E.F. Johnson LTR-NET 9883 Service Manual Download Page 1

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SERVICE MANUAL

ADDENDUM

Second Printing

January 2001

Supersedes 001-9800-500, 2/00

9883

800 MH

OBILE

SMARTNET

™

MART

ONE

/CONVENTIONAL

13.6 VDC, 15 or 30 Watts
806-824 MHz Transmit
851-870 MHz Receive
Part No. 242-98xx-30x/-50x

SMARTNET™/S

M A R T

O N E

/CONVENTIONAL MOBILE

Summary of Contents for LTR-NET 9883

Page 1: ...Printing January 2001 Supersedes 001 9800 500 2 00 9883 800 MHZ MOBILE SMARTNET SMARTZONE CONVENTIONAL 13 6 VDC 15 or 30 Watts 806 824 MHz Transmit 851 870 MHz Receive Part No 242 98xx 30x 50x SMARTNE...

Page 2: ...stomers The company designs manufactures and markets conventional and trunked radio systems mobile and por table subscriber radios repeaters and Project 25 digital radio products Viking Head EFJohnson...

Page 3: ...8 Call Guard Squelch 2 9 Penalty Timer 2 9 Conversation Timer 2 9 Repeater Talk Around 2 9 Power Output Select 2 9 Conventional Mode Scanning 2 10 Priority Channel Sampling 2 10 Standard Conventional...

Page 4: ...GENERAL 4 1 Introduction 4 1 Test Setup 4 1 Tune Software 4 2 Preliminary Setup 4 2 Reading Current Settings 4 3 4 2 TRANSMIT POWER OUTPUT 4 3 4 3 FREQUENCY SET VCO CHECK 4 4 4 4 TRANSMIT MODULATION 4...

Page 5: ...ed to run these programs The programming software is called PCTrunk and the alignment software is called PCTune Refer to Sections 1 5 5 and 1 5 6 for more information on programming and alignment 1 3...

Page 6: ...s A channel selects a radio channel or talk group in a system as follows Conventional Mode A channel selects a specific radio channel Call Guard CTCSS DCS squelch coding and other parameters unique to...

Page 7: ...omat ically changed to the level set for NPSPAC channels when one of these channels is selected 1 5 5 PROGRAMMING The transceiver is programmed using a PC compatible computer the EFJohnson Remote Prog...

Page 8: ...ists Priority channel sampling when scanning Busy channel lockout transmit disable on busy Monitor mode Call Guard CTCSS DCS or carrier squelch control Penalty and conversation timers Repeater talk ar...

Page 9: ...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 speak...

Page 10: ...ion keys are pressed If a conventional channel is selected and the Monitor option switch is programmed see Section 2 4 4 pressing that switch unsquelches squelches the receiver and either voice or bac...

Page 11: ...eriod Conventional channels can also be programmed with the Penalty and Conversa tion timers that are described in Sections 2 4 7 and 2 4 8 2 3 8 TONE ENABLE DISABLE The supervisory tones see Section...

Page 12: ...ceived Shortly after the message is complete scanning resumes unless it has been disabled If the microphone off hook condition is detected the microphone must also be on hook for scanning to occur An...

Page 13: ...l can be programmed so that one of up to three different scan lists is automatically selected or scan ning is disabled The scan lists are user programmable if the Scan Edit option switch is programmed...

Page 14: ...modes follows Conventional Operation This is a non trunked operation mode which accesses independent radio channels there is no auto matic access to several channels as with trunked oper ation Monito...

Page 15: ...Busy indicator on the front panel is green If it is not the channel is not being used and the call can be transmitted If it is on a carrier is being detected so the channel may be busy see next parag...

Page 16: ...2 3 7 disables the transmitter The penalty timer starts when the PTT switch is released after the transmitter has been disabled If the PTT switch is pressed during the penalty time the time out indic...

Page 17: ...hannel Priority Tx Priority Priority sampling occurs and the priority channel is the one programmed in the selected scan list The radio transmits on the priority channel Priority Tx Selected Priority...

Page 18: ...ceeds as follows If the Busy Channel Lockout feature is programmed on the channel the transmitter is automatically disabled if the channel is busy see description in Section 2 4 5 Otherwise busy and o...

Page 19: ...her the talk group of the incoming call or the ID of the radio making the incoming call If the ID is in the Trunking Call List the alias of that mobile is displayed instead of the ID If neither of the...

Page 20: ...ed to make unit to unit calls NO ACK is displayed and a continuous tone sounds End the call by pressing the Private Call switch If the called party answers but the radio system is busy four low tones...

Page 21: ...n the upper line and the private call mode is indicated by C in the upper part of the display 2 Using the 0 9 and keys enter the 6 digit ID of the mobile unit you are calling To erase the last digit e...

Page 22: ...that may occur next Direct Entry Method With DTMF Microphone Only 1 With a SMARTNET SmartZone channel selected press and hold the Phone option switch until a tone sounds approximately 1 second The la...

Page 23: ...momentarily indi cates ACK RCVD on the bottom line The alias of the selected channel is then displayed continuously If the radio you are paging is not in service a tone sounds and NO ACK is displayed...

Page 24: ...and there is no indication that an acknowledgment occurred 3 The radio continues to transmit this message until an acknowledgment is received or the programmed number of attempts have been made To exi...

Page 25: ...channel is not selected or there is no designated regrouping channel all transmissions occur on the dynamically assigned group regardless of which channel is selected and the regrouping tone sounds ea...

Page 26: ...nly A transmission is being attempted before the penalty timer has expired Section 2 4 7 Dynamic regrouping has been exited but the dynamic regrouping channel is still selected Section 2 5 13 The page...

Page 27: ...ents Windows 3 1 95 98 or NT 3 51 Windows NT 2000 is supported only by PCTrunk Version 5 10 0 or later Intel 486 processor or equivalent At least 4 MB of RAM A hard disk drive with at least 5 MB of fr...

Page 28: ...also be used When programming both front and remote models of this transceiver the switch on the front panel of the RPI selects either the standard or Flash programming mode The standard mode is selec...

Page 29: ...een are deter mined by the type of system selected in the Type box Conventional SMARTNET SmartZone 3 1 9 DISPLAYING SCREENS The latest release of PCTrunk uses a different method of displaying screens...

Page 30: ...nel can be selected when programming channel information 3 2 PROGRAMMING PROCEDURE The following is a general procedure you can use to program a transceiver 3 2 1 PRELIMINARY 1 Select a programming fi...

Page 31: ...roper serial port is selected see Section 3 3 1 Then select Download Parameters to 98xx Mobile If no file is currently loaded a dialog box appears to select the desired file If a file is already loade...

Page 32: ...sfers the programming data from a radio to the PCTrunk program This data can then be viewed edited or saved to a disk file as desired Version Information from 98xx Mobile Displays the software version...

Page 33: ...riefly displayed when ever a new zone is selected Refer to Section 1 5 3 for more information on zones Add Zones Button Adds another zone Delete Zones Button Deletes the last zone added Defaults Home...

Page 34: ...re information Program the option switches as follows 1 In the System Type pull down menu select the mode to be programmed either conventional or SMARTNET SmartZone Assign Function Buttons Screen 2 To...

Page 35: ...up Voice On Control With SmartZone operation some remote sites are designated Voice On Control sites In these sites if all available traffic channels are occupied control chan nels become traffic chan...

Page 36: ...ection 2 3 9 Minimum Volume Sets the minimum volume level that can be selected by the volume control This can be used to prevent missed messages caused by inad vertently turning the volume down too fa...

Page 37: ...ral screen displays the preceding screen which is used to program the conventional scan lists described in Section 2 4 11 NOTE The conventional scan lists cannot be programmed until all the convention...

Page 38: ...Time B This time determines how often the priority channel is checked once an incor rect Call Guard CTCSS DCS code is detected Since it takes much longer to detect an incorrect Call Guard signal than...

Page 39: ...el type is selected by the Channel Type box below it Modify Button Displays the small screen shown in Figure 3 3 which enables the channel makes it selectable and programs the alias tag and transmit a...

Page 40: ...ed ID is sent at the beginning of each transmission This ID is set in the radio wide conventional screen Section 3 4 3 Trailing ANI A DTMF coded ID is sent at the end of each transmission Channel Modu...

Page 41: ...reens used to program the various lists that are unique for each SMARTNET SmartZone system Refer to Section 3 6 7 for more information on these lists Dynamic Regrouping Enable For This System When thi...

Page 42: ...d Private Call This is the same as the preceding Phone Intercon nect except it is for private unit to unit calls Refer to Sections 2 5 4 and 2 5 5 for more information Private Call II This programs ei...

Page 43: ...e talk group if a controller failure occurs see Section 2 5 11 Disable The failsoft mode is not entered if the controller fails Tx Rx Frequency Programs the failsoft channel frequency if Enabled is ch...

Page 44: ...the current entry contains an invalid field for example too many digits in the phone number the entry number does not change and the invalid field is highlighted Entry Alias Up to 8 characters can be...

Page 45: ...cement group to be edited from a pull down menu selecting by clicking the AG arrow Then click the talk groups to select de select them and then click the Update List button to make the changes Control...

Page 46: ...uppercase by the program Call ID This is the ID of the radio being called Valid entries are 1 65535 A 0 is detected as no entry Close Button Verifies the current entry stores it and then closes the di...

Page 47: ...of each status number is defined by the system manager Refer to Section 2 5 9 for more information To edit this list click the Status Aliasing tab and then the Modify List button on the right side The...

Page 48: ...nnel Index Box Displays the channels in the selected zone The channel type is selected by the Channel Type box below it Displays the screen shown in the lower part of Figure 3 4 The parameters program...

Page 49: ...S Codes and Tones Recommended Tone Call Guard Codes Code Freq Code Freq Code Freq Code Freq Code Freq 01 67 0 10 94 8 19 127 3 28 173 8 37 241 8 02 71 9 11 97 4 20 131 8 29 179 9 38 250 3 03 74 4 12 1...

Page 50: ...25 807 7625 72 852 7875 807 7875 73 852 8125 807 8125 74 852 8375 807 8375 75 852 8625 807 8625 76 852 8875 807 8875 77 852 9125 807 9125 78 852 9375 807 9375 79 852 9625 807 9625 80 852 9875 807 9875...

Page 51: ...6 3375 811 3375 215 856 3625 811 3625 216 856 3875 811 3875 217 856 4125 811 4125 218 856 4375 811 4375 219 856 4625 811 4625 220 856 4875 811 4875 221 856 5125 811 5125 222 856 5375 811 5375 223 856...

Page 52: ...9 9375 814 9375 359 859 9625 814 9625 360 859 9875 814 9875 361 860 0125 815 0125 362 860 0375 815 0375 363 860 0625 815 0625 364 860 0875 815 0875 365 860 1125 815 1125 366 860 1375 815 1375 367 860...

Page 53: ...3 5375 818 5375 503 863 5625 818 5625 504 863 5875 818 5875 505 863 6125 818 6125 506 863 6375 818 6375 507 863 6625 818 6625 508 863 6875 818 6875 509 863 7125 818 7125 510 863 7375 818 7375 511 863...

Page 54: ...25 821 5625 643 866 5750 821 5750 644 866 5875 821 5875 645 866 6000 821 6000 646 866 6125 821 6125 647 866 6250 821 6250 648 866 6375 821 6375 649 866 6500 821 6500 650 866 6625 821 6625 651 866 6750...

Page 55: ...75 823 3375 779 868 3500 823 3500 780 868 3625 823 3625 781 868 3750 823 3750 782 868 3875 823 3875 783 868 4000 823 4000 784 868 4125 823 4125 785 868 4250 823 4250 786 868 4375 823 4375 787 868 4500...

Page 56: ...6000 869 6125 824 6125 869 6250 824 6250 869 6375 824 6375 869 6500 824 6500 869 6625 824 6625 869 6750 824 6750 869 6875 824 6875 869 7000 824 7000 869 7125 824 7125 869 7250 824 7250 869 7375 824 7...

Page 57: ...shown above and also described in Section 3 1 Remote Programming Inter face RPI Part No 023 9800 000 or others can be used except 023 5300 000 The speaker and micro phone audio jacks on the 9800 RPI a...

Page 58: ...s free space available on hard drive An available serial port Software Installation Proceed as follows to install this software 1 Close all applications that are currently running other than Windows 2...

Page 59: ...currently programmed in a transceiver select Tuning Display Tune Parameters from the Menu bar The screen in Figure 4 3 is then displayed The following functions can be performed from this screen To r...

Page 60: ...icated readings at the junction of R848 and C836 If it is not within the indicated limits there may be a synthesizer problem or the VCO may be defective The control voltage is not adjustable 4 4 TRANS...

Page 61: ...automatically select Squelch Set the signal generator for the indicated frequency and modulation and adjust the output level for the indi cated SINAD level 3 Follow the instructions on the screen to...

Page 62: ...er smd 510 3605 104 C 026 100 nF X7R 10 50V cer smd 510 3605 104 C 027 100 F 16V tantalum smd 510 2616 101 C 028 100 F 16V tantalum smd 510 2616 101 C 029 100 F 16V tantalum smd 510 2616 101 C 030 10...

Page 63: ...10k ohm 5 1 8W smd 569 0105 103 Ref No Description Part No R 022 10k ohm 5 1 8W smd 569 0105 103 R 023 10k ohm 5 1 8W smd 569 0105 103 R 024 10k ohm 5 1 8W smd 569 0105 103 R 025 10k ohm 5 1 8W smd 56...

Page 64: ...DSP BOARD SERVICING INFORMATION 5 3 Revised January 2001 Part No 001 9800 501 DSP BOARD CONNECTIONS TO AUDIO LOGIC BOARD PL1 1 4 3 PL2 PL3 SK4 SK5 SK3 SK2 DSP Board Audio Logic Board...

Page 65: ...R6 C1 C5 C3 R5 R4 R3 R36 C23 R11 C24 C8 R9 C31 C32 R16 R14 R38 C40 C2 R18 C33 C9 R1 R37 C17 C18 C14 C11 PL1 D1 R35 R24 C22 U16 R22 C19 C58 C59 C49 C48 C61 C60 R23 R20 R21 C50 C26 R15 R34 C62 C63 C39 C...

Page 66: ...Audio Logic Board 1 IN 2 9 U8B MC3303 VREF R16 30k C12 390pF R28 2k 6 5 Rx Audio Amp OUTPUT B PL3 1 9 2 5 6 3 4 8 10 7 R36 0 ohm U8D MC3303 VREF R14 30k C10 390pF R9 15k R19 2k U8D MC3303 VREF R13 30...

Page 67: ...To Audio Logic Board 1 IN 2 9 U8B MC3303 VREF R16 30k C12 390pF R28 2k 6 5 Rx Audio Amp OUTPUT B J3 1 9 2 5 6 3 4 8 10 7 R36 0 ohm U8D MC3303 VREF R14 30k C10 390pF R9 15k R19 2k U8D MC3303 VREF R13 3...

Page 68: ...37 R30 C4 R8 R10 R28 R13 C10 R12 R2 C28 R7 U15 C30 R6 C1 C5 C3 R5 R4 R3 R36 C23 R11 C24 C8 R9 C31 C32 R16 R14 R38 C40 C2 R18 C33 C9 R1 R37 C17 C18 C14 C11 SP1 D1 R35 R24 C22 U16 R22 C19 C58 C59 C49 C4...

Page 69: ...Part Number 001 9800 501 1 01 hph Printed in U S A...

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