Icom IM402A, IM402SA Transmitting Group call, Calling station automatically when is selected

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6 DSC OPERATION

rPush [DSC•IC] to enter selected Individual call acknowl- edgement.

• “ ” appears at the channel comment indicator.

tPush [DSC•IC] to transmit the acknowledgement to the se- lected station.

yAfter the Individual acknowledgement has been transmit- ted, the display changes to the channel specified by the

calling station automatically when “ ” is selected.

DTransmitting Group call

The Group call function allows you to transmit a DSC signal to a speciﬁc group only.

qPush [DSC•IC] to enter the DSC menu.

wPush [Y] or [Z] to select “ ,” and push [DSC•IC].

ePush [Y] or [Z] to select the desired pre-programmed group address, and push [DSC•IC].

• The ID code for the group call must be set in advance. (p. 15)

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Contents IM402A Personal injury, ﬁre or electric shock May occurEquipment damage may occur Case of Emergency Determining MPE Radius IiiTable of Contents Precaution IC-M402A onlyRestricted Radiotelephone Operator Permit is the license Operating RulesRadio license for boaters U.S.A. only Panel Description Front panelChannel UP/DOWN Keys Y/ZU/I/C DSC/INTERCOM KEY DscicFunction display Transmit Power KEY HI/LO 2CHANNEL Group Indicator pPTT Switch PTT MicrophoneChannel Basic OperationChannel selection Channel 9 Call channelPush Y or Z to select a channel S.A.,Canadian and international channelsWeather channels Receiving and transmitting Call channel programming Display backlighting Channel commentsMicrophone lock function DUAL, push 169 to edit the channel commentOperation DUALWATCH/TRI-WATCHDescription Call channelScan Operation Scan typesClearing or setting all tagged channels Setting tag channelsTo cancel the tag channel setting, push Scantag for 1 sec Starting a scanMmsi code check DSC OperationMmsi code programming Push Dscic to program and exit the DSC menu DSC individual IDProgramming Address ID/Group ID Push Dscic to delete the address ID and exit the DSC menu Position indicationDeleting Address ID/Group ID Distress call Scrolls Distress alert containsPush Dscic to transmit the Individual call Transmitting DSC callsTransmitting Individual call Scrolls Push Y or Z to select the acknowledgement or Transmitting Individual acknowledgementPush Y or Z to select Push Dscic Calling station automatically when is selected Transmitting Group callChannel 70 is selected and appears Transmitting All Ships call Push Dscic to transmit the All Ships callTransmitting Position Request call Transmitting Position Report call Push Dscic to transmit the Position Report callReceiving a Distress acknowledgement Receiving DSC callsReceiving a Distress call Receiving a Distress Relay callReceiving an Individual call Receiving a Group callReceiving an All Ships call Receiving a Geographical Area callReceiving a Position Report call Receiving a Position Request callReceiving a Position Request Reply call Receiving a Position Report Reply callPush and hold Dscic again to call up Intercom operationIC-M402A IC-M402A callerSet mode operation SET ModeSet mode programming PushScan type SET mode itemsScan resume timer Weather alertLCD contrast DSC watchBeep tone Automatic acknowledgementFuse replacement Connections and MaintenanceSupplied accessories CleaningConnections Optional MB-92 attachment Using the supplied mounting bracketMounting the transceiver Optional MB-69 installation Troubleshooting Problem Possible Cause SolutionPanel description Commandmic HM-127OPTIONPTT Switch PTT pgs Front and side keysSQUELCH/MONITOR/LOCK KEY Sqlmoni L CHANNEL/DUALWATCH/TRI-WATCH KEY CH/WX DW U/I/CATTENUATOR/INTERCOM/SCRAMBLER KEY LO/DX IC SCR Top keys Channel Comment Indicator Volume Indicator pSquelch Indicator p Scan Indicator pgsPush CH/WX DW U/I/C to select a regular channel Call channelS.A., International and Canadian channels Channel groupPush Y/Z to select the desired channel Turn power on Set output powerPush H/L to select the output power, if necessary Activating the All key lock function Lock functionsActivating the Lock function Monitor function Push Y/Z to adjust the backlight levelTo cancel Dualwatch/Tri-watch, push CH/WX DW U/I/C again Push Y or Z to select the desired channelTo stop the scan, push Scan TAG To cancel the tag channel setting, push Scan TAG for 1 secPush Scan TAG to start Priority or Normal scan Push Y/Z to adjust to a suitable LCD contrast Entering Set modeTurn power OFF While pushing 169, turn power on Beep toneIntercom operation Channel comments Intercom beep functionConnection cable OPC-1000 6 m 20 ft HM-127 supplied accessoriesAccessories included with the HM-127 Qty Installation Completed installation should look like thisMm 3⁄32˝ Channel List Channel number Frequency MHz USA INT can Transmit ReceiveGeneral SpecificationsSpeciﬁcations ReceiverDimensions 24 to 27 d 15 16 to 11 Cut here Template153 6 1 139 5 15 Page For mounting the transceiver to a panel Compact, external speaker. Features easy installationOptions Large, external speaker for superior audio outputKamiminami, Hirano-ku, Osaka 547-0003, Japan

IM402A, IM402SA specifications

The Icom IM402SA and IM402A are robust mobile transceivers designed for various communication needs, particularly in the marine and recreational sectors. These models are known for their reliability, durability, and advanced features that cater to both casual users and professionals.

One of the standout characteristics of the IM402SA and IM402A is their compact design, making them suitable for a range of vehicles, from boats to vehicles employed in rugged environments. Their sturdy build ensures they can withstand harsh conditions, which is critical for marine use where humidity and saline air can affect equipment longevity.

In terms of features, both models are equipped with a high-performance receiver that offers exceptional clarity and range, ensuring that communication remains clear over long distances. The IM402 series supports multiple frequency bands, enabling users to communicate effectively across various channels. This versatility is crucial in dynamic environments where multiple communication methods may be needed.

Another significant aspect of the Icom IM402SA and IM402A is their advanced digital signal processing (DSP) technology. This feature enhances audio quality by reducing background noise and improving overall clarity, facilitating better communication in noisy environments, such as when on the water or in busy industry settings. The built-in noise-cancellation technology ensures that conversations remain intelligible even when external noises are present.

User-friendly interfaces are a hallmark of Icom products, and the IM402 series is no exception. The intuitive keypad layout and illuminated display make it easy to navigate through settings and channels, even in low-light conditions. Furthermore, programmable function keys allow users to customize their experience, providing quick access to frequently used features.

The transceivers also come with emergency functions, including distress calling capabilities that comply with maritime regulations. This feature is vital for safety, especially for those venturing into remote or potentially hazardous areas. Additional safety features can include weather alerts and access to emergency channels.

In summary, the Icom IM402SA and IM402A mobile transceivers are designed to deliver high-quality, reliable communication with a host of advanced features. Their robust design, superior audio clarity, and user-friendly interfaces make them a practical choice for anyone needing dependable communication in challenging environments. Whether on the water or in the field, the IM402 series stands out as a reliable tool for effective communication.