10
4
BASIC OPERATION
Receiving and transmitting
CAUTION: Transmitting without an antenna can damage
the transceiver.
q
Push
[
Y
] or [
Z
] to select a channel.
• When a signal is received, “
” appears.
w
Hold down
[PTT], and then speak into the microphone.
• “
” appears while transmitting.
• You cannot transmit on Channel 70.
Release
e
[PTT] to receive.
IMPORTANT: To maximize the readability of your
transmitted signal, pause for a second after pushing
[PTT]
, hold the microphone 5 to 10 cm (2 to 4 inches)
from your mouth and speak at a normal voice level.
NOTE:
• To conserve battery power, the transceiver’s Power
Save function automatically activates when no signal is
received for 5 seconds.
•
When the temperature is extremely low, the battery
protection function automatically sets transceiver power to
Low, and disables High power selection.
For USA and AUS versions: To prevent prolonged
transmission, a time-out timer cuts OFF after 5 minutes of
continuous transmission.
Adjusting the volume level
You can adjust the volume level while the “
VOL” icon is blinking.
q
Push
[VOL/SQL] once.
• The “
VOL” icon starts blinking.
• If no key operation is performed for 5 seconds, the transceiver
returns to the normal operating mode.
w
Push
[
Y
] or [
Z
] to adjust the volume level.
• The level is displayed on the screen.
Push
e
[VOL/SQL] twice.
• Returns to the normal operating mode.
4) Release to receive.
1) Select a channel.
2) Push to transmit.
3) Speak into the microphone.
Volume level.
While blinking, adjust the volume.
Summary of Contents for IC-M25
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