ICOM IC-M302 Instruction Manual

Icom ic-m302 radio-marine: instruction manual.
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   Summary of Contents for ICOM IC-M302

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  • Page 2: Features

    We want to take a couple of moments of your time to thank you for making the IC-M302 your radio of choice, and hope you agree with Icom’s philosophy of “tech- nology first.” Many hours of research and development went into the design of your IC-M302.

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    IN CASE OF EMERGENCY If your vessel requires assistance, contact other vessels and the Coast Guard by sending a distress call on Channel 16. USING CHANNEL 16 DISTRESS CALL PROCEDURE 1. “MAYDAY MAYDAY MAYDAY.” 2. “THIS IS ...” (name of vessel) 3.

  • Page 4

    RADIO OPERATOR WARNING Icom requires the radio operator to meet the FCC Requirements for Radio Frequency Expo- sure.An omnidirectional antenna with gain not greater than 9 dBi must be mounted a minimum W ARN ING of 5 meters (measured from the lowest point of the antenna) vertically above the main deck and all possible personnel.

  • Page 5: Table Of Contents


  • Page 6

    This may pose a fire hazard or result in an electric shock. CAUTION: Changes or modifications to this device, not ex- pressly approved by Icom Inc., could void your authority to operate this device under FCC regulations. NEVER connect the transceiver to a power source of more than 16 V DC or use reverse polarity.

  • Page 7: Operating Rules

    D D PRIORITIES • Read all rules and regulations pertaining to priorities and keep an up-to-date copy handy. Safety and distress calls take priority over all others. • You must monitor Channel 16 when you are not operating on another channel. •...

  • Page 8: Panel Description, I Front Panel

    PANEL DESCRIPTION I Front panel Function display Speaker q CHANNEL/WEATHER CHANNEL KEY [CH/WX• ➥ Toggles between regular channels and weather chan- nel when pushed momentarily. (p. 7) ➥ Starts Dualwatch or Tri-watch when pushed for 1 sec. (p. 11) ➥ Stops Dualwatch or Tri-watch when either is activated. w CHANNEL 16/CALL CHANNEL KEY [16•...

  • Page 9: Panel Description 2

    u SCAN KEY [SCAN• ➥ Starts and stops Normal or Priority scan. ➥ Sets or clears the displayed channel as a tag (scanned) channel when pushed for 1 sec. ➥ While pushing [HI/LO] on the microphone, push for 3 sec. to clear or set all tag channels in the selected chan- nel group.

  • Page 10: I Function Display

    PANEL DESCRIPTION I Function display q TRANSMIT INDICATOR (p. 8) “ ” appears while transmitting. w BUSY INDICATOR (p. 8) “ ” appears when receiving a signal or when the squelch opens. e CHANNEL NUMBER READOUT ➥ Indicates the selected operating channel number. •...

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    I Microphone q PTT SWITCH [PTT] Push and hold to transmit; release to receive. (p. 8) w CHANNEL UP/DOWN KEYS [Y Y ]/[Z Z ] Push either key to change the operating memory channel, Set mode settings, etc. (pgs. 6, 7, 28) e TRANSMIT POWER KEY [HI/LO] ➥...

  • Page 12: Basic Operation, I Channel Selection

    BASIC OPERATION I Channel selection ï ï Channel 16 Channel 16 is the distress and safety channel. It is used for establishing initial contact with another station and for emer- gency communications. Channel 16 is monitored during both Dualwatch and Tri-watch. While standing by, you must moni- tor Channel 16.

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    ï ï U.S.A.,Canadian and international channels There are 57 U.S.A., 61 Canadian and 57 international chan- nels. These channel groups may be specified for the operat- ing area. q Push [CH/WX• ] to select a regular channel. DUAL • If a weather channel appears, push [CH/WX• w Push both [Y] and [Z] on the transceiver to change the channel group, if necessary.

  • Page 14: I Receiving And Transmitting

    BASIC OPERATION I Receiving and transmitting CAUTION: Transmitting without an antenna may dam- age the transceiver. q Rotate [VOL] to turn power ON. w Set the audio and squelch levels. ➥ Rotate [SQL] fully counterclockwise in advance. ➥ Rotate [VOL] to adjust the audio output level. ➥...

  • Page 15: I Call Channel Programming

    I Call channel programming Call channel is used to select Channel 9 (default), however, you can program the call channel with your most often-used channels in each channel group for quick recall. q Push both [Y] and [Z] on the transceiver one or more times to select the desired channel group (U.S.A., International or...

  • Page 16: I Channel Comments, I Microphone Lock Function, I Display Backlighting

    BASIC OPERATION I Channel comments Memory channels can be labeled with alphanumeric com- ments of up to 10 characters each. More than 6 characters comment scrolls automatically at the channel comment indicator after the channel selection. Capital letters, small letters (except f, j, p, s, y, x, z), 0 to 9, some symbols (= ✱...

  • Page 17: I Operation

    I Description Dualwatch monitors Channel 16 while you are receiving another channel; Tri-watch monitors Channel 16 and the call channel while receiving another channel. DUALWATCH/TRI-WATCH SIMULATION Dualwatch Tri-watch • If a signal is received on Channel 16, Dualwatch/Tri-watch pauses on Channel 16 until the signal disappears. •...

  • Page 18: Scan Operation, I Scan Types

    SCAN OPERATION I Scan types Scanning is an efficient way to locate signals quickly over a wide frequency range. The transceiver has Priority scan and Normal scan. When the Weather alert function is in use, the selected weather channel is checked while scanning. (p. 29) PRIORITY SCAN CH 01 CH 06...

  • Page 19: I Setting Tag Channels, I Starting A Scan

    I Setting tag channels For more efficient scanning, add desired channels as tag channels or clear the tag for unwanted channels. Channels are not tagged will be skipped during scanning. Tag channels can be assigned to each channel group (USA, INT, CAN) independently.

  • Page 20: I Mmsi Code Check

    DSC OPERATION I MMSI code programming The 9-digit MMSI (Maritime Mobile Service Identity: DSC self ID) code can be programmed at power ON. This function is not available when the MMSI code has been programmed by the dealer. This code programming can be performed only twice.

  • Page 21: I Dsc Individual Id

    I DSC individual ID A total of 30 DSC address IDs (9-digit) can be programmed and named with up to 5 characters. D Programming Address ID/Group ID q Push [DSC• ] to enter the DSC menu. w Push [Y] or [Z] to select “ [DSC•...

  • Page 22: I Position Indication

    DSC OPERATION D Deleting Address ID/Group ID q Push [DSC• ] to enter the DSC menu. w Push [Y] or [Z] to select “ e Push [Y] or [Z] to select “ • When no address ID is programmed, “ r Push [Y] or [Z] to select the desired ID name for deleting and push [DSC•...

  • Page 23: I Distress Call

    I Distress call A Distress call should be transmitted, if in the opinion of the Master, the ship or a person is in distress and requires imme- diate assistance. NEVER USE THE DISTRESS CALL WHEN YOUR SHIP OR A PERSON IS NOT IN AN EMERGENCY. A DISTRESS CALL CAN BE USED ONLY WHEN IMMEDIATE HELP IS NEEDED.

  • Page 24: I Transmitting Dsc Calls

    DSC OPERATION I Transmitting DSC calls D Transmitting Individual call The Individual call function allows you to transmit a DSC sig- nal to a specific ship only. q Push [DSC• ] to enter the DSC menu. • “ ” scrolls at the channel comment indicator. w Push [DSC•...

  • Page 25: Dsc Operation

    t After transmitting the Individual call, stands by on Channel 70 until an acknowledgement is received. • “ ” scrolls at the channel comment indicator. Scrolls y When the acknowledgement (‘able to comply’) is received, the specified channel (in step e) is selected with beeps automatically.

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    DSC OPERATION r Push [DSC• ] to enter selected Individual call acknowl- edgement. • “ ” appears at the channel comment indicator. t Push [DSC• ] to transmit the acknowledgement to the station. y After the Individual acknowledgement has been transmit- ted, the display changes to the channel specified by the calling station automatically when “...

  • Page 27

    r Push [Y] or [Z] to select the desired intership channel, and push [DSC• • Channel 70 is selected and “ ” appears. t Push [DSC• ] to transmit the Group call. • If Channel 70 is busy, the transceiver stands by until the channel becomes clear.

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    DSC OPERATION D Transmitting All Ships call Large ships use Channel 70 as their ‘listening channel.’ When you want to announce a message to these ships, use the ‘All Ships call’ function. q Push [DSC• ] to enter the DSC menu. w Push [Y] or [Z] to select “...

  • Page 29

    D Transmitting Position Request call Transmit a Position Request call when you want to know a specified ship’s current position, etc. q Push [DSC• ] to enter the DSC menu. w Push [Y] or [Z] to select “ [DSC• Scrolls e Push [Y] or [Z] to select the desired pre-programmed in- dividual address.

  • Page 30

    DSC OPERATION D Transmitting Position Report call Transmit a Position Report call when you want to announce your own position to a specific ship and to get an answer, etc. q Push [DSC• ] to enter the DSC menu. w Push [Y] or [Z] to select “ [DSC•...

  • Page 31: I Receiving Dsc Calls

    I Receiving DSC calls D Receiving a Distress call While monitoring Channel 70 and a Distress call is received: ➥ The emergency alarm sounds for 2 minutes. • Push any key to stop the alarm. ➥ “DSC” appears and “ nel comment indicator, then Channel 16 is automatically selected.

  • Page 32: Receiving A Group Call, Receiving A Geographical Area Call, Receiving An All Ships Call

    DSC OPERATION D Receiving a Group call While monitoring Channel 70 and a Group call is received: ➥ The emergency alarm or beeps sound depending on the received category. ➥ “ ” scrolls at the channel comment indicator. ➥ Push [DSC• ] to change to the channel specified by the calling station for voice communication;...

  • Page 33

    D Receiving a Position Request call While monitoring Channel 70 and a Position Request call is received: ➥ “ ” scrolls at the channel comment indi- cator. Scrolls ➥ Push [DSC• ] to reply to the Position Request call; push any other key to ignore the Position Request call. D Receiving a Position Request Reply call While monitoring Channel 70 and a Position Request Reply call is received:...

  • Page 34: Set Mode, I Set Mode Programming

    SET MODE I Set mode programming Set mode is used to change the conditions of the trans- ceiver’s functions: scan type (Normal or Priority,) scan re- sume timer, Weather alert, Dual/Tri-watch, DSC watch, trans- ceiver’s beep tone and Auto ACK. Available functions may differ depending on dealer setting.

  • Page 35: I Set Mode Items

    I SET mode items D Scan type The transceiver has 2 scan types: Normal scan and Priority scan. Normal scan searches all tag channels in the selected channel group. Priority scan searches all tag channels in se- quence while monitoring Channel 16. Normal scan (default) D D Scan resume timer The scan resume timer can be selected as a pause (OFF) or...

  • Page 36

    SET MODE D D DSC watch DSC watch monitors Channel 70 while you are receiving an- other channel. If a distress signal is received on Channel 70, the transceiver monitors Channel 16 and 70 alternately until the distress sig- nal disappears. If a signal is received on another channel, DSC watch pauses until the signal disappears.

  • Page 37: I Supplied Accessories, I Fuse Replacement

    CONNECTIONS AND MAINTENANCE I Supplied accessories The following accessories are supplied: q Mounting bracket ………………………………………… 1 w DC power cable (OPC-891) ……………………………… 1 e Microphone hanger ……………………………………… 1 r Knob bolts for mounting bracket ………………………… 2 × 20) ………………………………… 2 t Mounting screws (5 y Mic hanger screws (3 ×...

  • Page 38: I Connections

    CONNECTIONS AND MAINTENANCE I Connections q GPS RECEIVER LEAD Connects to a GPS receiver for position indication. • An NMEA0183 ver. 2.0 or 3.01 (sentence formatters RMC, GGA, GNS, GLL) compatible GPS receiver is required. Ask your dealer about suitable GPS receivers. Yellow: NMEA IN (+) Green: NMEA IN ( ) w EXTERNAL SPEAKER LEAD...

  • Page 39: I Mounting The Transceiver, I Optional Mb-92 Attachment

    I Mounting the transceiver ï ï Using the supplied mounting bracket The universal mounting bracket supplied with your transceiver allows overhead or dashboard mounting. • Mount the transceiver securely with the 2 supplied screws (5 × 20) to a surface which is more than 10 mm thick and can support more than 5 kg.

  • Page 40: I Optional Mb-69 Installation

    CONNECTIONS AND MAINTENANCE I Optional MB-69 installation An optional MB-69 FLUSH MOUNT transceiver to a flat surface such as an instrument panel. CAUTION: KEEP the transceiver and microphone at least 1 meter away from your vessel’s magnetic navigation com- pass. q Using the template on p.

  • Page 41: Troubleshooting

    PROBLEM POSSIBLE CAUSE The transceiver does • Bad connection to the power supply. not turn ON. No sound from speaker. • Squelch level is too high. • Volume level is too low. • Speaker has been exposed to water. Transmitting is impossi- •...

  • Page 42: Channel List

    CHANNEL LIST Channel number Frequency (MHz) CAN Transmit Receive 156.050 160.650 156.050 156.050 156.100 160.700 156.150 160.750 156.150 156.150 156.200 160.800 04A 156.200 156.200 156.250 160.850 05A 156.250 156.250 156.300 156.300 156.350 160.950 07A 156.350 156.350 156.400 156.400 156.450 156.450 156.500 156.500 156.550 156.550 156.600 156.600...

  • Page 43: Specifications

    I Specifications ï ï General • Frequency coverage Transmit 156.025–157.425 MHz Receive 156.050–163.275 MHz • Mode : FM (16K0G3E) DSC(16K0G2B) • Channel spacing : 25 kHz • Current drain (at 13.8 V) : TX high Max. audio 1.5 A max. •...

  • Page 44: I Dimensions

    SPECIFICATIONS I Dimensions 137 (5 13 32 153 (6 1 32 30.7 (1 7 32 86.3 (3 13 32 Unit: mm (inch)

  • Page 45: Mb-69 Template

    MB-69 TEMPLATE 153 (6 1 32 139 (5 15 32 Unit: mm (inch)

  • Page 47: Options

    OPTIONS • MB-69 FLUSH MOUNT For mounting the transceiver to a panel. • MB-92 DUST COVER For attaching the front panel of the transceiver to protect it when not in use.

  • Page 48

    A-6308D-1US-q Printed in Japan 1-1-32 Kamiminami, Hirano-ku, Osaka 547-0003, Japan 2003 Icom Inc. ©...

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