FOREWORD EXPLICIT DEFINITIONS Thank you for purchasing this Icom product. The IC-M91D WORD DEFINITION are designed and built with Icom’s vhf marine transceiver Personal death, serious injury or an ex- RDANGER! state of the art technology and craftsmanship. With proper plosion may occur.
IN CASE OF EMERGENCY If your vessel requires assistance, contact other vessels and Or, transmit your Distress call using digital selective calling the Coast Guard by sending a distress call on Channel 16. on Channel 70. USING CHANNEL 16 USING DIGITAL SELECTIVE CALLING (Ch 70) DISTRESS CALL PROCEDURE DISTRESS CALL PROCEDURE...
RECOMMENDATION PRECAUTIONS R WARNING! NEVER CLEAN THE TRANSCEIVER THOROUGHLY WITH FRESH connect the transceiver to an WATER after exposure to saltwater. Otherwise, the trans- AC outlet. This may pose a fire hazard or result in an electric ceiver's keys, switches and controllers may become inoper- shock.
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CAUTION: MAKE SURE BE CAREFUL! the flexible antenna, bat- The IC-M91D meets IPX7* requirements tery pack and jack cover are securely attached to the trans- for dust-tight and waterproof protection. However, once the ceiver, and that the antenna and battery pack are dry before transceiver has been dropped, dust-tight and waterproof pro- attachment.
TABLE OF CONTENTS 5 BASIC OPERATION ..........12–17 FOREWORD ................. i IMPORTANT ................i Channel selection ............12 ■ EXPLICIT DEFINITIONS ............i Call channel programming .........13 ■ FEATURES ................i Adjusting the volume level ..........14 ■ IN CASE OF EMERGENCY ..........ii Adjusting the squelch level .........14 ■...
13 TROUBLESHOOTING ...........89 14 SPECIFICATIONS AND OPTIONS ......90–91 Specifications .............90 ■ Icom, Icom Inc. and the Icom logo are registered trademarks of Icom Incor- Options ...............91 ■ porated (Japan) in Japan, the United States, the United Kingdom, Germany, 15 CHANNEL LIST ............92...
OPERATING RULES Priorities (2) OPERATOR’S LICENSE A Restricted Radiotelephone Operator Permit is the license • Read all rules and regulations pertaining to priorities and most often held by small vessel radio operators when a radio keep an up-to-date copy handy. Safety and distress calls is not required for safety purposes.
SUPPLIED ACCESSORIES AND ATTACHMENTS Supplied accessories ■ Handstrap Handstrap Battery pack Battery charger AC adapter Pass the handstrap through (with 2 screws) (Not supplied or the loop on the back side of different type may be the transceiver as illustrated supplied, depending on the version) at right.
SUPPLIED ACCESSORIES AND ATTACHMENTS Battery pack To remove the battery pack: NOTE: When removing or attaching the battery pack, use Turn the screw counter clockwise one quarter turn, then pull a coin or standard screwdriver to loosen or tighten the bot- the battery pack in the direction of the arrow, as shown below.
PANEL DESCRIPTION Front, top, side and rear panels ■ q ANTENNA CONNECTOR (p. 2) Connects to the supplied antenna. w SPEAKER-MICROPHONE CONNECTOR [SP MIC] (p. 88) Connects to the optional external speaker-microphone. NOTE: Attach the [SP MIC] cap when the optional speaker-microphone is not used.
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PANEL DESCRIPTION Front, top and rear panels (Continued) ■ i CHANNEL 16 KEY [16/C] Push to select Channel 16. ( p. 12) ➥ Hold down for 1 second to select the Call channel. ➥ (p. 12) Hold down for 3 seconds to enter the Call channel ➥...
PANEL DESCRIPTION Softkeys ■ The desired functions as described below can be assigned in the Menu screen. Favorite channel [ ] (p. 19) Scan [ ]* (p. 18) Push to set or clear the displayed channel as a Favorite Push to start or stop a Normal or Priority scan. ➥...
PANEL DESCRIPTION Function display Softkeys (Continued) ■ ■ Navigation [ ] (p. 72) r t y u i After holding down [MOB], or in the MOB or Waypoint list screen, push this key to start navigating to the selected position. Compass [ ] (p.
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PANEL DESCRIPTION t DUPLEX ICON (p. 13) !3 KEY ICONS (p. 9) Appears when a duplex channel is selected. Shows the programmed function of the softkeys on the front panel. y FAVORITE CHANNEL ICON (p. 19) !4 TIME ZONE INDICATOR Appears while a Favorite (TAG) channel is selected.
PANEL DESCRIPTION Softkey function Function Display (Continued) ■ ■ !5 POSITION INDICATOR Various functions can be assigned to the softkeys. Shows the current position when valid GPS data is re- ➥ When the key function is assigned, the key icon is displayed ceived or the position is manually programmed.
PREPARATION MMSI code programming ■ The 9 digit MMSI (Maritime Mobile Service Identity: DSC self Repeat step e to enter all 9 digits. ID) code can be programmed at power ON. After entering the 9 digit code, “FINISH” is automatically selected, and then push [ENTER] to set it.
PREPARATION ATIS code programming ■ (For Dutch and German versions) The 10 digit ATIS (Automatic Transmitter Identification Sys- Repeat step e to enter all 10 digits. tem) code can be programmed at power ON. After entering the 10 digit code, “FINISH” is automatically selected, and then push [ENTER] to set it.
BASIC OPERATION Channel selection ■ Call channel IMPORTANT: Prior to using the transceiver for the first Each regular channel group has separate leisure-use call time, the battery pack must be fully charged for optimum channels. The call channel is monitored during Tri-watch*. life and operation.
BASIC OPERATION Channel group selection Call channel programming ■ There are preprogrammed international channels for the IC- M91D. For U.K. transceiver version, there are preprogrammed You can program the call channel with your most often-used U.S.A. channels in addition to International channels. For channels in each channel group for quick recall.
BASIC OPERATION Adjusting the volume level Receiving and transmitting ■ ■ CAUTION: Transmitting without an antenna will damage The volume level can be adjusted with [VOL/SQL] and [∫]/ the transceiver. [√]/[Ω]/[≈] keys. Hold down [ ] for 1 second to turn power ON. q Push [VOL/SQL] once to enter the volume adjustment Set the volume and squelch levels with [VOL/SQL].
BASIC OPERATION Lock function Receiving and transmitting (Continued) ■ ■ IMPORTANT: To maximize the readability of your transmit- This function electronically locks all keys (except for [PTT], ted signal, pause a few seconds after pushing [PTT], hold [DISTRESS] and [ ]) to prevent accidental channel changes the microphone 5 to 10 cm (2 to 4 inches) from your mouth and function access.
BASIC OPERATION AquaQuake water draining Channel name programming ■ ■ function Each channel can be assigned a unique alphanumeric ID of up to 10 characters. The AquaQuake water draining function clears water away Capital letters, 0 to 9, some symbols (! " # $ % & ' ( ) * + , – . from the speaker grill.
BASIC OPERATION Channel name programming ■ Repeat step e to input all characters. Push [ Ω]/[≈]/[∫]/[√] to select “FINISH,” then push [EN- TER] to set and return to the previous screen.
SCAN OPERATION (Except for the Dutch version) Scan types ■ Set the Favorite channels (scanned channel) before scan- Scanning is an efficient way to locate signals quickly over a ning. Clear the Favorite channels which inconveniently stop wide frequency range. The transceiver has a Priority scan scanning, such as those for digital communication use.
SCAN OPERATION (Except for the Dutch version) Setting Favorite channels Starting a scan ■ ■ For more efficient scanning, add the desired channels as Fa- First, set the scan type (Priority or Normal scan) and scan re- vorite channels, or clear “ for unwanted channels.
DUALWATCH/TRIWATCH Description Operation ■ ■ Dualwatch monitors Channel 16 while you are receiving on Select Dualwatch or Tri-watch* in the Menu screen. (p. 78) Y](CH) or [Z](CH) to select the desired operating another channel; Tri-watch* monitors Channel 16 and the Push [ call channel while receiving another channel.
DSC OPERATION DSC address ID ■ Programming Individual ID A total of 100 DSC address IDs can be programmed and as- After entering the 9 digit code, push [ENTER] to set it. signed a name of up to 10 characters. •...
DSC OPERATION Programming Group ID Enter “GROUP ID” in the DSC SETTINGS menu. After entering the 9 digit code, push [ENTER] to set it. • The Group ID name programming screen is displayed. ➪ DSC Settings ➪ Group ID MENU (Push [MENU]) (Push [Y]/[Z], then push [ENTER].) Push [ADD].
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DSC OPERATION Deleting Individual/Group ID Enter “INDIVIDUAL ID” or “GROUP ID” in the DSC SET- Push [OK] to delete the ID, and return to the “INDIVIDUAL TINGS menu. ID” or “GROUP ID” list screen. • Push [CANCEL] to cancel it. ➪...
DSC OPERATION Position and time programming ■ A Distress call should include the ship’s position and time. If no GPS data is received, your position and UTC (Universal Time Coordinated) time should be manually input. • Manual programming is disabled while GPS data is re- ceived.
DSC OPERATION Distress call ■ A Distress call should be transmitted if, in the opinion of the NOTE: The distress call is paused for up to 15 seconds Master, the ship or a person is in distress and requires im- when no valid position data is received.
DSC OPERATION Regular call The nature of the Distress call should be included in the Dis- While lifting up the key cover on the back side of the trans- tress call. ceiver, hold down [DISTRESS] for 3 seconds to transmit the Distress call.
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DSC OPERATION When no GPS data is received or invalid data is received, After transmitting the call, the transceiver waits for an ac- and both position and time have been manually pro- knowledgment call. grammed, the screen as shown below appears. Edit your •...
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DSC OPERATION Distress cancel call While waiting for an acknowledgment call, push [CAN- The Distress cancel call is transmitted. CEL]. Channel 16 is automatically selected. Push [CONTINUE]. • Report your situation using the microphone. • After the report, push [EXIT] to return to the normal operating •...
DSC OPERATION Transmitting DSC calls ■ About Manual Inputting: To ensure correct operation of the DSC function, make Enter a desired individual ID in the following way: sure you correctly set the CH70 SQL LEVEL. (p. 63) • Select a desired number using [Y]/[Z]/[Ω]/[≈]. •...
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DSC OPERATION Y](CH)/[Z](CH), Select a desired intership channel using [ Standby on Channel 70 until an acknowledgement is re- then push [ENTER]. ceived. • Intership channels are already preset into the transceiver in the recommended order. • The transceiver waits on channel 70 for 10 secconds, then alter- nately monitors channel 70 and the operating channel.
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DSC OPERATION Transmitting an Individual Acknowledgement Or, when the acknowledgement ‘Unable to comply’ is re- When receiving an Individual call, you can transmit an ac- ceived, beeps sound and the screen below is displayed. knowledgement (‘Able to Comply,’ ‘Propose New Channel’ or ‘Unable to Comply’) by using the on-screen prompts (Quick ACK).
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DSC OPERATION Select one of three options, then push [ENTER]. The Individual ACK confirmation screen is displayed. Push [CALL] to transmit an acknowledgement call. • Able to Comply : Make an acknowledgment call without any changes. The screens shown below are displayed. •...
DSC OPERATION Transmitting a Group call Manual ACK: The Group call function allows you to transmit a DSC signal Enter “INDIVIDUAL ACK” in the DSC CALLS menu. to only a specific group. ➪ DSC Calls ➪ Individual ACK MENU Enter “GROUP CALL” in the DSC CALLS menu. (Push [MENU]) (Push [Y]/[Z], then push [ENTER].) ➪...
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DSC OPERATION About Manual Inputting: Push [CALL] to transmit the Group call. Enter a desired group ID in the following way: • If Channel 70 is busy, the transceiver stands by until the channel becomes clear. • Select a desired number using [Ω]/[≈]. •...
DSC OPERATION Transmitting an All Ships call All ships, that have DSC transceiver, use Channel 70 as their A confirmation screen appears. ‘listening channel.’ When you want to announce a message to • Confirm the call contents. these ships within range, use the ‘All Ships Call’ function. Enter “ALL SHIPS CALL”...
DSC OPERATION Transmitting a Test call Testing on the exclusive DSC distress and safety calling chan- About Manual Inputting: nels should be avoided as much as possible. When testing on Enter a desired address ID in the following way: a distress/safety channel is unavoidable, you should indicate •...
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DSC OPERATION When the acknowledgement call is received, beeps sound Push [CALL] to transmit the Test call. and the following screen is displayed. • If Channel 70 is busy, the transceiver stands by until the channel becomes clear. After the Test call has been transmitted, the following Push [ALARM OFF] to stop the beeps, and then the screen screen is displayed.
DSC OPERATION Transmitting a Test Acknowledgement call When the “TEST ACK” in DSC settings is set to ‘Auto TX’ The Test ACK confirmation screen is displayed. (p. 61), the transceiver automatically transmits a reply call Push [CALL] to transmit the acknowledgement call. when receiving a Test call.
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DSC OPERATION Manual ACK: Enter “TEST ACK” in the DSC CALLS menu. The Test ACK confirmation screen is displayed. Push [CALL] to transmit the acknowledgement call. ➪ DSC Calls ➪ Test ACK MENU (Push [MENU]) (Push [Y]/[Z], then push [ENTER].) •...
DSC OPERATION Transmitting a Position Reply call • Push [INFO] to display the Position Request call information. Transmit a Position Reply call when a Position Request call Push [BACK] to return to the previous screen, or push [ACK]. is received. When the “POSITION ACK”...
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DSC OPERATION Manual Reply: While transmitting the reply call, the screen shown below Enter “POSITION REPLY” in the DSC CALLS menu. is displayed, and then returns to the normal operating mode. DSC Calls Position Reply ➪ ➪ MENU (Push [MENU]) (Push [Y]/[Z], then push [ENTER].) •...
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DSC OPERATION Transmitting a Position Report Reply call Transmit a Position Report Reply call when a Position Report • Push [INFO] to display the Position Report Request call informa- tion. Request call is received. Push [BACK] to return to the previous screen, or push [ACK]. Quick Reply: When a Position Report Request call is received, beeps sound and the screen as shown below is displayed.
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DSC OPERATION Manual Reply: Enter “POSITION REPORT REPLY” in the DSC CALLS menu. The Position Report Reply call confirmation screen is dis- played. ➪ DSC Calls ➪ Position Report Reply MENU Push [CALL] to transmit the acknowledgement call. (Push [MENU]) (Push [Y]/[Z], then push [ENTER].) •...
DSC OPERATION Transmitting a Polling Reply call Transmit a Polling Reply call when a Polling Request call is • Push [INFO] to display the Polling Request call information. Push [BACK] to return to the previous screen, or push [ACK]. received. When the “POSITION ACK”...
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DSC OPERATION Manual Reply: Enter “POLLING REPLY” in the DSC CALLS menu. While transmitting the reply call, the screen shown below is displayed, and then returns to the normal operating ➪ DSC Calls ➪ Polling Reply MENU mode. (Push [MENU]) (Push [Y]/[Z], then push [ENTER].) •...
DSC OPERATION Receiving DSC calls ■ [INFO] Receiving a Distress Call ➥ Push to display the Received call information. (p. 58) When a Distress Call is received: The emergency alarm sounds for 2 minutes. ➥ “RCVD DISTRESS” pops up and the LCD backlight ➥...
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DSC OPERATION Receiving a Distress Acknowledgement [INFO] When a Distress Acknowledgement sent to another ship is received: ➥ Push to display the Received call information. (p. 58) ➥ The emergency alarm sounds for 2 minutes. ➥ “RCVD DISTRESS ACK” pops up and the LCD backlight blinks.
DSC OPERATION Receiving a Distress Relay Call [INFO] When a Distress Relay call is received: ➥ The emergency alarm sounds for 2 minutes. ➥ Push to display the Received call information. (p. 58) ➥ “RCVD DISTRESS RELAY” pops up and the LCD back- light blinks.
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DSC OPERATION Receiving a Distress Relay Acknowledgement [INFO] When a Distress Relay Acknowledgement is received: ➥ The emergency alarm sounds for 2 minutes. ➥ Push to display the Received call information. (p. 58) ➥ “RCVD DIST RELAY ACK” pops up and the LCD backlight blinks.
DSC OPERATION Receiving an Individual Call [IGN] When an Individual Call is received: ➥ The alarm sounds for 2 minutes. ➥ Push to ignore the Call and return to the normal operating ➥ “RCVD INDIVIDUAL CALL” pops up. The LCD backlight mode.
DSC OPERATION Receiving a Group Call [IGN] When a Group Call is received: ➥ The alarm sounds for 2 minutes. ➥ Push to ignore the Call and return to the normal operat- ➥ “RCVD GROUP CALL” pops up. The LCD backlight may ing mode.
DSC OPERATION Receiving an All Ships Call [IGN] When an All Ships Call is received: ➥ The alarm sounds for 2 minutes. ➥ Push to ignore the Call and return to the normal operat- ➥ “RCVD ALL SHIPS CALL” pops up. The LCD backlight may ing mode.
DSC OPERATION Receiving a Geographical Area Call [IGN] When a Geographical Area Call (for the area you are in) is received: ➥ Push to ignore the Call and return to the normal operat- ➥ The alarm sounds for 2 minutes. ing mode.
DSC OPERATION Receiving a Position Request Call [IGN] When a Position Request Call is received: ➥ The alarm sounds for 2 minutes. ➥ Push to ignore the Call and return to the normal operat- ➥ “RCVD POS REQUEST” pops up. The LCD backlight ing mode.
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DSC OPERATION Receiving a Position Report Call [EXIT] When a Position Report Call is received: ➥ The alarm sounds for 2 minutes. ➥ Push to ignore the Call and return to the normal operat- ➥ “RCVD POSITION REPORT” pops up. The LCD backlight ing mode.
DSC OPERATION D Receiving a Polling Request call [IGN] When a Polling Request call is received: ➥ The alarm sounds for 2 minutes. ➥ Push to ignore the Call and return to the normal operat- ➥ “RCVD POLLING REQUEST” pops up. The LCD backlight ing mode.
DSC OPERATION D Receiving a Test Call [IGN] When a Test Call is received: ➥ Push to ignore the Call and return to the normal operat- ➥ The alarm sounds for 2 minutes. ing mode. ➥ “RCVD TEST CALL” pops up. The LCD backlight blinks for •...
DSC OPERATION Received Call log Receiving a Test Acknowledgement Call ■ When a Test Acknowledgement Call is received: The alarm sounds for 2 minutes. ➥ The transceiver automatically stores up to 50 distress mes- “RCVD TEST ACK” pops up. The LCD backlight blinks for ➥...
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DSC OPERATION Other messages Push [LOG] to enter “RCVD CALL LOG” in the DSC CALLS menu, or you can enter it through the Menu screen. Push [ p] or [q] to select the desired item, then push [EN- TER]. DSC Calls Received Call Log...
DSC OPERATION Transmitted Call log ■ Push [ p] or [q] to scroll the message contents. • The stored message has various information, depending on the The transceiver automatically stores up to 50 transmitted DSC call type. calls, and the logs can be used as a supplement to your log- •...
DSC OPERATION DSC Settings ■ D Position Input Push [ p] or [q] to select “Auto TX” or “Manual TX,” then (See page 24) D Add Individual ID/Group ID push [ENTER]. (See pages 21 and 22) • Push [BACK] to cancel and return to the DSC Settings menu. D Delete Individual ID/Group ID (See page 23) D Automatic Acknowledgement...
DSC OPERATION D Channel 16 Switch function By regulation, after receiving a Distress call, the transceiv- Auto (No Delay) : After receiving a Distress call, and er switches the operating channel to Channel 16. However, [ACPT] is pushed on the confirmation when this setting is set to “OFF,”...
DSC OPERATION D Alarm D Channel 70 Squelch level Set the Alarm function ON or OFF, depending on the Cat- Set the squelch level on Channel 70. egory or Status. The transceiver has 11 squelch levels between 1 (loose squelch) and 10 (tight squelch) and OPEN. q Enter “ALARM”...
DSC OPERATION D DSC Loop Test D Channel 70 Watch function The DSC loop test function sends transmit DSC signals to Select whether or not the transceiver monitors Channel 70. the receive AF circuit to compare and check the TX and RX signals at the AF level.
OTHER FUNCTIONS MOB (Man OverBoard) ■ The transceiver can register an MOB (Man OverBoard*) point After the information screen appears, push [ENTER] to with its position data. open the MOB screen, then the navigation to the stored * The situation in which a person has fallen into the water and is in point will start.
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OTHER FUNCTIONS Starting Navigation to the MOB point: Push [NAV] To check the stored MOB point: The transceiver can navigate to the MOB point. Push [MENU] to enter the MENU screen. ➥ Push [NAV] to start navigation to the MOB point. Push [p]/[q] and select “MOB”...
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OTHER FUNCTIONS MOB (Man Overboard) (Continued) ■ Deleting an MOB point: Push [DEL] Editing the MOB point: Push [EDIT] The stored the MOB point can be deleted. The stored MOB position can be changed. Please note that a deleted MOB point cannot be restored. Push [EDIT] to enter the position data editing screen.
OTHER FUNCTIONS Waypoint ■ You can store your vessel’s position information wherever you To store a received position: are, and also the position information of the vessel you re- After receiving a DSC call that includes the position informa- ceived a DSC call from, as a waypoint. The transceiver can tion, the position can be registered as a waypoint.
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OTHER FUNCTIONS Waypoint (Continued) ■ To check the stored waypoint: Sorting the waypoints: Push [SORT] The transceiver can sort the waypoints on the waypoint list Push [MENU] to enter the MENU screen. screen. Push [p]/[q] to select “Waypoint” to enter the waypoint list screen.
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OTHER FUNCTIONS Adding the waypoint: Push [ADD] After entering the name, select “FINISH” by pushing [ New waypoints can be manually programmed with a name [Z]/[Ω]/[≈], then push [ENTER] to set it and enter the posi- and position data. tion data editing screen. Push [ADD] to enter the name programming screen.
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OTHER FUNCTIONS Waypoint (Continued) ■ Editing the waypoint: Push [EDIT] The stored waypoint name and its position data can be After the confirmation screen appears, push [OK] to save changed. the waypoint and return to the waypoint list screen. Push [EDIT] to enter the name programming screen. •...
OTHER FUNCTIONS Navigation ■ The Navigation function navigates from your current position Starting Navigation to the waypoint: to the specified waypoint (including MOB point). Push [MENU] to enter the MENU screen. The MOB point or waypoint has already been registered. Push [p]/[q] to select “Waypoint”...
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OTHER FUNCTIONS Navigation (Continued) ■ Navigation screen description: • Push [RNG] to open the range setting window, then push Distance [∫]/[√]/[Ω]/[≈] to select the desired range. Destination Compass direction Eight ranges are selectable. The range shows the radius of a compass circle. Waypoint SOG (Speed Over Ground) COG (Course Over Ground)
OTHER FUNCTIONS Compass screen GPS status screen ■ ■ The compass screen displays your vessel’s COG (Course GPS Status displays the quantity, signal power and position Over Ground) and SOG (Speed Over Ground) which can be of the GPS satellites. checked at a glance.
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OTHER FUNCTIONS GPS status screen (Continued) ■ • About the sky view • Satellite signal power screen description ●: Tracking satellite. Satellite A ○: Untracking satellite Satellite Satellite Elevation angle 0 degree line number signal Elevation angle 30 degree line power Elevation angle 60 degree line Elevation angle 90 degree line...
MENU SCREEN OPERATION Menu screen operation ■ Entering the Menu screen and operation The Menu screen is used for programming infrequently changed values, function settings or sending DSC calls. In addition to this page, see pages 78 through 82 for details. Example: Set the channel group to “USA.”...
MENU SCREEN OPERATION Menu screen items ■ Configuration The Menu screen contains the following items. Item Ref. Item Ref. DSC Calls • Backlight p. 79 • Noise Cancel p. 80 Item Ref. Item Ref. • Display Contrast p. 79 • Inactivity Timer p.
MENU SCREEN OPERATION Radio Settings items ■ Scan type Dual/Tri-watch Except for the Dutch version, the transceiver has two scan Except for the Dutch version, this item can be selected as types; Normal scan and Priority scan. A Normal scan search- Dualwatch or Tri-watch.
MENU SCREEN OPERATION Configuration items ■ Key Assignment Backlight Desired functions can be assigned to the softkeys. The function display and keys can be backlit for better visibil- When the “KEY ASSIGNMENT” screen is displayed, push ity under low light conditions. [∫]/[√] to select the desired softkey, and then push [EN- The backlight can be set to 7 levels and OFF.
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MENU SCREEN OPERATION UTC Offset • RX Set the offset time between the UTC (Universal Time Coordi- Turn the receive Noise Cancel function ON or OFF. nated) and your local time to between –14:00 and +14:00 (in (Default: OFF) 1 minute steps). (Default: 00:00) OFF : Turns OFF the function.
MENU SCREEN OPERATION Inactivity Timer • DSC Related When the LCD displays the screen related to the DSC, and no Set the inactivity timer to between 1 and 10 minutes (in 1 minute key operation occurs for this set period except during distress steps) or OFF for the “Not DSC Related”...
MENU SCREEN OPERATION Float ’n Flash Float ’n Flash function detects that the transceiver has come in contact with water. When the function activates, LCD back- light, keys and trim start to blink to make it easy to find the transceiver even at night or in a dark environment.
Icom radios or Icom chargers. Only Icom battery packs are tested and approved for use and charge with Icom radios or Icom chargers. R DANGER! Use the battery only with the transceiver for which it is Using third-party or counterfeit battery packs or chargers may cause specified.
CAUTION: DO NOT charge the battery outside of the specified tem- Charge the battery pack at least once every six months, even if it perature range: ±0˚C to +45˚C. Icom recommends charging the bat- has been not used for a long period of time. The battery pack will tery at +20˚C.
BATTERY CHARGING Regular battery charger ■ BC-204 installation Regular charging with the BC-204 + BC-147S • To a desktop The BC-204 with BC-147S provides regular charging of the • To a wall Li-ion battery pack. Supplied screws • Charging time: approximately 9 hours. Supplied screws Optional OPC-515L* Transceiver...
BATTERY CHARGING Optional battery chargers ■ Rapid charging with the BC-205 + BC-123S Rapid charging with the BC-197 + BC-157S or OPC-656 The optional BC-205 with the BC-123S will provide rapid charging of the Li-ion battery pack. The optional BC-197 with the BC-157S will simultaneously (Charging time: approximately 2.5 hours) charge up to 6 Li-ion battery packs.
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BATTERY CHARGING Elastic strap attachment IMPORTANT: Battery charging caution Hold down the transceiver or battery pack, using an elastic Ensure the slots on the battery pack are correctly aligned strap* if necessary. This helps stabilize the battery pack or with the guide tabs inside the charger adapter. the transceiver in the charger in unstable situations.
OPTIONAL SPEAKER-MICROPHONE HM-167 descriptions Attachment ■ ■ Turn power OFF before attaching the speaker-microphone. Alligator type clip Then, insert the speaker-microphone’s connector into the To attach the speaker-microphone [SP MIC] connector and carefully screw it tight, as shown in to your shirt or collar, etc. the diagram below.
TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF. The transceiver does • The Battery is exhausted or over dis- • Recharge the battery pack. p. 83 not turn ON. charged. • The Battery pack is not correctly attached. • Correctly attach the battery pack. p.
Icom transceiver. Icom is not responsible clip to attach to your shirt or collar. for the destruction or damage to an Icom transceiver in the event the Icom transceiver is used with equipment that is not manufac-...