Manual - CTI Products
Contents
1. boe de verbe eed ee aoa deret eos delete 11 3 2 1 Network Connections m tta tT b sm dee aut 11 3 2 2 Power Connection uu eos RR tote A e e b b EE E 11 3 2 3 EXB TELCO Telephone Line Connection esee 11 3 2 4 EXB TELCO Handset Connection A eee 12 3 2 5 EXB Serial RS 232 Communication Channel Connection 12 3 3 CONTROLS eire meris Nu odeur esa 13 3 3 1 EXB IELCO GOnIEOIS vet cU nen teme oed te ed AN 13 3 3 2 EXB Serial sos ote ete UNIO eue cet AMO MR i e ME bt 14 3 4 STANDARD SYSTEMS AND CUSTOM CONFIGURED SYSTEMS esee eene eene nennen 15 4 EXB MODULE eoa eau sore ae aee aaepe rosea nennen suas e soiets restes iesise 16 4 1 EXBZSTBLCO USAGE nn lae dE 16 4 2 BE XDBZSERIAL USAGE eerte ode ree ete ee reed In eer UT 16 APPENDIX A EXB MODULE CONNECTORS cccccccssssssosccsssssscscccccsssssssccecsssssssesceceessssssceeeee 17 DC IN CONNEGTOR 3 debere ta n Ie hi ea n ed dr S PRI Dee UA a Erbe isi vides 17 NETWORK CONNEGTORS 17 POWERING THE EXB UNIT FROM A CUSTOMER SUPPLIED DC SOURCE ccceeeeeeeeeeeeee nee eene enne enne 18 EXB TELCO MODULE LINE CONNECTOR ccccsssssseccecessessseceeecceceessnnseeecceceesnsseeeccceceeenssseeeceeseeesssseeeeeeens 19 EXB TELCO MODULE AUDIO CONNECTOR irisean e r E a Ea 19 EXB2. Doing so may damage the unit causing the unit to malfunction when powered on Doing so will void the unit s warranty Rack Mounting Instructions Remove the front panel from the module including the bezel by removing the two Philips head screws in the faceplate The bezel is not used when rack mounting the module Position the module behind the rack adapter lining up the holes in the rack adapter with the front panel screw holes on the module panel with the module head screws that were previously removed holes of the rack adapter with mounting holes in the rack frame Position the two spacers in the front of the rack adapter aligning the cutouts in the spacers with the holes of the adapter Install mounting screws customer provided into the rack When the module s front panel is removed do not allow the PC board to slide out of the housing If the PC board does slide out of the housing you must follow the steps below to replace the PC board in the housing DO NOT RE INSTALL THE PC BOARD FROM THE FRONT OF THE HOUSING Re Installing a PC Board in its housing From the front of the module slide the PC board out of the housing 2 Remove the back panel of the module From the rear of the module slide the PC board back into the housing there are markings on the PC board to indicate which edge to insert into the rear of the housing first Install the back panel of the module 68 11089 115 24 Appendix D
3. If driven inactive EXB front panel ERR LED will flash quickly and EXB will not communicate with this device L If DSR signal is not available from connected device strap to DTR output DTR Output from Always driven active by EXB EXB If DSR Sense is disabled an active DSR the EXB will ignore the DSR line It will not blink the Error LED if it does not sense If the CTS Sense is disabled the EXB will ignore the CTS line and will transmit characters as fast as it can 68 11089 115 10 3 EXB Module Setup The EXB module requires minimal setup for ease of installation This section details setup requirements for mounting connection and controls 3 1 Physical Non slip rubber feet are included on all EXB modules to allow them to conveniently rest on any horizontal surface Four 6 32 threaded holes are also available on the bottom of the module to allow bolting of the module in any convenient orientation WARNING Care should be taken to limit protrusion of the screw into the module to no more than 0 125 inch from the module bottom surface Mounting kits are available as options to allow wall or rack mounting of the EXB module Installation details using these kits are contained in Appendix C 3 2 Electrical Connections 3 2 1 Network Connections The local MCN network must be attached to the EXB module via the NETWORK connector following standard MCN guidelines as to cable type cable length an
4. If you have a Custom Engineered system see your custom system documentation for details on re programming the custom configured EXB modules after repairing or replacing 68 11089 115 15 4 EXB Module Usage Once properly connected and configured for use the EXB module is simple to operate Run time operation of the EXB module is completely automatic 4 1 EXB TELCO Usage After power up or reset an EXB module set to Leased Line Originate mode will immediately go off hook and emit a cyclic calling tone to the telephone circuit An EXB module set to Leased Line Answer mode will go off hook and wait for detection of the calling tone from the distant end When this calling tone is detected the modem training sequence begins This training sequence determines telephone circuit characteristics sets appropriately equalization parameters and other housekeeping items and concludes with the CD carrier detect LED illuminating Within 2 seconds after this LED lights data packets can flow across the modem connection and the simultaneous voice data facility is enabled to the AUDIO port The elapsed time between training sequence start and end carrier detect is tracked by a timer inside each EXB unit If the time reaches 20 seconds and training has not concluded the EXB units will automatically restart the calling tone sequence Once a connection is established between the two EXB modems any loss of carrier will be detected by both EXB modules
5. e Slow Flash or Always On insufficient configuration information is present Quick Flash the DSR handshake signal of a serial port configured for use BAUD switch set other than 0 is inactive ACT LED Yellow Indicates a packet has been passed by the EXB Serial router RESET button Hardware reset for the entire EXB Serial module CSVC pushbutton reserved Used during configuration of custom engineered systems See the custom configuration documents for your system RSVC pushbutton reserved Used during configuration of custom engineered systems See the custom configuration documents for your system 68 11089 115 CMD button currently not used OPTION A switches 1 4 Reserved All switches must be UP 5 Normal Systems leave Up Custom Engineered Systems set as indicated in Custom Documentation 6 8 Reserved All switches must be UP EXB Serial Rear Panel f SN PORT2 QOOCOO QOOOO CA 80286 105 Figure 4 EXB Serial Module Rear Panel PORT 1 and PORT 2 connectors Provide for connecting up to two external RS 232 devices to the EXB Serial module BAUD 1 and BAUD 2 switches Correspond to PORT 1 and PORT 2 connectors and allow either disabling the port for use or enabling it at a specific baud rate BAUD Switch Selected Baud 0 portdisabled 1 and 2 switches Reserved These
6. Function Notes audoin inactive during training simultaneous voice audio in after training 2 audio out line audio during training simultaneous voice audio out after training 3 audio ground 4 audio ground 68 11089 115 19 EXB Serial Module PORT 1 and PORT 2 Connectors Connector type standard DE9 male Pinout as PC AT pinout In general all signals except RI and DCD must be connected for proper operation 3 TXD _ Ss 6 DSR 8 CIS Input The table below shows the wiring list for back to back connections of two EXB Serial modules EXB 1 Signal Name EXB 1 Pin EXB 2 Pin EXB 2 Signal Name nol umo coi rg 4 4 68 11089 115 20 Appendix B EXB Module Specifications DC Power Input 10 to 30 VDC unregulated Input Power 5 watts maximum this counts as two MCN module loads when using network cable power distribution DC Drop 1 4 VDC drop from Power input or Network In connector to Network Output connector Size 7 5 Dx 5 6 W x 1 6 H Operating Temperature 0 to 60 C Humidity 10 95 non condensing Mounting Desktop with integral non slip feet Wallmount or 19 rack mount with optional adapters Modem EXB TELCO Only V 32 terbo 19200 BPS 2 4 wire leased line Simultaneous voice plus data Serial Data EXB SERIAL Only RS 232C 9 Pin Male DTE PC AT pinout Asynchronous 1 Start 8 Data No Par
7. The EXB module is identified by the model number found on the rear panel of the module The table below shows the model numbers and the type of EXB it represents Model Number EXB Type 51 60603 EXB TELCO 1 25 Mbps Network 51 60602 EXB TELCO 78 Kbps Network 51 60656 EXB Serial 1 25 Mbps Network S1 60655 EXB Serial 78 Kbps Network Throughout this manual any reference to an EXB module includes both the EXB TELCO and the EXB Serial modules 1 1 Reference Documents 1 Monitoring and Control Network Comparator Display System Manual Part Number S2 60425 68 11089 115 1 2 EXB Communication Channel Interfaces This section describes the communication channel interface of the EXB TELCO module and the EXB Serial module This interface provides the network connection between the remote MCN networks 1 2 1 EXB TELCO Communication Channel Interface The internal modem in the EXB TELCO module uses proven V 32 terbo modulation transferring data at 19 200 bits per second This modem is unique however in its ability to transfer voice simultaneous to data using only a single voice grade circuit between two EXB TELCO modules This bidirectional voice channel exists between each EXB TELCO module pair and is accessible via the AUDIO connector on the EXB TELCO module This live voice feature can be used in any application that requires live data as well as voice communication between personnel or equipment at separate sites 68 11089 115 1 2 2 E
8. and cause them to automatically restart the calling tone sequence Data entering the EXB module while the modem is in the calling tone or training sequence is not buffered 4 EXB Serial Usage After power up or reset the EXB Serial module is ready to begin transferring data over the asynchronous RS 232 port s Data received on the Network port is immediately transmitted on the RS 232 ports Data received on the RS 232 ports is transmitted on the Network port If both RS 232 ports are enabled any data received on one port is transmitted on the other RS 232 port as well as the Network port 68 11089 115 16 Appendix A EXB Module Connectors DC IN Connector Connector type 2 5 x 5 5 mm coaxial Mating Connector Switchcraft 760 or equivalent Connector pinout CTI Products Inc standard power supply wired with center pin positive EXB module can accept either pin positive polarity routing is provided internal DC IN E e e NS 2 2 80083 100 Figure 6 DC Power Connector NETWORK Connectors Connector Type standard RJ45 telephone connector 8 position 8 contact IN NETWORK OUT 80084 100 Figure 7 RJ 45 Network Connectors Pin Function Notes Network Network connection is NOT polarity sensitive 2 Netwok Pins 1 2 of IN and OUT connectors tied parallel DCPowr In
9. each item More detail of the use of each is in section 3 See Appendix A for connector specifications and pinouts 2 4 The EXB TELCO Unit AUDIO CD OH LINE g o1 2345678 CMD CSVC RSVC OPTION A IP Products Ine NCB NETWORK COMBINER CA 80080 105 Figure 5 EXB TELCO Module Front Panel DC IN connector The primary power entry point for the EXB TELCO module See Appendix B for electrical specifications LINE connector connection point for the 2 4 wire leased line AUDIO connector connection point for a telephone style handset or other audio device to make use of the simultaneous voice data feature of the EXB TELCO module NETWORK connector connection point for the MCN network The dual RJ45 connector designated IN and OUT These designations apply only to DC power that is passed down unused pairs of the 4 pair network cable The two pins carrying the network pair are straight through NOTE Previous versions of the EXB TELCO module do not have both RJ45 and terminal strip connectors mounted simultaneously rather were provided with only a dual RJ45 The two pin terminal strip connector is not used with the MCN family products PWR LED Green Indicates when power is present to the EXB TELCO module Flashes if DC input to module is below minimum required voltage ERR LED Red Indicates a diagnostic e
10. on IN connector Out on OUT connector DEUM Raquel 5 NoComecion M 6 DCPowe InonINconnector OUT connector 8 DC Power InonINconnector OUT connector Because the EXB module has higher power requirements than other MCN modules a single EXB module counts as two module loads if DC power is being distributed over the RJ 45 Network Connectors For the system shown in Figure 1 the power supplies in each building are connected to their load limit four modules total The power supply for the MCN system in 68 11089 115 17 building 1 is powering 2 module loads for each IIB plus 2 module loads for the EXB for a total of 4 module loads on the power supply If another MCN module is added to the MCN network in either building an additional power supply would have to be added to the system for the additional module Powering the EXB unit from a customer supplied DC source When powering the unit from a customer furnished power supply the supply must be current limited or fused at 1A It is recommended that 18 30 VDC be used as power input although lower voltages can be used Since a switching regulator is used in the EXB units they will draw lower current at the higher voltages At the lower input voltages the number of modules that can be driven in series is limited When an MCN module powers a unit downstream from it it adds approximately 1 4 V drop from its power input to the pow
11. switches must be set to 0 68 11089 115 2 2 1 OPTION B Switches OPTION B switches set the Serial Port Handshaking options 1 oni 2 3 4 1 PORT 1 2 PORT 1 3 PORT 2 4 PORT 2 DOWN UP CTS Disabled Enabled Normal DSR sense Disabled Enabled Normal CTS Disabled Enabled Normal DSR sense Disabled Enabled Normal CTS RTS flow control can be used to pace the transmission of individual bytes between the EXB and a connected device DSR DTR handshaking informs the EXB that a connected device is active If the channel does not directly support DSR DTR handshaking you must either 1 Strap DSR back to the always active output signal or 2 Setthe Port lor 2 DSR Sense Switch Down to disable sending of the DSR When enabled the operation of CTS RTS and DSR DTR is as follows Signal Direction Function CTS Input to EXB Active when the connected device is ready to accept characters from EXB C This signal is driven by the RTS signal of the connected device RTS Output from Active when EXB is ready to accept characters from the connected device ewe UP 1L This signal is received by the CTS signal of the connected device DSR Inputto EXB Active when a connected device is functioning This signal is driven by the DTR signal of the connected device
12. AUD 2 MODE 1 MODE 2 and Option B switches according to information in section 3 3 2 BEFORE powering up the EXB Serial module 68 11089 115 12 3 3 Controls 3 3 1 EXB TELCO Controls The 8 position DIP switch labeled OPTION A provides for EXB module static configuration Section 2 1 of this manual lists the function of each switch position This section details how to set the switches for each type of intended use The OPTION A switch is read by the internal EXB circuits at module power up or after pressing the RESET pushbutton on the EXB module front panel OPTION A switch positions 1 and 2 control the connection operation of the EXB module modem Use the following table to select the proper settings of these two switch positions Operational Mode Switch Settings Leased Line Answer 1 up 2 dn Leased Line Originate 1 dn 2 dn In order for two EXB modules to communicate via the telephone circuit one must be set to ORIGINATE mode and the other to ANSWER mode It does not matter which EXB module is in which mode only that one is Leased Line Originate and the other Leased Line Answer OPTION A switch position 5 should be set Up for normal systems For Custom Engineered Systems set as indicated in Custom Documentation OPTION A switch position 6 should be set to match OPTION A switch position 1 OPTION A switch position 7 is used to set the transmit level from the modem It should be normally left in the UP po
13. Application Notes Using the EXB TELCO Module with Motorola STARPLEX Microwave System This application note describes how Motorola s STARPLEX microwave system can be used to extend the range of an MCN network The two MCN networks are connected to the STARPLEX system using a pair of MCN Extender EXB Modules as shown in the diagram below 4 WIRE 4 WIRE TERMINATION TERMINATION CARD CARD EB m EAB RX 13dB PAD Figure 12 EXB Modules used with Starplex Multiplex CA 80329 100 Multiplex Level Considerations The levels recommended in this application note are 10 dB below microwave test tone levels Based upon the standard alignment for modems the levels into and out of the modem are as shown below Operating Level 16 dBm 26 dBm It is highly recommended that you keep your modems set to the standard alignment and make any required adjustments by changing the attenuator pads on the termination cards This allows you to standardize on your modem settings and use common modems for spares without having to re set levels when changing modems Test Tone Level The test tone level is the level used when the modems are aligned Modems must not be operated at test tone level for any purpose other than testing Operating at test tone level will cause distortion in the modems cross talk and possibly microwave system over deviation Operating Level The operating level is set to 10 dB below test tone level to keep the si
14. Down Leased Line Down Leased Line 4 Up Reserved Up Reserved 6 Down EXBfl Origiat _ EXB2 Answe 8 Down 4WireMode 4WireMode STARPLEX Termination Card Jumpering Set the Transmit and Receive attenuator pads on the STARPLEX termination cards to the loss shown above Make sure that the proper jumpers are installed in the termination cards to include the pads in the signal path and select the resistors for the proper attenuation The termination card s user manual includes a list of attenuation values and the resistor values used to reach the attenuation 68 11089 115 26 Appendix E FCC Notices 1 Federal Communications Commission FCC has established Rules which permit this device to be directly connected to the telephone network Standardized jacks are used for these connections This equipment should not be used on party lines or coin lines 2 Ifthis device is malfunctioning it may also be causing harm to the telephone network this device should be disconnected until the source of the problem can be determined and until repair has been made If this is not done the telephone company may temporarily disconnect service 3 Thetelephone company may make changes in its technical operations and procedures if such changes affect the compatibility or use of this device the telephone company is required to give adequate notice of the changes You will be advised of your right to file a complaint with
15. Monitoring and Control Network Extender Module EXB User Documentation S2 60596 115 CTI Products Inc 1211 West Sharon Road Cincinnati Ohio 45240 513 595 5900 513 595 5983 Fax Information contained in this document is subject to change without notice and does not represent a commitment on the part of CTI Products Inc No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording for any purpose without the written permission of CTI Products Inc Copyright c 1996 2002 CTI Products Inc All rights reserved EXB Module and WON are trademarks of CTI Products Inc LY Products Inc 68 11089 115 Standard Limited Hardware Warranty LIMITED WARRANTY Equipment manufactured by CTI Products Inc is warranted to be free from defects in material and workmanship for a period of ONE 1 YEAR from date of shipment to original purchaser Under this warranty our obligation is limited to repairing or replacing any equipment proved to be defective by our inspection within one year of sale to the original purchaser This warranty shall not apply to equipment which has been repaired outside our plant in any way so as to in the judgment of CTI Products Inc affect its stability or reliability nor which has been operated in a manner exceeding its specifications nor which has been altered defaced or damaged by lightning CUSTOMER REMEDIES I
16. OF OR INABILITY TO USE CTI PRODUCTS INC EQUIPMENT BY PURCHASER OR OTHER THIRD PARTY WHETHER UNDER THEORY OF CONTRACT TORT INCLUDING NEGLIGENCE INDEMNITY PRODUCT LIABILITY OR OTHERWISE EVEN IF CTI PRODUCTS INC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES OR LOSSES IN NO EVENT SHALL CTI PRODUCTS INC S LIABILITY EXCEED THE TOTAL AMOUNT PAID BY PURCHASER FOR THE EQUIPMENT GIVING RISE TO SUCH LIABILITY CTI Products Inc 1211 W Sharon Rd Cincinnati 45240 If you have questions about the EXB Network Combiner Module call us at 513 595 5900 8 30 to 5 00 Eastern 68 11089 115 Table of Contents Te INTRODUCTION Co 1 1 1 REFERENCE DOCUMENTS Er evi P e d A Ai oes ari ive nes A ERR DV TEE 2 1 2 EXB COMMUNICATION CHANNEL 3 1 2 1 EXB TELCO Communication Channel Interface sse 3 1 2 2 EXB Serial Communication Channel Interface esses 4 De THE EXB UNE pc 6 2 1 THEXEXBZTBLEGCO iint ere Hor 6 2 2 THEEXDBZSERBIAT UNTLE 5 e cetero tectae t ptt ip TENOR D eR D LIEN OE HII 8 2 2 1 OPTION B Swilches ioc Bos ecco eek a aD tchat deett epe 10 3 EXB MODULE SETUP so ee se ea ence sectas tinea eR eee ed o ea Deben re Pup eoa PEE Teo oa Fee ER UR 11 3 1 PHYSICAL caves ct E eetametus tee eteditenetnu ER aS 11 3 2 ELECTRICAL CONNECTIONS 2 5
17. SERIAL MODULE PORT 1 AND PORT 2 20 APPENDIX B EXB MODULE SPECIFICATIONS eene ee eene eee eroe eee enses tetas etse tasse setae esee eaae 21 APPENDIX EXB MOUNTING OPTIONS ee eee eene esee en eese enne eet enn esee etos esee eo sees sense eee eaa ee 22 APPENDIX D APPLICATION NOTES eee ee cose e o rate ee io see ras eaten en eoo o ina vais ea posto Ee ERE epe Fe SURE Re Tea 25 USING THE EXB TELCO MODULE WITH MOTOROLA STARPLEX MICROWAVE 25 APPENDIX E FCC NOTICES ence etnis ege eva suena eee ERR UV SURE Seek Posen PU nda 27 APPENDIX INDUSTRY CANADA IC NOTICES cese eene eere e eene etn esten eet tn setae tenes etna sena 27 68 11089 115 Manual Revisions Rev Date Description 110 Original Release 115 10 12 2002 Added extended baud rate table Option B switch description RS232 Handshake Control User supplied DC Power Supply information and Custom Engineered System operation 68 11089 115 1 Introduction The Extender Module EXB is used in pairs to connect multiple MCN modules in real time spanning distances from building wide to worldwide Two types of EXB modules are available supporting different communication channels that connect the remote networks The EXB TELCO module supports any analog or digitized analog chan
18. XB Serial Communication Channel Interface PORT 1 and PORT 2 are standard asynchronous serial ports with individually configurable baud rates from 1200 to 115 200 BPS An RS 232 communication channel can be connected to each port PORT 1 and PORT 2 pinouts are configured for DTE operation and allow direct connection to an RS 232 communication channel via a standard 9 pin to 25 pin cable provided the RS 232 communication channel is configured for DCE operation Data format is Asynchronous 8 Data Bits No Parity Bits 1 Stop Bit 8N1 NOTE When the RS 232 communication channel is transmitting data to the EXB Serial module the EXB Serial module requires that the character to character gap be less than 500 milliseconds CA 80302 100 Figure 3 EXB Serial System Example The system shown in Figure 3 uses the EXB Serial modules to connect two MCN networks through a high speed fractional T1 circuit For both EXB Serial modules PORT 1 is configured to match the baud rate of the 1 MUX PORT 2 on both EXB Serial modules is disabled NOTE The EXB Serial module is configured as a DTE device In order to use standard RS 232 cables to connect the module with the RS 232 communication channel in this case the T1 MUX the RS 232 communication channel must be configured as a DCE device A single EXB Serial module can interface two RS 232 communication channels to one MCN network by enabling both PORT 1 and PORT 2 If both PORT 1 and PORT 2 are enab
19. ction that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate The Load Number LN assigned to each terminal device denotes the percentage of the total load to be connected to a telephone loop which is used by the device to prevent overloading The termination on a loop may consist of any combination of devices subject only to the requirement that the total of the Load Numbers of all the devices does not exceed 100 This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada CAUTIONS Never install telephone wiring during a lightning storm Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations Never touch uninsulated telephone wiring or terminals unless the telephone line has been disconnected at the network interface Use caution when installing or modifying telephone lines 68 11089 115 27
20. d termination as specified in reference 1 the MCN System Manual 3 2 2 Power Connection DC power must be attached to the EXB module via the DC IN connector see Appendix B for electrical specifications and Appendix A for connector specifications Apply DC power to the EXB module only after all other connections have been made A wall plug in style power supply designed for the EXB module is available from CTI Products Inc DC power can also be distributed over the MCN network cables Power is distributed through the NETWORK OUT connector to provide power to the NETWORK IN connector of the MCN unit it is connected to Each power supply can power up to four units total See reference 1 the MCN System Manual for complete details of connections to the network and DC IN connectors 3 2 3 EXB TELCO Telephone Line Connection The telephone circuit connection must be made using the LINE connector see Appendix A for connector type and pinout Leased Line connection can use either a 2 wire or 4 wire scheme to a dedicated leased line circuit In 2 wire leased line mode the audio circuit must pass audio in both directions simultaneously See text in section 3 3 covering OPTION A switch position 7 for important information when connecting two EXB TELCO units back to back in leased line mode with a short phone cable Certain leased line audio circuits most notably microwave RF channels provide a 4 wire circuit made up of a Transmit pair and a Rece
21. ending characters too fast for the RS 232 communication channel the CTS signal can be set FALSE by the RS 232 communication channel to hold off the EXB Serial module from sending more characters The DSR and DTR lines control the channel link between the EXB Serial module and the RS 232 communication channel The DSR input must be TRUE for the EXB Serial module to begin sending and receiving RS 232 data the ERR LED will blink fast if DSR is FALSE The EXB Serial module always asserts the DTR output TRUE If the RS 232 communication channel being used does not support these hardware handshake control signals you must strap the DTR signal to the DSR and CTS inputs in order for the EXB Serial module to operate You can also use the Option B switches to disable DSR and or CTS sensing See section 2 2 1 for details 3 4 Standard Systems and Custom Configured Systems The EXB units pass traffic to and from the MCN modules in both directions Standard Systems are defined as systems having 20 or fewer comparator and I O modules CIBs AIBs IOBs Custom Engineered Systems are systems that have greater than 20 of these modules or systems that require a 1 25 Mb network EXB modules in standard systems are programmed as repeaters to pass all messages in both directions EXB modules in Custom Engineered Systems are custom configured to pass certain traffic in certain directions only This reduces the bandwidth required over the Telco or RS 232 link
22. er output on the network connector Thus a 12VDC input would only power two modules before reaching the lower limit of 10V input to the last module Additional modules could be powered from the 12VDC input but you must power the additional groups of modules through the round DC power connector 68 11089 115 18 EXB TELCO Module LINE Connector Connector type standard RJ11 telephone style 6 position 4 contact For 2 wire leased line operation connect pins 3 and 4 from each EXB module to each end of the bidirectional leased line circuit For 4 wire leased line operation e connect pins 3 and 4 of EXB module 1 to the circuit carrying audio from EXBI to EXB2 terminate this circuit to pins 2 and 5 of EXB2 e connect pins 2 and 5 of EXB module 1 to the circuit carrying audio from EXB2 to EXBI terminate this circuit to pins 3 and 4 of EXB2 LINE T FP WNER 654321 CA 80088 100 Figure 8 Line Connector Pin Function Notes y O 1 NoConnection o 2 4 wire receive tip Usedfor4wirechanlsony 3 2wiretip 4wietrnsmttp oo y O 4 wire ring 4 wire transmit ring pe eS 5___ 4wirereceivering Used for 4 wire channels only 6 No Connection eec ee el EXB TELCO Module AUDIO Connector Connector type standard RJ11 telephone type 4 position 4 contact BONA CA 80089 100 Figure 9 Audio Handset Connector Pin
23. gnal out of distortion prevent cross talk and prevent over deviation Do not run the system at less than 10 dB below test tone level Lower levels will result in degraded signal to noise ratio and will cause reduced performance 68 11089 115 25 EXB Module Phone Line Level Setting Transmit If you are using standard STARPLEX modems and terminations set the transmit level on the EXB module to 16 dBm Option A switch position 7 down The standard TX attenuator pad in the STARPLEX termination board is 10 dB This combination provides the standard 26 dBm level on the 4 wire TX input to the modem itself Receive For optimum performance the receive level at the 4 wire input to the EXB must be between 26 dBm and 16 dBm with a 20 to 16 dBm level preferred Using STARPLEX modems that have been set up for standard levels you will need a 13 dB Receive attenuator pad in the termination card Warning Do not let the receive level into the EXB module exceed 16 dBm Receive levels higher than 16 dBm will result in improper operation The transmit and receive signal levels can be measured on the backplane of the STARPLEX system where the EXB TELCO module s 4 wire lines connect to the STARPLEX termination card s transmit and receive lines Refer to Appendix A for a pinout of the EXB TELCO module s 4 wire interface on the line connector EXB Module Switch Settings The EXB TELCO modules are configured as follows 95 2
24. ity 1 Stop Bit Baud rates 1200 2400 4800 9600 19 2K 38 4K 57 6K 115 2K Approvals Safety UL 1950 CSA 1950 EN 60950 1992 Listings CSA C22 2 EXB TELCO only FCC Part 68 EXB TELCO only Emissions FCC Part 15 Class B DOC Class B EN55022 Susceptibility IEC 801 2 IEC 801 3 IEC 801 4 EN50082 1 68 11089 115 21 Appendix C EXB Mounting Options Wall mount and EIA 19 rack mount kits are available as options for the EXB from CTI Products Inc The wall mount kit includes brackets to allow a single EXB module to be mounted to any flat surface The rack mount kit includes an adapter allowing up to three EXB modules to be mounted in a single rack unit height Wall Mount Option The wall mount option allows an EXB module to be mounted to any flat surface The EXB module has four screw holes on the bottom Simply attach the two mounting plates to the bottom of the module using the four flat head screws provided with the wall mount kit This assembly is then attached to the flat surface with user provided fasteners Figure 12 shows an exploded view of the wall mount installation AUDIO CD OH Er oo CMD CSVC TION Ln NCB NETWORK COMBINER CA 80112 100 Figure 10 EXB Module Wall Mounting CAUTION Be sure to use the flat head screws provided with the wall mount kit If you are not using the wall mount kit from CTI Products Inc make sure that
25. ive pair Use the 4 wire mode in these situations Be sure to provide proper wiring in 4 wire mode see Appendix A for details 68 11089 115 11 3 2 4 EXB TELCO Handset Connection A standard telephone handset or other audio input and output device may be connected to the AUDIO connector to allow use of the simultaneous voice data feature of the EXB TELCO module Audio directly from the telephone circuit is routed to this connector during training to permit monitoring of call establishment as typical modems provide via an internal speaker After training is completed when the CD LED turns on bidirectional audio from the simultaneous voice data system is available at this connector The audio on this connector is digitized and transferred across the modem link by utilizing a portion of the connection bandwidth This utilization is dynamic and only consumes bandwidth when audio is detected into the AUDIO connector Therefore to avoid unnecessary consumption of bandwidth normally allotted to data transfer be sure to either disconnect the audio source when not in use or minimize background noise 3 2 5 EXB Serial RS 232 Communication Channel Connection Connect the RS 232 communication channel s to PORT 1 and PORT 2 if two RS 232 communication channels are being used on the rear of the EXB Serial unit See Appendix A for pinouts and cable diagrams this is a standard 9 pin to 25 pin modem cable Be sure to set the BAUD 1 B
26. led then any data received on one port is transmitted on the other port as well as on the Network port Also any data received on the Network port will be transmitted on both PORT 1 and PORT 2 Figure 4 shows a system configured in this way 68 11089 115 CA 80304 100 Figure 4 Two Port EXB Serial Module System Example The system in Figure 4 shows how a single EXB Serial module is connected to two remote networks The EXB Serial module at the PC side of the network has both PORT 1 and PORT 2 connected to high speed fractional T1 circuits to allow simultaneous monitoring of two remote comparator sites Both PORT 1 and PORT 2 of this EXB Serial module are configured to match the baud rate of the TI MUXes The EXB Serial modules at the comparator sites are both configured with PORT 2 disabled and PORT 1 s baud rate matching the baud rate of the 1 MUXes NOTE The EXB Serial module is configured as a DTE device In order to use standard RS 232 cables to connect the module with the RS 232 communication channel in this case the T1 MUX the RS 232 communication channel must be configured as a DCE device EXB Serial devices can operate with external modems If dial up operation is required the modems must be capable of being manually dialed 68 11089 115 2 The EXB Unit The EXB unit contains user accessible connectors indicators and controls to allow efficient use of the EXB module This section describes the function of
27. mful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Warning Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Appendix F Industry Canada IC Notices EQUIPMENT ATTACHMENT LIMITATIONS NOTICE The Canadian Industry Canada label identifies certified equipment This certification means that the equipment meets certain telecommunications network protective operational and safety requirements The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment Users should ensure for their own prote
28. n the event of a defect malfunction or failure to conform to specifications established by the seller during the period shown the customer shall call CTI Products Inc to obtain a Return Authorization Number and return the product or module shipping and insurance prepaid CTI Products Inc will then at its option either repair or replace the product or module and return it shipping prepaid or refund the purchase price thereof On site labor at the purchaser s location is not included in this warranty EQUIPMENT NOT MANUFACTURED BY CTI Products Inc Equipment not manufactured by CTI Products Inc is excluded from this warranty but is subject to the warranty provided by its manufacturer a copy of which will be supplied to you upon specific written request NO OTHER WARRANTIES The foregoing constitutes the sole and exclusive remedy of the buyer and exclusive liability of CTI Products Inc AND IS IN LIEU OF ANY AND ALL OTHER WARRANTIES EXPRESSED OR IMPLIED OR STATUTORY AS TO MERCHANTABILITY FITNESS FOR PURPOSE SOLD DESCRIPTION QUALITY PRODUCTIVENESS OR ANY OTHER MATTER NO LIABILITY FOR CONSEQUENTIAL DAMAGES WITHOUT LIMITING THE FOREGOING IN NO EVENT SHALL CTI PRODUCTS INC OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING WITHOUT LIMITATION SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES OR FOR LOSS OF BUSINESS PROFITS BUSINESS INTERRUPTION LOSS OF BUSINESS INFORMATION OR OTHER PECUNIARY LOSS ARISING OUT OF THE USE
29. nel that is capable of carrying V 32 terbo standard modem signaling including 2 wire or 4 wire leased lines or microwave channels The EXB TELCO Module does not provide any dialing capability therefore it cannot be used over dial up lines Figure 1 shows an example system that using the EXB TELCO modules to connect networks in two remote buildings CONSOLE ELECTRONICS jour LA p a uu a EN CA 80166 100 Figure 1 MCN module in two buildings connected with EXB TELCO Modules 68 11089 115 The second type of EXB module is the EXB Serial Module This module interfaces with a virtual RS 232 communications channel such as a high speed fractional T1 circuit Figure 2 shows an example system using the EXB Serial modules to connect networks in two remote buildings BUILDING 1 CONSOLE VIRTUAL RS 232 CHANNEL CONSOLE ELECTRONICS e M r A ora M ETE CA 80301 100 Figure 2 MCN modules in two buildings connected with EXB Serial Modules EXB modules are used when two multi node MCN networks are separated by a distance beyond the reach of conventional wired media typically 4000 feet This distance could be across a large building business campus city etc Additional networks can be added to this unified network by simply adding an EXB module pair per network
30. rror has occurred or insufficient configuration information is present in the EXB TELCO module ACT LED Yellow Indicates a packet has been passed by the EXB TELCO router OH LED Green Indicates the modem is Off Hook CD LED Yellow Indicates the modem has detected carrier and completed the training sequence with the distant modem 68 11089 115 RESET pushbutton Hardware reset for the entire EXB TELCO module Non volatile information is retained CMD pushbutton currently not used CSVC pushbutton reserved Used during configuration of custom engineered systems See the custom configuration documents for your system RSVC pushbutton reserved Used during configuration of custom engineered systems See the custom configuration documents for your system OPTION A switches This eight position DIP switch is read by the EXB TELCO module at power up or after the RESET button is pressed and is used to set the following options OPTION A Position Function 1 Up Leased Line Answer Mode Dn Leased Line Originate Mode 2 Reserved leave Dn 3 Not Used leave Up 4 Not Used leave Up 5 Normal Systems leave Up Custom Engineered Systems set as indicated in Custom Documentation 6 Dn EXB 1 use for Originate Up EXB 72 use for Answer 7 Up 10 dBm Modem Level normal Dn 16 dBm Modem Tx Level for back to back leased line connection 8 Leased Line Mode 2wire 4wire Select Up 2 wire Dn 4
31. sent BAUD 1 amp BAUD 2 The rear panel BAUD 1 and BAUD 2 switches control the baud rate of serial PORT 1 and serial PORT 2 respectively See section 2 2 for more details Set them as required Although baud rates down to 1200 are shown the lower baud rates may introduce unacceptable delays in the overall system It is recommended that you use the highest baud rate supported by your connecting channel NOTE Set the BAUD n switch to 0 if the respective port will not be used This is important as the front panel ERR LED will flash continuously if a serial port BAUD switch is non zero and no RS 232 communication channel is connected Alternately the appropriate switches of Option B could be set Down for an unused port 68 11089 115 14 RS 232 Hardware Handshake Controls The EXB Serial module uses the hardware handshake control lines to control the flow of data to and from the RS 232 communication channel These control signals are listed below Control Signal RTS CTS DSR DTR The control signals DCD and RI are not used by the EXB Serial module The RTS and CTS lines control the flow of characters to and from the EXB Serial module The EXB Serial module asserts the RTS output TRUE when it is ready to receive incoming RS 232 data and asserts the RTS output FALSE to signal the RS 232 communication channel to stop sending data The CTS signal must be TRUE for the EXB Serial module to send RS 232 data If the EXB Serial module is s
32. sition for telephone lines If two EXB units are to be connected back to back in leased line mode with only a short cable between the LINE connector on each unit in lab test situations for instance or are connected standard Starplex multiplex equipment switch position 7 must be set to the DOWN position in order for the two modems to connect properly OPTION A switch position 8 controls the selection of 2 wire or 4 wire mode for leased line operation 68 11089 115 13 3 3 20 EXB Serial Controls The front panel OPTION A switches as well as the rear panel OPTION B BAUDn and switches provide for EXB module static configuration Section 2 2 of this manual lists the function of each switch position This section details how to set the switches for each type of intended use The switches are read by the internal EXB circuits at module power up or after pressing the RESET pushbutton on the EXB module front panel OPTION A OPTION A switch positions 1 through 8 are not used on the EXB Serial Module and should be left in the UP position OPTION B OPTION B switch positions 1 through 4 control the RS 232 handshaking They are normally in the UP position See sections 2 2 1 for more details MODE 1 and MODE 2 Switches MODE 1 and MODE 2 are present only on the EXB Serial Module and must be set to 0 On previous versions of EXB Serial modules the MODE 1 switch is labeled simply MODE and the MODE 2 switch is not pre
33. the FCC 4 telephone company requests information on what equipment is connected to their lines inform them of a Thetelephone number this unit is connected to b Theringer equivalence number c The USOC jack required d The FCC Registration number Items b and d are indicated on the label The Ringer Equivalence Number REN is used to determine how many devices can be connected to your telephone line In most areas the sum of RENs of all devices on any one line should not exceed five 5 0 If too many devices are attached they may not ring properly WARNING This device must only be attached to a private line using a JM8 connector Service Requirements In the event of equipment malfunction all repairs should be performed by CTI Products Inc It is the responsibility of users requiring service to report the need for service to CTI Products Inc Service can be obtained at CTI Products Inc 1211 W Sharon Rd Phone 513 595 5900 Cincinnati Ohio 45240 Fax 513 595 5983 This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause har
34. the screws do not protrude into the enclosure more than 0 125 inches from the bottom surface of the module Using a longer screw that touches the PC board inside the module may damage the module Doing so will void the unit s warranty 68 11089 115 22 Rack Mount Option The rack mount option allows up to three EXB modules to be mounted in a one rack unit height 1 75 inches of a standard 19 inch rack The modules are mounted in the rack plate by removing its front bezel and remounting the module into the rack plate Figure 13 shows an exploded view of the rack mount installation The top diagram shows the front view of the bracket with one module installed The bottom two diagrams show a side view of the module installation into the rack adapter and rack adapter installation into the rack respectively AUDIO CD OH LINE B oo EHHH ST T9 RESET CMD CSVC RSVC NcB network COMBINER FACEPLATE E SPACER E CA 80113 100 Figure 11 EXB Module Rack Mounting 68 11089 115 23 To attach a module to the rack adapter and then mount the rack adapter into the rack follow the steps below WARNING Do not allow the PC board to slide out of the housing when the front panel is removed If it does DO NOT slide the PC board back into the housing from the front of the module
35. wire 68 11089 115 2 2 The EXB Serial Unit The EXB Serial unit contains user accessible connectors indicators and controls to allow efficient use of the module This section describes the function of each item More detail of the use of each is in section 3 See Appendix A for connector specifications and pinouts EXB Serial Front Panel ERR PWR ACT IN NETWORK OUT NETWORK DOBBOBBU 2H 0 1 23456 CSVC RSVC OPTION A RESET Ly Products Ine NCB NETWORK COMBINER CA 80283 105 Figure 3 EXB Serial Module Front Panel DC IN connector The primary power entry point for the EXB Serial module NETWORK connectors connection point for the MCN network Pins 1 and 2 of both RJ45 connectors are wired in parallel The dual RJ45 connector designates IN and OUT These designations apply only to DC power that is passed down unused pairs of the 4 pair network cable The two pins carrying the network pair are straight through NOTE Previous versions of the EXB Serial module do not have both RJ45 and terminal strip connectors mounted simultaneously rather were provided with only a dual RJ45 The two pin terminal strip connector is not used with the MCN family products PWR LED Green Indicates when power is present to the EXB Serial module Flashes if DC input to module is below minimum required voltage ERR LED Red Indicates either e Always On a diagnostic error has occurred
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