3
BASIC OPERATION
3-8
CAUTION:
DO NOT
transmit without an antenna� It
may damage the transceiver� See pages 1-3 and 2-6
for accessory attachments�
Receiving:
1� Turn ON the transceiver� (p� 3-2)
2� Select a channel� (p� 3-4)
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 matching signal is
received� (Auto TX function)
Transmitting:
Wait for the channel to become clear to avoid
interference�
1�
While holding down [PTT], speak at your normal
voice level�
• When a tone signaling system is used, the call
procedure described on page 3-9 may be necessary�
2� Release [PTT] to return to receive�
IMPORTANT:
To maximize the readability of your
signal�
1. Pause briefl 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 does not appear�)
• The channel is busy. However, depending on the
presetting, you can transmit when a call is received
that includes an non-matching (or matching) CTCSS
(DTCS), CC, 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 limit, the transmission is cut off.
Penalty timer
After the transmission is cut off by the Time-Out Timer,
transmission is further inhibited for the preset penalty
timer period�
Receiving and transmitting
