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Digital Selective Calling
(DSC) Operation
Operating Your Radio
Receiving An Individual Call
Caller Identified
When another station makes an Individual call to your radio,
the individual alarm will sound, the caller will be identified on
the LCD, and your radio will be switched to the channel selected
by the caller. Press any button to turn Off the alarm.
To Answer An Individual Call:
Press the Talk button and greet the caller.
Sending A Group Call
Sending a Group call is very similar to sending an individual call, except that
the group MMSI is used and the resend and DSC responses do not apply. See page 41 for
creating and entering a group MMSI.
To Send A Group Call:
1. In Standby mode, select a channel on which you want
Standby Mode
to communicate.
2. Press the Call/Set button to enter the Call Send menu.
3. Scroll to
GROUP
4. Press the Call/Set button to move to the send
Group
or exit menu.
5. Scroll to select
6. Press the Call/Set button to send the message or
return to the Call Send menu if
All radios will be switched to the channel selected in
Send/Exit
step 1. Press and hold the Talk button to send your
voice message to everyone in the group.
Anyone in the group can now also transmit on
that channel.
Group Waiting
50 English
.
SEND
or
EXIT
.
EXIT
was chosen.
Digital Selective Calling
(DSC) Operation
Operating Your Radio
Receiving A Group Call
When another station makes a Group call to your radio, the individual alarm
will sound, the caller will be identified on the LCD, and your radio will be
switched to the channel selected by the caller, just as for an individual call.
Press any button to turn Off the alarm.
To Answer A Group Call:
Caller Identified
1. Listen for the group voice message.
2. Press the Talk button and respond
only if appropriate.
Sending A Position Request
Position Request mode enables a DSC radio to obtain the position (latitude and longitude)
of a station that has a GPS device connected to the DSC radio at that station. In most
cases, a reply will be forthcoming. If for some reason, your request is not acknowledged
in five minutes, the user will be prompted to Resend the request or exit the menu.
To Request The Position Of Another Station:
1. In Standby mode, select a channel on which
Standby Mode
you want to communicate.
2. Press the Call/Set button to enter the
Call Send menu.
3. Scroll to
POS REQST
Position Request
the menu.
4. Press the Call/Set button to enter the
Individual Directory menu.
5. Scroll to the name of the station whose position you
want to request.
6. Press the Call/Set button. Your radio will send the
position request and there will be one of three
Individual Directory
possible responses:
You will receive the position.
n
You will receive a no position data response, meaning the
n
station you queried is not connected to a GPS device and
cannot send its position.
Position Request
You will receive a no reply response, meaning the operator of
n
that station has chosen not to reply to your request.
(position request) on
51
Nothing Comes Close to a Cobra
®
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