Icom IC-M504 Completed installation should look like this, HM-162 HM-157

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9 CONNECTIONS AND MAINTENANCE

qInsert the supplied cable into the external microphone jack and tighten the cable nut as shown below.

wTo use the supplied cable as a wall socket, perform the fol- lowing steps.

eUsing the mounting base as a template, carefully mark the holes where the cable and three screws will be fastened.

rDrill holes at these marks.

tInstall the mounting base using the supplied screws as shown below.

• HM-162

Mounting base

Nut

Gasket
Screw holes
(approx. 2 (d) mm; 3 32″ )	Cap

•HM-157

Mounting base

Nut

Gasket
Screw holes
(approx. 2 (d) mm; 3 32″ )	Cap

yThe completed installation should look like this.

• HM-162			• HM-157

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Contents IM504 Equipment damage may occur Word DefinitionMay occur Personal injury, ﬁre or electric shockCase of Emergency Determining MPE Radius IiiTable of Contents Precautions Ship Station License Operating RulesRadio license for boaters U.S.A. only OPERATOR’S LicensePanel Description Front panel2TRANSMIT Power KEY H/L 0TIME Zone Indicator Function display2SCAN Indicator 1POSITION IndicatorMicrophone Channel Basic OperationChannel selection Channel 9 Call channelC to change the channel group, if necessary S.A., international and Canadian channelsWeather channels Rotate Dial to select a channelReceiving and transmitting While pushing and holding Call channel programmingPush CH/WXDUAL Display backlight Channel commentsMicrophone Lock function Select the desired characActivating the scrambler Programming scrambler codes Optional voice scrambler operationDialenter Priority Scan Scan OperationScan types Normal ScanClearing or setting all tagged channels Setting TAG channelsStarting a scan Operation DUALWATCH/TRI-WATCHDescription DUALWATCH/TRI-WATCH SimulationRotate Dial to select Mmsi Check, push Dialenter DSC OperationMmsi code programming Rotate Dial to set the speciﬁc 9-digit Mmsi codeMmsi code check Check the 9-digit Mmsi DSC self ID codeRotate Dial to select AddINDV ID, push Dialenter DSC address IDProgramming Individual ID Rotate Dial to set the individual ID and ID nameRotate Dial to select Delindv ID, push Dialenter Deleting Individual IDRotate Dial to select the desired ID name for deleting Rotate Dial to select AddGroup ID, push Dialenter Programming Group IDRotate Dial to set the group ID and ID name Deleting Group ID Rotate Dial to select DELGroup ID, push DialenterPosition and time programming Position and time indication GPS information indicationSimple call Distress callAfter 2 sec. Wait ACK Distress alert contains default Regular callPush Distress for 5 sec. to transmit the distress call Transmitting DSC calls Transmitting an individual callPush Dialenter to transmit the individual call Transmitting an individual acknowledgement Transmitting a group call Push Dialenter to transmit the group call Rotate Dial to select the desired category, push Dialenter Transmitting an all ships callPush Dialenter to transmit the all ships call Transmitting a position request call Push Dialenter to transmit the position request call Transmitting a position report call Push Dialenter to transmit the position report call Transmitting a polling request call Push Dialenter to transmit the polling request callTransmitting a position request reply call Your position data is transmitted, when Dialenter is pushed Transmitting a position report reply call Transmitting a polling request reply call Receiving a distress acknowledgement Receiving DSC callsReceiving a distress call Receiving a distress relay callReceiving a group call Receiving an individual callReceiving an all ships call Receiving a position request call Receiving a geographical area callReceiving a position report call Receiving a position report reply call Receiving a polling request callReceiving a position request reply call Receiving a polling request reply callRotate Dial to select Distress, push Dialenter Received messagesDistress message Rotate Dial to scroll the messageOther messages Rotate Dial to select Other, push DialenterNo offset time default DSC Set modeRotate Dial to select Offset Time, push Dialenter Rotate Dial to select Auto ACK, push Automatic acknowledgementPush Dialenter to set the condition Nmea Output Rotate Dial to select Nmea Output, push DialenterIntercom operation Other FunctionsHM-162 listener RX Speaker function Hailer operation Push Hailrx to enter hailer modeTo return to normal operation, push CLR or Hailrx Stop Automatic foghorn functionUnderway SailTion is interrupted with an automatic return to the trans Rotate Dial to adjust the foghorn level, push DialenterIng DSC calls.’ p Set mode items SET ModeSet mode programming Scan resume timerBeep tone Weather alertDual/Tri-watch LCD contrastScrambler type Radio powerAutomatic foghorn frequency Scrambler code0DC Power Connector Connections and MaintenanceConnections Supplied accessories Fuse replacementAntenna Using the supplied mounting bracket Mounting the transceiverTighten the end bolts on the clamps rotate clockwise so MB-75 installationThat the clamps press firmly against the inside UT-112/UT-98 installation HM-162/HM-157 installation Return the cables and screws to the original positionHM-157 Completed installation should look like thisHM-162 HM-162 HM-157Gasket Mm 131⁄32˝ Nut Cap Troubleshooting Problem Possible Cause SolutionGeneral Receiver Specifications and OptionsSpeciﬁcations TransmitterFor mounting the transceiver to a panel DimensionsOptions 20 feet microphone extension cable for optional HMChannel List Transmit ReceiveR12 Max TemplateUnit mm inch Cut here Page Memo Kamiminami, Hirano-ku, Osaka 547-0003, Japan