Manuals / Icom / Marine Equipment / Marine Radio

Icom IC-M502 Receiving DSC calls, Receiving a distress call, Receiving a distress acknowledgement

Models: IC-M502 VHF MARINE TRANSCEIVER

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rSelect the desired ID name with the channel selector, then push [DSC/ENT].

DeleteÊID

˘Icom2

ÊJohn

ÊSmith

tPush [DSC/ENT] to delete the address ID; push other switch to exit the condition.

DSC OPERATION 6

■Receiving DSC calls

Receiving a distress call

While monitoring channel 70 and a distress call is received:

➥Emergency alarm sounds for 2 minutes.

•Push any switch to stop the alarm.

➥“Received Distress” appears in the display; then, channel 16 is automatically selected.

➥Continue monitoring channel 16 as a coast station may re- quire assistance.

Received Distress <ÊSmith

Receiving a distress acknowledgement

While monitoring channel 70 and a distress acknowledge- ment to other ship is received:

➥Emergency alarm sounds for 2 minutes.

•Push any switch to stop the alarm.

➥“Received Distress ACK” appears in the display; then, channel 16 is automatically selected.

Received DistressÊACK <ÊTokyoÊCG >ÊSmith

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Icom IC-M502, VHF MARINE TRANSCEIVER Receiving DSC calls, Receiving a distress call, Receiving a distress acknowledgement

Contents

IM502 Channel 16 is automatically selected Case of EmergencyTable of Contents Page OPERATOR’S License Operating RulesRadio license for boaters U.S.A. only Ship Station LicenseChannel Selector Channel Transmit Power Switch HI/LOPanel Description Panel description1DSC/POSITION Switch DSC/ENTPOS Function display Microphone PTT Switch PTTChannel UP/DOWN Switches Y/Z Same as the HI/LO switch on the front panel. pChannel 9 Call channel Basic OperationChannel selection ChannelPush once CH/WX Microphone lock functionWeather channels Canadian channelsNecessary Push HI/LO to select the output power if necessaryReceiving and transmitting Push LO/DX to turn the receive attenuator on or OFF ifCall channel programming Channel names25W TAG äLEASURE Optional scrambler function on or OFF Set mode Scrambler code itemOptional voice scrambler operation Activating the scrambler Programming scrambler codesDescription Operation DUALWATCH/TRI-WATCH SimulationCall channel Normal Scan Scan OperationsScan types Priority ScanSetting tag channels Starting a scan Clearing all tag channels in the selected channel groupScan starts LATÊÊÊÊ Lonêêêêê DSC OperationMmsi code programming Position and time programmingLATÊ3434N LON13534E Position indicationInputÊtime UTCÊÊDistress Completed WaitÊforÊACK Distress callDistressÊÊTX LATÊ3523N LON13535E GPSÊUTC1234DSC/ENT Transmitting DSC callsTransmitting individual call Êindvêack˘INDVÊACK Transmitting individual acknowledgementAll ships call has been transmitted Transmitting all ships call˘AllÊships Push DSC/ENT to transmit the all ships callTransmitting position request call Transmitting position reply callPosêreq Push Distress for 5 sec. to transmit the distress call Setting the distress informationSelÊitem ÊRCVÊcalls ˘DTRSÊset ÊSet-up SelÊnature ÊUndesign ˘Explosion ÊFloodingName DSC individual IDProgramming address ID Deleting address IDReceiving DSC calls Receiving a distress callReceiving a distress acknowledgement Receiving an individual call Receiving a distress relay acknowledgementReceiving a distress relay call Receiving an all ships callÊtom Receiving a geographical area callReceiving a position reply call Receiving a position request callOffsetÊtime 0000 1200 DSC set modeOffset time Set-up ÊAddÊID ÊDeleteÊID ˘OffsetÊtimeMMSIÊcheck 123456789 Mmsi code checkSet-up ÊDeleteÊID ÊOffsetÊtime ˘MMSIÊcheck Check the 9-digit Mmsi DSC self ID codeToÊclear ThisÊdata NoÊDSC/ENT YesÊH/L Receive messagesSelÊitem ˘RCVÊcalls ÊDTRSÊset ÊSet-up SelÊMessage ˘Distress ÊOtherTalk Intercom OperationIntercom operation IntercomPush 16 SET ModeSet mode programming SET Mode ConstructionWeather alert Set mode itemsScan mode Scan resume timerDSC watch Beep toneInternal speaker Scrambler type LCD contrastAttenuation level Scrambler codeCleaning Connections and MaintenanceSupplied accessories Fuse replacementMicrophone Hanger ConnectionsUsing the supplied mounting bracket Mounting the transceiverOverhead Mounting Mounting on Dashboard Attach the clamps on either side of the IC-M502 Using the optional mounting bracketOptional unit installation Dimensions Problem Possible Cause Solution TroubleshootingChannel List † Low power only Receive onlyTransmitter Specifications and OptionsSpeciﬁcations GeneralOptions Push and hold to transmit release to receive Power Switch PWR pgsPTT Switch PTT pgs HM-127 REMOTE-CONTROL Microphone0SCAN Switch SCNTAGpgs SQUELCH/MONITOR/LOCK Switch SqlmonilVOLUME/DIMMER Switch Voldim Transmit Power Switch H/L0PRIORITY Channel Indicator HM-127 supplied accessories Installation is finished when it is completed InstallationMm 3⁄32˝ 24 to 27 d mm 15⁄16 to 11⁄16˝ Mm 29⁄32˝ Gasket Condition before selecting the Push Weather channel group Channel A., International and Canadian channelsCall channel Push CH/WX to select regular channelPush H/L to select the output power, if necessary RF attenuator functionPush LO/DX to turn the RF Attenuator function on and OFF Activating the lock function Lock functionsDisplay backlighting Monitor functionTo turn the scrambler func Tion OFF, repeat step w Activating the scramblerProgramming scramble codes Push Y/Z to select the desired channelDualwatch/Tri- watch operation Setting tag channelsEntering set mode Turn power OFF While pushing 169, turn power onBeep toneBEEP Intercom operation Channel names Intercom beep functionAvailable characters R11 Mm 3⁄32˝ TemplateCut here 149 57⁄˝Kamiminami, Hirano-ku, Osaka 547-0003 Japan