Icom IC-F2100D Series - Receiving and Transmitting Fundamentals

2
BASIC OPERATION
2-6
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CAUTION: DO NOT transmit without an antenna. It
may damage the transceiver.
Receiving:
1. Turn ON the transceiver. (p. 2-2)
2. Select a channel. (p. 2-4)
3. When receiving a call, rotate [VOL] to adjust the
audio output level to a comfortable listening level.
NOTE: Depending on the presetting, the transceiver
may automatically transmit the microphone audio
for the preset time period when a matched signal is
received. (Auto TX function)
Transmitting:
1. Wait for the channel to become clear to avoid
interference.
2. While holding down [PTT], speak at your normal
voice level.
L When a tone signaling system is used, the call
procedure described to the right may be necessary.
3. Release [PTT] to receive.
IMPORTANT: To maximize the readability of your
signal.
1. Pause briey after pushing [PTT].
2. Hold the microphone 5 to 10 cm (2 to 4 inches)
from your mouth, then speak at your normal voice
level.
D Transmitting notes
Transmit inhibit function
The transceiver has several inhibit functions which
restrict transmission under the following conditions:
• The channel is in the Inaudible mode (“ ”: Audible
icon is not displayed.)
• The channel is busy. However, depending on the
presetting, you can transmit when a call is received
that includes a non-matching (or matching) CTCSS
(DTCS), RAN (Radio Access Number), Individual ID,
or Group ID.
• The selected channel is a ‘receive only’ channel.
Time-Out Timer
If continuous transmission exceeds the preset
Time-Out Timer time, the transmission is cut off.
Penalty timer
After the transmission is cut off by the Time-Out Timer,
transmission is further inhibited for a preset penalty
period of time.
D Sending a call to a destination
When a tone frequency (2-Tone) or code (5-Tone)
is preset in the Call List, a user can select it as a
destination.
<For the Simple key and Ten-key types>
1. Push [Call List Select] to enter the Call List
selection mode.
2. Push [CH Up] or [CH Down] to select an ID or
code .
• The selected ID or code is briey displayed and set.
3. Push [Call] to make a call to the selected
destination.
Receiving and transmitting