Icom IC-F3161T Instruction Manual page 13

MEMORY CH 1/2/3/4 KEYS "CH1" "CH2" "CH3" "CH4"
Push to select the memory channels 1 to 4 directly.
MONI KEY "MON"
➥ Push to mute and release the CTCSS (DTCS) or 2-tone
squelch mute. Open any squelch/deactivate any mute
while pushing and holding this key. (LMR operation only)
➥ Activates one of (or two of) the following functions on each
channel independently: (PMR operation only)
• Push and hold to un-mute the channel (audio is emitted; 'Audible'
condition).
• Push to mute the channel (sets to 'Inaudible' only).
• Push after the communication is finished to send a 'reset code'.
(5-tone/BIIS operation only)
NOTE: The un-mute condition ('Audible' condition) may
automatically return to the mute condition ('Inaudible'
condition) after a specified period.
LIGHT KEY "LIGT"
Push to turn the transceiver's backlight ON temporarily only
when the backlight function is turned OFF in user set mode.
LOCK KEY "LOCK"
➥ Push and hold for 1 sec. to electronically lock all program-
mable keys for preventing accidental frequency changes
and unnecessary function access except the following:
[PTT], [Call] (incl. Call A and Call B), [Moni(Audi)],
[Light], [Emergency], [Surveillance], [Lone Worker] and
[OPT 1/2/3].
➥ Push and hold for 1 sec. again to turn the lock function OFF.
PANEL DESCRIPTION
LONE WORKER KEY "LONE"
Push to turn the Lone Worker function ON or OFF.
• If the Lone Worker function is activated, the Emergency function is
automatically turned ON after the specified time period has passed
with no operation is performed.
HIGH/LOW KEY "H/L"
Push to select the transmit output power temporarily or per-
manently, depending on the pre-setting.
• Ask your dealer for the output power level for each selection.
C.TONE CH SELECT KEY "T SEL"
Push to enter the continuous tone channel selection mode.
Then select the desired tone frequency/code setting with [CH
Up] or [CH Down]. After the selection, push this key again to
set.
TALK AROUND KEY "TA"
Push to turn the talk around function ON and OFF.
• The talk around function equalizes the transmit frequency to the
receive frequency for transceiver-to-transceiver communication.
WIDE/NARROW KEY "W/N"
Push to toggle the IF bandwidth between wide and narrow.
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