ICOM 290500 Benutzerhandbuch

Seite von 40
10
4
BASIC OPERATION
New2001
■ Call channel programming
The call channel key is used to select Channel 9 by default,
however, you can program your most often-used channel in
each channel group for quick recall.
q Push and hold [CH/WX•U/I/C] for 1 sec. to several times to
select the desired channel group 
(USA, INT, CAN)
to be pro-
grammed.
w Push and hold [16•9] for 1 sec. to se-
lect the call channel.
• “CALL” and call channel number appear.
e Push and hold [16•9] again for 3 sec.
(until a long beep changes to 2 short
beeps)
to enter call channel program-
ming condition.
• Call channel number to be programmed
blinks.
r Push 
[Y
Y]/[Z
Z]
to select the desired
channel.
t Push [16•9] to program the displayed
channel as the call channel.
• The call channel number stops blinking.
■ Lock function
This function electronically locks all keys 
(except for [PTT][
and [H/L•LOCK])
to prevent accidental channel changes and
function access.
➥ Push [H/L•LOCK] for 1 sec. to turn the lock function ON
and OFF.
■ Monitor function
The monitor function releases the noise squelch mute to
check the volume level. See p. 19 for details of the monitor
switch action.
➥ Push and hold [
for 1 sec. to activate the monitor func-
tion.
• “
” and “
” appear and audio is emitted.
Push
for 1 sec.
Appears while the 
monitor function is 
in use.
Push
for 1 sec.
Appears while the lock
function is in use.
IC-M72_0.qxd  05.11.21 18:46  Page 10 (1,1)