Making a TMO Group Call
1. From the Home display and if this is the required group, press
and hold the PTT.
2. Wait for the talk permit tone and then speak into the microphone.
Release the PTT button to listen.
When you start a call, all members of the selected group who have
their units turned on, will receive the Group Call.
If you are in an on-going Group Call and wish to make a new call,
press
The No Group message is displayed when you are out of the
normal coverage area of your selected group. You must then select
a new group that is valid for your working location.
Receiving a TMO Group Call
Unless it is engaged in a call, your MTM800 Enhanced will receive
the Group Call. To answer the call, press and hold PTT.
Your MTM800 Enhanced shows the group name and the caller's
private number or alias if previously stored in your contact list.
Receiving a TMO Broadcast Call
The Broadcast Call (also called Site Wide Call) is a high-priority
Group Call from the console operator (or dispatcher) to all users.
The MTM800 Enhanceds are configured to monitor a Broadcast
Call, but users cannot talk back.
The Broadcast Call pre-empts an on-going Group Call that has the
same (or lower) call priority.
DMO Group Calls
In DMO the MTM800 Enhanced can be used without your Service
Provider's infrastructure.
DMO allows communication with other terminals also operating in
DMO, which are on the same frequency and group as your MTM800
Enhanced.
In DMO it is only possible to place
Calls, Emergency Group Calls, Private Calls and Private Half-
duplex Calls.
When you start a call, the members of the selected group who have
their units turned on will receive the Group Call.
to ignore the current call. Start the new call
.
the following call types:
Group
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