Kenwood TM-V708A Instruction Manual
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Kenwood TM-V708A Instruction Manual

144/440 mhz fm dual bander
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INSTRUCTION MANUAL

144/440 MHz FM DUAL BANDER
TM-V708A
KENWOOD CORPORATION
© B62-1834-00 (K)
09 08 07 06 05 04 03 02 01 00
TM-V708

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  • Page 1: Instruction Manual

    INSTRUCTION MANUAL 144/440 MHz FM DUAL BANDER TM-V708A KENWOOD CORPORATION © B62-1834-00 (K) 09 08 07 06 05 04 03 02 01 00 TM-V708...
  • Page 2 We also suggest that you check with your home or car insurance for additional coverage. The American Radio Relay League (ARRL) also has an insurance plan to cover such incidents. In the event theft or damage should occur, there are no replacement control head units available from Kenwood.
  • Page 3 Do not transmit with high output power for an extended duration; the transceiver may overheat. • Do not modify the transceiver unless instructed by this manual or by KENWOOD documentation. • Do not expose the transceiver to long periods of direct sunlight, nor place it close to heating appliances.

  • Page 4: Table Of Contents

    SUPPLIED ACCESSORIES ... 1 CONVENTIONS FOLLOWED IN THIS MANUAL ... 1 CHAPTER PREPARATION MOBILE INSTALLATION ... 2 Main Unit Installation ... 2 Front Panel Installation ... 3 FIXED STATION INSTALLATION ... 4 MODULAR PLUG CABLE CONNECTION ... 4 DC POWER CABLE CONNECTION ... 5 Mobile Operation ...
  • Page 5 STORING ODD-SPLIT REPEATER FREQUENCIES ... 34 RECALLING A MEMORY CHANNEL ... 35 CLEARING A MEMORY CHANNEL ... 35 NAMING A MEMORY CHANNEL ... 36 CALL CHANNEL ... 37 Recalling the Call Channel ... 37 Reprogramming the Call Channel ... 37 MEMORY-TO-VFO TRANSFER ...
  • Page 6 DISPLAY DIMMER ... 63 AUTO DIMMER CHANGE ... 63 DISPLAY CONTRAST ADJUST ... 63 POSITIVE/ NEGATIVE REVERSAL ... 63 BLANKING A BAND DISPLAY ... 64 AUTOMATIC BAND CHANGE (ABC) ... 64 TRANSCEIVER LOCK ... 65 ALL-CONTROL LOCK ... 65 S-METER SQUELCH ... 65 Squelch Hang Time ...

  • Page 7: Supplied Accessories

    SUPPLIED ACCESSORIES ) r i CONVENTIONS FOLLOWED IN THIS MANUAL The writing conventions described below have been y t i followed to simplify instructions and avoid unnecessary repetition. – i t c i t c e l i e l i , y l...

  • Page 8: Preparation

    Try to pick well- ventilated locations that are shielded from direct sunlight. Note: Unlike the previous KENWOOD mobile transceivers, this transceiver does not allow the front panel and main unit to be joined. ■...

  • Page 9: Front Panel Installation

    ■ Front Panel Installation 1 Assemble the mounting brackets using the 2 supplied hexagon SEMS screws and flat washers. • Do not completely tighten the screws in this step. 2 Peel off the paper backing from the rear of the bracket.

  • Page 10: Fixed Station Installation

    FIXED STATION INSTALLATION When placing the main unit on a surface such as a desk top, use the supplied cushions to prevent the surface from being scratched. Attach the 4 cushions to the base of the main unit as illustrated below. Note: Attach the cushions to the flat surface on the main unit;...

  • Page 11: Dc Power Cable Connection

    DC POWER CABLE CONNECTION ■ Mobile Operation The vehicle battery must have a nominal rating of 12 V. Never connect the transceiver to a 24 V battery. Be sure to use a 12 V vehicle battery that has sufficient current capacity. If the current to the transceiver is insufficient, the display may darken during transmission, or the transmit output power may drop excessively.

  • Page 12: Fixed Station Operation

    ■ Fixed Station Operation In order to use this transceiver for fixed station operation, you will need a separate 13.8 V DC power supply (purchased separately). We recommend using a power supply with a current capacity of 12 A. Note: ◆...

  • Page 13: Replacing Fuses

    After the problem is resolved, replace the fuse. If newly installed fuses continue to blow, disconnect the power cable and contact your authorized KENWOOD dealer or an authorized KENWOOD service center for assistance. e i l Only use fuses of the specified type and rating; otherwise the transceiver could be damaged.

  • Page 14: Accessory Connections

    ACCESSORY CONNECTIONS ■ External Speakers If you plan to use external speakers, choose speakers with an impedance of 8 Ω. The external speaker jacks accept a 3.5 mm (1/8") mono (2-conductor) plug. For best performance, we recommend using the optional SP-50B speaker. ■...

  • Page 15: Chapter 2 Your First Qso

    If you tend to discard instruction manuals along with the packaging material…please don’t. The 7 steps given here will get you on the air in your first QSO right away. So, you can enjoy the exhilaration that comes with opening a brand new transceiver. After trying the rig for a while, settle back in your most comfortable operating chair with this manual and your favorite drink for an hour or two.

  • Page 16: Chapter 3 Getting Acquainted

    FRONT PANEL Note: This section describes only the main functions of the front panel controls and keys. For the functions not described here, you will find explanations in the appropriate sections of the manual. q q q q q CALL key Recalls the Call channel {page 37}.
  • Page 17 y y y y y F (Function) key Allows you to select the secondary functions that are available using multifunction keys. u u u u u TONE key Activates the Tone {page 28}, CTCSS {page 53}, or DCS function {page 55}. i i i i i REV key Switches the transmit frequency and receive frequency when operating with an offset {page 27} or...

  • Page 18: Main Unit - Front

    MAIN UNIT — FRONT Note: Turn the transceiver power OFF before connecting or removing cables. q q q q q DATA connector Accepts a 6-pin mini DIN plug for connecting to an external TNC {page 71}. w w w w w PANEL connector Insert the 6-pin plug of the supplied modular plug cable for connecting the front panel {page 4}.

  • Page 19: Microphone

    MICROPHONE MC-58DM q q q q q UP key Raises the operating frequency, memory channel number, menu number, etc. Holding this key down causes the action to be repeated. Also, switches between values for functions with multiple choices. w w w w w DWN key Lowers the operating frequency, memory channel number, menu number, etc.

  • Page 20: Indicators

    INDICATORS On the display you will see various indicators that show what you have selected. c i t When you receive a signal: • “BUSY” appears when the squelch {page 20} is open. • The S-meter shows the strength of received signals. –...

  • Page 21: Basic Transceiver Modes

    BASIC TRANSCEIVER MODES This section introduces you to the basic modes you can select. VFO mode Press [VFO] to select. You can change the operating frequency using the Tuning control or Mic [UP]/ [DWN]. TM-V708 Memory Recall mode Press [MR] to select. You can change memory channels using the Tuning control or Mic [UP]/ [DWN], where you stored frequencies and related data.

  • Page 22: Key Function Display

    KEY FUNCTION DISPLAY The functions of the 6 keys below the display can be identified through the labels shown on the bottom of the display. After pressing [F], pressing [F] ([OFF]) again restores the basic state. Basic State Display Labels Labels after Pressing [F] Note: When selecting Programmable Memory (PM) mode {page 15},...

  • Page 23: Band A & B

    Press the left or right [BAND SEL] to select band A or B. To recall the sub-band, press [F], then the same [BAND SEL]. The following diagram shows how the bands are switched on a TM-V708A. Left [BAND SEL] [F], left...

  • Page 24: Mic Keypad Direct Entry (Mc-58Dm Only)

    MIC KEYPAD DIRECT ENTRY (MC-58DM ONLY) The keypad on the MC-58DM allows you to make various entries depending on which mode the transceiver is in. In VFO or Memory Recall mode, use the Mic keypad to select a frequency {page 61} or memory channel number {page 35}.

  • Page 25: Chapter 4 Operating Basics

    SWITCHING THE POWER ON/OFF 1 Switch the DC power supply ON. • If operating mobile, skip this step. 2 Press the PWR switch to switch the transceiver ON. TM-V708 3 To switch the transceiver OFF, press the PWR switch again. 4 If operating as a fixed station, switch the DC power supply OFF.

  • Page 26: Selecting A Frequency

    SELECTING A FREQUENCY 1 Press [VFO] to select VFO mode. 2 To increase the frequency, turn the Tuning control clockwise or press Mic [UP]. To decrease the frequency, turn the Tuning control counterclockwise or press Mic [DWN]. • Pressing and holding Mic [UP]/ [DWN] causes the frequency to step repeatedly.

  • Page 27: Transmitting

    TRANSMITTING 1 To transmit, press and hold Mic [PTT] and speak into the microphone in your normal tone of voice. • “ON AIR” and the RF power meter appear. • Speaking too close to the microphone, or too loudly, may increase distortion and reduce intelligibility of your signals at the receiving station.

  • Page 28: Chapter 5 Menu Setup

    The Menu system on this transceiver consists of 3 levels, as illustrated below. Level 1 Level 2 Level 3 1 2 3 4 1 2 3 4 MENU ACCESS 1 Press [MNU] to enter Menu mode. • The current level 2 number blinks. 2 Press [c c c c c ]/ [d d d d d ] to select your desired level 2 number.

  • Page 29: Menu Configuration

    MENU CONFIGURATION Only with an optional VS-3 unit installed. v i t v i t v i t / ) . s i l —...
  • Page 30 c i t l l a — — / l l l l a...
  • Page 31 c i t —...

  • Page 32: Chapter 6 Operating Through Repeaters

    Repeaters, which are often installed and maintained by radio clubs, are usually located on mountain tops or other elevated locations. Generally they operate at higher ERP (Effective Radiated Power) than a typical station. This combination of elevation and high ERP allows communications over much greater distances than communications without using repeaters.

  • Page 33: Programming Offset

    PROGRAMMING OFFSET First select band A or B by pressing the left or right [BAND SEL]. To recall the sub-band next, press [F], then the same [BAND SEL]. ■ Selecting Offset Direction Select whether the transmission frequency will be higher (+) or lower (–) than the reception frequency. Press [F], [SHIFT] to switch the offset direction.

  • Page 34: Activating Tone Function

    ■ Activating Tone Function Press [TONE] to activate the Tone function. • “T” appears when the Tone function is ON. • Each press of [TONE] changes the selection as Tone ➔ CTCSS ➔ DCS ➔ No selection. Note: ◆ You cannot use Tone with the CTCSS and DCS functions. ◆...

  • Page 35: Automatic Repeater Offset

    AUTOMATIC REPEATER OFFSET This function automatically selects an offset direction, according to the frequency that you select on the VHF band. The transceiver is programmed for offset direction as shown below. To obtain an up-to-date band plan for repeater offset direction, contact your national Amateur Radio association.

  • Page 36: Transmitting A 1750 Hz Tone

    TRANSMITTING A 1750 Hz TONE Most repeaters in Europe require a transceiver to transmit a 1750 Hz tone. It is possible to program [CALL] on the front panel as a key for transmitting a 1750 Hz tone. 1 Press [MNU] to enter Menu mode. 2 Press [c c c c c ]/ [d d d d d ] to select “REPEATER (1–7–)”, then press [OK].

  • Page 37: Reverse Function

    REVERSE FUNCTION The reverse function exchanges a separate receive and transmit frequency. So, while using a repeater, you can manually check the strength of a signal that you receive directly from the other station. If the station’s signal is strong, both stations should move to a simplex frequency to free up the repeater.

  • Page 38: Tone Frequency Id

    TONE FREQUENCY ID This function scans through all tone frequencies to identify the incoming tone frequency on a received signal. You may use this function to find which tone frequency is required by your local repeater. 1 Press [TONE] to switch the Tone function ON. •...

  • Page 39: Chapter 7 Memory Channels

    In memory channels, you can store frequencies and related data that you often use. Then you need not reprogram that data every time. You can quickly recall a programmed channel by simple operation. A total of 200 memory channels are available for bands A and B. SIMPLEX &...

  • Page 40: Storing Simplex Frequencies Or Standard Repeater Frequencies

    STORING SIMPLEX FREQUENCIES OR STANDARD REPEATER FREQUENCIES 1 Select the desired band. 2 Press [VFO]. 3 Select the desired frequency. 4 To store a standard repeater frequency, select the following data: • Offset direction {page 27} • Tone ON, if necessary {page 28} •...

  • Page 41: Recalling A Memory Channel

    RECALLING A MEMORY CHANNEL 1 Select band A or B. 2 Press [MR] to enter Memory Recall mode. • The memory channel last used is recalled. 3 Turn the Tuning control, or press Mic [UP]/ [DWN], to select your desired memory channel. •...

  • Page 42: Naming A Memory Channel

    NAMING A MEMORY CHANNEL You can name memory channels using up to 8 alphanumeric characters. When you recall a named memory channel, its name appears above the frequency. Names can be call signs, repeater names, cities, names of people, etc. 1 Recall your desired memory channel.

  • Page 43: Call Channel

    CALL CHANNEL The Call channel can always be selected quickly no matter what mode the transceiver is in. For instance, you may use the Call channel as an emergency channel within your group. In this case, the Call/VFO scan {page 52} will be useful. The default frequency stored in the Call channel is 144.000 MHz for the VHF band and 440.000 MHz for the UHF band.

  • Page 44: Memory-To-Vfo Transfer

    MEMORY-TO-VFO TRANSFER You may sometimes want to search for other stations or a clear frequency near the frequency stored in a memory channel or the Call channel. In this case first transfer the contents of a memory channel or the Call channel to the VFO.

  • Page 45: Partial Or Full Reset

    PARTIAL OR FULL RESET? If your transceiver seems to be malfunctioning, initializing the transceiver may resolve the problem. Use Full Reset to initialize all settings that you have customized. Partial (VFO) Reset does not initialize the following settings: Some of the VFO factory defaults are listed below: 1 Press [MNU] to enter Menu mode.

  • Page 46: Chapter 8 Programmable Memory (Pm)

    Programmable Memory (PM) stores virtually all settings currently set on the transceiver. This transceiver provides 5 PM channels to store 5 sets of transceiver configurations. Later you can quickly recall one of these, depending on the operations you have in mind or the operating environment.

  • Page 47: Application Examples

    APPLICATION EXAMPLES Following are examples of how you might use Programmable Memory. These examples may not represent applications useful to you, but you will understand the flexibility of this function. Situation 1 Situation 1 You share your transceiver with other members in your family or club.

  • Page 48: Storing In Pm Channels

    STORING IN PM CHANNELS 1 Confirm that the following conditions have been satisfied: • The transceiver is in reception mode. • Scan is not being used. • Microphone Control is OFF. 2 Configure the transceiver with your desired settings. • For the items that can be stored, see page 40. 3 Press [F], [P.IN].

  • Page 49: Auto Pm Channel Store

    AUTO PM CHANNEL STORE After you recall a PM channel, this function automatically overwrites the current PM channel with the present operating environment when: • You recall another PM channel. • You press [OFF]. • You switch the transceiver OFF. The factory default of this function is ON.

  • Page 50: Chapter 9 Scan

    Scan is a useful feature for hands-off monitoring of your favorite frequencies. Becoming comfortable with all types of Scan will increase your operating efficiency. TM-V708 This transceiver provides the following scan types, plus Visual Scan {page 45}. Visual Scan graphically and simultaneously shows how frequencies in a specific range are busy.

  • Page 51: Visual Scan

    VISUAL SCAN While you are receiving, Visual Scan allows you to monitor frequencies near the current operating frequency. Visual Scan graphically and simultaneously shows how all frequencies in the selected range are busy. You will see up to 21 segments, for each channel, that represent 7 S-meter levels (3 segments per level).

  • Page 52: Using Visual Scan

    ■ Using Visual Scan 1 Select your desired band. 2 Turn the Tuning control, or press Mic [UP]/ [DWN], to select the operating frequency. • This frequency will be used as the center frequency. 3 Press [F], [VISUAL] to start Visual Scan. •...

  • Page 53: Selecting Scan Resume Method

    SELECTING SCAN RESUME METHOD The transceiver stops scanning at a frequency (or memory channel) on which a signal is detected. It then continues scanning according to which resume mode you select. You can choose one of the following modes. The default is Time-Operated mode. •...

  • Page 54: Vfo Scan

    VFO SCAN VFO Scan monitors all frequencies tunable on the band, using the current frequency step size. 1 Select the desired band. 2 Press [VFO] (1 s). • Scan starts at the frequency currently displayed. • The 1 MHz decimal blinks while scanning is in progress. •...

  • Page 55: Locking Out A Memory Channel

    ■ Locking Out a Memory Channel Select the memory channels you prefer not to monitor while scanning. 1 Recall your desired memory channel. 2 Press [MNU] to enter Menu mode. 3 Press [c c c c c ]/ [d d d d d ] to select “MEMORY (1–4–)”, then press [OK].

  • Page 56: Program Scan

    PROGRAM SCAN Program Scan is identical to VFO Scan except that you select the frequency range of the scan. ■ Setting Scan Limits You can store up to 10 scan ranges in memory channels L0/U0 to L9/U9. 1 Select your desired band. 2 Press [VFO].

  • Page 57: Using Program Scan

    ■ Using Program Scan 1 Select the appropriate band. 2 Press [VFO] . 3 Select a frequency within the programmed scan limits, including the frequency limits. 4 Press [VFO] (1 s). • Scan starts at the frequency currently displayed. • The 1 MHz decimal blinks while scanning is in progress.

  • Page 58: Call/Vfo Scan

    CALL/VFO SCAN Use Call/VFO Scan to monitor both the Call channel and the current VFO frequency on the selected band. 1 Select your desired band. 2 Press [VFO]. 3 Select your desired frequency. 4 Press [CALL] (1 s) to start Call/VFO Scan. •...

  • Page 59: Chapter 10 Continuous Tone Coded Squelch System (Ctcss)

    CONTINUOUS TONE CODED SQUELCH SYSTEM (CTCSS) You may sometimes want to hear calls only from specific persons. The Continuous Tone Coded Squelch System (CTCSS) allows you to ignore (not hear) unwanted calls from other persons who are using the same frequency. First select the same CTCSS tone as selected by the other persons in your group.

  • Page 60: Ctcss Frequency Id

    When using a MC-58DM, you can also use its keypad to select a CTCSS frequency. First program one of the Mic PF keys as the ENTER key {page 59}. In step 3 (above), press [ENTER], then enter 01 to 38 to select the frequencies listed in the table on page 28.

  • Page 61: Chapter 11 Digital Code Squelch (Dcs)

    Digital Code Squelch (DCS) is another application which allows you to ignore (not hear) unwanted calls. It functions the same way as CTCSS. The only differences are the encode/ decode method and the number of selectable codes. For DCS, you can select from 104 different codes as listed in the table below.

  • Page 62: Dcs Code Id

    DCS CODE ID This function scans through all DCS codes to identify the incoming DCS code on a received signal. You may find this useful when you cannot recall the DCS code that the other persons in your group are using. 1 Press [TONE] to switch the DCS function ON.

  • Page 63: Dual Tone Multi-Frequency (Dtmf) Functions (With Mc-58Dm Only)

    DUAL TONE MULTI-FREQUENCY (DTMF) FUNCTIONS (WITH MC-58DM ONLY) The keys on the Mic keypad function as DTMF keys; the 12 keys found on a push-button telephone plus 4 additional keys (A, B, C, D). This transceiver provides 10 dedicated memory channels. You can store a DTMF number (16 digits max) with a memory name (8 digits max) in each of the channels to recall later for a quick call.

  • Page 64: Automatic Dialer

    AUTOMATIC DIALER If you use the 10 dedicated memory channels to store DTMF numbers, you need not remember a long string of digits. ■ Storing a DTMF Number in Memory Note: Audible DTMF tones from other transceivers near you (or from your own speaker) may be picked up by your microphone.

  • Page 65: Transmitting A Stored Dtmf Number

    ■ Transmitting a Stored DTMF Number 1 Press Mic [PTT]+ Mic [PF]. 2 Release Mic [PF] while still holding Mic [PTT], and press Mic [UP]/ [DWN] to select the desired DTMF memory channel. 3 While still holding Mic [PTT], press [0] to [9] corresponding to the channel number.

  • Page 66: Programmable Function (Pf) Keys

    The Programmable Function keys, [PF], [MR], [VFO], and [CALL], are located on the front of the microphone. These keys have the following default functions: If desired, you can change the defaults to the following key functions: i t c i t c PROGRAMMABLE FUNCTION (PF) KEYS 1 Press [MNU] to enter Menu mode.

  • Page 67: Chapter 14 Auxiliary Functions

    DIRECT FREQUENCY ENTRY (WITH MC-58DM ONLY) If the desired operating frequency is far from the current frequency, using the Mic keypad is the quickest way to change the frequency. First program one of the Mic PF keys as the ENTER key {page 60}. 1 Press the left or right [BAND SEL] to select band A or B.

  • Page 68: Changing Frequency Step Size

    CHANGING FREQUENCY STEP SIZE Choosing the correct step size is essential in order to select your exact frequency using the Tuning control or Mic [UP]/ [DWN]. The default step size is 5 kHz on the 144 MHz band and 25 kHz on the 440 MHz band. The default on the 118, 220, or 300 MHz band is 12.5 kHz and the default on the 1.2 GHz band is 25 kHz.

  • Page 69: Display Dimmer

    DISPLAY DIMMER You can manually change the display illumination to suit the lighting conditions where you are operating. 1 Press [F], [DIM]. • The current illumination level appears and blinks. The default is level 1. 2 Press [c c c c c ]/ [d d d d d ] to select from 5 levels, including OFF. 3 Press [OK] to complete the setting.

  • Page 70: Blanking A Band Display

    BLANKING A BAND DISPLAY If you have no plans to use one of band A or B, end the frequency display on the unused band. This saves power consumption and makes it simpler to read the information presented. Press the left [BAND SEL] (1 s) to blank band B, or the right [BAND SEL] (1 s) to blank band A.

  • Page 71: Transceiver Lock

    TRANSCEIVER LOCK Transceiver Lock is suitable for a typical mobile installation where you alter most functions with your microphone. This Lock disables all functions excluding the following: c t i Press [F], [MHz] to switch this function ON (or OFF). •...

  • Page 72: Squelch Hang Time

    ■ Squelch Hang Time When using S-meter Squelch, you may want to adjust the time interval between when the received signals drop and when the squelch closes. Access Menu 1–3–3 (SQUELCH HANG TIME) and select from OFF (default), 125, 250, and 500 ms. CHANGING BEEP VOLUME The transceiver beeps each time you press a front panel key or Mic key.

  • Page 73: Advanced Intercept Point (Aip)

    If you experience intermodulation interference, turn the AIP feature ON. The TM-V708A design has good sensitivity performance capability. If you do not experience interference in your area, it is suggested to turn OFF the AIP for better signal reception.

  • Page 74: Power-On Message

    POWER-ON MESSAGE Each time you switch the transceiver ON, “HELLO !!” appears for approximately 2 seconds. You can program your favorite message in place of the factory default. 1 Press [MNU] to enter Menu mode. 2 Select Menu 1–1–1 (POWER-ON MSG), then press [OK].

  • Page 75: Changing Speaker Configurations

    CHANGING SPEAKER CONFIGURATIONS This transceiver has two speaker jacks. You can enjoy a variety of speaker configurations by using one or two external speakers. Access Menu 1–2–3 (SPEAKER) and select mode 1 (default) or 2, depending on how you want the internal and/or external speakers to function.

  • Page 76: Chapter 15 Packet Operation

    A packet is a unit of data transmitted as a whole from one computer to another, on a network. Packets can be transmitted on radio waves as well as on communication lines. Besides a transceiver and a computer, all you need is a terminal node controller (TNC).

  • Page 77: Connecting With A Tnc And Personal Computer

    PG-5A cable. The DATA connector on the front of the main unit mates with the 6-pin mini DIN plug on this cable. Power Power supply supply Personal TM-V708A Computer PG-5A cable (6-pin mini DIN) Antenna Data terminal Note: ◆...

  • Page 78: Selecting A Data Transfer Rate

    SELECTING A DATA TRANSFER RATE The default data transfer rate is 1200 bps. If your network uses a 9600 bps transfer rate, you can change the default setting. 1 Press [MNU] to enter Menu mode. 2 Press [c c c c c ]/ [d d d d d ] to select “TNC (1–9–)”, then press [OK].

  • Page 79: Chapter 16 Microphone Control (With Mc-58Dm Only)

    MICROPHONE CONTROL (WITH MC-58DM ONLY) You can change numerous transceiver settings by operating the Mic DTMF keys. To activate this function, access Menu 1–8–5 (MIC CONTROL) and select “ON”. The following table shows which functions are switched ON/OFF or which settings are changed, by pressing the DTMF keys.

  • Page 80: Wireless Remote Control

    If you also have a compatible KENWOOD handy transceiver, you may use it as a remote control for this mobile transceiver. You will control one band on the mobile while sending DTMF tones to the other band from the handheld. This function will be useful, for example, when you want to control the mobile from a location outside your vehicle.

  • Page 81: Control Operation

    5 Select the receive frequency on band B (UHF). • Mate this frequency with the transmit frequency on the handheld. 6 Select band A (VHF) as the TX band or Control band {page 17}. 7 To cause the mobile to send a control acknowledgment to the handheld, access Menu 1–A–2 (ANSWER BACK) and select “ON”.

  • Page 82: Chapter 18 Repeater Function

    This transceiver is capable of receiving signals on one band and retransmitting signals on the other band. This function repeats signals originating from one band, using the other band. For example, a signal received on band A (VHF) is retransmitted on band B (UHF). Similarly, a signal received on band B (UHF) is retransmitted on band A (VHF).

  • Page 83: Voice Synthesizer (Optional)

    Install the optional VS-3 unit to use this function {page 79}. Each time you change the transceiver mode, such as VFO or Memory Recall, the transceiver automatically announces the new mode. To use the installed VS-3 unit, access Menu 1–2–4 (VOICE) and select “English”.

  • Page 84: Chapter 20 Optional Accessories

    PS-33 Regulated DC Power Supply PG-2N DC Power Cable PG-5A Data Cable OPTIONAL ACCESSORIES SP-50B Communications Speaker PG-3B DC Line Noise Filter MC-45 Microphone VS-3 Voice Synthesizer Unit PG-4X Extension Cable Kit...

  • Page 85: Chapter 21 Installing Options

    INSTALLING THE VS-3 VOICE SYNTHESIZER UNIT Always switch the power OFF and unplug the DC power cable first. 1 Remove the 6 screws from the lower cover of the main unit. 2 Hold the VS-3 unit with the component side facing up, then insert the VS-3 connector into the corresponding transceiver connector.
  • Page 86 Connections Using One PG-4X Kit (6 m) For 6 pins (4 m) Connections Using Two PG-4X Kits For 6 pins For 6 pins Note: Always connect the 4-pin plug on the modular plug cable supplied with the transceiver to the front panel. (4 m) For 8 pins (4 m)

  • Page 87: Maintenance

    You may return this product for service to the authorized KENWOOD dealer from whom you purchased it, or any authorized KENWOOD service center. Please do not send subassemblies or printed circuit boards. Send the complete product.

  • Page 88: Troubleshooting

    TROUBLESHOOTING The problems described in this table are commonly encountered operational malfunctions and are usually not caused by circuit failure. l l i c t i . y l l l a l l a . s l o l l i t c i t c e i l...

  • Page 89: Specifications

    Specifications are subject to change without notice due to advancements in technology. l i b y t i – ( Band A receive range: 136 ~ 200 MHz, 118 ~ 136 MHz (sub), 200 ~ 300 MHz (sub), 300 ~ 400 MHz (sub), 400 ~ 470 MHz (sub) Band B receive range: 400 ~ 524 MHz, 136 ~ 175 MHz (sub), 300 ~ 400 MHz (sub), 800 ~ 1300 MHz (sub/ excluding specific frequency ranges) SPECIFICATIONS...
  • Page 90 t t i v i t y t i v i t y t i – ( v i t y t i – ( v i t y t i Note: Receiver specifications apply only when using the main VHF or UHF band. They do not apply to the sub VHF or UHF bands. –...

  • Page 91: Index

    Advanced Intercept Point Frequencies, Selecting (AIP) ... 67 Microphone [UP]/ [DWN] .. 20 Automatic Band Change Tuning Control ... 20 (ABC) ... 64 Frequency Step Size ... 62 Automatic Power Off Fuses, Replacing ... 7 (APO) ... 67 Keypad Direct Entry Automatic Simplex Check CTCSS Frequency (ASC) ...

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