Baofeng DM-5R - Emergency Alarm Operations; Initiating and Exiting Alarms; Receiving Alarms

Note: There are two cases where the alarm initiator exits the
alarm mode:
● Press the [CALL]button or turn off the unit to exit alarm.
● When the alarm mode is exited in other modes (see below),
the alarm on the current channel can only be temporarily exited,
and the alarm will be resumed when the channel is re-selected.
If other channel has alarm function, the radio will alarm again
when it switches to the channel.
The activation of the alarm function is configured by the dealer
(configuration path of writing frequency software: “Settings ->
Signaling system -> Emergency alarm system -> System1”).
Before using this function, you need to understand the following
concepts.
Alarm Type
The radio prompts in different modes for different alarm types, as
shown in the following table.
Alarm Mode
Except the alarm type “Disable”, other alarm types support the
following alarm modes. You can ask the dealer to select one of
them (Note: The following methods use “Conventional” alarm
type as an example).
Operation Method of Alarm in Digital Mode
The alarm system works only when the dealer has configured the
“emergency alarm system” (such as the number of courtesy
Alarm type
Disable
Conventional
Silent
Silence with
voice
Description
Turn off alarm function (alarm disabled)
When alarms, the radio gives an audible and
visual prompt.
When alarms, the radio will not give any audible
or visual prompt. At the same time, no sound is
made on any received audio.
When alarms, the radio will not give any audible
or visual prompt. However, the radio sounds
when you press and hold the PTT button to
initiate a call or respond to a call.
Alarm type
Emergency
alarm
Emergency
alarm and
call (alarm
call)
Emergency
alarm and
voice
(emergency
call)
Description
In this mode, you can press and hold the
[CALL] button to send an alarm tone to your
partners or control center but can’t talk to the
other party.
In this mode, you can press and hold the
[CALL] button to send an alarm tone to your
partners or control center, and then press and
hold the [PTT] button to speak to the
microphone, and your voice and surrounding
background sound will be sent to the receiver.
In this mode, you can press and hold the
[CALL] button to enter the alarm transmission
channel. The product automatically activates
the “emergency microphone” (without holding
down the PTT button). You can speak to the
microphone, and your voice and the
surrounding background sound will be sent to
receiver.