Icom IC-M304, iM304 8

8CONNECTIONS AND MAINTENANCE

■Supplied accessories

The following accessories are supplied:

■Antenna

Akey element in the performance of any communication sys-

tem is the antenna. Ask your dealer about antennas and the

best place to mount them.

■Fuse replacement

One fuse is installed in the supplied DC power cable. If a fuse

blows or the transceiver stops functioning, track down the

source of the problem, if possible, and replace the damaged

fuse with a new, rated one.

■Cleaning

If the transceiver becomes dusty or dirty, wipe it clean with a

soft, dry cloth.

AVOIDthe use of solvents such as benzene or al-

cohol, as they may damage transceiver surfaces.

Mounting bracket For mounting bracket

Knob bolts Screws (5×20)

Flat washers

(M5)

Spring washers

(M5)

Microphone hanger

and screws (3×16)

DC power cable

Warning sticker

Contents

Main FOREWORD D FEATURES IMPORTANT EXPLICIT DEFINITIONS IN CASE OF EMERGENCY NOTE USING DIGITALSELECTIVE CALLING DISTRESS CALL PROCEDURE USING CHANNEL 16 DISTRESS CALL PROCEDURE RADIO OPERATOR WARNING TABLE OF CONTENTS iv PRECAUTIONS OPERATING RULES DDPRIORITIES DDPRIVACY DDRADIO LICENSES Radio license for boaters (U.S.A. only) PANEL DESCRIPTION Front panel w q ertyui Microphone 2 Function display i !1 !0 BASIC OPERATION Channel selection Channel 16 Channel 9 (Call channel) 3 U.S.A.,Canadian and international channels Weather channels Receiving and transmitting CAUTION: re u rt 3 Call channel programming Channel comments Microphone lock function Display backlighting AquaQuake water draining function SCAN OPERATION Scan types SCAN OPERATION Setting TAG channels Starting a scan DUALWATCH/TRI-WATCH Description Operation Dualwatch Tri-watch DSC OPERATION MMSI code programming MMSI code check DSC address ID DProgramming address ID DDeleting address ID Position indication Distress call Transmitting DSC calls DTransmitting Individual call DTransmitting Individual acknowledgement DTransmitting Group call Page DTransmitting All Ships call DTransmitting Position Request call DTransmitting Position Report call Receiving DSC calls DReceiving a Distress call DReceiving a Distress acknowledgement DReceiving a Distress Relay call DReceiving an Individual call DReceiving a Group call DReceiving an All Ships call DReceiving a Geographical Area call DReceiving a Position Request call DReceiving a Position Report call DReceiving a Position Reply call DReceiving a Position Report Reply call SET MODE Set mode programming DSet mode construction DSet mode operation SET MODE Set mode items DScan type DDScan resume timer DDWeather alert DDDual/Tri-watch 7 DDDSC watch DDBeep tone DDAutomatic acknowledgement DDFavorite channel CONNECTIONS AND MAINTENANCE Connections 8 Supplied accessories Antenna Fuse replacement Cleaning Mounting the transceiver DDUsing the supplied mounting bracket Optional MB-92 attachment 8 Optional MB-69 installation TROUBLESHOOTING CHANNEL LIST SPECIFICATIONS AND OPTIONS Specications General Transmitter Receiver 11 MB-69 DDDimensions Options FLUSHMOUNT KIT For mounting the transceiver to a panel. MB-92 TEMPLATE