User manual ICOM IC-M502

[. . . ] INSTRUCTION MANUAL VHF MARINE TRANSCEIVER iM502 This device complies with Part 15 of the FCC rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. IMPORTANT READ ALL INSTRUCTIONS carefully and completely before using the transceiver. SAVE THIS INSTRUCTION MANUAL -- This instruction manual contains important operating instructions for the IC-M502. 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 on channel 70. USING CHANNEL 16 DISTRESS CALL PROCEDURE 1. "THIS IS . . . . . . . . . . . . . . . " (name of vessel) 3. [. . . ] Push [16·9] to cancel the `Call repeat' mode. `??' may blink instead of position and time indications, when the GPS data is invalid, or 4 hours after the time data is input manually. 16 DSC OPERATION 6 I Transmitting DSC calls Transmitting individual call The individual call function allows you to transmit a DSC signal to a specific party only. q Select a desired channel other than channel 70. w Push [DSC/ENT] to select the DSC menu. t Push [DSC/ENT] to transmit the individual call. · Channel 70 is selected and the individual call is transmitted to the selected station. · If channel 70 is busy, the transceiver standbys until the channel becomes clear. · Routine category only is available. e Rotate the channel selector to select "individual" and push [DSC/ENT]. r Rotate the channel selector to select the desired pre-programmed individual address; or push [DSC/ENT] while "Manual set" is displayed, to set the ID code for the individual you wish to call. · The ID code for the individual call can be set in advance. 22) y Standby on channel 70 until an acknowledgement is received. u When the acknowledgement is received, the display changes to the previously selected user channel with beeps. i Push and hold [PTT] to communicate your message to the responding party. 17 6 DSC OPERATION Transmitting individual acknowledgement Transmit an acknowledgement (`able to comply' or `unable to comply') when an individual call for you is received. q Select a desired channel other than channel 70. w Push [DSC/ENT] to select the DSC menu. e Rotate the channel selector to select "INDV ACK" and push [DSC/ENT]. · "INDV ACK" appears after an individual call is received. y If you select `Unable, ' select the reason by rotating the channel selector, then push [DSC/ENT]. · `No reason given, ' `Congestion, ' `Busy, ' `Queue indication, ' `Barred (Station barred), ' `No operator, ' `No Equip (Equipment disable), ' `No channel (Unable channel)' and `No mode (Unable mode)' are available. r Rotate the channel selector to select the desired individual address or ID code, then push [DSC/ENT]. u Push [DSC/ENT] to transmit the acknowledgement to the selected station. t Rotate the channel selector to select an acknowledgement (`Able' or `Unable'), then push [DSC/ENT]. i The individual acknowledgement has been transmitted. 18 DSC OPERATION Transmitting all ships call Large ships use channel 70 as their "listening channel. " When you want to announce a message to these ships, use the "all ships call" function. q Select a desired channel other than channel 70. w Push [DSC/ENT] to select the DSC menu. e Rotate the channel selector to select "All ships" and push [DSC/ENT]. t The all ships call has been transmitted. 6 y Push [PTT] or rotate the channel selector to exit the condition. r Push [DSC/ENT] to transmit the all ships call. · Channel 70 is selected and the all ships call is transmitted. · Routine category only is available. 19 6 DSC OPERATION Transmitting position request call Transmit a position request call when you want to know your friend's current position, etc. q Select a desired channel other than channel 70. w Push [DSC/ENT] to select the DSC menu. e Rotate the channel selector to select "POS request" and push [DSC/ENT]. y Push [PTT] or rotate the channel selector to exit the condition. Transmitting position reply call Transmit a position reply call when a position request call is received. [. . . ] The scrambler code is programmed in set mode. 10, 33, 55 for details. r Push [Y]/[Z] to select the desired channel. t Push [16·9] to program the displayed channel as the call channel. · The call channel number and channel group stop flashing. 53 13 HM-127 REMOTE-CONTROL MICROPHONE I Starting a scan q Push [CH/WX·U/I/C] several times while pushing [H/L] to select the channel group (USA, INT, CAN), if desired. · When the weather alert function is in use, select the desired weather channel with [CH/WX] and [Y]/[Z]. I Setting tag channels q Push [CH/WX·U/I/C] several times while pushing [H/L] to select the channel group (USA, INT, CAN), if desired. w Push [Y]/[Z] to select the desired channel to set as a tag channel. to set the displayed channel as a tag channel. ·" " appears. I Dualwatch/Triwatch operation q Push [Y]/[Z] to select the desired channel. · Push [CH/WX·U/I/C] several times while pushing [H/L] to select the channel group (USA, INT, CAN), if desired. w Push [SCN] to start priority or normal scan. · "SCAN" appears during normal scan. [. . . ]