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TMO Voice Services
Related field is:
Paragraph 18.2.1 "Emergency Alarm"
18.2.8
Emergency Cancel Timer
This defines the period of time in milliseconds that the user must keep the relevant button pressed
for the terminal to exit emergency mode.
Note: Ensure that Emergency Alarm or Emergency Call is enabled to activate this timer.
The range for this option is 250 - 3750 msecs. The default is 2000 msecs.
18.2.9
Emergency Wait Ack Timer
This entry defines the period of time in seconds that the terminal will wait for an acknowledgment,
between retries, after sending an emergency alarm.
Note: The number of retries is dependent on the Emergency Alarm Retries parameter.
The range for this option is 2 - 60 seconds and the default is 5 seconds.
18.2.10 Emergency Alarm Retries
The entry in this field defines the number of times that the terminal will transmit the emergency
alarm in an attempt to receive an acknowledgement to the emergency call.
The range for this option is 0 - 255 and the default is 7.
18.2.11 Emergency Group Address Type
There are 2 options, Tactical & Non Tactical.
•
A tactical (normal) call allows the user to initiate the call on the currently selected talkgroup.
•
A non-tactical call initiates on the configured talkgroup. The group might be different than the
one displayed on the terminal screen when the user starts the call. When in non-tactical, the
user will not be able to switch talkgroups.
Note: Not all systems support this feature.
18.2.12 Emergency ISSI/GSSI
This option defines where the emergency call is sent, this feature is not supported on all systems.
The address to which emergency calls will be sent, is entered in this field and can be either a group
or private address (GSSI or ISSI). The default group address is 0.
Note: For radios configured for Non-Tactical Emergency, the Non-Tactical Emergency GSSI shall
be added to TMO Talkgroup list (if not already present) before enabling the Enhanced Security
license.
18.2.13 Non Tactical Alias
If the non tactical emergency call option is chosen, a name alias can be entered in this field.
18.2.14 Emergency Private Call Type
This (non-editable) field shows the call type of the terminal-initiated Emergency Private Call:
March 2009
Chapter 3 - MTP850 Ex/MTP810 Ex Product Information Manual
3-65
6866588D21-D
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