1. DL manuals
  2. E.F. Johnson
  3. Radio
  4. 2424310
  5. Manual

E.F. Johnson 2424310 Manual

Manual is about: 4300 series

Summary of 2424310

  • Page 1

    1 4300 series mobile radio apco project 25 conventional and trunked smartnet ® /smartzone ® analog (fm) conventional vhf 20 watts part no. 242-43xx-xxx copyright© 2004 by the e.F. Johnson company the efjohnson company, which was founded in 1923, provides wireless communication sys- tems solutions fo...

  • Page 2

    2 company and/or product names used in this manual are trademarks and/or registered trademarks of their respective manufacturer. The imbe™ voice coding technology embodied in this product is protected by intellectual property rights including patent rights of digital voice systems, inc. Information ...

  • Page 3

    3 table of contents section 1 general information ........................................................................ 6 1.1 scope of manual ............................................................................................. 6 1.2 transceiver description ..................................

  • Page 4

    4 2.2.4 power source ......................................................................................... 23 2.3 transceiver installation (front and remote mount)........... 23 2.3.1 mounting configurations .............................................................. 23 2.3.2 selecting a moun...

  • Page 5

    5 section 5 circuit description ........................................................................... 44 5.1 general transceiver description...................................................... 44 5.1.1 introduction ................................................................................

  • Page 6

    6 section 1 general information 1.1 scope of manual this service manual contains operation, programming, alignment, and service information for the e.F. Johnson company 4300 series vhf mobile radio. 1.2 transceiver description 1.2.1 general the 4300 series mobile transceivers operate on various type...

  • Page 7

    7 1.2.4 available mounting options front mount - the operating controls are on the front on the radio, so the radio must be mounted within reach of the user. Remote mount, single control unit - the operating controls are located on a remote mounted control unit. The radio does not have operating con...

  • Page 8

    8 programming software displays a bar graph which shows the amount of available memory space that is used by the current data. Refer to section 4 for more information. Zones a zone is a collection of up to 16 channels of any type. For example, a zone could include 12 conventional channels and 4 smar...

  • Page 9

    9 m (model) 3 - 4300 series f (frequency band) 1 - vhf (136-174 mhz) t (type of installation) 7 - standard power, dash mount 8 - standard power, remote mount 9 - standard power, dash mount public works s (signaling protocol, primary) 2 – project 25 conventional analog/digital 4 - special 8 - analog ...

  • Page 10

    10 e (encryption and security software options) b - default [no over-the-air-rekeying (otar)] c - otar project 25 conventional d - otar project 25 trunked/conventional * 1.5 serial number breakdown the radio serial number is located on the radio identification label attached to the bottom cover (see...

  • Page 11

    11 environmental sealed with terminals for acc cable handheld control unit and siren controller handheld control unit with junction box and 17 ft control cable 250-5300-101 siren controller kit (without loudspeaker) 250-5300-100 siren loudspeaker, model ts100 for light bar installation 585-5300-007 ...

  • Page 12

    12 lockable mounting tray - this bracket allows the transceiver to be locked in place to guard against theft. In addition, it allows it to be easily unlocked and removed from the vehicle. Refer to section 2.9 for installation information. Microphones and speaker - the microphones in table 1-1 have a...

  • Page 13

    13 e-mail: customerservice@efjohnson.Com you can also e-mail a person directly if you know their first initial/last name (example: jsmith@efjohnson.Com). Note: emergency 24-hour technical support is also available at the 800 and preceding numbers during off hours, holidays, and weekends. When your c...

  • Page 14

    14 return authorization (ra) numbers are not necessary unless you have been given one by the field service department. Ra numbers are required for exchange units or if the field service department wants to be aware of a specific problem. If you have been given an ra number, reference this number on ...

  • Page 15

    15 digital project 25 and smartnet/smartzone channels • des-ofb (output feedback) • aes 1.11.2 fips 140-2 approved encryption all encrypted 4300 models are federal information processing standard (fips) certified for the des-ofb and aes encryption modes. Encryption on analog channels is not fips cer...

  • Page 16

    16 energy or radio waves to send and receive calls. Rf energy is one form of electromagnetic energy. Other forms include, but are not limited to, electric power, sunlight and x-rays. Rf energy, however, should not be confused with these other forms of electromagnetic energy, which when used improper...

  • Page 17

    17 • american national standards institute (ansi) / institute of electrical and electronic engineers (ieee) c95. 1-1992. • institute of electrical and electronic engineers (ieee) c95.1-1999 edition. 1.12.3 exposure compliance and control guidelines and operating instructions to control exposure to y...

  • Page 18

    18 c.) the installation manual should provide specific information of how to install the antennas to facilitate recommended operating distances to all potentially exposed persons. • use only efjohnson approved supplied antenna or efjohnson approved replacement antenna. Unauthorized antennas, modific...

  • Page 19

    19 mounting location dash mount (remote mount optional) zones/channels up to 16 zones with 16 channels per zone transmit/receive separation any frequency within the range channel spacing 12.5, 15, 25, and 30 khz maximum deviation 25 khz analog - 5 khz 12.5 khz analog - 2.5 khz frequency stability re...

  • Page 20: Section 2 Installation

    20 section 2 installation 2.1 important digital radio installation information 2.1.1 introduction with digital radios such as the 4300, electrical noise on the dc power line is heard as a “warbling” sound in messages received from a radio in a vehicle with this problem. It is not the typical alterna...

  • Page 21

    21.

  • Page 22

    22 item no. Description part no. Item no. Description part no. 1 amplified dynamic mic 250-0740- 310 7 self-drilling screw (4) 575-9077- 565 2 screw, 4-20 x 5/8” thread frmg (3) 575-5604- 020 8 knob (4) 547-0016- 003 3 screw, 4-24 x 1/4” sheet metal (3) 575-3604- 008 9 power cable (22') and hardware...

  • Page 23

    23 2.2 general information 2.2.1 scope of instructions since each installation is somewhat unique, the following installation instructions are intended only as a general guide to installing this transceiver. Described are the intended use of the mounting hardware and the electrical connections that ...

  • Page 24

    24 figure 2-2 standard remote mount installation components dual control - the remote control unit is connected to a front-mount transceiver. This allows the transceiver to be controlled from both the transceiver front panel and the remote control unit. The displays on the transceiver and control un...

  • Page 25

    25 2.3.2 selecting a mounting location front-mount transceivers are designed for mounting in a location near the operator such as the dash, console, or transmission hump. Remote-mount transceivers are designed for mounting in an out-of-the-way location such as the trunk. Warning the mounting locatio...

  • Page 26

    26 2.4 power cable installation note: as described in section 2.1,connect the power cable directly to the vehicle battery, and to an unswitched power source so that it de-affiliates when power is turned off. 2.4.1 standard models refer to figures 2-1 or 2-2 and proceed as follows: 1. Disconnect the ...

  • Page 27

    27 figure 2-5 accessory jack 2.5.2 ignition sense input (pin 6) note: as previously described, the ignition sense line must be connected to a switched or unswitched power source for the transceiver to power up. This ignition sense line is pin 6 of the accessory connector, and it is connected using a...

  • Page 28

    28 horn alert to use the horn alert, a horn option switch, cadence style, and auxiliary b horn output must be programmed. Refer to section 4.7 of the operating manual (see section 3) and the programming manual referenced in section 4 for more information. (the aux b output is programmed on page 2 of...

  • Page 29

    29 external emergency switch when this function is programmed, an emergency condition can be triggered using an external emergency switch such as a foot-operating type. Pa broadcast this function is used with the optional transit bus pa system to allow an external public address select switch to be ...

  • Page 30

    30 figure 2-7 display controller board figure 2-8 [not used] audio pa board the audio pa board has a 5-pin connector for connecting to the controller board. Table 2-1 control unit dip switch s1 settings configuration (see section 2.6.1) master/slave setting (s1-8/s1-9) [1] volume control setting s1-...

  • Page 31

    31 handheld control unit, dual remotes (hhc + remote control unit, two speakers available) hhc (controls external speaker) remote control unit (controls int. Speaker) master* slave n/a on* * - default setting, no change usually required. [1] master = s1-8 off/s1- 9 on; slave = s1-8 on/s1-9 off [2] s...

  • Page 32

    32 1. Check the area behind the selected mounting location to make sure that there is nothing that will be damaged when the mounting screws are installed. Then install the mounting bracket using the included self-drilling screws or others if desired. 2. Install the control unit in the bracket using ...

  • Page 33

    33 transceiver or remote control unit. Refer to table 2-1 and section 2.6 for information on how to set up the control unit for each configuration. 2.9 transceiver mounting tray installation 2.9.1 description optional transceiver locking tray, part no. 585-7000-185, is a lockable mounting bracket fo...

  • Page 34

    34 release the transceiver, press the button and at the same time push the transceiver rearward. The key locks the button so that it cannot be pressed. 2.10 handheld control unit installation 2.10.1 general the handheld control unit replaces the standard control unit and dtmf microphone in remote mo...

  • Page 35

    35 is no ptt line associated with this jack, so the transmitter must still be keyed using the control unit ptt switch. Programming jack - a standard eight-pin jack for connecting the computer and rpi to program the transceiver. Note: the junction box is required to program the transceiver when this ...

  • Page 36

    36 figure 2-11 hhc installation components (junction box not used) 3. Connect the external speaker to pins 1 and 2 of the accessory pigtail as described in step 4 of the preceding section. 2.10.3 using hhc to provide dual controls or dual remotes dual control configuration the handheld control unit ...

  • Page 37

    37 the hhc is designated the master and the remote control unit the slave (see section 2.6.3). The remote control unit volume control switches should be left in the default configuration (see section 2.6.4). 2.10.4 transceiver programming with hhc the programming setup used to program a transceiver ...

  • Page 38

    38 figure 2-12 siren installation diagram 1. Mount the siren amplifier near the transceiver [the connecting cable to the transceiver is approximately 3 feet (0.9 meters) long]. 2. Mount the siren controller in the desired location [the connecting cable to the amplifier is approximately 22 feet (6.7 ...

  • Page 39

    39 9. If the siren is to be automatically disabled when the vehicle is in park or neutral, connect the black wire coming from the siren controller connector to the neutral safety switch. 10. If the vehicle horn is to sound with the siren, connect the green wire coming from the siren control head con...

  • Page 40: Section 3 Operation

    40 section 3 operation 3.1 general the operation description for the 4300 mobile transceiver is included on a separate manual..

  • Page 41

    41 section 4 transceiver programming 4.1 general 4.1.1 programming setup the following items are required to program the transceiver. The part numbers of this equipment are shown in table 1-1 in section 1. The programming setup is shown above. • a windows ® -based computer (see next section) • remot...

  • Page 42

    42 . • a cd-rom drive . • an available serial port 4.1.3 connecting computer to transceiver note: [what are the part numbers of the 4300 parts?] only rpi, part no. 023-5300-000, can be used to program the 5300-series transceiver. Other rpis such as 023-9800-000 and 023-9750- 000 are not compatible w...

  • Page 43

    43 unit is used. Set the “controller type” parameter on the global screen of the pcconfigure programming software for “handheld” instead of “normal”. 4.1.5 siren programming when the optional siren feature is installed (see section 2.11), one transceiver programming parameter may need to be changed ...

  • Page 44

    44 section 5 circuit description 5.1 general transceiver description 5.1.1 introduction the e.F. Johnson 4300 is a microcontroller-based radio that uses a digital signal processor (dsp) to provide the following modes of operation: narrowband analog - fm modulation with a maximum deviation of 2.5 khz...

  • Page 45

    45 5.1.3 circuit protection (fuses) circuit protection is provided as follows: • an 8- or 10-ampere fuse in the power cable provides overall transceiver protection. • a 2-ampere fuse on the rf board protects circuits on that board. • f700 (2-ampere) on the display controller board protects the sw b+...

  • Page 46

    46 in project 25 digital mode, the carrier is modulated with four discrete deviation levels. These levels are ± 600 hz and ± 1800 hz. Digitized voice is created using an imbe™ vocoder. (imbe™ voice coding technology embodied in this product is protected by intellectual property rights including pate...

  • Page 47

    47 front end lna and bypass switching the low noise amplifier (lna) is critical in determining the overall noise figure of the receiver chain. An mga-71543 amplifier (u39) provides optimum noise figure, gain, intercept point, and power consumption. Post-lna bandpass filters an additional bandpass fi...

  • Page 48

    48 a two-pole 64.455 mhz crystal filter (u2) is used to provide the desired level of adjacent channel rejection while providing minimal amplitude and phase distortion within a 25 khz bandwidth. Shields are installed around the crystal filter to provide sufficient isolation to meet the second image r...

  • Page 49

    49 the transmit pll phase locks a transmit oscillator that is operating at an output frequency of 138 to 174 mhz. The rf signal into the pll chip is created by mixing the transmit frequency with the receive pll frequency to generate a mix frequency of 374.4 mhz. This provides low frequency modulatio...

  • Page 50

    50 the power amplifier (u3) is a mitsubishi ra07m1317m module. This pa module provides the desired rf power output level and is stable over a wide range of vswr conditions. The pa is driven by a sga-6589 driver (u20) that typically provides +21 dbm output power. The pa is turned on and off by switch...