Icom iF22SR Two-Way Radio User Manual


 
11
3
BASIC OPERATION
New master
Receiving and transmitting
CHARGE the battery pack before rst operating the transceiver.
The transceiver has been pre-programmed with all the PMR fre-
quency channels and CTCSS tone
codes as a default. The CTCSS tone
number can be changed if required.
Receiving:
q Rotate the [VOL] knob clockwise to
turn the power ON.
w Rotate the [CH] selector to select the
desired operating channel.
Setting the your group code number
if required. (pgs. 1416)
e Listen for a transmission and adjust
[VOL] to a comfortable listening level.
[LED] turns to green, when the re-
ceived signal contains same CTCSS
or DTCS code number.
When no transmission is heard,
push and hold [MONI] while adjust-
ing [VOL].
The transceiver is now set to receive desired calls on the selected
channel.
Transmitting:
Wait for the channel to become clear to avoid interference.
r While pushing and holding [PTT], speak into the microphone at a
normal voice level.
[LED] turns to red.
t Release [PTT] to return to receive.
*IMPORTANT: To maximize the readability of your transmitted sig-
nal, pause a few sec. after pushing [PTT], hold the microphone 10
to 15 cm from your mouth and speak at a normal voice level.
[S-Ring
/C-Ring]
[PTT]
[MONI]
[VOL
/POWER]
[CH selector]
*microphone
IC-F22SR-(1) 02.3.23 2:29 PM Page 16 (1,1)