PANEL DESCRIPTION 1

q CHANNEL SELECTOR/SW [CH] (p. 14)

Turn to select CH1 to CH16.

w VOLUME CONTROL [OFF/VOL]

Turns power ON and adjusts the audio level. e MONITOR (Audi) key [MONI] (p. 21)

Push and hold to open the noise/tone squelch.

Push to turn the noise/tone squelch ON.

r PTT SWITCH [PTT]

Push and hold to transmit; release to receive. t WIDE/NARROW KEY [W/N] (p. 22)

Push to select Wide FM mode.

Push and hold to select Narrow FM mode.

y ANTENNA CONNECTOR

Connects the supplied antenna.

u TX/RX INDICATOR LED (p. 3)

Lights red while transmitting.

Lights green while receiving a signal, or squelch is open.

i[SP]/[MIC] JACK

Connects optional speaker-microphone.

DHM-75A Speaker Microphone key reference (OPTION)*

Mic Up

Push and hold to open the noise/tone squelch.

 

 

Mic Down

Same as [W/N] key. (p. 22)

 

 

Mic A

Push to start/stop scan function. (P. 22)

 

 

Mic B

Push several times to select output power; Low1,

 

Low2 and High. (p. 13)

 

 

*These functions are available when the optional Speaker/Mic. is con-

nected.

2

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Icom IC-F21GM Channel SELECTOR/SW CH p, Volume Control OFF/VOL, PTT Switch PTT, Antenna Connector, TX/RX Indicator LED p