Thank you for choosing this Icom product. This product is designed and built with Icom’ s state of the art technology and craftsmanship. With proper care, this product should provide you with years of trouble- free operation. ■ IMPORTANT ■ FEATURES...
■ IN CASE OF EMERGENCY If your vessel requires assistance, contact other vessels and the Coast Guard by sending a distress call on Channel 16, or, transmit your Distress call using Digital Selective Calling (DSC) on Channel 70. D USING CHANNEL 16 Push [16/C] to switch to Channel 16.
■ RADIO OPERATION WARNING Icom requires the radio operator to meet the FCC Requirements for Radio Frequency Exposure. An omnidirectional antenna with gain not greater than 9 dBi must be mounted a minimum of 5 meters (measured from the lowest point of the antenna) vertically above the main deck and all possible personnel.
■ AVERTISSEMENT POUR LES OPÉRATEURS RADIO Icom exige que l’opérateur radio se conforme aux exigences de la FCC en matière d’exposition aux radiofréquences. Une antenne omnidirectionnelle dont le gain ne dépasse pas 9dBi doit être fixée à une distance minimale de 5 mètres (mesurée depuis le point le plus bas de l’antenne) verticalement au-dessus du pont principal et de tout le...
CAUTION: Changes or modifications to this transceiver, not expressly approved by Icom Inc., could void your authority to operate this transceiver under FCC regulations. ■ INFORMATION FCC Cet équipement a été...
■ PRECAUTIONS R WARNING! NEVER connect the BE CAREFUL! The transceiver’s rear transceiver directly to an AC outlet. This panel will become hot when transmitting may cause a fire or an electric shock. continuously for long periods of time. R WARNING! NEVER connect the BE CAREFUL! The transceiver meets transceiver to a power source of more IPX7 requirements for waterproof...
■ PRÉCAUTIONS R AVERTISSEMENT ! NE JAMAIS relier MISE EN GARDE : NE PAS utiliser l’émetteur-récepteur à une prise CA. Cela de dissolvants agressifs tels que du Benzène ou de l’alcool lors du nettoyage, pourrait provoquer un choc électrique ou un car ils endommageraient les surfaces incendie.
The transceiver may lose its waterproof protection if the case or microphone is cracked or broken, the microphone connector is not screwed in completely, or the transceiver has been dropped. Contact your Icom distributor or your dealer for advice. ■ KEY ICON DESCRIPTION The keys are described in this manual as follows: The keys that have an words or letters on them are described with the characters “[ ]”.
■ TABLE OF CONTENTS ■ IMPORTANT ........ii 8 MENU SCREEN ......... 38 ■ EXPLICIT DEFINITIONS ....ii ■ Using the Menu screen ....38 ■ FEATURES ........ii ■ Menu items description ....40 ■ IN CASE OF EMERGENCY ....iii 9 CONNECTIONS AND MAINTENANCE .. 43 ■...
OPERATING RULES 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. •...
PANEL DESCRIPTION ■ Front panel Speaker Function display (p.3) Microphone 1 DISTRESS KEY [DISTRESS] 8 CHANNEL 16/CALL CHANNEL KEY Hold down for 3 seconds to transmit a [16/C] Distress call. • Push to select Channel 16. (p. 7) • Hold down for 1 second to select the 2 ENTER KEY [ENT] Call channel.
PANEL DESCRIPTION ■ Function Display 3 4 5 6 7 1 STATUS INDICATOR (p. 10) 7 CHANNEL SWITCH ICON (p. 36) • TX: Displayed while transmitting. Displayed when the “CH Auto SW” is set to “Ignore after 10 sec.” or “Manual.” •...
PANEL DESCRIPTION ■ Software Keys ■ Function Display (Continued) 14 POSITION/TIME READOUTS Various often-used functions are assigned to the Software Keys for easy access. The Readouts the current position and time when valid GPS data is received, or functions’ icons are displayed above the when manually entered.
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PANEL DESCRIPTION D Software key functions Function Reference Push to display the “Distress” screen to select the nature of distress, then push the [DISTRESS] (red key) to make a call. DTRS is displayed in the Multiple-task mode. (For only the USA version) DISTRESS p. 18 Distress NEVER MAKE A DISTRESS CALL IF YOUR SHIP OR A PERSON IS NOT IN AN EMERGENCY.
PREPARATION ■ Entering the MMSI code The Maritime Mobile Service Identity (MMSI: DSC self ID) code consists of 9 digits. You can only enter the code when turning ON the transceiver for the first time. This initial code can be entered only once. After entering, it can be changed only by your dealer or distributor.
BASIC OPERATION ■ Selecting a channel D Regular Channel You can select a channel by pushing [▲] or [▼]. D Channel 16 Channel 16 is the distress and safety channel. It is used to establish the initial contact with a station, and for emergency communications. Channel 16 is monitored during both Dualwatch and Tri-watch.
BASIC OPERATION ■ Weather channels and Weather Alert The USA version transceiver has 10 preset Weather channels. The transceivers are capable* of monitoring broadcasts from the National Oceanographic and Atmospheric Administration (NOAA). The transceiver automatically detects a Weather alert tone on the selected weather channel, or while scanning. *When used within range of the broadcasts.
BASIC OPERATION ■ Adjusting the volume level Push [VOL]. • The volume adjustment screen is displayed. Push [▲], [▼], to adjust the audio volume [◄], or [►] level. L If no key is pushed for 5 seconds, the screen automatically closes. ■...
BASIC OPERATION ■ Setting the Call channel By default, a Call channel is set in each Channel Group. You can set your most often-used channel as your Call channel in each Channel Group for quick recall. Open the “CALL CHANNEL” screen. [MENU] >...
BASIC OPERATION ■ AquaQuake Water Draining function Water in the speaker grill may muffle the sound coming from the speaker. The AquaQuake Water Draining function removes water from the speaker grill by vibrating the speaker cone. CAUTION: DO NOT use the AquaQuake Water Draining function when an external speaker is connected.
SCAN OPERATION ■ Scan types You can find ongoing communication by scanning the Favorite channels. Before starting a scan : • Set the channels that you want to scan as Favorite channels. (p. 13) L Only the Favorite channels are scanned. •...
SCAN OPERATION ■ Setting Favorite channels You can quickly recall often-used channels by setting them as Favorite channels. You can set Favorite channels in each Channel Group. Select a Channel Group on the Menu screen. (p. 7) [MENU] > Radio Settings > Channel Group Push [▲] or [▼] to select the channel.
DUALWATCH/TRI-WATCH ■ Description Dualwatch and Tri-watch are convenient to periodically check Channel 16 while you are operating on another channel. Tri-watch Dualwatch Call channel Operating CH 16 Operating channel channel CH 16 Periodically checks Channel Periodically checks Channel 16 and 16 while operating on another the Call channel while operating on channel.
DIGITAL SELECTIVE CALLING (DSC) ■ DSC address ID D Entering an Individual or Group ID You can enter a total of 60 Individual IDs and 30 Group IDs, and assign names to them of up to 10 characters. Open the “INDIVIDUAL ID” or “Group ID” screen. [MENU] >...
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DIGITAL SELECTIVE CALLING (DSC) D Deleting an entered ID (Example: Deleting an Individual ID: STATION 2) Open the “INDIVIDUAL ID” screen. [MENU] > DSC Settings > Individual ID Select “STATION 2,” and then push • “Are You Sure?” is displayed. Push to delete.
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DIGITAL SELECTIVE CALLING (DSC) ■ Sending DSC calls (Distress) A Distress call should be sent if, in the opinion of the captain, the ship or a person is in distress and requires immediate assistance. NEVER MAKE A DISTRESS CALL IF YOUR SHIP OR A PERSON IS NOT IN AN EMERGENCY.
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DIGITAL SELECTIVE CALLING (DSC) D Regular call Select the nature of the Distress call to include in the Regular Distress call. DISTRESS Push • The “DISTRESS” screen is displayed. Push [ENT] to enter the Nature selection mode. Select the nature of the Distress, and then push [ENT].
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DIGITAL SELECTIVE CALLING (DSC) D Distress Cancel call If you have accidentally made a Distress call, or made an incorrect Distress call, send a Distress Cancel call to cancel the call as soon as possible while waiting for an Acknowledgement. Be sure to report the purpose of the cancellation. While waiting for an Acknowledgement, push CANCEL •...
DIGITAL SELECTIVE CALLING (DSC) ■ Sending DSC calls (other) NOTE: To ensure proper DSC operation, be sure to correctly adjust the “CH 70 SQL Level” item on the Menu screen. (p. 37) D Sending an Individual call An Individual call enables you to send a DSC signal to only a specific station. You can communicate after receiving the Acknowledgement “Able to comply.”...
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DIGITAL SELECTIVE CALLING (DSC) D Sending an Individual Acknowledgement When you have received an Individual call (p. 29), send an Acknowledgement to the calling station. When the Auto Ack is set to “Manual,” you can select an appropriate acknowledgement type. While an Individual call is being received, push ALARM OFF to turn OFF the alarm.
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DIGITAL SELECTIVE CALLING (DSC) D Sending an All Ships call All Ships that have DSC transceiver use Channel 70 as their listening channel. When you want to announce a message to these ships, if they are within range, use the All Ships Call.
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DIGITAL SELECTIVE CALLING (DSC) D Sending a Group call A Group call enables you to send a DSC call to only a specific group. L You can send a Group call to a pre-entered group address, or manually enter the address before sending.
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DIGITAL SELECTIVE CALLING (DSC) D Sending a Test call You should avoid testing calls on the exclusive DSC Distress channels and safety calling channels. When you cannot avoid testing on a Distress or safety channel, you should indicate that these are test calls. Normally the Test call would require no further communications between the two stations involved.
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DIGITAL SELECTIVE CALLING (DSC) D Sending a Test Acknowledgement By default, when you receive a Test call, the Auto ACK function automatically sends an Acknowledgement to the calling station (p. 36). If the function is set to “Manual,” do the following steps to send an Acknowledgement.
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DIGITAL SELECTIVE CALLING (DSC) D Sending a Position Request call/Polling Request call (For only the USA version) You can send a Position Request call or Polling request call to a station, depending on the presetting. Send a Position Request call when you want to know a specific ship’s current position. Example: Sending a Position Request call Push OTHER DSC...
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DIGITAL SELECTIVE CALLING (DSC) D Sending a Position Reply call Send a Position Reply call when a Position Request call is received. If the Auto ACK function is set to “Auto,” the Acknowledgement is automatically sent to the calling station. (p. 36) While a Position Request call is being received, push ALARM OFF to turn OFF the alarm.
DIGITAL SELECTIVE CALLING (DSC) ■ Receiving DSC calls (Distress) The transceiver receives Distress calls, Distress Acknowledgements, and Distress Cancel calls. When you receive a call, an emergency alarm sounds. NOTE: The screens that are displayed when a Distress call or an Acknowledgement is received slightly differ from one another.
DIGITAL SELECTIVE CALLING (DSC) ■ Receiving DSC calls (other) The transceiver receives the following types of DSC calls. • Individual call (p. 29) • Individual Acknowledgement (p. 21) • Group call (p. 30) • All Ships call (p. 30) • Position Request call (p. 31) •...
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DIGITAL SELECTIVE CALLING (DSC) D Receiving a Group call or All Ships call When a Group call is received: ( Example: when a Group • An alarm sounds. call is received) • “RCVD GROUP CALL” is displayed. When an All Ships call is received: •...
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DIGITAL SELECTIVE CALLING (DSC) D Receiving a Position Request call (May not be used, depending on the presetting) NOTE: Even if the Auto ACK function is set to “Manual,” after receiving a Distress Acknowledgement, or while in the Distress Cancel call procedure, the Position Reply is automatically sent to the calling station.
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DIGITAL SELECTIVE CALLING (DSC) D Receiving a Test call When a Test call is received: • An alarm sounds. • “RCVD TEST CALL” is displayed. ALARM OFF Push to turn OFF the alarm. Push the Software Key below your next operation. Ignores the call and returns to the operating screen.
DIGITAL SELECTIVE CALLING (DSC) ■ DSC Log D Received DSC Log The transceiver saves up to 30 received Distress call messages and 50 received “Others” call messages in your DSC Log. On the operating screen, “ ” is displayed when there is an unread call message. The icon blinks when there is a new received call message.
DIGITAL SELECTIVE CALLING (DSC) ■ Multiple-task mode (For only the USA version, depending on the presetting.) If the Multiple-task function is enabled, the transceiver can hold up to 7 tasks. You can handle more than 2 DSC tasks simultaneously by switching between the tasks. To use the Multiple-task mode, select “Multiple”...
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DIGITAL SELECTIVE CALLING (DSC) D Task list When one or more tasks are held, you can display the task list screen by pushing TASK The number of tasks is displayed at the top of the screen. The number of tasks On the “TASK LIST”...
DIGITAL SELECTIVE CALLING (DSC) ■ DSC Settings On the “DSC Settings” screen, you can CH Auto SW make settings of the DSC call related Select whether or not to automatically items. switch to channel 16 or the specified [MENU] > DSC Settings channel, or ignore the call.
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DIGITAL SELECTIVE CALLING (DSC) Alarm Status Self-Test Sets the alarm ON or OFF when receiving The Self-Test sends DSC signals to each type of DSC call. the receiving AF circuit to compare the z Safety sending and receiving signals at the AF z Routine level.
MENU SCREEN ■ Using the Menu screen The Menu screen is used to set items, select options, and so on for the transceiver’s functions. D Menu screen operation Example: Setting the key beep to “Off.” Push [MENU]. • The Menu screen is displayed. Push [▲] or [▼] to select “Configuration,”...
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MENU SCREEN D Menu screen items The Menu screen contains the following items. See the referred pages for each items. The displayed menu items may differ, depending on the transceiver version or presetting. Menu Item Reference Nature p. 17 Distress Position p.
MENU SCREEN ■ Menu items description D GPS Inactivity Timer The transceiver automatically returns to Displays the position information. the operation screen if you push no key for the set period of time for each mode. D Configuration z Not DSC Setting for when a screen that is not Backlight related to DSC is displayed.
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MENU SCREEN D Radio Settings Scan Type Call Channel Selects the scan type. The default setting You can change your Call channel. The differs, depending on the transceiver default setting differs, depending on the version. transceiver version. L See page 10 for details. L See page 12 for details.
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MENU SCREEN D Radio Settings (Continued) CH Close-up You can select whether or not to display the channel name when changing the operating channel. On: The channel number and the channel name are briefly displayed when changing the channel. Off: The channel name is not displayed on the screen.
CONNECTIONS AND MAINTENANCE ■ Supplied accessories For mounting bracket Mounting bracket Knob bolts Flat washers (M5) Screws Spring washers (M5) (5 × 20 mm) Microphone Microphone hanger DC power cable and screws (3 × 16 mm) ■ Connecting the microphone Insert the microphone’s screw connector to the microphone jack on the front panel.
CONNECTIONS AND MAINTENANCE ■ Connections 1 NMEA IN/OUT LEADS Yellow: Listener A (Data-H), GPS In (+) Green: Listener B (Data-L), GPS In (–) Connect to the NMEA output lines of a GPS receiver for position data. • NMEA 0183 (ver. 2.0 or later) sentence format RMC, GGA, GNS, or GLL and VTG compatible GPS receiver is required.
CONNECTIONS AND MAINTENANCE 4 ANTENNA CONNECTOR Connects to a marine VHF antenna with a PL-259 connector. A key element in the performance of any communication system is the antenna. Ask your dealer about antennas and the best place to mount them. CAUTION: Transmitting without an antenna may damage the transceiver.
CONNECTIONS AND MAINTENANCE ■ Mounting the transceiver D Using the supplied mounting bracket You can mount the transceiver on a dashboard using the universal mounting bracket supplied with your transceiver. CAUTION: KEEP the transceiver and microphone at least 1 meter (3.3 ft) away from the vessel’s magnetic navigation compass.
CONNECTIONS AND MAINTENANCE ■ MBF-5 installation The optional MBF-5 flush mount kit is for mounting the transceiver to a flat surface (less than 20 mm thick), such as an instrument panel. NOTE: Install the transceiver and/or microphone more than 1 meter from the vessel’s magnetic navigation compass.
SPECIFICATIONS AND OPTIONS ■ Specifications L All stated specifications are subject to change without notice or obligation. General Frequency coverage 156.025 ~ 157.425 MHz 156.050 ~ 163.275 MHz CH70: 156.525 MHz Mode 16K0G3E (FM), 16K0G2B (DSC) Channel spacing 25 kHz Operating temperature range –20°C ~ +60°C, –4ºF ~ +140ºF Current drain (at 13.8 V)
TROUBLESHOOTING The transceiver does not turn ON. z Bad connection to the power supply. → Check the connection to the transceiver and power supply. (p. 43) z The fuse is blown. → Repair the problem, and then replace the fuse. (p. 45) Little or no sound comes from the speaker.
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APPENDIX ■ Making an Individual call using an AIS transponder When the optional MA-500TR is connected to your transceiver, class b ais transponder you can transmit an Individual DSC call to a selected AIS target, without entering the target’s MMSI code. In this case, the call type is automatically set to “Routine.” See page 45 for connecting instructions.
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APPENDIX After sending the Individual DSC call, the transponder will display “DSC Transmission COMPLETED.” L Push [CLEAR] to return to the screen displayed before you entered the Voice channel selection screen in step 2. • The transceiver stands by on Channel 70 until an Acknowledgement is received. When the Acknowledgement is received, an alarm sounds.
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