178SET MODE8 SET mode itemsD Beep tone function “bP”You can select silent operation by turning the beep tonesOFF, or you can have 2 types of confirmation beeps sound atthe push of a switch. When “ON” is selected, a fixed beep (Pi)sounds, and when “US” is selected, the preset beeps (e.g.do, re, mi) sound.• Beep tone synchronises with the volume level.• The beeps sound during call channel programming and a weatheralert tone indication even if this function is turned OFF.D Weather alert function “AL”An NOAA broadcast station transmits a weather alert tone be-fore any important weather announcements. When theweather alert function is turned ON, the transceiver detectsthe alert, the alert indicator (“ ”) blinks and sounds a beeptone until the transceiver is operated. The previously selected(used) weather channel is checked any time during standby,or while scanning, when the power save function is activated.• “ALT” appears when the function is set ON.D Priority scan function “Pr”The transceiver has 2 scan types—normal (OFF) and priority(ON) scans. Normal scan searches all tag channels in the se-lected channel group. Priority scan searches all tag channelsin sequence while monitoring Channel 16.D Scan resume timer “St”The scan resume timer can be set as a pause (OFF) or timerscan (ON). When OFF is selected, the scan pauses until areceived signal disappears. When ON is selected, the scanpauses for 5 sec. after receiving a signal and then resumeseven if the signal has been received.Scan resume timerOFF (default)Scan resume timer ONPushPushBeep tone ON (default) Beep tone OFFPushNormal scan (default) Priority scanPushWeather alert functionOFF (default)Weather alert functionON

OPERATING RULES

I Attachments

battery pack

panel description

I Function display

I Channel selection

weather channels

I Receiving and transmitting

I Call channel programming

I Adjusting the squelch level

scan operation

I Setting tag channels

DUALWATCH/TRI-WATCH

I CTCSS and DTCS display

I SET mode programming

I SET mode items

set mode

I Battery cautions

I Optional battery case

I Optional battery chargers

battery charging

I Attachment

TROUBLESHOOTING

VHF MARINE CHANNEL LIST

SPECIFICATIONS

QUICK REFERENCE

OPTIONS

Icom IC-M90 Instruction Manual

IC-M90

instruction manual

safety training information

in case of emergency

explicit definitions

supplied accessories and attachments

d battery pack

PANEL DESCRIPTION

function display

BASIC OPERATION

receiving and transmitting

call channel programming

adjusting the squelch level

setting tag channels

land channel operation

set mode items

charging connections

optional battery chargers

optional swivel belt clip

troubleshooting