Motorola XPR 4380 用户手册
Advanced Features
English
24
5
Wait for the Talk Permit Tone to finish (if enabled) and speak
clearly into the microphone.
OR
clearly into the microphone.
OR
Wait for the PTT Sidetone to finish (if enabled) and
speak clearly into the microphone.
6
Release the PTT button to listen.
7
When the channel is free for you to respond, a short
alert tone sounds (
if the Channel Free Indication
feature is enabled). Press the PTT button to respond.
OR
Once your call ends, press the programmed Emergency
Off button to exit the Emergency mode.
OR
Once your call ends, press the programmed Emergency
Off button to exit the Emergency mode.
If your radio is set to Silent, it will not display any audio or visual
indicators during Emergency mode, or allow any received calls
to sound through the radio’s speaker, until you press the PTT
button to initiate the call.
indicators during Emergency mode, or allow any received calls
to sound through the radio’s speaker, until you press the PTT
button to initiate the call.
If your radio is set to Silent with Voice, it will not display any
audio or visual indicators during Emergency mode, but allow
incoming calls to sound through the radio’s speaker. The
indicators will only appear once you press the PTT button to
initiate, or respond to, the call.
audio or visual indicators during Emergency mode, but allow
incoming calls to sound through the radio’s speaker. The
indicators will only appear once you press the PTT button to
initiate, or respond to, the call.
Sending an Emergency Alarm with Voice to
Follow
This feature allows you to send an Emergency Alarm to a group
of radios. Your radio’s microphone is automatically activated,
allowing you to communicate with the group of radios without
pressing the PTT button.
of radios. Your radio’s microphone is automatically activated,
allowing you to communicate with the group of radios without
pressing the PTT button.
This activated microphone state is also known as “hot mic”.
If you press the PTT button during the programmed hot mic
transmission period, the radio ignores the PTT press and
remains in Emergency mode.
transmission period, the radio ignores the PTT press and
remains in Emergency mode.
NOTE: If you press the PTT button during hot mic, and
continue to press it after the hot mic duration expires,
the radio continues to transmit until you release the
PTT button.
the radio continues to transmit until you release the
PTT button.
Procedure:
1
Press the programmed Emergency On button or the
Emergency footswitch.
Emergency footswitch.
2
The green LED lights up.
3
Once a tone sounds, speak clearly into the microphone.
When hot mic has been enabled, the radio automatically
transmits without a PTT press until the hot mic duration
expires.
When hot mic has been enabled, the radio automatically
transmits without a PTT press until the hot mic duration
expires.