■
Optional Signaling
Your dealer may also program several types of optional signaling for your
transceiver channels.
2-tone Signaling:
2-tone Signaling opens the squelch only when your
transceiver receives a call containing matching 2 tones.
DTMF Signaling:
DTMF Signaling opens the squelch only when the
transceiver receives a call containing a matching DTMF code.
FleetSync Signaling:
Refer to “S
elcall
(S
elective
c
alling
)” on page 4.
MDC-1200:
MDC-200 is a data system using Audio Frequency Shift Keying
(AFSK). Transceivers communicate at a 200 baud rate, using 200 Hz and
00 Hz tones.
lcd b
righTneSS
The LCD backlight can be turned off or set to low or high levels. To cycle through
the brightness settings, press the key programmed as
LCD Brightness
.
• Each press of
LCD Brightness
cycles the brightness level from high to low to off, and
then back to high.
h
orn
A
lerT
To use the Horn Alert function, your dealer must install an optional unit. When
a call is received that matches the optional signaling set up on your transceiver,
Horn Alert causes the vehicle horn or some other external alert to sound. This
function notifies you of a received call when you are away from your vehicle.
To toggle Horn Alert ON and OFF, press the key programmed as
Horn Alert
or
access the Menu {page 9}.
• HA momentarily appears on the display when Horn Alert is active.
p
ublic
A
ddreSS
(pA)
To use the Public Address system, your dealer must install an optional unit and
an external speaker. This function causes all audio input via the microphone to
be amplified and output through the external speaker.
To use the PA system:
1
Press the key programmed as
Public Address
or access the Menu {page 9}
• PA appears on the display when the PA system is active.
2
Press and hold the microphone
PTT
switch, then speak into the microphone.
• Use the
Volume Up
and
Volume Down
keys to adjust the audio output from the
external speaker.
3
Press the
Public Address
key again or change the zone or channel to return
to normal operation.
Summary of Contents for TK-5720
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