Q
t
(Qt)/ d
uiet
Alk
Your dealer may have programmed QT or DQT signaling on your transceiver
channels. A QT tone/ DQT code is a sub-audible tone/code which allows you to
ignore (not hear) calls from other parties who are using the same channel.
o
S
ptionAl
ignAling
Your dealer may also program several types of optional signaling for your
transceiver channels.
5-Tone Signaling: Refer to "5-TONE SIGNALING" on page 0.
DTMF Signaling: DTMF Signaling opens the squelch only when the transceiver
receives a call containing a matching DTMF code.
FleetSync Signaling: Refer to "S
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.
o
S
perAtor
electAble
You can change the preset encode and decode tones for the selected channel.
Up to 40 OST pairs can be pre-programmed by your dealer.
1 Select your desired channel.
2 Press and hold the key programmed as OST.
• "TONE" appears on the display, followed by the current OST number.
3 Press
/
(if the key assignment list selection is configured as "Enabled") or
<B/C> to select your desired OST number.
• You can also directly enter a number from 0 to 40 using the keypad.
4 Use the transceiver the same as in a regular call.
5 To exit OST mode and return to the preset encode/decode tones, press
5-tone Signaling opens the squelch only when the transceiver receives a matching
call. Transceivers that do not transmit the correct tones will not be heard.
Note: Your transceiver functions can include either 5-tone Signaling or FleetSync/ MDC-200.
m
S
Aking A
elcAll
A Selcall is a voice call to a particular station or to a group of stations.
1 Select your desired zone and channel.
0
SIGNALING
Q
t
igitAl
uiet
elcall
t
(oSt)
one
5-TONE SIGNALING
(S
c
electiVe
Alling
(dQt)
Alk
(S
c
elective
alling
)
)" on page .
.