Icom IC-M504 - Manual

iv FOREWORD …………………………………………………………… iIMPORTANT …………………………………………………………… iEXPLICIT DEFINITIONS ……………………………………………… iIN CASE OF EMERGENCY…………………………………………… iiNOTE …………………………………………………………………… iiRADIO OPERATOR WARNING ……………………………………… iiiTABLE OF CONTENTS ……………………………………………… ivPRECAUTIONS ……………………………………………………...

v PRECAUTIONS R WARNING! NEVER connect the transceiver to an AC outlet. This may pose a fire hazard or result in an electricshock. CAUTION: Changes or modifications to this device, not ex- pressly approved by Icom Inc., could void your authority tooperate this device under FCC regulations. NEVER con...

1 1 OPERATING RULES D D PRIORITIES • Read all rules and regulations pertaining to priorities and keep an up-to-date copy handy. Safety and Distress callstake priority over all others. • You must monitor Channel 16 when you are not operating on another channel. • False or fraudulent distress signals ...

2 PANEL DESCRIPTION 2 ■ Front panel q DISTRESS KEY [DISTRESS] Push for 5 sec. to transmit a Distress call. (p. 23) w DSC MENU KEY [MENU] Push to toggle the DSC menu appear or disappear. (p. 15) e CLEAR KEY [CLR] Push to cancel the entered function, exit Set mode. (p. 55) r HAIL/RX SPEAKER KEY [HAIL•...

4 2 PANEL DESCRIPTION ■ Function display q RX SPEAKER INDICATOR (p. 51) Appears during the RX Speaker mode. w POWER INDICATOR (p. 8) ➥ “ 2 25 5W W ” appears when high power is selected. ➥ “ 1 1W W ” appears when low power is selected. e TAG CHANNEL INDICATOR (p. 13) Appears when a TAG channel is sel...

5 2 PANEL DESCRIPTION 2 !1 POSITION INDICATOR ➥ Shows the GPS position data. • “ ? ?? ? ” may blink every 2 sec. instead of position data when the GPS position data is invalid. In such a case, the last positiondata is held for up to 23.5 hours. • “ ? ?? ? ” may blink every 2 sec. instead of position...

6 BASIC OPERATION 3 ■ Channel selection ï ï Channel 16 Channel 16 is the distress and safety channel. It is used forestablishing initial contact with a station and for emergencycommunications. Channel 16 is monitored during both Dual-watch and Tri-watch. While standing by, you must monitorChannel 16...

7 3 BASIC OPERATION 3 ï ï U.S.A., international and Canadian channels The IC-M504 is pre-programmed with 57 U.S.A., 57 interna-tional and 61 Canadian channels. These channel groups maybe specified for the operating area. q Push [CH/WX•DUAL•U/I/C] to select a regular channel. • If a weather channel a...

8 3 BASIC OPERATION ■ Receiving and transmitting CAUTION: Transmitting without an antenna may dam- age the transceiver. q Push [POWER] 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. ➥ Rotate [SQ...

9 3 BASIC OPERATION 3 ■ Call channel programming Call channel is used to select Channel 9 (default); however,you can program the call channel with your most often-usedchannels in each channel group for quick recall. q While pushing and holding [H/L] , push [CH/WX•DUAL• U/I/C] one or more times to se...

10 3 BASIC OPERATION ■ Channel comments Memory channels can be labelled with a unique alphanumericID of up to 10 characters. Capital letters, small letters, 0 to 9, some symbols (– . /) andspace can be used. q Select the desired channel. • Cancel Dualwatch, Tri-watch or Scan in advance. w While push...

11 3 BASIC OPERATION 3 ■ Optional voice scrambler operation D D Activating the scrambler The optional voice scrambler provides private communica-tions. In order to receive or send scrambled transmissionsyou must first activate the scrambler function. To activate thefunction, an optional scrambler un...

12 SCAN OPERATION 4 ■ Scan types Scanning is an efficient way to locate signals quickly over awide frequency range. The transceiver has Priority scan andNormal scan. When the Weather Alert function is turned ON, the previouslyselected (last used) weather channel is also checked whilescanning. (p. 56...

13 4 SCAN OPERATION 4 ■ Setting TAG channels For more efficient scanning, add the desired channels as TAGchannels or clear the TAG for unwanted channels. Channels that are not tagged will be skipped during scanning.TAG channels can be assigned to each channel group (USA,INT, CAN) independently. q Wh...

14 DUALWATCH/TRI-WATCH 5 ■ Description Dualwatch monitors Channel 16 while you are receiving on another channel; Tri-watch monitors Channel 16 and thecall channel while receiving another channel. Dualwatch/Tri-watch is convenient for monitoring Channel 16 when you areoperating on another channel. ■ ...

15 6 DSC OPERATION 5 6 ■ MMSI code programming The 9-digit MMSI (Maritime Mobile Service Identity: DSC selfID) code can be programmed at power ON. This code programming can be performed only twice. q Turn power OFF. w While pushing [MENU] , turn power ON to enter MMSI code programming condition. e A...

16 6 DSC OPERATION ■ MMSI code check The 9-digit MMSI (DSC self ID) code can be checked. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ S Se et t u up p ,” push [DIAL•ENTER] . e Rotate [DIAL] to select “ M MM MS SI I C Ch he ec ck k ,” push [DIAL•ENTER] . r Check the 9-digit MMSI (...

17 6 DSC OPERATION 6 ■ DSC address ID A total of 100 DSC address IDs can be programmed andnamed with up to 10 characters. D D Programming Individual ID q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ S Se et t u up p ,” push [DIAL•ENTER] . e Rotate [DIAL] to select “ A Ad dd d: :I I...

18 6 DSC OPERATION D D Deleting Individual ID q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ S Se et t u up p ,” push [DIAL•ENTER] . e Rotate [DIAL] to select “ D DE EL L: :I IN ND DV V I ID D ,” push [DIAL•ENTER] . • When no address ID is programmed, “ N No o I ID D ” is displayed...

19 6 DSC OPERATION 6 D D Programming Group ID q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ S Se et t u up p ,” push [DIAL•ENTER] . e Rotate [DIAL] to select “ A Ad dd d: :G Gr ro ou up p I ID D ,” push [DIAL•ENTER] . r Rotate [DIAL] to set the group ID and ID name. • The group ID...

20 6 DSC OPERATION D D Deleting Group ID q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ S Se et t u up p ,” push [DIAL•ENTER] . e Rotate [DIAL] to select “ D DE EL L: :G Gr ro ou up p I ID D ,” push [DIAL•ENTER] . • When no address ID is programmed, “ N No o I ID D ” is displayed. ...

21 6 DSC OPERATION 6 ■ Position and time programming A distress call should include the ship’s position and timedata. If no GPS is connected, your position and UTC (Univer-sal Time Coordinated) time should be input manually. Theyare included automatically when a GPS receiver (NMEA0183ver. 2.0 or 3.0...

■ Position and time indication When a GPS receiver (NMEA0183 ver. 2.0 or 3.01) is con-nected, the transceiver displays the current position and time.When no GPS receiver is connected, the transceiver displaysthe manually entered position and time. A GPS receiver appropriate for the IC-M504 is not su...

23 6 DSC OPERATION 6 ■ Distress call A distress call should be transmitted, if in the opinion of theMaster, 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 WHENIMMED...

24 6 DSC OPERATION ➥ A distress alert contains (default); • Nature of distress : Undesignated distress• Position data : GPS or manual input position data held for 23.5 hrs or until the power is turnedOFF. ➥ The distress call is repeated every 3.5–4.5 min., until re-ceiving an ‘acknowledgement.’ ➥ Pu...

26 6 DSC OPERATION i After receiving the acknowledgment, reply using the mi-crophone. ➥ A distress alert contains (default); • Nature of distress : Selected nature of the distress• Position data : GPS or manual input position data is held for 23.5 hrs or until the power is turnedOFF. ➥ The distress ...

28 6 DSC OPERATION y Standby on Channel 70 until an acknowledgement is re-ceived. u When the acknowledgement ‘Able to comply’ is received,the specified channel (in step r ) is selected with beeps automatically. Or, when the acknowledgement ‘Unable tocomply’ is received, the display returns to the op...

29 6 DSC OPERATION 6 r Rotate [DIAL] to select “ A Ab bl le e t to o C Co om mp pl ly y ” or “ U Un n- - a ab bl le e t to o C Co om mp pl ly y ,” push [DIAL•ENTER] . • When “ U Un na ab bl le e t to o C Co om mp pl ly y ” is selected, “No Reason Given” will be transmitted. t Push [DIAL•ENTER] to tr...

31 6 DSC OPERATION 6 D D Transmitting an all ships call Large ships use Channel 70 as their ‘listening channel.’ Whenyou want to announce a message to all ships within range,use the all ships call function. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ A Al ll l S Sh hi ip ps s C ...

32 6 DSC OPERATION t After the all ships call has been transmitted, the followingindication is displayed. y Push [CLR] to exit and the transceiver selects Channel 16 automatically. • Even if [CLR] hasn’t been pushed, the transceiver automatically selects Channel 16 after 2 sec. of inactivity. D D Tr...

34 6 DSC OPERATION D D Transmitting a position report call Transmit a position report call when you want to announceyour own position to a specific ship and to get an answer, etc. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ P Po os si it ti io on n R Re ep po or rt t ,” push [DI...

36 6 DSC OPERATION D D Transmitting a polling request call Transmit a polling request call when you want to know if aspecific vessel is within communication range. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ P Po ol ll li in ng g R Re eq qu ue es st t ,” push [DIAL•ENTER] . e Ro...

37 6 DSC OPERATION 6 t After the polling request call has been transmitted, the fol-lowing indication is displayed. y Push [CLR] to return to the previous indication before en- tering the DSC menu. • Even if [CLR] hasn’t been pushed, the display automatically re- turns to the previous indication aft...

39 6 DSC OPERATION 6 D D Transmitting a position report reply call Transmit a position report reply call when a position report callis received. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ P PO OS S R Re ep po or rt t R Re ep pl ly y ,” push [DIAL•ENTER] . • “ P PO OS S R Re ep ...

40 6 DSC OPERATION D D Transmitting a polling request reply call Transmit a polling reply call when a polling request call is re-ceived. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ P Po ol ll li in ng g R Re ep pl ly y ,” push [DIAL•ENTER] . • “ P Po ol ll li in ng g R Re ep pl ...

41 6 DSC OPERATION 6 ■ Receiving DSC calls D D Receiving a distress call While monitoring Channel 70 and a distress call is received: ➥ The emergency alarm sounds for 2 minutes. • Push [CLR] to stop the alarm. ➥ “ R Re ec ce ei iv ve ed d D Di is st tr re es ss s ” appears in the display, then Chann...

42 6 DSC OPERATION D D Receiving an individual call While monitoring Channel 70 and an individual call is re-ceived: ➥ The emergency alarm or beeps sound depending on thereceived category. ➥ “ R Re ec ce ei iv ve ed d I In nd di iv vi id du ua al l ” appears in the display. ➥ Push [CLR] to stop the ...

43 6 DSC OPERATION 6 D D Receiving a geographical area call While monitoring Channel 70 and a geographical area call(for the area you are in) is received: ➥ Emergency alarm or beeps sound depending on the re-ceived category. ➥ “ R Re ec ce ei iv ve ed d G Ge eo og gr ra ap ph hi ic c ” appears in th...

44 6 DSC OPERATION D D Receiving a polling request call While monitoring Channel 70 and a polling request call is re-ceived: ➥ “ R Re ec ce ei iv ve ed d P PO OL LL L R RE EQ Q ” appears in the display. ➥ Push [CLR] to stop the beep, then push [DIAL•ENTER] to reply to the call; push [CLR] to ignore ...

45 6 DSC OPERATION 6 ■ Received messages The transceiver automatically stores up to 20 distress mes-sages and 20 other messages. The messages can be usedas an assistance to the logbook. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ R Re ec ce ei iv ve ed d C Ca al ll ls s ,” push ...

46 6 DSC OPERATION D D Other messages q Rotate [DIAL] to select “ O Ot th he er r ,” push [DIAL•ENTER] . w Rotate [DIAL] to scroll to the desired message, push [DIAL•ENTER] . • Messages which are blinking have not been read. e Rotate [DIAL] to scroll the message. • The stored message has various inf...

47 6 DSC OPERATION 6 ■ DSC Set mode D D MMSI code check (See p. 16) D D Add Individual ID/Group ID (See pgs. 17, 19) D D Delete Individual ID/Group ID (See pgs. 18, 20) D D Offset time This item sets the offset time from the UTC (Universal TimeCoordinated) time. q Push [MENU] to enter the DSC menu. ...

48 6 DSC OPERATION D D Automatic acknowledgement This item sets the automatic acknowledgement function toON or OFF.When a position request, position report or polling request callis received, the transceiver automatically transmits a positionrequest reply, position report reply or polling reply call...

49 6 DSC OPERATION 6 D D NMEA Output Select an NMEA Output function from OFF, All Station or ListStation.When receiving position acknowledgment, the transceiveroutputs it to the external equipment via the NMEA connector. q Push [MENU] to enter the DSC menu. w Rotate [DIAL] to select “ S Se et t u up...

50 OTHER FUNCTIONS 7 ■ Intercom operation The optional Intercom function allows you to talk to the deckfrom the cabin. The optional command microphone isrequired for Intercom operation. Connect an optional command microphone as described onp. 63.• Transmitting is impossible during Intercom operation...

51 7 OTHER FUNCTIONS 7 • While in the Intercom mode, the transceiver functions (transmit and receive) are interrupted. If the transceiveris in transmit condition, the Intercom function is not avail-able. • When a DSC call is received, the intercom function is in- terrupted with an automatic return t...

52 7 OTHER FUNCTIONS ■ Hailer operation The IC-M504 has a hailer function for voice amplification overa loudspeaker, making it unnecessary to leave the bridge totalk a hailing party. Connect an external hailer speaker (25 W nominal at13.8 V/4 Ω ) as described on p. 58. • Transmitting is not possible...

53 7 OTHER FUNCTIONS 7 ■ Automatic foghorn function The automatic foghorn function sounds a horn repeatedlyuntil the function is turned OFF. Four patterns are availablefor varying conditions. The foghorn outputs from the hailer speaker. To use this func-tion, the hailer speaker must be connected to ...

55 8 SET MODE 7 8 ■ Set mode programming Set mode is used to change the conditions of the transceiver’sfunctions: Scan type, Scan resume timer, Weather alert,Dual/Tri-watch, Beep tone, LCD contrast, Automatic foghorn fre-quency, Radio power, Scrambler type* and Scrambler code.* *Appears only when th...

56 8 SET MODE D D Weather alert A NOAA broadcast station transmits a weather alert tone be-fore important weather information. When “ O ON N ” is selected, the previously selected (used) weather channel is checked any time during standby or while scanning.When “ O ON N w wi it th h W WX X S SC CA AN...

57 8 SET MODE 8 D D Automatic foghorn frequency The audio frequency of the automatic foghorn can be ad -justed to suit your preference. While this item is selected,pushing [PTT] outputs the foghorn— experiment with the fre- quencies available until you find one you like. • Available frequency range ...

58 CONNECTIONS AND MAINTENANCE 9 ■ Connections q NMEA IN LEAD (Red) Connects to a GPS receiver for position indication. • A NMEA0183 ver. 2.0 or 3.01 (sentence formatters RMC, GGA, GNS, GLL and VTG) compatible GPS receiver is required. Askyour dealer about suitable GPS receivers. w NMEA OUT LEAD (Wh...

59 9 CONNECTIONS AND MAINTENANCE 9 CAUTION: After connecting the DC power cable, NMEA IN/OUT leads, external speaker lead and hailer/foghorn lead,cover the connector and leads with an adhesive tape asshown below, to prevent water seeping into the transceiver. * The supplied ferrite core must be atta...

60 9 CONNECTIONS AND MAINTENANCE ■ Mounting the transceiver D D Using the supplied mounting bracket The universal mounting bracket supplied with your transceiverallows overhead or dashboard mounting.• Mount the transceiver securely with the 4 supplied screws (5 × 20) to a surface which is more than ...

67 10 TROUBLESHOOTING 9 10 PROBLEM POSSIBLE CAUSE SOLUTION REF. No sound from speaker. • Squelch level is too high. • Volume level is too low.• Speaker has been exposed to water. p. 8p. 8 — • Set [SQL] to the threshold point. • Set [VOL] to a suitable level. • Drain water from the speaker. The trans...

68 SPECIFICATIONS AND OPTIONS 11 ■ Specifications D D General • Frequency coverage : Tx 156.025–157.425 MHz Rx 156.050–163.275 MHz • Mode : FM (16K0G3E), DSC (16K0G2B) • Channel spacing : 25 kHz • Current drain (at 13.8 V) : TX high 5.5 A max. Max. audio 1.5 A max. • Power supply requirement : 13.8 ...

69 11 SPECIFICATIONS AND OPTIONS 11 D D Dimensions ■ Options • MB-75 FLUSH MOUNT KIT For mounting the transceiver to a panel. • HM-162 COMMANDMIC III ™ External microphone-type controller. Provides optional inter-com operation. 6 m (20 feet) microphone cable and mount-ing base included. Black and wh...

70 CHANNEL LIST 12 Channel number USA CAN Transmit Receive 01 156.050 160.650 01A 156.050 156.050 02 156.100 160.700 03 156.150 160.750 03A 156.150 156.150 156.200 160.800 04A 156.200 156.200 156.250 160.850 05A 05A 156.250 156.250 06 06 156.300 156.300 156.350 160.950 07A 07A 156.350 156.350 08 08 ...

TEMPLATE HM-157 HM-162 Unit: mm (inch) R12 (Max.) MB-75 Cut here