Icom IC-M503 instruction manual Connections and Maintenance

Page 23

■Connections

q DC POWER CONNECTOR

Connects the supplied DC power cable from this connector to an external 12 V DC power source.

CAUTION: After connecting the DC power cable and

external speaker jack, cover the connector and jack as shown below to avoid water seeping into the transceiver.

CONNECTIONS AND MAINTENANCE 8

w EXTENSION JACK

Connects to the optional DS-100 (#02) DSC CONTROLLER.

e EXTERNAL MICROPHONE CONNECTOR

Connects to the optional HM-134REMOTE-CONTROL MICRO-

PHONE.

•Intercom function is available.

CAUTION: NEVER connect another microphone such

as the HM-127, etc. It may cause damage to the trans- ceiver.

r ANTENNA CONNECTOR

Connects a marine VHF antenna with a PL-259 connector to the transceiver.

CAUTION: Transmitting without an antenna may damage the transceiver.

t EXTERNAL SPEAKER JACK

Connects to an external speaker. See ‘Options’ on p. 27 for available external speakers.

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Contents IM503 Channel 16 is automatically selected Mayday Mayday MaydayDS-100 #02 DSC Controller is required Table of Contents Page Radio Licenses Operating RulesPriorities PrivacyPanel description Volume Control VOLAdjusts the audio level. p Panel DescriptionPanel Description Function display Push and hold to transmit release to receive. p PTT Switch PTTChannel UP/DOWN Switches Y/Z MicrophoneÏCall channel Basic OperationChannel selection ChannelRotate the channel selector to select a channel Basic OperationAtis and DSC channels FRG version only Receiving and transmitting Push Call to input and set the name Call channel programmingChannel names Rotate the channel selector to select the desired channelProgramming scrambler codes Set mode Scrambler code itemOptional voice scrambler operation Activating the scramblerDUALWATCH/TRI-WATCH Simulation DUALWATCH/TRI-WATCHDescription OperationNormal Scan Scan OperationsScan types Priority ScanClearing all tag channels in the selected channel group Setting tag channelsStarting a scan Scan OperationSET Mode Construction SET ModeSet mode programming Dual/tri watch Set mode itemsScan mode Scan resume timerScrambler type Internal speakerLCD contrast Scrambler codeIntercom operation Intercom OperationUnpacking Connections and MaintenanceFuse replacement CleaningConnections Connections and MaintenanceMicrophone hanger Overhead Mounting Mounting on Dashboard Using the supplied mounting bracketMounting the transceiver Using the optional mounting bracket Opening the transceiver case Optional unit installationUnit mm inch Dimensions145.0 5 23⁄32˝ 109.4 110.0 4 11⁄32˝ 165.0 6 1⁄2˝ 31.4 53.0Problem Possible Cause Solution TroubleshootingInternational channels Channel ListOptions Specifications and OptionsSpeciﬁcations HM-134 REMOTE-CONTROL Microphone Power Switch PWR pgsPTT Switch PTT pgs Channel 16/CALL Channel Switch 16CHM-134 REMOTE-CONTROL Microphone 1EXTERNAL Speaker Jack Channel Group Indicator pgsKEY Lock Indicator p 12HM-134 REMOTE-CONTROL Microphone7WAIT Indicator International channels Call channelS.A. and International channels A. channelsPush H/L to select the output power, if necessary Activating the lock function Lock functionsDisplay backlighting Monitor functionTo turn the scrambler func Tion OFF, repeat step w Programming scramble codesPush Y/Z to select the desired channel Push Dual to start dualwatch or tri-watch To cancel dualwatch/tri-watch, push Dial againDualwatch/Tri- watch operation Beep tone Beep Entering set modeTransceiver’s functions Microphone’s own functionsAvailable characters Intercom beep functionAccessories included with the HM-134 Qty HM-134 Connections and InstallationHM-134 supplied accessories Installation13HM-134 Connections and Installation 24 to 27 d mm 15⁄16 to 11⁄16˝ HM-134 Connections and InstallationMm 3⁄ 32˝ x R11 Mm 3⁄32˝ MB-75 TemplateCut here 149 57⁄8˝Installation notes Installation Notes0560 Kamiminami, Hirano-ku, Osaka 547-0003 Japan Intended Country of UseGER FRA ESP AUT NED POR DEN GBR BEL ITA FIN IRL LUX GRE SUIFrequency MHz Transmit Receive 01A