Alternating Hot Microphone; Silent Emergency Mode - Motorola MTP850 Feature User Manual

Alternating Hot Microphone

The Alternating Hot Microphone is an enhancement of the Hot Microphone. After activation, the radio alternately
enters transmission phases (your microphone is active) and reception phases (you can only listen) for an amount of
time precisely determined by your service provider.
If this feature is enabled, you can initiate the Alternating Hot Microphone by pressing the
want to finish earlier or skip the transmission phase, press the END key.
The Alternating Hot Microphone terminates when one of the following conditions is met:
• The radio exits the Emergency Mode.
• The Alternating Hot Microphone timer expires.
• The button is pressed.
PTT
• The right SOFT key is pressed (only during the transmission phase).
Note: When the radio goes out of the service, it enters the reception phase and the Alternating Hot
Microphone is on hold. When the radio is back to the service, the Hot Microphone transmission and the
Alternating Hot Microphone resume.
Note: When you are in the Emergency Mode, pressing the
Microphone.

Silent Emergency Mode

The Silent Emergency Mode is a type of emergency services that provides no audible indications and no keypad tones
at the entrance. All the display indications are as in the home mode. However, the radio cannot use any services
except for:
• Receiving Ambience Listening
• Sending Silent Emergency Alarms
• Sending GPS location reports
Note: If you try to activate any other feature, it is blocked.
If the Silent Emergency feature is enabled, the radio enters Silent Emergency Mode on pressing the EMERGENCY
button. After entering this Mode the radio stays in TMO or switches to it, depending on the actual state. Once in
TMO, the radio sends Silent Emergency Alarm.
Note: If the radio is in a private or group call, the radio waits until the call ends and then enters the Silent
Emergency Mode.
The radio keeps re-sending the alarm until successful sending is confirmed. After the alarm is successfully delivered,
the radio stays in Silent Emergency Mode and waits for the Ambience Listening.
Your radio exits the Silent Emergency Mode, under the following conditions:
• Press MENU and then # key within 3 seconds.
• Press MENU simultaneously with right NAVIGATION key.
• Press both SOFT keys simultaneously.
• No success in sending the Silent Emergency Alarm and the maximum number of retries has been reached.
• The control room terminates the Silent Ambience Listening.
• The Ambience Listening is disconnected due to another reason.
If you turn off the radio in the Silent Emergency Mode, the radio switches to pseudo power off state. In this state, the
radio appears to be turned off. However, the radio is still on and in the Silent Emergency Mode. On turning the radio
on during the pseudo power off state, the radio acts as during turning on and still is in the Silent Emergency Mode.
EMERGENCY
button restarts the Alternating Hot
EMERGENCY
Modes | 57
button. If you
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