Icom IC-F410 [10/20] Operation

■ Receiving and transmitting

RECEIVING:

q Push [K

] to turn the power ON.

w Push []/[]to select a channel.

e When receiving a call, adjust the volume [UP] or [DOWN]

to a comfortable listening level.

TRANSMITTING:

r Take the microphone off hook.

• 5-tone mute may be released.

• A priority channel may be selected automatically.

t Wait for the channel to become clear.

• The channel is busy when TX/RX LED turns green.

y Push the [CALL] key when initiating a call from your side.

• Coded audio may be heard from the transceiver.

• This operation may not be necessary depending on your signal-

ing system. Ask your system operator or dealer.

u While pushing and holding [PTT], speak into the micro-

phone at your normal voice level.

i Release [

PTT] to receive.

IMPORTANT: To maximize the readability of your signal:

(1) pause briefly after pushing [

PTT], (2) hold the trans-

ceiver 15 to 20 cm from your mouth, then speak into the

microphone at a normal voice level.

OPERATION

D Transmitting notes

• Transmit inhibit function

The transceiver has several lockout/inhibit functions which re-

strict transmission under the following conditions:

• The channel is in mute condition.

• Channel is busy.

• No matched (or matched) CTCSS is received.

• The selected channel is a ‘receive only’ channel.

• Time-out timer

After continuous transmission for a pre-programmed period,

the time-out timer is activated causing the transceiver to stop

transmitting and automatically select receive.

• Penalty timer

Once the time-out timer is activated, transmission is further

inhibited for a period determined by the penalty timer.