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LAND MOBILE PRODUCT WARRANTY -

 The manufacturer’s 

warranty statement for this product is available from your product sup-
plier or from the E.F. Johnson Company, 299 Johnson Avenue, Box 
1249, Waseca, MN 56093-0514. Phone (507) 835-6222.

Copyright© 2001 by the E.F. Johnson Company

The E.F. Johnson Company, which was founded in 1923, provides wire-
less communication systems solutions for public safety, government, and 
commercial customers. The company designs, manufactures, and markets 
conventional and trunked radio systems, mobile and portable subscriber 
radios, repeaters, and Project 25 digital radio products. 

Viking Head/EFJohnson logo, Multi-Net

®

, LTR

®

, and Call Guard

®

 are 

registered trademarks of the E.F. Johnson Company. All other company 
and/or product names used in this manual are trademarks and/or 
registered trademarks of their respective manufacturer. 

Summary of Contents for MULTI-NET 98 SERIES

Page 1: ...MULTI NET 98xx SERIES OPERATING MANUAL Part No 002 9800 401 April 2001 ...

Page 2: ...ter of a stationary radio base station or marine radio when a person is within one 1 meter of the antenna DO NOT operate the radio in explosive or flammable atmospheres The transmitted radio energy could trigger blasting caps or cause an explosion DO NOT operate the radio without the proper antenna installed DO NOT allow children to operate or play with this radio NOTE The above warning list is no...

Page 3: ...provides wire less communication systems solutions for public safety government and commercial customers The company designs manufactures and markets conventional and trunked radio systems mobile and portable subscriber radios repeaters and Project 25 digital radio products Viking Head EFJohnson logo Multi Net LTR and Call Guard are registered trademarks of the E F Johnson Company All other compan...

Page 4: ...e Exposure MPE A Limits For Occupational Controlled Exposure Frequency Range MHz Electric Field Strength E V m MagneticField Strength H A m Power Density S mW cm22 Averaging Time E 2 H 2 S minutes 0 3 3 0 614 1 63 100 6 3 0 30 1842 f 4 89 f 900 f2 6 30 300 61 4 0 163 1 0 6 300 1500 f 300 6 1500 100 000 5 6 B Limits For General Population Uncontrolled Exposure Frequency Range MHz Electric Field Str...

Page 5: ... individuals are not exposed to radio frequency energy or magnetic fields in excess of the guidelines set forth in Table 1 NOTE If the installer or user changes the type or location of the antenna they should be aware of the MPE guidelines shown in Table 1 and take measures to comply with those guidelines Table 2 Recommended Antenna Whips and Bases Antenna Manufacturer Antenna Specialists Frequenc...

Page 6: ...g the System and Group 17 Setting Squelch Control 18 STANDARD CALLS 19 Introduction 19 Placing a Standard Call 19 Receiving a Standard Call 20 TELEPHONE CALLS AND OTHER SPECIAL CALLS 21 Placing Telephone Calls 21 Receiving a Telephone Call 23 Placing Other Multi Net Special Calls 23 Receiving Other Multi Net Special Calls 24 Landside Originate Calls 25 GENERAL FEATURES 25 Bank Select 25 Call Indic...

Page 7: ...MODES 40 General 40 Multi Net and LTR Operation 40 Conventional Operation 41 Monitoring Conventional Channels Before Transmitting 42 MULTI NET FEATURES 43 Standard and Special Calls 43 Busy Queuing Multi Net 43 Roaming Auto Registration 44 Transmitting Status Messages 45 Caller Identification 46 Calls on Priority and Block ID Codes 46 Transmit Inhibit 47 LTR FEATURES 48 Standard and Telephone Call...

Page 8: ...ANEOUS 54 Supervisory Tones 54 Multi Net Telephone Call Tones 56 LTR Telephone Call Tones 56 Display Messages 57 Menu Mode Messages 60 System Operator Programming 61 Speaking Into Microphone 61 Operation At Extended Range 61 Preventing Battery Discharge 62 Licensing 62 Transceiver Service 62 ...

Page 9: ...crolling underline see page 35 Program System or Group Scan List Press Select switch to enable system or group programming mode same as when changing system or group then press A D switch System in list Group in list see page 37 Set Squelch Level Conv Only Press FCN then rotate Select switch with conventional system selected see page 18 Monitor Before Transmitting Conv Only Take microphone off hoo...

Page 10: ...d Encryption optional Multi Net Features Busy queuing all calls Roaming auto registration Special calls such as unique ID and directed group Status messaging 1 of up to 8 messages can be sent Transmit inhibit Receive priority calls LTR Features Busy queuing telephone calls only System search telephone calls only Transpond Transmit inhibit Receive priority calls Conventional Features Busy indicator...

Page 11: ...for other functions such as selecting parameters in the menu mode To change the system or group press this knob to switch between the system and group select modes and then rotate it to increase or decrease the system or group Refer to Selecting the System and Group on page 17 for more information This switch also has two alternate functions that are selected by first pressing the FCN switch Refer...

Page 12: ...age 53 SCAN Scan on off see page 35 STLH AUX Stealth mode select see page 31 TA Talk around on off see page 52 Blank Not used disabled FCN Function Switch This switch if programmed selects the following functions Menu Mode Select Press FCN twice see page 32 Home Sys Grp Select FCN press Select switch see page 28 Conv Squelch Set FCN rotate Select switch see page 18 Transmit Busy Indicator Indicate...

Page 13: ... attaches to the vehicle battery A nominal 12 volt DC negative ground power source is required Speaker Jack Connection point for an optional external 4 7 ohm 5 watt speaker The internal speaker is automatically disabled when a speaker is plugged into this jack Accessory Cable Not Shown This optional cable is used to connect functions such as ignition switch sense and horn alert to the transceiver ...

Page 14: ...d scanned normally see page 37 Indicates that the selected group is programmed for telephone calls With Multi Net operation it also indicates that the group is programmed for unique ID or directed group calls see page 21 Indicates that optional encryption is enabled see page 27 Indicates that the horn alert is enabled see page 28 Indicates that scanning is enabled see page 35 System Scan List Phon...

Page 15: ...ed it is scanned as a second priority group see page 53 GENERAL OPERATION Power Up Sequence When power is turned on the backlight turns on all segments in the display are momentarily enabled and the last seven digits of the trans ceiver part number are very briefly displayed A beep then sounds if tones are enabled and the transceiver is ready to be used Determining Volume Level The relative volume...

Page 16: ...le the backlight is fixed in one of these states by programming System Group Display Information The selected system and group are displayed using either a Numeric or Alpha Tag display mode The display mode is selectable if the S G DISPL menu parameter is available see page 33 Otherwise it is fixed in one of these modes by programming Numeric Mode In the numeric mode the selected system and group ...

Page 17: ...he system or group In the Numeric display mode see preceding description the system select mode is indicated when the arrow points to Sxx and the group select mode is indicated when it points to Gxx see following diagram Select Mode Indication With Numeric Display In the Alpha Tag display mode the system select mode is indicated by an underline in the left most character position of the system alp...

Page 18: ... programmed the squelch level can be set if the FCN option switch is enabled Proceed as follows 1 Select a conventional system and then a group that is not busy Take the microphone off hook to enable monitoring 2 Press the FCN switch and then rotate the Select switch as you would a normal squelch control Rotate it counterclockwise until receiver noise is heard and then clockwise slightly past the ...

Page 19: ...edure applies to all three types of operation Multi Net LTR and conventional Placing a Standard Call 1 Turn transceiver power on and set the volume as described starting on page 15 With conventional operation also set the squelch as described on page 18 2 Select the system and group of the mobile being called as described in Selecting the System and Group on page 17 3 If a conventional call is bei...

Page 20: ...o the radio system or away from shielding structures and try again With Multi Net operation if Roaming is programmed see page 44 the transceiver automatically changes sites before an out of range condition occurs Conventional Operation If the channel is busy and the Transmit Disable On Busy feature is programmed DSBL BSY is indicated on the lower line of the display the busy tone sounds and the tr...

Page 21: ...phone equipped with a telephone keypad is required to dial the telephone number The telephone calling feature allows you to place and receive tele phone calls using your transceiver The following information describes how these calls are made with Multi Net and LTR operation If you can make telephone calls with conventional operation the procedure may be somewhat different and your system operator...

Page 22: ... on the microphone keypad If the microphone has a memory you may also be able to recall the number from memory The PTT switch does not need to be pressed while you are dialing if the transmitter automatically keys If too much time elapses between digits the call is terminated 5 After the number is dialed release the PTT switch if it was pressed With Multi Net operation a short tone then sounds to ...

Page 23: ...Directed Group calls are to specific groups These calls can be placed to other users assigned to your site or some other site that is part of the same network As with telephone calls a microphone with a telephone keypad is required to dial the number specifying the mobile being called The numbers dialed are 4 8 digits long and they will be provided by your system operator The procedure used to pla...

Page 24: ... other party does not answer first 5 When the call is finished it should be terminated by pressing the key Three beeps indicate that the call has been terminated Receiving Other Multi Net Special Calls When a Unique ID call is received a ringing tone sounds similar to when a telephone call is received Unique ID calls are received regardless of which group is selected All that is required is that a...

Page 25: ...aled digits the call is terminated 3 If it is a telephone call ringing is heard by the landside caller while the mobile is being rung With other calls a second tone sounds instead of the ringing tone and the landside caller should then begin talking GENERAL FEATURES Bank Select A bank is a collection of selectable systems that have been set up for a specific application For example one bank could ...

Page 26: ... group is displayed Emergency Switch If the EMER option switch is programmed see page 32 it is used to set up or place a high priority call When this switch is pressed EMERGNCY is displayed on the lower line unless this message has been disabled by programming With Multi Net systems either automatic or manual operation can be programmed with LTR and conventional systems only manual opera tion can ...

Page 27: ...en it is selected encryp tion is automatically enabled When encryption is enabled is indi cated in the display as shown below If you have the ENCRYPT menu parameter or ENCPT option switch the encryption group programming can be temporarily over ridden Selecting another system or group causes encryption to revert to the status programmed for that group Encrypted calls are received even if encryptio...

Page 28: ...en rotating the Select switch with a conventional system selected sets the squelch level as described on page 18 Home System Group Select To select the preprogrammed Home system group simply press the FCN switch and then the Select switch The Home system group is then displayed and it becomes the selected system group If no home group has been programmed the last selected group of the home system ...

Page 29: ... turned on and off by either the ignition switch or power switch Therefore the horn alert is entirely controlled by either the HORN option switch or menu parameter Auto Off On Mode Ignition Switch The horn alert always turns off when the ignition switch is turned on and always turns on when the ignition switch is turned off if there is a turn off delay Power Switch The horn alert always reverts to...

Page 30: ...ver is acci dentally left on for an extended period see page 62 Proceed Clear To Talk Tone This is a short tone that sounds shortly after the PTT switch is pressed to indicate that the radio system has been accessed and speaking can begin This tone can be programmed so that it sounds on Multi Net and LTR systems but not conventional systems In addition this and other tones can be disabled on all s...

Page 31: ...ed in this mode All tones see Tone Select on page 32 The front panel transmit busy indicator see page 16 Display backlight The stealth mode can be selected by an option switch or the STEALTH menu parameter see page 33 or is fixed in the on or off mode by programming There is no special indication that this mode is selected except On is displayed under STEALTH in the menu mode Time Out Timer The ti...

Page 32: ...Key Beep tones are enabled All Tones Both the Key Beep and Alert tones are enabled Transmitter Thermal Foldback If the transmitter temperature increases to the point where damage to the transceiver could result power is automatically cut back When this happens the transmit indicator on the front panel is orange instead of red when the transmitter is keyed After sufficient cooling occurs power outp...

Page 33: ... a fixed state or may be controlled by an option switch The menu parameter that controls that function is then not displayed Using Menu Mode To use the menu mode proceed as follows 1 To select the menu mode press FCN FCN the FCN switch twice The menu display is shown below The top line indicates the function being edited and the bottom line indicates the current status of that function 2 To displa...

Page 34: ...system search SYS SRCH 49 Menu mode select FCN twice 33 Monitor mode select MON 50 Option select OPTION AUX 29 Priority sampling on off PRIORITY PRI 53 Roaming on off 1 ROAMING 44 Scan on off SCAN 35 Scan Method Select SCAN SEL Scan type select SCN TYPE 35 Scan continue on off SCN CONT 38 Scan list save mode SCN SAVE 37 Status message select 1 STATUS STAT 45 Stealth mode select STEALTH STLH 31 Squ...

Page 35: ...ystem Scanning System scanning detects calls on all systems that are in the system scan list When system scanning is not used calls are detected on only the currently selected system Group Scanning Group scanning detects calls on all selectable groups in the current or scanned systems that are in the group scan list When group scanning is not used calls are detected on only the currently selected ...

Page 36: ...scan type is fixed by programming Group scanning can be selectively disabled on systems by program ming It then does not occur on those systems even if enabled as just described The selected system and group can be changed while scanning using the Select switch in the normal manner Scanning resumes shortly after the change is made When a call is received in the scan mode the display changes to the...

Page 37: ...onventional systems Scan List Programming General NOTE The selected displayed system and group are always scanned even if they are deleted from the scan list The system and group scan lists are programmed using the A D add delete option switch Pressing this switch changes the status of the displayed system or group The displayed system is in the scan list and scanned normally when is displayed Lik...

Page 38: ...urned on If Off is selected they are no longer saved Therefore to store a list select On program the list then select Off Then when power is turned on the scan list returns to the state that existed when Off was selected If the menu SCN SAVE parameter is not selectable the scan list save mode is fixed by programming If On is programmed all changes are saved and no change occurs in the scan lists w...

Page 39: ... follows Last Selected Transmissions always occur on the system group that was last selected by the Select switch Therefore the display may not indicate the system group on which a response will occur To respond to a call not on the selected system group one of the following methods can be used Select the system group of the call manually using the Select switch Before scanning resumes exit the sc...

Page 40: ...r these conditions the selected system group also changes If the transmitter is keyed with scanning halted the programming described in the preceding section takes precedence MULTI NET LTR AND CONVENTIONAL MODES General Each selectable system can be programmed for Multi Net LTR or conventional operation by your system operator The type or types of operation that are programmed in your transceiver ...

Page 41: ...d and what calls are received Conventional Operation In the conventional mode selecting a system selects a collection of channels and other information unique to those channels Selecting a group selects the specific channel and also squelch coding if any used on that channel Conventional features are described starting on page 50 There are no tones or messages to indicate busy or out of range cond...

Page 42: ...ring must be performed manually as follows Busy Indicator With scanning disabled and the squelch control adjusted as described on page 18 note if the indicator on the front panel is green If it is a signal has been detected on the selected system channel and you should not transmit a message until it turns off Monitor Mode There may be times when the busy indication is on even though no one is usi...

Page 43: ...occurs when the PTT switch is pressed Then when the radio system is no longer busy a tone sounds and the call can be placed if desired This feature is enabled on individual Multi Net systems by dealer programming and it is then available with all types of calls on that system This feature operates as follows If a busy condition exists the busy tone sounds and the Busy Queuing mode is entered autom...

Page 44: ...o a call as described above A call is received on the selected group Pressing any front panel switch Turning power off and then on Roaming Auto Registration Several Multi Net sites can be linked together to provide wide area coverage Mobiles can then roam from site to site and the radio system tracks their location and calls are automatically routed to the correct site Telephone and unique ID call...

Page 45: ... system programming determines which is selected Transmitting Status Messages Preprogrammed status messages can be transmitted whenever the transmitter is keyed with a Multi Net system selected If this feature is available the STATUS menu parameter see page 33 is programmed to allow the desired message to be selected Selecting the STATUS menu parameter enables the status message select mode This m...

Page 46: ...able the caller ID feature is fixed in the on or off mode by programming This feature is also programmed on individual groups by your system operator If it is disabled on a group the unique ID code is not displayed even if this feature is enabled Calls on Priority and Block ID Codes Two fixed priority and a block of receive ID codes can be programmed These codes are in addition to the receive and ...

Page 47: ...roup does not change Transmit Inhibit The Transmit Inhibit feature prevents the transmitter from keying if the mobile you are calling is busy with another call When the transmitter is disabled by this feature the intercept tone sounds and TX INHIB is displayed see following illustration To make another call attempt the PTT switch must be released and pressed again However you may want to wait a fe...

Page 48: ...re not queued by this feature If queuing is programmed and a busy condition is encountered the queue mode is entered automati cally when the PTT switch is released The queue mode is indicated by IN QUEUE on the bottom line of the display as shown below When the radio system becomes available it is automatically accessed A beep then sounds and a dial tone is heard The call can then be placed if des...

Page 49: ...tems that have a group programmed for telephone calls As each system is accessed a beep sounds If a system is accessed the new system group is selected and a dial tone sounds The telephone call must then be placed within a few seconds or normal operation resumes If no system could be accessed the intercept tone sounds NO PHONE is displayed the system group does not change and the feature deactivat...

Page 50: ...annel before transmitting When this mode is selected it temporarily disables Call Guard squelch or other squelch control techniques and also scanning so that all messages occurring on the selected group channel are heard The monitor mode is enabled by taking the microphone off hook unless off hook detection is disabled by programming or pressing the MON option switch The monitor mode is indicated ...

Page 51: ...the PTT switch is pressed When the transmitter is disabled by this feature the busy tone sounds briefly and DSBL BSY is indicated on the lower line of the display The monitor mode see preceding section is enabled while the PTT switch is pressed so that activity on the channel can be monitored However it is not possible to access a channel by holding down the PTT switch it must be released to make ...

Page 52: ...d Changing the selected system or group enabling scanning or turning power off causes talk around to revert to the default condition programmed for the selected group Conventional systems can be programmed so that talk around cannot be selected If an attempt is then made to enable talk around with the switch NO TALK is flashed on the lower line of the display Groups may also be programmed so that ...

Page 53: ...s PRIORTY1 is flashed on the lower line of the display and the transceiver changes to that system group to receive the message Likewise if a message is received on a second priority group PRIORTY2 is displayed When the priority message is complete the transceiver returns to the previous system group If a message is still present it is received When a priority system group is sampled while listenin...

Page 54: ... Therefore the PTT switch does not need to be released to access the system The display indicates BUSY while this tone is sounding Intercept Tone This is a siren like tone alternating high and low tones which indicates the following out of range and error conditions Out Of Range If this tone sounds shortly after pressing the PTT switch and OUT RNGE is displayed the transceiver was unable to contac...

Page 55: ...ntional system selected and TX DSBL is displayed the channel is receive only see page 51 Tx While Receiving Call If the push to talk switch is pressed while receiving a Multi Net or LTR call this tone sounds and DSBL BSY is displayed Proceed Clear To Talk Tone This is a short tone which sounds after the push to talk switch is pressed to indicate when talking can begin see page 30 A loud two pitch ...

Page 56: ...em Proceed Dialing Tone When placing a landside to mobile telephone call see page 25 the landside caller may enter a special number which specifies the mobile being called This tone indicates when that number should be dialed LTR Telephone Call Tones The following tones are generated by LTR interconnect equipment and are heard when making LTR telephone calls Therefore if some other type of interco...

Page 57: ...g messages appear on the upper or lower line of the display to indicate various operating modes and error conditions The group alpha tag appears in this area during normal operation ALL CALL Indicates that a Multi Net All Call special call is being received This is a high priority call to all mobiles assigned to a site If another call is being received it is dropped to receive this call BLK CALL I...

Page 58: ...tier of the transceiver The eighth digit is reserved and always 0 NO MULT Indicates that an attempt was made to enable a Multi Net feature on an LTR or conventional system NO POWER Indicates that the transmitter temperature or supply voltage is excessive and that the transmitter has been automatically shut down Release the PTT switch and allow the transmitter to cool If the problem persists contac...

Page 59: ... the transceiver is in the process of regis tering on another system see Roaming Auto Registration on page 44 SQUELCH Indicates that the conventional squelch adjust mode is selected see Setting Squelch Control on page 18 SYS SRCH Indicates that the LTR System Search mode has been enabled see page 49 TA ON or OFF Indicates that talk around was just enabled or disabled by the TA option switch see Ta...

Page 60: ...FF ENCRYPT Encryption on off ON or OFF HRN ALRT Horn alert on off ON or OFF OPTION Option on off ON or OFF PRIORITY Conventional priority group sampling ON or OFF ROAMING Roaming auto registration on off ON or OFF SCN CONT Scan continue on off ON or OFF SCN SAVE Scan list save ON save OFF not saved SCN SEL Single multiple site scan select SGL SITE MLT SITE SCN TYPE Selects type of scanning SYS GRP...

Page 61: ...et up not to any programming that you can perform If a feature is not controlled by a front panel option switch it is fixed in the mode set by programming or not available If you require additional information on the operation of a feature contact your system operator Speaking Into Microphone For best results hold the microphone about 1 2 inches from your mouth and speak at a normal conversational...

Page 62: ...e battery capacity the transceiver should be turned off when not in use Since power consumption is significantly higher when transmitting it is good practice to have the vehicle running while transmitting This ensures that optimum power is being delivered to the transceiver and that the battery does not become discharged Licensing A government license is usually required to operate this transceive...

Page 63: ... plugged into the back of the transceiver If the transceiver still does not operate properly return it to your system operator for service NOTE There are no user serviceable components in the transceiver Altering internal adjustments can cause illegal emissions void the warranty and result in improper operation that can seriously damage the transceiver ...

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