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Icom IC-M423 Instruction Manual

Other manuals for IC-M423: Instruction Manual, Instruction Manual
Manual is about: vhf

Summary of IC-M423

  • Page 1

    Instruction manual vhf marine transceiver this device complies with part 15 of the fcc rules. Operation is subject to the condition that this device does not cause harmful interference. Im423 im423g im424 im424g ic-m423g.

  • Page 2

    I foreword thank you for choosing this icom product. The ic-m423/ic- m423g/ic-m424/ic-m424g vhf marine transceiver is de- signed 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. Hope you agree...

  • Page 3

    Ii 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, make your distress call using digital selective calling on channel 70. Using channel 16 distress call procedure 1. “mayday mayday mayday.” 2. “this is ....

  • Page 4

    Iii radio operator warning w arning 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 mini- mum of 5 meters (measured from the lowest point of the antenna) vertically above the m...

  • Page 5

    Iv 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 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 ...

  • Page 6

    V new2001 fcc information • for class a unintentional radiators: this equipment has been tested and found to comply with the limits for a class a digital device, pursuant to part 15 of the fcc rules. These limits are designed to provide reasonable protection against harmful interference when the equ...

  • Page 7

    Vi new2001 precautions rwarning! Never connect the transceiver to an ac outlet. This may pose a fire hazard or result in an electric shock. Rwarning! Never connect the transceiver to a pow- er source of more than 16 v dc such as a 24 v dc. This could cause a fire or damage the transceiver. Rwarning!...

  • Page 8

    Vii new2001 prÉcautions ravertissement! Ne jamais connecter l’emetteur- recepteur a une alimentation ca au risque de provoquer un in- cendie ou un choc electrique. Ravertissement! Ne jamais brancher l'émetteur- récepteur à une source d'alimentation de plus de 16 v cc, comme une source de 24 v cc. Ce...

  • Page 9

    Viii new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 new2001 table of contents foreword ......................................................................... I important .......................................................................... I explicit definitions ................................

  • Page 10

    Ix table of contents (continued) dsc settings ■ .............................................................63 making an individual call using an ais transponder ■ ..67 8 other functions .....................................................69 using the intercom ■ ......................................

  • Page 11: Operating Rules

    1 1 operating rules priorities d • read all rules and regulations pertaining to call 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. • false or fraudulent distress cal...

  • Page 12: Panel Description

    2 new2001 new2001 panel description 2 ■ front panel t u y w e r i o q function display (p. 5) speaker q distress key [distress] (pp. 26, 27) hold down for 3 seconds to make a distress call. W enter key [ent] (pp. 9, 12, 72) push to set the entered data, selected item, and so on. E left and right key...

  • Page 13

    New2001 3 2 panel description 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 i channel 16/call channel key [16/c] push to select channel 16. (p. 11) ➥ hold down for 1 second to select the call channel. (p. ➥ 11) • “call” is displayed when the call channel is selected. ➥ when the call channel is selected, ho...

  • Page 14

    4 2 panel description new2001 ■ front panel (continued) t u y w e r i o q function display (p. 5) speaker favorite channel [ ] (p. 20) push to set or clear the displayed channel as a favorite ➥ (tag) channel. Hold down for 3 seconds to clear or set all favorite ➥ channels in the selected channel gro...

  • Page 15: Function Display

    5 2 panel description new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ■ function display !8 !4 !6 !7 !5 q w i e t r !0 y o u !1 !2 !3 q busy/transmit icon (p. 14) “ ➥ ” is displayed when receiving a signal or when the squelch is open. “ ➥ ” is displayed while transmitting. W power icon (p. 14) “25w” ...

  • Page 16

    6 2 panel description ■ function display (continued) !8 !4 !6 !7 !5 q w i e t r !0 y o u !1 !2 !3 !1 low battery icon blinks when the battery voltage drops to approximately 10 v dc or less. !2 channel number readout shows the selected operating channel number. • when a simplex channel is selected, “...

  • Page 17: Softkey Function

    7 2 panel description new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 !6 position indicator ➥ shows the current position when position data is re- ceived, or the position is manually entered. • when the gps position is invalid, “??” may blink every 2 sec- onds instead of position. The last position i...

  • Page 18: Speaker Microphone

    8 2 panel description new2001 new2001 speaker microphone ■ microphone speaker ic-m423g/ic-m424g ic-m423/ic-m424 w q e r q ptt [ptt] hold down to transmit, release to receive. (p. 14) w channel up/down keys [y]/[z] push either key to check favorite channels, change scan- ning direction or manually re...

  • Page 19: Preparation

    9 3 preparation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 entering the ■ mmsi code the 9 digit mmsi (maritime mobile service identity: dsc self id) code can be entered at power on. This initial code setting can be made only once. After being set, it can be changed by only your dealer or distrib...

  • Page 20: Entering The

    10 3 preparation new2001 new2001 the 10 digit atis (automatic transmitter identification sys- tem) code can be entered at power on. This initial code setting can be made only once. After being set, it can be changed by only your dealer or distributor. If your atis code has already been en- tered, th...

  • Page 21: Basic Operation

    11 4 basic operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 selecting a channel ■ d channel 16 channel 16 is the distress and safety channel. It is used for establishing initial contact with a station and for emergency communications. Channel 16 is monitored during both du- alwatch and tri-w...

  • Page 22

    12 4 basic operation ■ selecting a channel (continued) selecting the d channel group there are preset international channels in the ic-m423/ic- m423g/ic-m424/ic-m424g. Except for the european ver- sions, you can select a channel group suitable for your oper- ating area, as described below. Push [men...

  • Page 23

    13 4 basic operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 selecting a d weather channel (for only u.S.A. And australian version transceivers) the transceiver has 10 weather channels. These are used for monitoring broadcasts from noaa. (national oceanographic and atmospheric administration) the tra...

  • Page 24: Receiving and Transmitting

    14 4 basic operation ■ receiving and transmitting caution: transmitting without an antenna will damage the transceiver. Hold down [pwr](dial) to turn on the power. Q set the audio and squelch levels. (p. 15) w first, open the squelch. Then, adjust the audio output ➥ level. After that, adjust the squ...

  • Page 25: Adjusting The

    15 4 basic operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 microphone t y q w i u r y r microphone i u r y ic-m423g/ic-m424g ic-m423/ic-m424 adjusting the ■ volume and squelch levels the volume and squelch levels can be adjusted with [vol/ sql](dial). Push [vol/sql](dial) one or more times to displ...

  • Page 26: Entering A Call Channel Data

    16 4 basic operation new2001 ■ entering a call channel data you can enter data in call channel in each channel group for quick recall. Select the desired channel group (int, usa, can, atis, q or dsc) to be entered. (p. 12) hold down [16/c] for 1 second to select the call channel of w the selected ch...

  • Page 27: Microphone Lock Function

    17 11 basic operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 repeat step r e to input all characters. Push [ t Ω]/[≈]/[∫]/[√] to select “finish,” then push [ent] to set the name and return to the previous screen. ■ microphone lock function the microphone lock function electrically locks [∫],...

  • Page 28: Adjusting The

    18 4 basic operation new2001 adjusting the ■ backlight level the function display and keys can be backlit for better visibil- ity under low light conditions. The backlight is adjustable in 7 levels and off. The adjustment method, described below differs depending on the presetting. Push [bklt] to sh...

  • Page 29: Scan Operation

    19 5 scan operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ■ scan types scanning is an efficient way to locate signals quickly over a wide frequency range. The transceiver has a priority scan and a normal scan. When the weather alert function* is on, the weather channel is also checked while...

  • Page 30: Setting

    New2001 20 5 scan operation new2001 setting ■ favorite channels for more efficient scanning, add desired channels as favor- ite channels, or clear the favorite on unwanted channels. Channels that are not tagged will be skipped while scanning. Favorite channels can be independently assigned to each c...

  • Page 31: Dualwatch/tri-Watch

    21 6 dualwatch/tri-watch new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 description ■ dualwatch monitors channel 16 while you are receiving on another channel; tri-watch monitors channel 16 and the call channel while receiving another channel. Dualwatch and tri-watch are convenient for monitoring ch...

  • Page 32: Dsc Operation

    New2001 22 new2001 dsc operation 7 dsc address id ■ d entering an individual id a total of 100 dsc address ids can be entered and assigned a name of up to 10 characters. Enter “individual id” in the dsc settings menu. Q push [add]. W • the “individual id” entry screen is displayed. Enter a desired i...

  • Page 33

    New2001 23 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d entering a group id enter “group id” in the dsc settings menu. Q push [add]. W • the “group id” entry screen is displayed. Enter a desired group id in the following way: e • select a desired number using dial, or [y]/[z]/[Ω]/[≈]. • ...

  • Page 34

    24 7 dsc operation ■ dsc address id (continued) d deleting individual and group ids enter “individual id” or “group id” in the dsc set- q tings menu. • when no address id is entered, “no id” is displayed. In this case, push [menu] to exit the menu screen. Rotate dial or push [ w y]/[z] to select a d...

  • Page 35: Entering

    25 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 a distress call should include the ship’s position and time. If no gps receiver is connected and built-in gps receiver* is not receiving valid position data, your position and utc (universal time coordinated) time should be manually en- tered...

  • Page 36: Making A Distress Call

    26 7 dsc operation ■ making a distress call a distress call should be made if, in the opinion of the master, that 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. A distress call should be made only whe...

  • Page 37

    27 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 making a regular call d the nature of the distress call should be included in the dis- tress call. Enter “distress call” in the dsc calls menu. Q select the nature of the distress using dial or [ w y]/[z], then push dial or [ent]. • ‘undesign...

  • Page 38

    28 7 dsc operation ■ making a distress call (continued) after transmitting the call, the transceiver waits for an ac- t knowledgment call. • the distress call is automatically transmitted every 3.5 to 4.5 minutes, until an acknowledgement is received (‘call repeat’ mode), or dsc cancel call is made....

  • Page 39

    29 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d canceling a distress call while waiting for an acknowledgment call, push [can- q cel]. Push [continue]. W • push [back] to return to waiting for an acknowledgement call. Push [finish]. E • push [exit] to return to waiting for an acknowledge...

  • Page 40: Making Dsc Calls

    30 7 dsc operation making dsc calls ■ to ensure correct operation of the dsc function, make sure you correctly set the ch70 sql level. (p. 65) d making an individual call the individual call function allows you to make a dsc call to only a specific station. Enter “individual call” in the dsc calls m...

  • Page 41

    31 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 select a desired intership channel using dial or [ e y]/[z], then push [ent]. • intership channels are already preset into the transceiver in the recommended order. A confirmation screen is displayed. R • confirm the call contents. Push [call...

  • Page 42

    32 7 dsc operation ■ making dsc calls making an individual call (continued) d or, when the acknowledgement ‘unable to comply’ is re- ceived, alarm sounds and the screen below is displayed. Push [alarm off] to stop the alarm. Then push [exit] to return to the operating channel (before you entered the...

  • Page 43

    33 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 select one of three options, then push [ent]. E • push [exit] to return to the normal operating mode. • push [back] to return to the previous screen. • able to comply: make an acknowledgment call without any changes. • unable to comply: you c...

  • Page 44

    34 7 dsc operation ■ making dsc calls making an individual acknowledgement (continued) d manual ack: enter “individual ack” in the dsc calls menu. Q menu ➪ dsc calls ➪ individual ack (push [menu].) (rotate dial, then push [ent].) • when no individual call has been received, the individual ack ...

  • Page 45

    35 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 select a desired intership channel using dial or [ e y]/[z], then push [ent]. • intership channels are already preset into the transceiver in the recommended order. About manual entry: enter a desired group id in the following way: • select a...

  • Page 46

    36 7 dsc operation ■ making dsc calls (continued) d making 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, use the ‘all ships call’ function. Enter “all ships call” in the dsc calls menu. Q menu ...

  • Page 47

    37 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d making a position request call (for only u.S.A. And australian version transceivers) make a position request call when you want to know a spe- cific ship’s current position, and so on. Enter “position request” in the dsc calls menu. Q menu...

  • Page 48

    38 7 dsc operation ■ making dsc calls making a position request call (continued) d push [call] to make a position request call. R • if channel 70 is busy, the transceiver stands by until the channel becomes clear. After the position request call has been transmitted, the t following screen is displa...

  • Page 49

    39 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d making a position report call (for only u.S.A. And australian version transceivers) make a position report call when you want to announce your own position to a specific ship and receive an answer back. Enter “position report” in the dsc ca...

  • Page 50

    40 7 dsc operation ■ making dsc calls making a position report call (continued) d push [call] to make a position report call. R • if channel 70 is busy, the transceiver stands by until the channel becomes clear. After the position report call has been transmitted, the t transceiver automatically ret...

  • Page 51

    41 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 making a d polling request call (for only u.S.A. And australian version transceivers) make a polling request call when you want to know a spe- cific vessel is in the communication area, or not. Enter “polling request” in the dsc calls menu. Q...

  • Page 52

    42 7 dsc operation ■ making dsc calls making a polling request call (continued) d push [call] to make a polling request call. R • if channel 70 is busy, the transceiver stands by until the channel becomes clear. After the polling request call has been transmitted, the t following screen is displayed...

  • Page 53

    43 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d making a test call testing on the exclusive dsc distress and safety calling channels should be avoided as much as possible. When test- ing on a distress or safety channel is unavoidable, you should indicate that these are test transmissions...

  • Page 54

    44 7 dsc operation ■ making dsc calls making a test call (continued) d push [call] to make a test call. R • if channel 70 is busy, the transceiver stands by until the channel becomes clear. After the test call has been transmitted, the following t screen is displayed. When the acknowledgement call i...

  • Page 55

    45 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d making a test acknowledgement call when the “test ack” in dsc settings is set to ‘auto tx’ (p. 63), the transceiver automatically transmits a reply call when a test call is received. Quick ack: when a test call is received, alarm sounds and...

  • Page 56

    46 7 dsc operation new2001 ■ making dsc calls making a test acknowledgement call (continued) d manual ack: enter “test ack” in the dsc calls menu. Q menu ➪ dsc calls ➪ test ack (push [menu].) (rotate dial, then push [ent].) • if no test call has been received, the “test ack” item will not be d...

  • Page 57

    47 7 dsc operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 making a d position reply call make a position reply call when a position request call is received. When the “position ack” in dsc settings is set to ‘auto tx’ (p. 63), the transceiver automatically transmits a reply call when a posit...

  • Page 58

    48 7 dsc operation new2001 ■ making dsc calls making a position reply call (continued) d manual reply: enter “position reply” in the dsc calls menu. Q menu ➪ dsc calls ➪ position reply (push [menu].) (rotate dial, then push [ent].) • if no position request call is received, the position reply ...

  • Page 59

    49 7 dsc operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 making a d position report reply call make a position report reply call when a position report call is received. Quick reply: when a position report call is received, alarm sounds and q the screen as shown below is displayed. Push [al...

  • Page 60

    50 7 dsc operation new2001 ■ making dsc calls making a position report reply call (continued) d manual reply: enter “report reply” in the dsc calls menu. Q • if no position report request call is received, the position re- port reply item will not be displayed. • push [exit] to return to the normal ...

  • Page 61

    51 7 dsc operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 making a d polling request reply call make a polling request reply call when a polling request call is received. When the “position ack” in dsc settings is set to ‘auto tx’ (p. 63), the transceiver automatically transmits a reply call...

  • Page 62

    52 7 dsc operation new2001 ■ making dsc calls making a polling request reply call (continued) d manual reply: enter “polling reply” in the dsc calls menu. Q menu ➪ dsc calls ➪ polling reply (push [menu].) (rotate dial, then push [ent].) • if no polling request call is received, the polling rep...

  • Page 63: Receiving Dsc Calls

    53 7 dsc operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 receiving dsc calls ■ [example]: receiving a distress call. When a distress call is received: the emergency alarm sounds for 2 minutes. ➥ “rcvd distress” is displayed and the backlight blinks. ➥ [ign] push to return to the normal oper...

  • Page 64

    54 7 dsc operation new2001 new2001 ■ receiving dsc calls (continued) [example]: receiving a distress relay call. When a distress relay call is received: the emergency alarm sounds for 2 minutes. ➥ “rcvd distress relay” is displayed and the backlight ➥ blinks. [ign] push to return to the normal opera...

  • Page 65

    New2001 55 7 dsc operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d receiving an individual call when an individual call is received: ➥ the alarm sounds for 2 minutes. “rcvd individual call” is displayed. The backlight may ➥ blink for 2 minutes, depending on the received category. Push [alar...

  • Page 66

    56 7 dsc operation ■ receiving dsc calls (continued) when a group call, geographical area call, or all ships call is received: the alarm sounds for 2 minutes. ➥ “rcvd group call,” “rcvd geographical,” or ➥ “rcvd all ships call” is displayed. The backlight may blink for 2 minutes, depending on the re...

  • Page 67

    57 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d receiving a position request call when a position request call is received: ➥ the alarm sounds for 2 minutes. ➥ “rcvd pos request” is displayed. The backlight blinks for 2 minutes. Push [alarm off] to stop the alarm and the blinking q backl...

  • Page 68

    58 7 dsc operation ■ receiving dsc calls (continued) d receiving a position report call when a position report call is received: ➥ the alarm sounds for 2 minutes. ➥ “rcvd position report” is displayed. The backlight blinks for 2 minutes. Push [alarm off] to stop the alarm and the blinking q backligh...

  • Page 69

    59 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d receiving a polling request call/test call [example]: receiving a polling request call. When a polling request call is received: the alarm sounds for 2 minutes. ➥ “rcvd polling request” is displayed. The backlight ➥ blinks for 2 minutes. Pu...

  • Page 70: Transmitted Call Log

    60 7 dsc operation ■ receiving dsc calls (continued) d receiving a test acknowledgement call when a test acknowledgement call is received: the alarm sounds for 2 minutes. ➥ “rcvd test ack” is displayed. The backlight blinks for ➥ 2 minutes. Push [alarm off] to stop the alarm and the blinking q backl...

  • Page 71: Received Call Log

    61 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ■ received call log the transceiver automatically stores up to 50 distress mes- sages and 50 other messages, and they can be used as a supplement to your logbook. • while in the normal operating mode, “ ” blinks in the upper right corner of t...

  • Page 72

    62 7 dsc operation ■ received call log (continued) other messages d push [log] to enter “rcvd call log” in the dsc calls q menu, or you can enter it through the menu screen. menu ➪ dsc calls ➪ received call log (push [menu].) (rotate dial, then push [ent].) push [ w y]/[z] to select “others,” ...

  • Page 73: Dsc Settings

    63 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ■ dsc settings d position entry (see page 25) d add individual id/group id (see pages 22, 23) d delete individual id/group id (see page 24) d automatic acknowledgement these items set the automatic acknowledgement function to “auto tx” or “ma...

  • Page 74

    64 7 dsc operation ■ dsc settings (continued) d channel 16 switch function by regulation, after receiving a distress call, the transceiv- er changes the operating channel to channel 16. However, when this setting is set to “off,” the function enables the transceiver to remain on the operating channe...

  • Page 75

    65 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d alarm set the alarm function on or off, depending on the cat- egory or status. Q enter “alarm” in the dsc settings menu. menu ➪ dsc settings ➪ alarm (push [menu].) (rotate dial, then push [ent].) w rotate dial or push [y]/[z] to selec...

  • Page 76

    66 7 dsc operation ■ dsc settings (continued) d dsc loop test the dsc loop test function sends transmit dsc signals to the receive af circuit to compare and check the tx and rx signals at the af level. Q enter “dsc loop test” in the dsc settings menu. menu ➪ dsc settings ➪ dsc loop test (push ...

  • Page 77

    67 7 dsc operation 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 when the optional ma-500tr class b ais transpon- der is connected to your transceiver, an individual dsc call can be transmitted to a selected ais target, without needing to enter the target’s mmsi code. In this case, the call type is automat...

  • Page 78

    68 7 dsc operation after making the individual dsc call, the transponder will r display “dsc transmission completed.” • push [clear] to return to the screen displayed before you en- tered the voice channel selection screen in step w. • the transceiver stands by on channel 70 until an acknowledge- me...

  • Page 79: Other Functions

    69 8 other functions new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 using the ■ intercom the optional intercom function allows you to talk between the radio and the where the command microphone is located. The optional hm-195 command microphone is required for intercom operation. Connect the hm-195 ...

  • Page 80: Using The

    70 8 other functions new2001 using the ■ rx speaker the rx speaker function enables you to hear the received audio through a pa speaker. Connect a pa speaker as described on page 82. Push q [rx ] to enter the rx speaker mode. • the rx speaker volume level adjustment screen is displayed. Rotate dial ...

  • Page 81: Using The

    71 8 other functions new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 using the ■ horn the horn function sounds a horn. Connect a pa speaker as described on page 82. Push [horn] to enter the horn mode. Q hold down [horn] to sound a horn. W • while holding down [horn], the horn sounds, and the screen b...

  • Page 82: Menu Screen Operation

    New2001 72 new2001 menu screen operation 9 ■ using the menu screen the menu screen is used for entering infrequently changed values, function settings or making dsc calls. In addition to this page, see pages 73 through 81 for details. D entering the menu screen example: set the channel group to “usa...

  • Page 83: Menu Screen Items

    New2001 73 9 menu screen operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ■ menu screen items the menu screen contains the following items. Dsc calls d item ref. Item ref. • individual call p. 30 • transmitted call log p. 60 • individual ack* 1 p. 32 • position request* 2 p. 37 • group call ...

  • Page 84: Radio Settings Items

    74 9 menu screen operation new2001 new2001 radio settings items ■ scan type d the transceiver has two scan types, normal scan and prior- ity scan. A normal scan searches all favorite channels in the selected channel group. A priority scan sequentially searches all favorite channels, while monitoring...

  • Page 85

    75 9 menu screen operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d weather alert (for only u.S.A. And australian version transceivers) a noaa broadcast station transmits a weather alert tone be- fore important weather information. After the transceiver detects the alert, “wx ” blinks until ...

  • Page 86: Configuration Items

    76 9 menu screen operation new2001 configuration items ■ backlight d the function display and keys can be backlit for better visibil- ity under low light conditions. The backlight can be set to 7 levels and off. (default: 7) d display contrast this item adjusts the contrast of the lcd in 8 steps. Le...

  • Page 87

    77 9 menu screen operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 push [exit] to exit the menu screen. R • push [clear] or [back] to return to the previous screen. • dial assignment the audio volume (vol), squelch (sql), channel selection (chan), and lcd backlight level (backlight) functions...

  • Page 88

    78 9 menu screen operation new2001 ■ configuration items (continued) d utc offset set the offset time between the utc (universal time coordi- nated) and your local time to between –14:00 and +14:00 (in 1 minute steps). (default: 00:00) d noise cancel set the noise cancel function for both receive an...

  • Page 89

    79 9 menu screen operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d inactivity timer set the inactivity timer to between 1 and 10 minutes (in 1 minute steps) or off for a “not dsc related” item, and set it to between 1 and 15 minutes (in 1 minute steps) or off for a “dsc related” item. The c...

  • Page 90

    80 9 menu screen operation new2001 ■ configuration items (continued) d nmea output select the data output function option for a nmea output port. • pos data output (default: off) when receiving position data from an external or the built-in gps receiver,* this function sends the data from the nmea o...

  • Page 91

    81 9 menu screen operation new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 d remote id set a remote id number to between 1 and 69. The remote id is included in the sentence of the icom origi- nal nmea format. (default: 15) d commandmic speaker (displayed only when the optional hm-195 is connected.) t...

  • Page 92: Connections and Maintenance

    82 connections and maintenance 10 ■ connections y e t q w r q antenna connector connects to a marine vhf antenna cable’s pl-259 con- nector. Caution: transmitting without an antenna may dam- age the transceiver. W nmea in/out leads brown: talker b (data-l), nmea in (–) white: talker a (data-h), nmea...

  • Page 93

    83 10 connections and maintenance r dc power connector connects to a 13.8 v dc power source. Caution: after connecting the dc power cable, nmea leads, external speaker leads, and pa speaker leads, cov- er the connector and leads with an vulcanizing tape, as shown below, to prevent water seeping into...

  • Page 94: Antenna

    84 10 connections and maintenance new2001 ■ antenna a key element in the performance of any communication sys- tem is the antenna. Ask your dealer about antennas and the best place to mount them. ■ fuse replacement one fuse is installed in the supplied dc power cable. If the fuse blows or the transc...

  • Page 95: Mounting The Transceiver

    85 10 connections and maintenance new2001 ■ mounting the transceiver using the supplied mounting bracket d the universal mounting bracket supplied with your transceiv- er allows overhead or dashboard mounting. Mount the bracket securely to a surface which is more than q 10 mm thick and can support m...

  • Page 96: Mb-132 Installation

    86 10 connections and maintenance ■ mb-132 installation an optional mb-132 flush mount is available for mounting the transceiver to a flat surface, such as an instrument panel. Keep the transceiver and microphone at least 1 meter away from your vessel’s magnetic navigation compass. Using the templat...

  • Page 97: Microphone Installation

    87 10 connections and maintenance 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 ■ microphone installation the optional hm-195 should be connected to the transceiver using the supplied opc-1540 connection cable. The cable is used to operate from a longer distance. The cable connector can also be installed a...

  • Page 98

    88 10 connections and maintenance gasket mounting base cap nut.

  • Page 99: Specifications and Options

    89 11 specifications and options 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 all stated specifications are subject to change without notice or obligation. ■ specifications general d frequency coverage: • tx ic-m423/ic-m423g 156.000–161.450 mhz ic-m424/ic-m424g 156.025–157.425 mhz ic-m423 (chn version) 15...

  • Page 100: Options

    New2001 90 11 specifications and options new2001 dimensions d ■ options • mb-132 flush mount kit to mount the transceiver to a panel. • ma-500tr class b ais transponder to transmit individual dsc calls to a selected ais targets. • hm-195 commandmic iv ™ external microphone-type controller. Provides ...

  • Page 101: Channel List

    91 12 channel list new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 note: simplex channels, 3, 21, 23, 61, 64, 81, 82, and 83 cannot be lawfully used by the general public in u.S.A. Waters. * 1 low power only. * 2 momentary high power. * 3 dsc operation only. * 6 uk marina channels: m1=37a (157.850 mh...

  • Page 102: Troubleshooting

    92 new2001 troubleshooting 13 problem possible cause solution ref. The transceiver does not turn on. • bad connection to the power source. • check the connection to the transceiver and power source. P. 82 little or no sound comes from the speaker. • squelch level is set too high. • volume level is s...

  • Page 103: Template

    Cut here unit: mm (inch) r12 (max.) 29.5 to 31.5 (d) (1 5 ⁄ 32 to 1 1 ⁄ 4 ) 180 (7 3 ⁄ 32 ) 82 (3 7 ⁄ 32 ) 165.1 (6 1 ⁄ 2 ) 62.4 (2 15 ⁄ 32 ) mb-132 hm-195 2 ( 3 ⁄ 32 ) 93 14 template 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16.

  • Page 105

    95 index new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 new2001 a accessories, supplied .........................................................84 acknowledgement, automatic ............................................63 alarm ...........................................................................

  • Page 106

    96 index new2001 new2001 g geographical area call ......................................................56 group call making a call ...................................................................34 receiving a call ..............................................................56 group id enterin...

  • Page 107

    97 index new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 new2001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 p pa (public address) ............................................................70 polling request call making a call ..................................................................41 making a...

  • Page 108

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