REXON RM-03N Instruction Manual

REXON RM-03N Instruction Manual

Vhf/uhf transceiver

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RM-03N
VHF/UHF TRANSCEIVER
INSTRUCTION MANUAL

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Summary of Contents for REXON RM-03N

  • Page 1 RM-03N VHF/UHF TRANSCEIVER INSTRUCTION MANUAL...
  • Page 2: Table Of Contents

    Table of Contents Cautions ������������������������������������������������������������������1 Unpacking ���������������������������������������������������������������2 Installation & Connection ��������������������������������������3 Front Panel Description �����������������������������������������4 Rear Panel Description ������������������������������������������5 Operation Modes����������������������������������������������������6 Basic Operation ������������������������������������������������������7 • Turn The Radio On & Off ������������������������������������������ 7 • Adjusting Volume ������������������������������������������������������ 7 • Change Operation Mode ���������������������������������������� 7 •...
  • Page 3 • Priority Scan ���������������������������������������������������������������12 • TX Power Selection�������������������������������������������������12 • Offset ���������������������������������������������������������������������������13 • Band-Width Selection �����������������������������������������13 • Voice Compander ������������������������������������������������13 • Reverse TX/RX �����������������������������������������������������������13 • Searching & Dialing Pre-stored DTMF String �14 • Delete A Nuisance Channel ����������������������������������14 Menu for Radio’s General Setting �����������������������15 •...
  • Page 4 • Sending 2-Tone Call �����������������������������������������������23 • Sending 5-Tone Call �����������������������������������������������23 • Open Squelch Modes ���������������������������������������������24 • Offset Direction Setup ������������������������������������������24 • Offset Interval Setup �����������������������������������������������25 • Channel Step Setup �����������������������������������������������25 • Wide/Narrow Band Selection ���������������������������25 • Reverse TX/RX ����������������������������������������������������������26 • Talk Around ����������������������������������������������������������������26 •...
  • Page 5: Cautions

    Cautions AVOID storing the radio under the sunshine or in hot areas� High tem- perature can shorten the life of electronic devices, and warp or melt certain plastics� AVOID storing the radio in the dusty, dirty areas� PLEASE keep the radio dry� Rainwater or damp will corrode electronic circuits�...
  • Page 6: Unpacking

    Unpacking Radio RM-03N Washer & spring washer Microphone Mic hanger & screw set Fuse(15A) Machine screw (M4x8mm) DC power cable Self-tapping screw (M5X20mm) Mounting bracket Additional Accessories (QCA-01) (RMP-05) (QRP-01) (PC-51) (CP-51) Programming Mic with DC Power Cloning Lead DTMF...
  • Page 7: Installation & Connection

    Installation & Connection Connects to antenna Optional Speaker Microphone (RJ-45) RED(+) DC Power Connector BLK(-) 12V Battery PAGE 3...
  • Page 8: Front Panel Description

    Front Panel Description SCAN Power button & Selector Knob: Press the power button to turn radio ON, hold the button to turn radio OFF for 3 seconds. Turn selector knob clock wisely go through next channel or increase a fre- quency step and counter clock wisely to previous channel or decrease a fre- quency step.
  • Page 9: Rear Panel Description

    Rear Panel Description Antenna Socket Connect an antenna to the socket with M type cable. DC Power Cable Connects 12VDC battery to the cable. pay attention to polarities . DO NOT connect to 24VDC battery. This will damage the transceiv- External Speak Jack : Connects an 8 Ω...
  • Page 10: Operation Modes

    Operation Modes There are four types of operation mode . 1. VFO mode (Frequency mode): This mode shows only frequency on the display. All menu settings will be changed & stored as the latest value permanently, after pressing 2. Channel number mode: At this mode, all settings are done through PC programmer.
  • Page 11: Basic Operation

    • Channel Selection / Frequency Changing 1. Channel mode: RM-03N can be programmed up to 250 channels. Rotate power knob clockwise to go through next channel or counter- clockwise to previous channel. 2. VFO mode: Rotate power knob to change the frequency. You can also input the desired frequency through DTMF Mic.
  • Page 12: Scan

    • Scan RM-03 allows optionally looking for carrier or carrier with CTCSS or DCS. Your dealer can program those channels to be scanned on the scan list. Frequency/Channel Scan (Carrier Scan) Press button repeatedly until LCD shows “FREQ/CH SCAN?”, then press button to begin scanning per frequencies or per chan- nels.
  • Page 13: Transmitting

    DTMF/ 5 tone/ 2 tone signalling, which has been set through PC pro- grammer. • Receiving RM-03N can be programmed to work channel by channel in “Open traffic” or “Group Mode”(CTCSS or DCS). Group mode prevents other users on the same channel from being heard on your radio. Open Traffic: In this mode, you will hear all communication transmitted on the channel.
  • Page 14: Advanced Manual Operations

    You will receive only messages coming from those parties sending a proper TX signaling. (By this way, more radios share the same fre- quency.) If an incorrect code or no code is received, LED glow green but squelch will still remain mute. Advanced Manual Operations •...
  • Page 15: Delete A Channel

    “COPY” is disappeared and the channel duplicating is stored suc- cessfully. • Delete A Channel 1. In VFO mode or channel mode, press button, LCD will show “FUNC”. Then, press button, LCD will appear “WAIT”. 2. Rotate power knob to select a channel being deleted. 3.
  • Page 16: Priority Scan

    knob to change scanning direction; press any button to stop scanning. (except button).  When the transceiver is programmed with PA frequencies and PB frequencies, in frequency mode (VFO), frequency subsec- tion scan is valid. For more details, please refer to HELP options in programming software.
  • Page 17: Offset

    2. “TX POWER MIDDLE” indicates Tx power is middle. 3. “TX POWER LOW” indicates TX power is low.  In Channel number mode, the user is not allowed to change TX power manually. • Offset Keep pressing and then buttons to choose either OFF- SET+/OFFSET-/ OFFSET OFF.
  • Page 18: Searching & Dialing Pre-Stored Dtmf String �14

    “REVERSE OFF”: TX & RX will remain as it is programmed. • Searching & Dialing Pre-stored DTMF String RM-03N can be programmed with 16 pre-stored DTMF string dial. (Pre-stored DTMF string dials must be edited through PC program- mer) 1. Press...
  • Page 19: Menu For Radio's General Setting

    These general settings can be done through buttons in any mode (VFO/Channel): 3. Keep pressing for 2 seconds to get into general setting menu of RM-03N. 4. Press button repeatedly or press Up/Down key on extended microphone till desired setting appears.
  • Page 20: Apo (Auto Power Off)

    1. Hold button for 2 seconds to get into general setting menu. 2. Press button repeatedly or press Up/Down key on extended microphone till LCD displays “TIME OUT TIMER” 3. Rotate power knob to select OFF/1~30Min 4. OFF: Time-out timer disabled  Default: OFF •...
  • Page 21: Dtmf Transmitting Time

    microphone till LCD displays “LOCKOUT” 3. Rotate power knob to set OFF/BUSY/REPEATER LOCK. 4. REPEATER LOCK: transmitting is inhibited when current channel receives a matching carrier but dis-matching CTCSS/DCS. 5. BUSY: Carrier lockout, transmitting is inhibited when current chan- nel receives a matching carrier; 6.
  • Page 22: Scan Dwell Time Setup

     quick tips : You can also adjust the squelch level by keep pressing button, and then rotating power knob. • Scan Dwell Time Setup 1. Hold button for 2 seconds to get into general setting menu. 2. Press button repeatedly or press Up/Down key on extended microphone till LCD displays “DWELL TIME”...
  • Page 23: Burst Tone Selection

    3. The LCD will show working voltage. • Burst Tone Selection Burst tone is an alternative means of accessing the repeater, in ad- dition to CTS or DCS tone. 1. Hold button for 2 seconds to get into general setting menu. 2.
  • Page 24: Factory Default

    microphone till LCD displays “DISPLAY TYPE” 3. Rotate power knob to choose either FREQ/CHANNEL/NAME.  Default: FREQ  Once you choose Channel mode, the radio will not be able to switch between channel & VFO modes by pressing button. • Factory Default If your radio seems to be malfunctioning, resetting the microproces- sor may solve the problem.
  • Page 25: Menu For Channel Settings

    Menu for Channel Settings In channel modes, including channel + frequency mode & channel + name tag mode, the edition of channel menu setting is a temporary changing. Once you turn the radio off or switch to other channel, this temporary setting will be erased and back to initial channel setting by PC programmer.
  • Page 26: Sub Tone (Ctcss/Dcs) Decode Setup

    • Sub Tone (CTCSS/DCS) Decode Setup 1. Press button to get into channel menu. 2. Press button repeatedly or press Up/Down key on extended microphone till LCD shows “CTDCS DECODE” 3. Press button to select CTCSS, DCS, or OFF. When DCS is selected, press button to select N or I (positive /inverse) 4.
  • Page 27: Sending 2-Tone Call

    won’t be open until receiving a correspondent 2-Tone signal. To transmit the pre-stored 2-Tone signaling, hold “PTT” then press 6. “5Tone”: the channel will be mute by a 5-Tone signal. The speaker won’t be open until receiving a correspondent 5-Tone signal. To transmit the pre-stored 5-Tone signaling, hold “PTT”...
  • Page 28: Open Squelch Modes

    • Open Squelch Modes This function used to setup the mode to open radio’s squelch. 1. Press button to get into channel menu. 2. Press button repeatedly or press Up/Down key on extended microphone till LCD shows “SIGNAL” 3. Rotate power knob to select either SQUELCH, CTCSS/DCS, CTDCS&TONE, or CTDCS/TONE .
  • Page 29: Offset Interval Setup

    5. “OFFSET+”, indicate plus offset, TX frequency is higher than RX frequency. When “Reverse” function is enabled, TX frequency will be lower than RX frequency. 6. “OFFSET OFF” means shut offset function off.  Note: Offset function will be invalid when “Talk around” function is enabled.
  • Page 30: Reverse Tx

    12.5KHz. • Reverse TX/RX TX frequency turns to RX frequency & RX frequency change to TX frequency. The signaling will also be reversed if CTCSS/DCS signal- ing existed in this channel. 1. Press button to get into channel menu. 2. Press button repeatedly or press Up/Down key on extended microphone till LCD shows “REVERSE”...
  • Page 31: Compander

    microphone till LCD shows “TX INHIBIT”. 3. Rotate power knob to switch ON or OFF. 4. ON: TX OFF function is enabled, PTT is invalid. 5. OFF: TX OFF function is disabled, PTT is valid.  Default: OFF • Compander Enable this function to reduce background noise and enhance au- dio clarity, especially in long range communication.
  • Page 32 noises. 1. Press button to get into channel menu. 2. Press button repeatedly or press Up/Down key on extended microphone till LCD shows “SCRAMBLE”. 3. Rotate power knob to switch ON or OFF. 4. ON: Scrambler is enabled; OFF: Scrambler is disabled  Default: OFF PAGE 28...
  • Page 33: Microphone Operations

    MICROPHONE OPERATIONS Using convenient microphone keypad to operate desired frequency/ channel through the RMP-05 Mic keys Down Key Up Key Microphone Keypad lock PTT key Keypad • Keypad Lock Pull down the slider switch to lock keypad for overriding keypad en- try, The lamp is turned off and all of keypads is not work except PTT switch.
  • Page 34: Restore Initial Setting

    button: Set function menu list same as channel operation, Press button repeatedly or press Up/Down key on extended mi- crophone. Then press button to confirm and exit.  work failure at channel number mode. button : Transmit string dial , press Down/Up key to select pre- stored DTMF codes, data entry through the number keys as well , then press PTT to transmit and store the data.

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