Operation
TETRA emergency calls (TMO emergency calls)
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Ending a TETRA emergency call
When neither you nor the called subscribers are no longer speaking, the connection
is cut automatically after a certain period. Otherwise, you can terminate the emer-
gency call manually.
Perform the following steps:
Press the
‹Hang up› (11)
key to terminate the connection.
The FT4 is shown here
11
Done.
TIP
If you wish to use the TETRA emergency call in duplex mode, change the setting of
the alarm voice connection to the “Full duplex voice connection” and specify the the
desired target number (ISSI). Full duplex group calls with “GSSI” are not possible.
