Icom VHF MARINE TRANSCEIVER Transmitting position request call, Transmitting position reply call

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6 DSC OPERATION

Transmitting position request call

Transmit a position request call when you want to know your friend’s current position, etc.

qSelect 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].

SelÊitem

ÊINDVÊACK

ÊAllÊships

˘POSÊrequest

rPush [DSC/ENT] to transmit the position request call.

•Channel 70 is selected and the position request call is transmit- ted.

ToÊcall,

[DSC/ENT]

ToÊcancel

[other]

tThe position request call has been transmitted.

POSÊREQ

Completed

WaitÊforÊACK

yPush [PTT] or rotate the channel selector to exit the condi- tion.

Transmitting position reply call

Transmit a position reply call when a position request call is received.

qWhen a position request call is received, the function dis- play shows as follows.

Received ÊPOSÊrequest <ÊIcom Ans[DSC/ENT]

wPush [DSC/ENT] to reply the position request call; push [HI/LO] to ignore the position request call.

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Contents IM502 Case of Emergency Channel 16 is automatically selectedTable of Contents Page Operating Rules Radio license for boaters U.S.A. onlyShip Station License OPERATOR’S LicenseTransmit Power Switch HI/LO Panel DescriptionPanel description Channel Selector Channel1DSC/POSITION Switch DSC/ENTPOS Function display PTT Switch PTT Channel UP/DOWN Switches Y/ZSame as the HI/LO switch on the front panel. p MicrophoneBasic Operation Channel selectionChannel Channel 9 Call channelMicrophone lock function Weather channelsCanadian channels Push once CH/WXPush HI/LO to select the output power if necessary Receiving and transmittingPush LO/DX to turn the receive attenuator on or OFF if NecessaryCall channel programming Channel names25W TAG äLEASURE Set mode Scrambler code item Optional voice scrambler operationActivating the scrambler Programming scrambler codes Optional scrambler function on or OFFDescription Operation DUALWATCH/TRI-WATCH SimulationCall channel Scan Operations Scan typesPriority Scan Normal ScanSetting tag channels Starting a scan Clearing all tag channels in the selected channel groupScan starts DSC Operation Mmsi code programmingPosition and time programming LATÊÊÊÊ LonêêêêêPosition indication InputÊtimeUTCÊÊ LATÊ3434N LON13534EDistress call DistressÊÊTX LATÊ3523N LON13535EGPSÊUTC1234 Distress Completed WaitÊforÊACKTransmitting DSC calls Transmitting individual callÊindvêack DSC/ENTTransmitting individual acknowledgement ˘INDVÊACKTransmitting all ships call ˘AllÊshipsPush DSC/ENT to transmit the all ships call All ships call has been transmittedTransmitting position request call Transmitting position reply callPosêreq Setting the distress information SelÊitem ÊRCVÊcalls ˘DTRSÊset ÊSet-upSelÊnature ÊUndesign ˘Explosion ÊFlooding Push Distress for 5 sec. to transmit the distress callDSC individual ID Programming address IDDeleting address ID NameReceiving DSC calls Receiving a distress callReceiving a distress acknowledgement Receiving a distress relay acknowledgement Receiving a distress relay callReceiving an all ships call Receiving an individual callReceiving a geographical area call Receiving a position reply callReceiving a position request call ÊtomDSC set mode Offset timeSet-up ÊAddÊID ÊDeleteÊID ˘OffsetÊtime OffsetÊtime 0000 1200Mmsi code check Set-up ÊDeleteÊID ÊOffsetÊtime ˘MMSIÊcheckCheck the 9-digit Mmsi DSC self ID code MMSIÊcheck 123456789Receive messages SelÊitem ˘RCVÊcalls ÊDTRSÊset ÊSet-upSelÊMessage ˘Distress ÊOther ToÊclear ThisÊdata NoÊDSC/ENT YesÊH/LIntercom Operation Intercom operationIntercom TalkSET Mode Set mode programmingSET Mode Construction Push 16Set mode items Scan modeScan resume timer Weather alertDSC watch Beep toneInternal speaker LCD contrast Attenuation levelScrambler code Scrambler typeConnections and Maintenance Supplied accessoriesFuse replacement CleaningConnections Microphone HangerUsing the supplied mounting bracket Mounting the transceiverOverhead Mounting Mounting on Dashboard Using the optional mounting bracket Attach the clamps on either side of the IC-M502Optional unit installation Dimensions Troubleshooting Problem Possible Cause Solution† Low power only Receive only Channel ListSpecifications and Options SpeciﬁcationsGeneral TransmitterOptions Power Switch PWR pgs PTT Switch PTT pgsHM-127 REMOTE-CONTROL Microphone Push and hold to transmit release to receiveSQUELCH/MONITOR/LOCK Switch Sqlmonil VOLUME/DIMMER Switch VoldimTransmit Power Switch H/L 0SCAN Switch SCNTAGpgs0PRIORITY Channel Indicator HM-127 supplied accessories Installation Installation is finished when it is completedMm 3⁄32˝ 24 to 27 d mm 15⁄16 to 11⁄16˝ Mm 29⁄32˝ Gasket Channel A., International and Canadian channels Call channelPush CH/WX to select regular channel Condition before selecting the Push Weather channel groupPush H/L to select the output power, if necessary RF attenuator functionPush LO/DX to turn the RF Attenuator function on and OFF Lock functions Display backlightingMonitor function Activating the lock functionActivating the scrambler Programming scramble codesPush Y/Z to select the desired channel To turn the scrambler func Tion OFF, repeat step wSetting tag channels Dualwatch/Tri- watch operationEntering set mode Turn power OFF While pushing 169, turn power onBeep toneBEEP Intercom operation Channel names Intercom beep functionAvailable characters Template Cut here149 57⁄˝ R11 Mm 3⁄32˝Kamiminami, Hirano-ku, Osaka 547-0003 Japan