatMac Modem addresses are automatically assigned by the TMI RMI slot positions to which they are associated within a Switch When using EIA 485 multi drop the Switch bu...

Page 215: ...ndix C C 3 MN CRS 500 C 2 1 2 CRS 500 Addressing Scheme Examples These figures depict a typical 1 10 Redundancy configuration where up to 10 Traffic modems and one 1 Redundant Modem are employed Figur...

Page 216: ...CRS 500 1 N Redundancy System Revision 4 Appendix C C 4 MN CRS 500 Figure C 2 External EIA 485 with CDM 625 A Modems...

Page 217: ...Address ESA Master ESA 1 o MCA ESA Two Distant Modems in a 1 1 configuration Set up the on line modem as for Distant Modem 1 described previously in this section The offline modem is automatically con...

Page 218: ...CA as described in Section C 2 2 o On the online modem key to Enable ODU The modem automatically sets the transceiver addresses MCA of Transceiver 1 Modem RCA 1 MCA of Transceiver 2 Modem RCA 2 Distan...

Page 219: ......

Page 220: ...2114 WEST 7TH STREET TEMPE ARIZONA 85281 USA 480 333 2200 PHONE 480 333 2161 FAX...

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