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This option will determine whether
or not a beep is heard after each
button press. Press the MENU
button ❶ twice and the display will
either show “b” or “-”. Within 7
seconds, press the CHANNEL/
VOLUME Up or Down button ❷ to
turn the beep on (“b” will appear in
the display), or off (“-” will appear).
Press the ENTER/LOCK button ❸
when done.
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To transmit, press and hold the
TALK button and speak into the
built-in microphone (or the external
microphone, if connected). When
the TALK button is pressed, the
Transmit indicator will light and the
speaker will be muted. When the
TALK button is released, the
listener will hear a beep to confirm
you are done speaking.
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TO SET THE BEEP
TO TRANSMIT
This function will unmute the
speaker/disable Auto Squelch as
long as it is pressed. This is useful
to hear signals that are too weak
to be recognized or to adjust the
volume to background noise. To
monitor, simply press and hold the
MONITOR button.
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This function will send a
distinctive tone to users who are
tuned to the same channel as
your unit. The users you are
trying to reach will recognize your
distinctive call tone. To send a call
tone, simply press the CALL
button once.
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TO MONITOR
TO SEND A CALL TONE
OPERATION (CONTINUED)
MK1800 O/M.QXD 9/10/01 7:43 AM Page 6