Icom IC-4008E instruction manual Basic Operation, ‘ Power on, ‘ Adjusting the volume

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BASIC OPERATION 4

Power ON

Push [POWER] for 1sec. to turn the power ON.

• The power on indicator and oper- ating channel number appear on the display.

UP

DOWN

POWER

MODE

Adjusting the volume

qPush and hold [MODE] for 1sec. to open the squelch.

Busy indicator appears on

the display while the squelch is open.

Busy indicator appears.

w

wAdjust the audio to a suitable level using [VOL].

ePush and hold [MODE] for 1sec. to close the squelch.

 

R

UP

POWE

MODE

DOWN

q e

 

What is squelch?

A squelch circuit allows you to mute undesired noise while re- ceiving no signal and emit audio while receiving signals.

This provides quiet standby. The [MODE] key changes the squelch setting. This is useful to listen to weak signals that do not open the squelch.

8

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Contents I4008E Foreword Supplied Accessories Page Table of Contents Panel Description ‘ Switches, controls, keys and connectors0VOLUME Control VOL ‘ Function display Answer Back Indicator see p‘ Accessory attachment AccessoriesAntenna Belt clip ‘ Installing batteries in the battery case Battery Packs‘ Charging precautions ‘ Battery pack charging‘ About the battery pack Rapid charging with the BC-119L/BC-119+AD-89 ‘ Charging connections‘ Adjusting the volume ‘ Power onBasic Operation ‘ Selecting the operating channel Receive and Transmit ‘ Setting the group code Group Mode CtcssCtcss Continuous Tone Coded Squelch System Freq Ctcss code table‘ Smart-Ring Ring Function‘ Call-Ring Auto power OFF ‘ Initial set modeOther Functions Ring tone typeLock function PTT hold function‘ ATS Automatic Transponder System ‘ Low battery indicator‘ Resetting the transceiver ‘ Auto power save‘ LCD backlight ‘ Optional HM-75A functions Switch NormalGeneral SpecificationsOptions Battery packsChargers Speaker-microphones‘ Channel number and group number MemoChannel frequency list Memo Memo 12 CE 0560 Count on us