Icom IM422 9

36

9CONNECTIONS AND MAINTENANCE

■Supplied accessories

■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 one of the proper rating.

■Mounting the transceiver

DDUsing the supplied mounting bracket

The universal mounting bracket supplied with your transceiver

allows overhead or dashboard mounting.

•Mount the transceiver securely with the 2 supplied screws

(5 ×20) to a surface which is more than 10 mm thick and

can support more than 5 kg.

•Mount the transceiver so that the face of the transceiver is at

90° to your line of sight when operating it.

CAUTION:KEEP the transceiver and microphone at least

1 meter away from your vessel’s magnetic navigation com-

pass.

NOTE: Check the installation angle; the function display

may not be easy-to-read at some angles.

Spring washer

Flat washer

Screw

(5 × 20 mm)

EXAMPLE

Knob bolt

Fuse rating: 10 A

Mounting bracket For mounting bracket

DC power cableMicrophone hanger

and screws (3×16)

Knob bolts

Screws (5×20)

Flat washers (M5)

Spring washers (M5)

Warning sticker

Contents

Main FOREWORD D FEATURES IMPORTANT READ ALL INSTRUCTIONS 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 PANELDESCRIPTION Microphone 2 Function display BASIC OPERATION Channel selection Channel 16 Channel 9 (Call channel) 3 U.S.A., international and Canadian channels Weather channels Receiving and transmitting CAUTION: 3 Call channel programming Channel comments Microphone Lock function Display backlight 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 an Individual call DTransmitting an Individual acknowledgement Page DTransmitting a Group call DTransmitting an All Ships call DTransmitting a Position Request call DTransmitting a Position Report call DTransmitting a Polling Request call DTransmitting a Position Request Reply call DTransmitting a Position Report Reply call DTransmitting a Polling Request Reply 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 Polling Request call DReceiving a Position Request Reply call DReceiving a Position Report Reply call DReceiving a Polling Request Reply call OTHER FUNCTIONS Intercom operation OTHER FUNCTIONS Public Address (PA) function RX Speaker function SET MODE Set mode programming Set mode items DScan type DDScan resume timer SET MODE DDWeather alert DDDual/Tri-watch DDDSC watch DDBeep tone 8 DDLCD backlight DDLCD contrast DDAutomatic acknowledgement DDRadio power CONNECTIONS AND MAINTENANCE Connections 9 Supplied accessories Antenna Fuse replacement Mounting the transceiver Optional MB-69 installation TROUBLESHOOTING SPECIFICATIONS AND OPTIONS Specications Options COMMANDMIC IIHM-157 Panel description DDFront and side keys Page DDTop keys Function display Page Channel selection DDChannel 16 DDCall channel DDWeather channels DDU.S.A., International and Canadian channels Receiving and transmitting Call channel programming Lock functions DDActivating the Lock function DDActivating the All Key Lock function Display backlight Monitor function Dualwatch/Tri-watch operation Setting TAG channels Starting a scan Set mode programming DDEntering Set mode Intercom operation DDIntercom beep function Public Address function RX Speaker function 51 Channel comments qPush [YY]or [ZZ]to select a channel to program a channel comment. wWhile pushing [CH/WX U/I/C], push [169]. A cursor and the rst character start blinking alternately. eSelect the desired character by pushing [Y]or [Z]. Installation Page CHANNEL LIST DSC operation only Low power only. Momentary high power. TEMPLATE