Icom IM422 2

4

2PANELDESCRIPTION

■Function display

qCHANNELCOMMENT INDICATOR

➥Channel comment appears and scrolls if programmed.

(p. 9)

➥“ ” or “ ” blinks during Dualwatch or Tri-watch, re-

spectively. (p. 12)

➥“ ” or “ ” appears during Priority or Normal

scan, respectively. (p. 11)

➥

In Set mode, indicates and scrolls the selected item. (p. 9)

wWEATHER CHANNELINDICATOR (pgs. 6, 33)

➥“WX” appears when a weather channel is selected.

➥“WX ALT” appears when the Weather Alert function is

in use; blinks when an alert tone is received.

eRX SPEAKER INDICATOR (p. 31)

Appears during the RX Speaker mode.

rLOCALINDICATOR (p. 7)

Appears when the Attenuator function is turned ON.

tLOW BATTERYINDICATOR

Appears when the battery voltage drops to approx. 10 V

DC or below.

yDSC INDICATOR

Indicates the DSC status.

• “DSC” appears when a DSC call is received. (pgs. 25, 26)

• “POS REPLY” appears when a Position Request Reply call or

Position Report Reply call is received. (pgs. 28, 29)

uGPS INDICATOR

➥Appears while valid position data is received.

➥Blinks when invalid position data is received.

➥Disappears when no GPS receiver is connected.

iDUPLEX INDICATOR (p. 6)

Appears when a duplex channel is selected.

oCHANNELNUMBER READOUT

➥Indicates the selected operating channel number.

• “ ” appears when a simplex channel is selected. (p. 6)

➥In Set mode, indicates the selected condition. (p. 32)

!0 CHANNELGROUP INDICATOR (p. 6)

Indicates whether a U.S.A. “USA,” International “INT” or

Canadian “CAN” channel is in use.

!1 CALLCHANNEL INDICATOR (p. 5)

Appears when the call channel is selected.

!2 BUSYINDICATOR (p. 7)

Appears when receiving a signal or when the squelch opens.

!3 TRANSMIT INDICATOR(p. 7)

Appears while transmitting.

!4 LOW POWER INDICATOR (p. 7)

Appears when low power is selected.

!5 TAG CHANNELINDICATOR (p. 11)

Appears when a TAG channel is selected.

!3 !4 !5

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q

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youi

!2

!1

!0

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