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BayTech Telplex TX102, Owner'S Manual

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BayTech Telplex TX102 Owner'S Manual Download Page 2

Thank you for selecting a Telplex statistical multiplexer.

The data provided in this Owner's Manual explains the various ways you
can operate your Telplex and configure it to your own computer system. 
We suggest that you read this manual carefully before attempting to
install the Telplex and that you place special emphasis on correct cabling
and configuration.  If you have any problems with your installation, please
contact a BayTech applications engineer for assistance at 1-800-523-
2702.

BayTech also manufactures data communications devices that provide
port sharing and expansion, port contention, buffered or non-buffered
printer sharing, network print servers, and data acquisition multiplexing. 
If you would like information on any of these models, please contact
BayTech customer service.

We welcome any comments you may have about our products.  And we
hope that you will continue to look to BayTech for your data
communications needs.

Summary of Contents for Telplex TX102

Page 1: ...OWNER S MANUAL TELPLEX MODELS TX102 TX104 AND TX108 STATISTICAL MULTIPLEXERS Revision 1 04 and 3 03 BayTech Publication U140E069 05 ...

Page 2: ...u have any problems with your installation please contact a BayTech applications engineer for assistance at 1 800 523 2702 BayTech also manufactures data communications devices that provide port sharing and expansion port contention buffered or non buffered printer sharing network print servers and data acquisition multiplexing If you would like information on any of these models please contact Ba...

Page 3: ...aster and TRAN X are registered trademarks of Bay Technical Associates Inc IBM IBM PC IBM PC AT IBM PC XT are products and registered trademarks of International Business Machines Corporation Hewlett Packard LaserJet is a product and registered trademark of the Hewlett Packard Company All products or company names are trademarks of their respective holders ...

Page 4: ...5 2 2 TX102 CABLE CONNECTION 16 3 6 TERMINAL PORT CABLING 17 3 6 1 TX104 TX108 TERMINAL PORT CONNECTION 17 3 6 2 TX102 TERMINAL PORT CONNECTION 19 4 OPERATION 20 4 1 TERMINAL PORT OPERATION 20 4 1 1 GENERAL 20 4 1 2 USER PROGRAMMABLE OPERATIONS 20 4 1 2 1 SERIAL PORT CONFIGURATION 20 4 1 2 2 DATA BLOCK SIZE 21 4 1 2 3 LOCAL ACCESS 21 4 1 2 4 STATUS MESSAGES 21 4 1 2 5 SERIAL PORT DESTINATION 23 4 ...

Page 5: ... HANDSHAKING 40 4 6 1 1 CTS OUTPUT FLOW CONTROL 40 4 6 1 2 DTR INPUT FLOW CONTROL 40 4 6 1 3 RTS DSR PASS THROUGH 41 4 6 2 XON XOFF FLOW CONTROL 41 4 6 2 1 XON XOFF OUTPUT FLOW CONTROL RECEIVE DATA DIRECTION RECV 41 4 6 2 2 XON XOFF INPUT FLOW CONTROL TRANSMIT DATA DIRECTION XMIT 42 5 CONFIGURATION PROCEDURE 42 5 1 MAIN CONFIGURATION MENU 44 5 1 1 MULTI DROP UNIT MAIN CONFIGURATION MENU 44 5 1 2 S...

Page 6: ... APPENDIX A RECOMMENDED CABLING 68 A 1 BETWEEN TX104 OR TX108 AND IBM PC PC XT OR PS 2 DB 25 68 A 2 BETWEEN TX104 OR TX108 AND IBM PC AT DE 9 69 A 3 BETWEEN TX104 OR TX108 AND HP LASERJET 71 A 4 TX102 MODULAR CABLING 72 A 4 1 COMPUTER INTERFACE 72 A 4 2 PRINTER PLOTTER INTERFACE 73 A 4 3 MODEM INTERFACE 73 A 4 4 TELPLEX INTERFACE 74 A 4 5 RJ 45 CABLE PINOUT 74 APPENDIX B TELPLEX TX104 TX108 UNIT A...

Page 7: ...inters located at multiple sites together over single telephone lines or cables Such devices are connected to terminal ports on the Telplex A local TX102 TX104 or TX108 is connected to a remote Telplex via a composite port The remote Telplex may be a TX102 TX104 TX108 TX4 TX28 or TX60 for multi drop units The TX28 and TX60 are expandable units that may have up to twenty eight and sixty terminal po...

Page 8: ...d with existing modems short haul modems or hard wired back to back to suit your specific requirements Figure 1 P o i n t t o P o i n t A p p l i c a t i o n P o i n t t o P o i n t A p p l i c a t i o n In this example Port 1 of Unit 1 communicates with Port 1 of Unit 2 Port 2 of Unit 1 communicates with Port 2 of Unit 2 and so on NOTE Standard units will support point to point applications only ...

Page 9: ...us Messages Serial Port Destination and Unit Number are programmable for multi drop units Programmable features for the composite port include the baud rate Line Type and Programmable Strings All changes are saved in non volatile memory to become the new power up default Multi drop units operate in one of seven modes System mode MUX mode Local Unit Configuration mode Remote Unit Configuration mode...

Page 10: ...tics mode a terminal connected to a multi drop unit may instruct the local Telplex to perform a self test on all ports The terminal may also communicate in full duplex or loopback communication with a selected port on the local unit Remote Diagnostics mode allows a terminal connected to a multi drop unit or a standard unit to perform self test full duplex or loopback Diagnostics with ports on a re...

Page 11: ...put DTR RTS Output CTS DSR Selectable XON XOFF Composite Port Input CTS Output internal protocol INTERNAL BUFFER Receive 256 character Transmit 7 5K per port POWER TX104 and TX108 115 VAC 50 60 Hz 0 2A Optional 230 VAC 50 60 Hz 0 1A TX102 8 VDC 200 mA external power required supplied with unit ENVIRONMENT 0 degrees to 50 degrees C temperature 5 to 95 humidity DIMENSIONS TX104 and TX108 10 125w x 6...

Page 12: ...ollows Transmit TX Receive RX Ready to Send RTS Clear to Send CTS and Data Set Ready DSR SELECT SWITCH Using Modem Line Type Used to stop the multiplexing of characters while the Telplex is in MUX mode and return the Telplex to System mode when Local Access is disabled for all terminal ports also used to send Programmable String 1 out the composite port Using Direct Line Type Used to stop the mult...

Page 13: ...ination multi drop units only Port 1 Unit 1 Module 1 Port 1 Port 2 Unit 1 Module 1 Port 2 Port 3 Unit 1 Module 1 Port 3 Port 4 Unit 1 Module 1 Port 4 Port 5 Unit 1 Module 1 Port 5 Port 6 Unit 1 Module 1 Port 6 Port 7 Unit 1 Module 1 Port 7 Port 8 Unit 1 Module 1 Port 8 Unit Number multi drop units only 1 Composite Port Baud Rate 9600 Word Size 8 bits Stop bits 1 Line Type Direct String 1 NULL Sent...

Page 14: ...sabled Status Messages Enabled or disabled Serial Port Destination multi drop units only Individual ports may be assigned to communicate with Unit 1 32 Module 1 16 and Port 1 8 Unit Number multi drop units only 1 to 32 Composite Port changed in Local Unit Configuration mode only Baud rate 50 75 110 135 150 300 600 1200 2400 4800 9600 19 2K 38 4K 57 6K or 115 2K bps Line Type Modem or Direct String...

Page 15: ...e The TX102 will be provided with an external power supply Check the unit to make certain it did not incur damage during shipping If items are missing or damaged contact BayTech technical support at 800 523 2702 3 2 3 2 SOFTWARE UTILITY DISKETTE SOFTWARE UTILITY DISKETTE BayTech provides utility software for DOS compatible PCs to assist you in configuring the Telplex IMPORTANT Copy the BayTech ori...

Page 16: ...g power cord Do not attempt to operate the unit with a two prong socket or adapter 230 VAC 50 60 Hz is optional The TX102 requires external DC power Plug the DC jack of the external power supply into the 9VDC receptacle on the back of the unit Plug the AC connector into an AC outlet All Telplex models power up when you press the power switch to ON A green LED on the front panel will illuminate whe...

Page 17: ... Port 1 Unit 1 Module 1 Port 1 Port 2 Unit 1 Module 1 Port 2 Port 3 Unit 1 Module 1 Port 3 Port 4 Unit 1 Module 1 Port 4 Port 5 Unit 1 Module 1 Port 5 Port 6 Unit 1 Module 1 Port 6 Port 7 Unit 1 Module 1 Port 7 Port 8 Unit 1 Module 1 Port 8 Unit Number multi drop units only 1 From the factory the Telplex composite port comes with the following power up configuration Baud rate 9600 Word size 8 bits...

Page 18: ... connected to the COMPOSITE EIA 232 port on the back panel of the unit see Appendix B The TX104 or TX108 should be programmed to operate with a Line Type of Modem see Section 5 8 The standard configuration of the COMPOSITE EIA 232 port is DTE Data Terminal Equipment with a DB 25 male connector which uses the following signals for communication TX104 AND TX108 EIA 232 COMPOSITE PORT PIN SIGNAL DEFI...

Page 19: ...sue commands to the external modem from selected terminal devices when the Telplex is in Access Local Modem mode Please see the technical documentation for your modem to determine which commands are supported WARNING XON XOFF flow control must be disabled on the modems Failure to do so will result in erroneous characters appearing in addition to the data being sent 1 2 3 4 5 6 7 8 20 1 2 3 4 5 6 7...

Page 20: ...e Appendix A 4 for the recommended adapter cable pinouts Figure 4 and Figure 5 are drawings of an RJ 45 receptacle and plug The pin assignments are given Figure 4 RJ 45 Receptacle Figure 5 RJ 45 Plug The TX102 s composite port uses the following signals TX102 EIA 232 COMPOSITE PORT RJ 45 PIN SIGNAL DEFINITION Pin Signa l Direction Description 1 DTR Output Data Terminal Ready 12 volts when power is...

Page 21: ...ust program the unit to use a Line Type of direct see Section 5 8 The pin definition for the EIA 422 port is shown in the following table TELPLEX EIA 422 COMPOSITE PORT PIN SIGNAL DEFINITION Pin Signa l Direction Definition 1 PGND Protective Ground 2 RX Input Receive Data 3 TX Output Transmit Data 5 CTS Input Transmit Enable 7 SGND Signal Ground 11 Termination resistor strapping point 14 RX Input ...

Page 22: ...mposite port IMPORTANT When connecting a TX102 to a remote Telplex via cable you must use the EIA 232 composite port on the remote unit This port is usually connected to an external modem Do not use the EIA 422 port on the remote unit Some remote Telplex models will require an RJ 45 adapter to convert the EIA 232 composite port s DB 25 connector to an RJ 45 connector The following Telplex models r...

Page 23: ... the IBM PC The following devices are DCE modems and some computers The standard configuration of the TX104 and TX108 is all terminal ports DCE with DB 25 female connectors DCE ports use the following signals for communication TELPLEX EIA 232 TERMINAL PORT PIN SIGNAL DEFINITION Pin Signa l Direction Definition 1 PGND Protective Ground 2 TX Output Data In 3 RX Input Data Out 4 RTS Input Request To ...

Page 24: ...18 20 DTR Input Data Terminal Ready Enable disable the receiving of characters ...

Page 25: ... MALE DB 25 MALE FEMALE DB 25 TELPLEX DCE DCE DEVICE MALE DB 25 MALE DB 25 NOTE Please refer to Appendix A for recommended cabling between the TX104 or TX108 and various computers and printers 1 2 3 4 5 6 7 8 20 1 2 3 4 5 6 7 8 20 PGND TXD RXD RTS CTS DSR SGND DCD DTR DTR DCD SGND DSR CTS RTS RXD TXD PGND Figure 7 PGND TXD RXD RTS CTS DSR SGND DTR DTR SGND DSR CTS RTS RXD TXD PGND 20 7 6 5 4 3 2 1...

Page 26: ... Signa l Directio n Description 1 DTR Output Data Terminal Ready 12 volts when Telplex buffer is full 2 DCD Output Data Carrier Detect Follows the composite port s DCD line 3 RTS Output Request To Send If RTS DSR pass through is enabled this line follows the remote unit s DSR line If RTS DSR pass through is disabled this line is 12 Volts when the Telplex is powered on 4 TX Output Transmit Data 5 R...

Page 27: ...multi drop units or Local mode for standard units NOTE Standard units will only support a point to point application as shown in Figure 1 on Page 2 Port 1 of the local unit will communicate with Port 1 of the remote unit Port 2 with Port 2 and so on Multi drop units allow you to program the specific remote port a local terminal port will communicate with once both units go into MUX mode 4 1 2 3 4 ...

Page 28: ...characters for all ports 4 1 2 3 4 1 2 3 LOCAL ACCESS LOCAL ACCESS The Telplex may be programmed to allow selected terminal devices to enter into System mode Entry into System mode allows selected users to instruct the Telplex to enter into any of the other modes of operation see Section 4 3 The factory default Local Access is enabled for Port 1 and disabled for all other ports 4 1 2 4 4 1 2 4 STA...

Page 29: ...r a connection to its designated remote terminal port the following message will be sent Waiting for Connection After a connection is made the following message will be sent from a multi drop unit Connect To Unit X Module Y Port Z where X is the designated unit number Y is the designated module number and Z is the designated port number see Section 4 1 2 5 If a multi drop unit has a connection wit...

Page 30: ... the Port Number may range from 1 to 8 Factory default is Unit 1 Module 1 Port X where X is the local unit port number 1 to 8 4 1 2 6 4 1 2 6 UNIT NUMBER UNIT NUMBER NOTE This section applies to multi drop units only Unit Number is used to identify multiple Telplex units and to direct terminal port data Unit Number informs a local Telplex that data coming in from a remote unit is to be routed to a...

Page 31: ...TIONS 4 2 2 1 4 2 2 1 BAUD RATE BAUD RATE The baud rate for certain composite ports may be programmed to operate at various speeds as listed in Section 2 Specifications The default baud rate is 9600 bps 4 2 2 2 4 2 2 2 LINE TYPE LINE TYPE The local Telplex can communicate with a remote Telplex connected together via external modems or via cable If you intend to connect the Telplex units together v...

Page 32: ...d two separate character strings up to 42 characters in length to the composite port Either string may be programmed to be sent on power up when carrier drops out on a combination of power up or loss of carrier or manually only Either string may be sent manually regardless of the condition you choose String 1 is sent manually by typing Control U while in Access Modem Command mode for multi drop un...

Page 33: ...ocal mode allows a terminal to instruct the Telplex to go into any of the other operating modes You must access System Local mode in order to access any of the other modes except MUX mode see Section 4 3 3 System Local mode is accessed from a terminal port with Local Access enabled by issuing the Escape Code Sequence which consists of a one second delay followed by and another one second delay The...

Page 34: ...minal port the Telplex will send the following message System Menu Currently Being Accessed by another Port Standard Units Local Mode Once a terminal connected to a standard unit has accessed Local mode the Telplex will send back the Local Mode menu as follows LOCAL MODE Type Ctrl C for Mux Mode Type Ctrl T for Local Configuration Type Ctrl R for Remote Configuration Type Ctrl P or for Modem Comma...

Page 35: ...Mode menu and Remote Unit Configuration mode is accessed by typing Control R from this menu NOTE The active terminal may access Remote Unit Configuration mode only if there is a communication link established with the desired remote Telplex The active terminal cannot change any features of the remote unit s composite port since this would disrupt the communication link Programmable features for th...

Page 36: ...X mode by typing 3 from the System menu An active terminal connected to a standard unit may instruct the Telplex to go to MUX mode by typing Control C from the Local Mode menu The Telplex will stay in MUX mode until the carrier DCD or phone line drops out MUX mode will also be terminated when a local terminal instructs the Telplex to go into Local or Remote Unit Configuration or Diagnostics mode I...

Page 37: ...back diagnostic allows the active terminal to have all data typed on the keyboard echoed back to the terminal screen by the selected port The self test diagnostic checks various internal components for all ports on the Telplex Section 4 3 4 1 describes Local Unit and Remote Unit Diagnostics mode for multi drop units and Section 4 3 4 2 describes Remote Unit Diagnostics mode for standard units 4 3 ...

Page 38: ... desired port number Enter the desired port number For example if you choose Port 2 the Telplex will respond with Connected To Port 002 Type Ctrl X to exit to System Menu NOTE You cannot do full duplex diagnostics with a remote TX4 TX28 or TX60 terminal port having a Serial Port Destination of Unit X Module 1 Port 1 If you are performing remote diagnostics on Unit X X 1 to 32 Module Y Y 1 to 16 th...

Page 39: ...gh Port 4 If you wish to run the loopback diagnostic type 3 from the Local Diagnostics Menu or Remote Diagnostics Menu Loopback Data On Selected Port and the Telplex will respond with a prompt to enter the desired port number Type the desired port number For example if you type 2 for Port 2 the Telplex will respond with Connected To Port 2 Type Ctrl X to exit to System Menu NOTE If you are perform...

Page 40: ... mode Status 1 Serial Port Configuration 2 Block Size Local Access Status Messages 3 Run Diagnostic 4 Programmable Strings 5 Exit X Enter Request Type 4 in response to this menu Run Diagnostic and the Telplex will respond with the Run Diagnostic menu as follows Self Test 1 Full duplex communication to a select port 2 Loop Back communication on a select port 3 Exit X Enter Request Select the desire...

Page 41: ...35 Self test passed ...

Page 42: ...minal will be sent to Port 4 of the remote unit and any data sent by Port 4 of the remote unit will appear on your terminal screen Either device may terminate this diagnostic by typing Control C The local Telplex will return to the Run Diagnostic menu shown on the previous page If you type 3 from the Run Diagnostic menu Loop Back communication on a select port you may perform loopback communicatio...

Page 43: ...dem will appear on your terminal screen Type Control U or Control V to send Programmable String 1 or String 2 respectively as described in Section 4 2 2 3 If you type Control X the Telplex will return to the System Menu 4 3 6 4 3 6 OPERATION MODE AT POWER UP OPERATION MODE AT POWER UP If using Modem Line Type and the power switch is turned on the Telplex will go through the following sequence 1 Pe...

Page 44: ... see Appendix B The POWER LED indicates that power is applied to the unit The three MODE LEDs indicate the mode in which the unit is currently operating These LEDs have different meanings depending on the type of Telplex you have The LED description for multi drop units is discussed in Section 4 4 1 The LED description for standard units is discussed in Section 4 4 2 4 4 1 4 4 1 MULTI DROP UNITS L...

Page 45: ...s illuminated this indicates that positive voltage is detected on the respective signal 4 4 2 4 4 2 STANDARD UNITS LED STANDARD UNITS LED DESCRIPTION DESCRIPTION The description of the mode LEDs is summarized in the table below STANDARD UNIT MODE LEDs DESCRIPTION MUX LOCAL PROG Description 1 0 0 MUX mode 0 1 0 Local mode N A N A 1 Local or Remote Configuration mode 1 Respective LED is illuminated ...

Page 46: ...de This is done by pressing the SELECT switch for less than three seconds When using Modem Line Type the SELECT switch is also used to initiate the Telplex to send out String 1 to the external modem when pressed for more than three seconds while operating in System Local mode or in an idle state The SELECT switch is also used to temporarily reset the serial configuration and Local Access for Port ...

Page 47: ...ibed in Section 5 3 4 6 4 6 DATA FLOW CONTROL DATA FLOW CONTROL Data flow control between the composite ports of remote Telplex units is accomplished via internal protocol that is transparent to each terminal port However either Telplex will respond to the hardware flow control lines of an external modem connected to the composite port Each terminal port has a 256 character receive buffer and a 7 ...

Page 48: ... if the transmit buffer of the designated remote terminal port fills 4 6 1 2 4 6 1 2 DTR INPUT FLOW CONTROL DTR INPUT FLOW CONTROL When the Telplex transmits data out of a terminal port the unit will expect to see a false negative voltage on the DTR line if the terminal device is unable to accept data When the terminal device is ready to accept data the Telplex will expect to see a true positive v...

Page 49: ...through setting is disabled for all terminal ports 4 6 2 4 6 2 XON XOFF FLOW CONTROL XON XOFF FLOW CONTROL The Telplex permits XON XOFF to be enabled or disabled by port independently in the receive data RX and transmit data TX directions The description of handshaking assumes XON XOFF to be enabled in both directions If XON XOFF is disabled in one direction that direction will support hardware ha...

Page 50: ...EDURE CONFIGURATION PROCEDURE The programmable features of the Telplex may be accessed from any terminal port which has Local Access enabled see Section 4 1 2 3 From the factory Port 1 is the only terminal port that has Local Access enabled You may also program the terminal port features for a remote Telplex by accessing Remote Unit Configuration mode User programmable features for the terminal po...

Page 51: ...re programming a multi drop unit you will receive the System Menu similar to the following for the TX104 TELPLEX TX104 SYSTEM MENU Local Unit Configuration 1 Remote Unit Configuration 2 Mux Mode 3 Local Diagnostics 4 Remote Diagnostics 5 Access Local Modem 6 Enter Request If you are programming a standard unit you will receive the Local Mode menu similar to the following for the TX104 3 If you are...

Page 52: ...plex will respond to 1 Local Unit Configuration or 2 Remote Unit Configuration while in System mode with a menu similar to the following Bay Technical Associates TELPLEX Model TX104 Statistical Multiplexer Copyright 1990 1994 Revision 3 03 Unit 1 Module 1 Status 1 Serial Port Configuration 2 Block Size Local Access Status Messages 3 Programmable Strings 4 Set Serial Port Destination 5 Set This Uni...

Page 53: ... Version 1 Revision 1 04 Status 1 Serial Port Configuration 2 Block Size Local Access Status Messages 3 Composite Port Configuration 4 Programmable Strings 5 Exit to System Menu X Enter Request NOTE If you select Remote Unit Configuration item 4 Composite Port Configuration will not be shown This is because changing the composite port for a remote Telplex while in Remote Unit Configuration mode wi...

Page 54: ...Baud Word Stop Parity Xon Xoff PASS Rate Size Bits Xmit Recv RTS DSR 1 9600 8 1 NONE OFF OFF NO 2 9600 8 1 NONE OFF OFF NO 3 9600 8 1 NONE OFF OFF NO 4 9600 8 1 NONE OFF OFF NO Press any Key to continue Port Baud Word Stop Parity Line Rate Size Bits Type 5 9600 8 1 None Direct Press any Key to continue Port Block Local Status Size Access Messages 1 032 YES ON 2 032 NO OFF 3 032 NO OFF 4 032 NO OFF...

Page 55: ...49 Press any Key to continue ...

Page 56: ...end of the main configuration menu see Section 5 1 1 for either type of unit with 2 Serial Port Configuration you may review the current serial port status of all terminal ports and make any necessary changes Serial port configuration for the composite port is described in Section 5 8 Programmable serial parameters for the terminal ports include baud rate word size stop bits parity XON XOFF handsh...

Page 57: ...hrough 8 Enter Request You may now reconfigure Port 3 by selecting the appropriate option 1 8 from the menu For example to change the baud rate to 2400 baud type 2 Set Baud Rate The Telplex will respond with 1 for 50 2 for 75 3 for 110 4 for 135 5 for 150 6 for 300 7 for 600 8 for 1200 9 for 2400 A for 4800 B for 9600 C for 19200 Enter Request Type 9 for 2400 baud rate and the Telplex will respond...

Page 58: ...52 Set Stop Bits 4 Set RTS DSR Pass Through 8 Enter Request ...

Page 59: ...ter N the Telplex will respond with the reconfigured status of the port and options menu as follows Port Baud Word Stop Parity XON XOFF Pass Rate Size Bits Xmit Recv RTS DSR 3 2400 8 1 None ON OFF NO Exit Save 1 Set Parity 5 Set Baud Rate 2 Set XON XOFF Xmit 6 Set Word Size 3 Set XON XOFF Recv 7 Set Stop Bits 4 Set RTS DSR Pass Through 8 Enter Request If there are no other changes for this port se...

Page 60: ...volatile memory and the Telplex will subsequently power up at that configuration If you enter N the new configuration will be stored in RAM and on the next power up the Telplex will revert to the previous configuration The Telplex will respond with Port Baud Word Stop Parity Xon Xoff PASS Rate Size Bits Xmit Recv RTS DSR 1 9600 8 1 NONE OFF OFF NO 2 9600 8 1 NONE OFF OFF NO 3 2400 8 1 NONE ON OFF ...

Page 61: ... 4 032 NO OFF Enter Port Number 1 4 or X to Exit Type the port number that you wish to configure followed by ENTER The Telplex will then proceed to a status menu for the port you enter and a list of options to change For example if you enter 2 followed by ENTER for Port 2 in response to the prompt the Telplex will respond with Port Block Local Status Size Access Messages 2 032 NO OFF Set Block Siz...

Page 62: ...ssages 3 Enter Request or X to Exit If you now wish to change the current Local Access for Port 2 type 2 in response to the prompt IMPORTANT A terminal port must have Local Access enabled in order for the device connected to that port to access System Local mode see Section 4 3 1 If Local Access is disabled for all terminal ports the only way to access System Local mode is by pressing the SELECT s...

Page 63: ...3 in response to the prompt Please see Section 4 1 2 4 for an operational description of Status Messages The Telplex will respond with Status Messages 1 For On 2 For Off Enter Request Type the number corresponding to your desired setting for Status Messages on Port 2 For example if you wish to enable the Status Messages for Port 2 type 1 in response to the prompt The Telplex will respond with Port...

Page 64: ...gs you may review the current status of the Programmable Strings and make any necessary changes There are two programmable strings which are sent out of the composite port to the external modem under various conditions Either string may be sent on power up loss of DCD power up and loss of DCD or manually via control characters NOTE The programmable strings will be sent only if you have the Telplex...

Page 65: ...or example if you want the local unit to send String 1 to instruct the external modem to tone dial the remote unit s external modem at number 1 555 123 4567 upon power up or loss of DCD you would first enter the following string Enter Up to 42 Characters to be Sent for String ATDT15551234567 M The Telplex will respond with String Programmable String Send On 1 ATDT15551234567 M Manual 2 Manual Stri...

Page 66: ... sends Control U and String 2 will always be sent when this device sends Control V from either mode The Telplex will respond with String Programmable String Send On 1 ATDT15551234567 M Power DCD 2 Manual String 1 1 String 1 Send On 3 String 2 2 String 2 Sent On 4 Enter Number 1 4 to Change or X to Exit NOTE String 1 will be sent out of the composite port whenever the SELECT switch is pressed for m...

Page 67: ...on Unit Module Port 1 1 1 1 2 1 1 2 3 1 1 3 4 1 1 4 Enter Port Number 1 4 or X to Exit Type the desired port number followed by ENTER For example if you type 1 and ENTER for Port 1 the Telplex will respond with Enter Destination Unit 1 to 32 Enter the desired Destination Unit This is the remote Telplex s Unit Number The Telplex will respond with Enter Destination Module 1 to 16 Enter the desired D...

Page 68: ...al Telplex IMPORTANT When connecting multiple Telplex units together all units must have a unique Unit Number to insure proper operation The Telplex will respond with Current Unit Number is 1 Press C to change or RETURN for no change If you wish to change the Unit Number of the local Telplex type C Enter the desired Unit Number For example if you wish the local Telplex to have a Unit Number of 2 t...

Page 69: ...NOTE This choice will not appear in the main menu when performing remote unit configuration The Telplex will respond with Port Baud Word Stop Parity Line Rate Size Bits Type 5 9600 8 1 None Direct Exit Save 1 Set Baud Rate 2 Line Type 3 Enter Request You may now reconfigure the baud rate or the Line Type for the composite port by entering the appropriate number For example if you enter 2 in respon...

Page 70: ...ine Type IMPORTANT If you intend to connect an external modem to the composite port you must choose Modem Line Type If you choose Modem Line Type keep in mind this does not configure the external modem to communicate with a dial or leased line If you intend to connect the Telplex via cable you must choose Direct Line Type If the baud rate and or Line Type is acceptable type X Exit Save and the Tel...

Page 71: ...on is intended to provide the necessary configuration requirements for various multi drop applications We will give specific instructions on how to configure each unit We assume that all terminal devices and modems communicate at the factory default serial parameters The configuration parameters we will consider in this section are the Serial Port Destination and Unit Number 6 1 6 1 POINT TO POINT...

Page 72: ...66 Figure 9 ...

Page 73: ...on 5 7 If using modems to connect to Unit 1 change the Line Type to Modem see Section 5 8 and configure the Programmable Strings if desired see Section 5 5 and Section 4 2 2 3 2 Connect a terminal to Port 1 of the TX104 that will be located at the main frame site Unit 1 Access Local Unit Configuration mode and change the Destination Unit for each port to 2 see Section 5 6 If using modems to connec...

Page 74: ...posite 1 the ports on Module 2 will communicate with TX104 2 Unit 2 through Composite 2 ports on Module 3 will communicate with TX104 3 Unit 3 through Composite 3 and the ports on Module 4 will communicate with TX104 4 Unit 4 through Composite 4 The main frame ports will be connected to the local TX60 Unit 5 and terminals connected to the TX104s Use the following guidelines to configure each unit ...

Page 75: ...Local Unit Configuration mode for Module 1 and change the Unit Number from 1 to 5 Exit to the System Menu 3 Access Local Unit Configuration for Module 5 Composite 1 and add Unit 1 to the Multiple Unit Configuration Likewise add Unit 2 to the Multiple Unit Configuration for Module 6 Composite 2 Unit 3 for Module 7 Composite 3 and Unit 4 for Module 8 Composite 4 If using modems for connection to the...

Page 76: ...es follow the procedure listed in Section 7 2 for repacking Before you ship your unit please call BayTech to get a Return Authorization number BayTech cannot accept warranty or no charge returns without this number Ship your unit to the address listed in Section 8 Technical Support 7 2 7 2 REPACKING FOR SHIPPING REPACKING FOR SHIPPING If you need to repack your unit for shipping please choose a he...

Page 77: ...ex 3 Determine the type of application you are using i e point to point star or daisy chain and if you are connecting multiple Telplex units via modem or cable 4 Identify what cables adapters you are using the lengths of the cable and who sold you the cables adapters 5 Identify any special options you may have ordered with your Telplex 6 Identify the software packages you are using 7 If possible h...

Page 78: ...evice pursuant to Subpart J of Part 15 of FCC rules which are designed to provide reasonable protection against such interference in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference The user may not under any circ...

Page 79: ...ECOMMENDED CABLING USING HARDWARE OR XON OFF HANDSHAKING OR XON OFF HANDSHAKING PC DTE TX104 TX108 DCE FEMALE DB 25 MALE DB 25 1 2 3 4 5 6 7 8 20 1 2 3 4 5 6 7 8 20 PGND TXD RXD RTS CTS DSR SGND DCD DTR DTR DCD SGND DSR CTS RTS RXD TXD PGND MINIMUM CABLING USING XON XOFF MINIMUM CABLING USING XON XOFF HANDSHAKING HANDSHAKING PC DTE TX104 TX108 DCE FEMALE DB 25 MALE DB 25 SGND RXD TXD PGND 1 2 3 7 ...

Page 80: ...R 2 3 7 20 7 5 3 2 TXD RXD SGND A 2 A 2 BETWEEN TX104 OR TX108 AND BETWEEN TX104 OR TX108 AND IBM IBM PC AT DE 9 PC AT DE 9 RECOMMENDED CABLING USING HAR RECOMMENDED CABLING USING HAR DWARE DWARE OR XON OFF HANDSHAKING OR XON OFF HANDSHAKING AT DTE TX104 TX108 DCE FEMALE DE 9 MALE DB 25 1 2 3 4 5 6 7 8 20 8 7 6 5 4 3 2 TXD RXD RTS CTS DSR SGND DCD DTR ...

Page 81: ...NG HANDSHAKING AT DTE TX104 TX108 DCE FEMALE DE 9 MALE DB 25 2 3 4 5 6 7 7 3 2 RXD TXD SGND 1 8 MINIMUM CA MINIMUM CA BLING USING HARDWARE BLING USING HARDWARE HANDSHAKING HANDSHAKING AT DTE TX104 TX108 DCE FEMALE DE 9 MALE DB 25 DTR SGND CTS TXD RXD 2 3 5 7 20 6 5 4 3 2 8 1 ...

Page 82: ... DCE HP LASERJET DTE MALE DB 25 MALE DB 25 1 2 3 4 5 6 7 8 20 1 2 3 4 5 6 7 8 20 PGND TXD RXD RTS CTS DSR SGND DCD DTR DTR DCD SGND DSR CTS RTS RXD TXD PGND MINIMUM CABLING USING HARDWARE OR MINIMUM CABLING USING HARDWARE OR XON XOFF HANDSHAKING XON XOFF HANDSHAKING TX104 TX108 DCE HP LASERJET DTE MALE DB 25 MALE DB 25 2 3 4 5 6 7 20 2 3 7 20 TXD RXD SGND DTR NOTE You may eliminate the Pin 20 to P...

Page 83: ...77 wish to use 3 wires and XON XOFF handshaking only You may use the pinouts above for any HP plotter ...

Page 84: ... 1 2 3 4 5 6 7 8 20 8 7 6 5 4 3 2 RTS RX DCD DTR GND DSR TX CTS FEMALE DB 25 RJ 45 BLUE ORANGE BLACK RED GREEN YELLOW BROWN GRAY Figure 11 P C P S 2 C o m p u t e r T e r m i n a l A d a p t e r P C P S 2 C o m p u t e r T e r m i n a l A d a p t e r B a y T e c h P a r t N o 2 5 F R J 4 5 P C 3 B a y T e c h P a r t N o 2 5 F R J 4 5 P C 3 RJ 45 FEMALE DE 9 DTR DCD GND DSR CTS RTS RX TX 2 3 4 5 6...

Page 85: ...ut to connect the adapter s to the TX102 1 2 3 4 5 6 7 8 20 8 7 6 5 4 3 2 RTS RX DCD DTR GND DSR TX CTS MALE DB 25 RJ 45 GRAY BROWN YELLOW GREEN RED BLACK ORANGE BLUE Figure 13 P r i n t e r P l o t t e r A d a p t e r P r i n t e r P l o t t e r A d a p t e r B a y T e c h P a r t N o 2 5 M R J 4 5 P R 3 B a y T e c h P a r t N o 2 5 M R J 4 5 P R 3 RJ 45 MALE DB 25 2 3 4 5 6 7 8 8 7 6 5 4 3 2 1 ...

Page 86: ... A 4 1 through Appendix A 4 4 must be crossed See the cable diagram below APPENDIX B APPENDIX B 1 2 3 4 5 6 7 8 20 8 7 6 5 4 3 2 RTS RX DCD DTR GND DSR TX CTS FEMALE DB 25 RJ 45 BLUE ORANGE BLACK RED GREEN YELLOW BROWN GRAY Figure 15 C o m p u t e r A d a p t e r C o m p u t e r A d a p t e r B a y T e c h P a r t N o 2 5 F R J 4 5 P C 1 B a y T e c h P a r t N o 2 5 F R J 4 5 P C 1 1 2 3 4 5 6 7 ...

Page 87: ...TELPLEX TX104 TX108 UNIT ASSEMBLY TELPLEX TX104 TX108 UNIT ASSEMBLY LAYOUT FRONT AND REAR PANELS LAYOUT FRONT AND REAR PANELS ...

Page 88: ...49 59 61 Block size 3 7 8 11 21 28 33 42 44 45 51 54 Buffer 5 19 39 42 49 C Cable 1 12 14 16 18 20 24 60 62 65 66 72 74 Cable connection 15 16 Cabling 2 9 12 17 18 68 72 CCITT 5 CDT 66 Composite port 1 3 8 11 12 14 17 19 21 24 25 28 29 35 37 42 44 45 47 54 56 59 61 65 73 74 Connectors 5 14 17 19 72 Control characters 54 55 Control C 27 29 34 Control X 31 32 35 CST 66 CTS 5 6 12 14 15 17 19 37 40 ...

Page 89: ...9 35 37 38 54 56 DCE 5 13 17 18 68 71 Dial up 2 24 Dimensions 5 Direct 5 8 11 15 16 23 25 29 36 39 46 59 61 DSR 3 5 8 11 17 19 20 37 39 41 46 50 DTE 5 12 17 18 68 73 DTR 5 6 12 14 15 17 19 37 39 40 Duplex 4 30 31 33 35 E EIA 1 5 6 12 17 37 38 74 Escape code sequence 26 29 35 39 43 External power supply 9 10 F Factory default 9 11 20 23 25 38 41 43 61 Fail safe 39 FAX 66 ...

Page 90: ... 35 36 38 56 Indicators 36 Input Flow Control 40 42 49 Interface 5 67 72 74 Internal buffer 5 J K L Leased 2 24 25 60 LEDs 6 20 36 38 Line type 3 6 8 11 12 14 16 24 25 27 29 35 36 38 39 42 54 59 64 Local Access 3 6 8 11 21 26 29 33 38 42 44 45 51 52 53 54 Local unit configuration 3 4 6 8 26 28 37 39 43 45 50 62 63 64 Local unit diagnostics 31 32 36 ...

Page 91: ...ar 14 19 72 Modular 22 23 31 44 Multi drop unit 1 22 26 29 36 38 43 44 54 59 Multiplexed 1 2 20 21 Multiplexing 2 6 MUX mode 3 6 22 25 27 29 35 39 43 61 N O P Output flow control 40 41 49 Parity 3 7 8 11 20 38 43 46 50 59 60 Point to point 2 61 66 Port number 22 23 31 32 34 47 48 50 51 54 57 Power cord 10 Power switch 10 35 36 Power up default 3 7 8 11 PROG mode 52 Programmable Strings 3 4 25 28 3...

Page 92: ...7 57 61 64 66 Serial number 66 Serial port configuration 20 28 33 42 44 45 47 Serial port destination 3 7 8 11 23 28 31 42 44 57 61 64 Specifications 5 24 Standard unit 1 4 22 27 29 33 37 39 43 45 47 54 59 Star 2 63 64 66 Stat MUX 1 Statistical multiplexer 2 1 33 44 45 Status 3 6 8 11 21 22 28 33 38 39 42 44 49 51 54 57 60 66 Status messages 3 7 8 11 21 22 28 33 42 44 45 51 52 53 54 Stop bits 3 7 ...

Page 93: ...31 44 57 63 65 U V Unit number 3 7 8 11 22 23 28 31 42 44 47 57 58 61 62 64 User programmable 4 8 20 24 42 W Warranty 6 65 Weight 5 Word size 3 7 8 11 20 42 43 47 49 X Y Z XMIT 42 46 50 XOFF 3 5 7 8 11 13 20 39 43 46 50 68 70 71 XON 3 5 7 8 11 13 20 39 43 46 50 68 71 XON XOFF 3 5 7 8 11 13 20 39 43 47 49 68 70 71 XON XOFF handshaking 3 20 39 40 43 47 49 68 70 71 XT 3 68 ...

Page 94: ...eripherals These models allow any of your computers to access any of your peripherals and talk to other computers so files can be transferred and data shared Plus a built in buffer spools output data until your peripherals can receive it freeing your computers to go on to other tasks Models come in four eight and ten ports Four port models have a 1 MB standard buffer which is expandable to 2 MB Ei...

Page 95: ...two serial ports and LaserShare 4A and LaserShare 4A MIO come with four parallel ports The LaserShare device for the Brother HL8e and HL8v is referred to as LaserShare 4CB This device is available with four 4 serial computer ports and a fixed buffer size of 256KB The BayTech Print Server Plus PS 4A PS 4C and PS 4A models are user configurable high speed network print servers that support up to fou...

Page 96: ...e machines in exchanging data between point of sale devices or for operating a number of laboratory instruments or business machines from a central computer They are especially effective in adapting small low cost personal computers to these applications Each unit features six modes of operation which may be easily configured to your application The 500H series models are available with either 5 o...

Page 97: ...on link with the remote site You may use Telplex in point to point multiple location daisy chained or star configuration applications The TX28 and TX60 allow for multiple composite modules which offer simultaneous communications with multiple remote locations Telplex Model TX104M is an asynchronous statistical multiplexer with built in modem Four individual communications channels are multiplexed ...

Page 98: ...port controller These also have host port control which allows a host computer system to make and or break any connection between two ports on the multiport controller Broadcasting G Series Will simultaneously broadcast whatever data is received on the host port out to either 4 or 8 peripheral devices while sending data from a single selected peripheral device back to the host device This unit is ...

Page 99: ...NOTES NOTES ...

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