Raymar MOT202TRM, User Manual

Page 1: ...MOT202TSA MOT202TRM Modem User s Guide 0049 0119 000 Rev D ...

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Page 3: ...t on the part of Raymar Information Technology Inc Raymar Information Technology Inc assumes no responsibility for any inaccuracies that may be contained in this User s Guide Raymar Information Technology Inc makes no commitment to update or keep current the information in this User s Guide and reserves the right to make changes to this User s Guide and or product without notice No part of this ma...

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Page 5: ...4 Jumper S3 2 wire 4 wire Mode 15 Jumper S4 Call Turnaround Squelch 15 Jumper S5 Transmit Carrier 16 Jumper S6 Local Copy 16 Jumper S8 Signal and Earth Ground 16 Jumper S9 RTS CTS Delay 17 Jumper S10 Carrier Detect Delay 17 Jumper S11 Turnaround Squelch Time 17 Jumper S12 Soft Carrier Turn Off 18 Jumper S13 Anti Streaming 18 Jumpers S14 and S15 Self Test or Test Pattern 19 CONNECTING A DTE 19 CONN...

Page 6: ...25 LOCAL MODEM TEST 25 LINE AND MODEM TEST 26 CHAPTER 5 SPECIFICATIONS 27 GENERAL 27 DIMENSIONS AND WEIGHT 28 TEMPERATURE RANGE 28 POWER REQUIREMENTS 28 INTERFACE PIN ASSIGNMENTS 29 DTE Connector EIA RS 232 C 29 Telco Connector 29 APPENDIX A COMPLIANCES 31 APPENDIX B LIMITED PRODUCT WARRANTY 33 APPENDIX C RMA PROCEDURE 35 ...

Page 7: ...Features The following list summarizes the modem s key features Bell 202T compatible Operates over voice grade leased lines or private lines 0 to 1200 bps operation for unconditioned line 0 to 1800 bps operation for conditioned line C2 Point to point or point to multipoint polling network 4 wire full duplex or 2 wire half duplex leased line configuration Analog Loopback Test Digital Loopback Test ...

Page 8: ...model only that model will be identified by its model number Using This Manual This manual contains all the information you need to install configure use and test your modem Chapter 1 contains general information on what the 202T modem does contents of this manual and contact information for Telenetics Chapter 2 describes how to install and configure the modem Chapter 3 provides general operating ...

Page 9: ... your calls at 800 695 1951 Monday through Friday from 7 00 am to 5 00 pm Pacific Time Fax Number You can also send your requests for information to our 24 hour fax number 916 783 1952 E mail If you prefer you can send information requests to our 24 hour e mail address sales raymarinc com Website Our website contains valuable information about our products We encourage you to visit us online at ww...

Page 10: ...Introduction Page 8 NOTES ...

Page 11: ...ta terminal equipment Away from extremes of temperature humidity and appreciable shock Note Be sure that there is a 4 inch minimum space at the back of the modem for signal line and interface cable clearance Unpacking Your Hardware Your package should include at least one MOT202TSA or MOT202TRM modem one RJ 45 jack to 4 wire leased line cable and this Installation Guide If your package contents ar...

Page 12: ...terminal The cable must conform to the pin assignments shown on page 29 Standalone modem users a two or four wire transmission line or leased line and power supply Rack mount modem users a modem rack with an available slot for installing the modem Hardware Overview Figures 2 1 and 2 2 show the front and back modem panels of Standalone Figure 2 1 Front Panel ...

Page 13: ...or for connecting to a communications line Configuring the Modem The modem obtains some operating characteristics from jumper settings The default jumper settings are for common 4 wire full duplex applications To reconfigure the modem for 2 wire half duplex and special applications you must change the default jumper settings To change jumper settings push the two tabs on the back of the modem to o...

Page 14: ...talling the Modem Page 12 Figure 2 4 on the next page shows the location of the modem jumpers Table 2 1 on page 13 summarizes the jumper settings default settings are bold Figure 2 4 Modem Jumper Locations ...

Page 15: ...Transmit carrier Control Constant 16 S6 Local copy Enabled Disabled 16 S8 Signal and Earth ground Connected Separate 16 S9 RTS CTS delay 8 ms 33 ms 59 ms 219 ms 17 S10 Carrier Detect delay 6 ms 23 ms 17 S11 Turnaround squelch time Enabled by jumper S4 8 ms 159 ms 17 S12 Soft Carrier turn off None 8 ms 26 ms 18 S13 Anti streaming None 4 seconds 7 6 seconds 14 seconds 28 seconds 56 seconds 18 S14 an...

Page 16: ... configures the dynamic range of the modem receiver The selections are either 33 dBm or 43 dBm If the incoming signal is above 24 dBm use the default 33 dBm setting If the modem is operated on the network use the 43 dBm setting Jumper S2 Transmit Level Settings 0 dBm default 2 dBm 4 dBm 6 dBm 8 dBm 10 dBm 12 dBm 14 dBm Jumper S2 adjusts the modem s transmit level There are eight transmit level set...

Page 17: ...ex operation the modem encounters an RTS to CTS delay when transmitting to slave modems increasing the turnaround time Set jumper S5 to controlled carrier for 2 wire half duplex operation Jumper S4 Call Turnaround Squelch Settings Enabled Disabled default Jumper S4 configures the modem s Call Turnaround Squelch setting For 2 wire half duplex communications set this strap to the Enabled position In...

Page 18: ...abled Disabled default Jumper S6 must be left in the default position of Disabled when operating on a 4 wire network It is also normally left in the default Disabled position when operating on a 2 wire network Strapping this jumper as Disabled inhibits the local receiver from receiving the transmission of the local transmitter Jumper S8 Signal and Earth Ground Settings Connected Separate default J...

Page 19: ... configures the modem s Carrier Detect turn on Delay timing The delay chosen must be consistent with the Clear To Send delay selection of the transmitting modem and must be less than the CTS delay The available delays are 6 ms default and 23 ms The carrier detect drop out is less than 6 ms Jumper S11 Turnaround Squelch Time Settings 8 ms default 159 ms Jumper S11 is used with the call turnaround s...

Page 20: ...one default 4 seconds 7 6 seconds 14 seconds 28 seconds 56 seconds Jumper S13 lets you select an anti streaming time or use no anti streaming at all Anti streaming is typically used in multi point applications to prevent a malfunctioning slave from occupying the line indefinitely When anti streaming is active the modem can only transmit data for up to 56 seconds Thereafter the modem s transmitter ...

Page 21: ...s port conform to the pin assignments shown under DTE Connector EIA RS 232 C on page 29 The DTE should have a cable no longer than 50 feet with a Cinch or Cannon plug per DB 19604 432 plus a DB 51225 1 hood or equivalent Connecting to a Private Line Communication Circuit The modem back panel provides an 8 pin RJ 45 connector labeled TELCO which connects to a private line communication circuit The ...

Page 22: ...odem place the POWER ON switch on the modem back panel to the ON position The PWR LED on the front panel goes ON Powering off the Modem To turn off power to the modem place the POWER ON switch on the modem back panel to the OFF position The PWR LED on the front panel goes OFF ...

Page 23: ...dem TM ON the rotary switch is turned to Analog or Digital Loopback or the switch is in the Test Pattern transmit mode or Self Test mode and no error is detected CD ON the modem is detecting a valid carrier RD ON data is being received or receive data line is in a space condition RS ON the Request to Send line from the DTE is ON CS ON the Clear to Send line from the modem is ON TD ON data to be tr...

Page 24: ...ta on the COMM LINE The RS 232 C interface to the terminal is not active during this test See Figure 3 3 The test pattern dot pattern passes through the transmitter loops back into the receiver is demodulated and is checked for errors If errors occur the TM LED turns OFF and remains OFF for a period of time that depends on the pattern generator baud rate In Analog Loopback and Self Test modes the ...

Page 25: ...ck Test DTE DTE RECEIVER TRANSMITTER PAD TRANSMITTER RECEIVER Local Modem Analog LoopBack Mode RXD TXD 4 Wire Telephone Line Remote Modem Data Mode Amplifier Digital Loopback Test DTE DTE RECEIVER TRANSMITTER TRANSMITTER RECEIVER Local Modem Local Digital LoopBack Mode 4 Wire Telephone Line Remote Modem Data Mode ...

Page 26: ... TRANSMITTER ERROR CHECK RECEIVER PAD Modem Self Test Mode 4 Wire Telephone Line Self Test TM TX RX Amplifier DTE DTE TEST PATTERN TRANSMITTER ERROR CHECK RECEIVER Local Modem Send Test Pattern Mode 2 Wire Telephone Line Remote Modem Receive Test Pattern Mode TM Transmit Test Pattern SPEED SELECT ...

Page 27: ...edure describes how to run the local modem test using a locally attached DTE to generate a data pattern 1 Using the front panel test switch place the modem in Analog Loopback mode 2 Turn on the Request To Send line 3 Use the locally attached DTE to transmit the data pattern and check for data errors on the Receive Data line The following procedure describes how to run the local modem test using th...

Page 28: ...lowing procedure describes how to run the line and modem test using a locally attached DTE to generate a data pattern 1 Place the remote modem in Digital Loopback mode 2 Place the local modem in Data mode and transmit a data pattern Check for data errors on the Receive Data line The following procedure describes how to run the line and modem test using the modem test pattern instead of a data patt...

Page 29: ...t Frequency Shift Keyed FSK Carrier frequencies Mark 1200 Hz 1 Space 2200 Hz 1 Line impedance 600 ohms 10 transformer coupled and transient protected Transmitter output level Selectable from 0 to 14 dBm in 2 dB steps RTS CTS delay 8 33 59 or 219 ms Carrier Detect delay 6 or 23 ms OFF to ON 6 On to OFF Digital interface EIA RS 232 C and CCITT V 24 Package Standalone Turnaround squelch 8 ms or 159 m...

Page 30: ... and Weight Width 7 00 inches 17 8 cm Length 9 60 inches 24 4 cm Height 2 25 inches 5 7 cm Temperature Range Operating 40 to 85 degrees Celsius Storage 40 to 85 degrees Celsius Humidity range 95 relative non condensing Power Requirements 115 VAC or 10 50 60 Hz 230 VAC or 10 50 60 Hz 12 to 60 VDC For applicable models ...

Page 31: ...CC 107 Data Set Ready 7 AB 102 Signal Ground 8 CF 109 Data Carrier Detect 9 12 Volts Test Only 10 12 Volts Test Only 25 Analog Loopback Note All interfaces on the RS 232 C digital connector conform to the requirements of EIA RS 232 C Telco Connector Pin Description 4 5 2 wire mode transmit receive pair 4 wire mode transmit pair 3 6 Receive pair for 4 wire mode Polarity of transmit pair or receive ...

Page 32: ...Specifications Page 30 NOTES ...

Page 33: ...vision reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment to an outlet on a circuit other than the one to which the receiver is connected Consult the deal...

Page 34: ... Statement This Class A digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil numerique de la classe A respecte toutes les exigences du Reglement sur le materiel brouilleur du Canada ...

Page 35: ...amaged due to normal use e operation of our products with equipment not supplied by Raymar f products which have had the serial number removed or made illegible or g products rented to others This warranty applies only to hardware products manufactured by or for Raymar Information Technology Inc and identified by the Raymar Telenetics trademark trade name or product identification logo affixed to ...

Page 36: ...es you specific rights and you may have other rights which vary from province to province How To Use Raymar s Limited Warranty Service To take advantage of this warranty you must do the following If you are having trouble with your product contact Raymar service using the appropriate number from the Service and Support section of the User s Guide If it is determined that your product requires serv...

Page 37: ... Your phone number Fax number and email address For each item you wish to return List the product model number the serial number for each item you wish to return a description of the problem you are encountering and the cause of the problem if known A product support specialist may call to verify that the product is properly installed or may ask you to perform tests to insure that the product has ...