3
Inputting via Keypad
You can input alias, call numbers and messages via the
keypad. In the editing mode, you may do as follows.
Press to switch the text input methods between
alphabetic mode and numeric mode
In the alphabetic mode, press to input the
special characters. In the numeric mode, long press
to input the special characters.
Press to input the character *.
Long press to enter a space.
Locking/Unlocking the Keypad
When you do not use the keypad, you can lock it to avoid
misoperations.
Enable the Auto Lock feature
On the home screen, press the
Func/OK
key and
go to Settings -> Radio -> Keypad -> Auto Lock ->
On.
Lock/unlock the keypad.
Press the
Func/OK
key and then press
to lock
or unlock the keypad.
TMO Service
The trunked mode operation (TMO) supports either half-
duplex or full-duplex operation and allows the terminals
to communicate with each other via the TETRA network
infrastructure. Thus features that require network access
are available. To operate in TMO mode, the terminal
must be authorized by your service provider, and must
register with the network and stay within the network
coverage.
Individual Call
An individual call is a half-duplex or full-duplex call
initiated by an individual user to another individual user.
You can initiate and receive an individual call to/from an
individual contact.
Initiating an Individual Call
Half-duplex Individual Call
1. Press the
Func/OK
key and go to PhoneBook
menu to select an individual contact.
2. Hold down the
PTT
key to initiate a half-duplex
individual call.
3.
Hold down the
PTT
key to talk after the call is
established.
Full-duplex Individual Call
1. Press the
Func/OK
key and go to PhoneBook
menu to select an individual contact.
2. Press
to initiate a full-duplex individual call.
3. Both partie s can talk a t any t ime w ithout any
operation after the call is established.
Answering an Individual Call
Half-duplex Individual Call
»
In case of an incoming call with Direct Signaling,
the terminal will emit an alert tone to indicate
that the call is established successfully. At this
time, no operation is required to answer the call.
»
In case of an incoming call w
ith Hook Signaling,
the terminal will ring and vibrate to indicate this
incoming call. At this time, press
PTT
to answer
the call.
Hold down the
PTT
key to talk after the call is
established.
Full-duplex Individual Call
»
In case of an incoming call with Direct Signaling,
the terminal will emit an alert tone to indicate
that the call is established successfully. At this
time, no operation is requir
ed to answer the call.
»
In case of an incoming call with Hook Signaling,
the terminal will ring and vibrate to indicate this
incoming call. At this time, press
PTT
to answer
the call.
Both partie s can talk a t any t ime w ithout any
operation after the call is established.
Ending an Individual Call
Press to end the call.
Group Call
A group call is a half-duplex call initiated by an individual
user to other members in a predetermined group. You
can initiate a group call to the default group, and receive
group calls from the members of the group.
Initiating a Group Call
On the home screen, rotate the
Group Selector
knob to
select a group and hold down the
PTT
key to initiate a
group call to this group, whose number is displayed on
the home screen.
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