57
Emergency Operation
Making an Emergency Group Call
To initiate or answer a call while in Emergency Mode:
• Press and hold PTT.
• Wait for the talk permit tone (if configured) and talk.
• Release PTT to listen.
For the delivery reports, see “Sending an Emergency Alarm”
above.
You can also participate in an Emergency Group Call
(initiated by others) in Emergency Mode or in a standard
Group Call.
Hot Microphone Feature
If the Hot Microphone feature was programmed into your
MTH800 by your Service Provider, you can make an
Emergency Group Call without the need to press and hold
the PTT.
The following will happen upon entering Emergency Mode:
1. The MTH800 will automatically send an Emergency
Alarm to the dispatcher (if configured by your Service
Provider).
2. A Talk permit tone will be heard.
3. The following typical display will appear:
The microphone will stay open for a time
period determined and programmed by
your Service Provider.
After the Hot Microphone time period expires,
or if you press PTT during the Hot Microphone
period, or if you press
End soft key: the Hot Mic Ended
message will be displayed.The talk session ends. To
resume, press the Emergency button again.
While in an Emergency Group Call, you can still perform group operations
(such as changing group/folder, searching for a group, or entering the My
Groups folder).
Hot Mic On
Folder 1
Talkgroup 1
Optns End
6802972C35.book Page 57 Monday, August 16, 2004 9:22 PM
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