4
1
PANEL DESCRIPTION
MONITOR KEY
Activates one of (or two of) the following func-
tions on each channel independently:
• Push and hold the key to unmute the channel (audio
is emitted; ‘Audible’ condition).
• Push the key to toggle the mute and unmute condi-
tions (toggles ‘Audible’ and ‘Inaudible’).
• Push the key to mute the channel (sets to ‘Inaudible’
only).
• Push the key to unmute the channel (sets to ‘Audible’
only).
• Push the key after the communication is finished to
send a ‘reset code’.
NOTE: The unmute condition (‘Audible’ condi-
tion) may automatically return to the mute condi-
tion (‘Inaudible‘ condition) after a specified peri-
od.
WIDE/NARROW KEY
Push [W/N] to toggle bandwidth between wide or
narrow.
OUTPUT POWER SELECTION KEYS
Select the transmit output power temporarily or
permanently depending on the pre-setting.
• Ask your Dealer or System Operator for the out-
put power level for each selection.
[MONI]
[W/N]
[H/L]
BANK KEY
Select and determine a bank number.
• When the optional UT-105 is installed, push [BANK]
then push [CH UP]/[CH DN] to select operating bank
number, and then push [BANK] to determine the
bank number.
SCAN START/STOP KEY
Push this key to start scanning; and push again
to stop.
NOTE: Place the microphone on hook to start
scanning.
Take the microphone off hook to stop scanning.
Push and hold this key to indicate the scan
group, then push to select the desired group.
SCAN TAG KEY
Adds or deletes the selected channel to the scan
group.
LOCK KEY
Electronically locks all programmable keys
except the following:
• [
CALL
] (incl. [CAL A] and [CAL B]), [
MONI
] and
[
EMER
] keys.
[BANK]
[SCAN A]
[SCAN B]
[TAG]
[LOCK]
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Summary of Contents for IC-F621
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