I Receiving And Transmitting; Basic Operation - Icom IC-400PRO Instruction Manual

I Receiving and transmitting

RECEIVING:
q Push [
] to turn the power ON.
w Select the desired operating channel. (p. 5)
e While receiving a signal, adjust the audio output level to a
comfortable listening level.
TRANSMITTING:
q While pushing and holding [PTT], speak into the micro-
phone at your normal voice level.
w Release [PTT] to receive.
IMPORTANT!: To maximize the readability of your signal;
➥ After pushing [PTT], pause briefly.
➥ Hold the microphone 2 to 5 cm from your mouth, then
speak into the microphone at a normal voice level.
D Transmitting notes
• 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.
NOTE: Transmission is inhibited when the channel is in 5
tone mute condition ('Inaudible' condition), or receive only
channel is selected.

BASIC OPERATION

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2
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