Hytera MD78X User Manual

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2. If the feature “Alarm with Call to Follow” is enabled, you can
speak into the microphone to make an emergency call when
the radio displays the icon
.
3. When the icon
appears, you can receive. And when a
call is received, the icon
appears.
4. If the preset Voice Cycles expire, you can hold down the PTT
key to make the emergency call again (the radio displays the
icon
, with red LED glowing). After the emergency call is
transmitted, release the PTT key to receive (the radio displays
icon
, with LED ashing orange rapidly). And when a call
is received, the icon
appears.
To exit the Emergency mode, long press the programmed
Emergency key.
Note: Your dealer may set the number of polite
retries and impolite retries number of voice
cycles, duration of each transmission and
TX interval.
Ignition Sense
The following options are available via the vehicle ignition. You
may ask your dealer to assign any one to your radio.
● PTT Disable: The PTT key is enabled or disabled by following
the ignition sense.
Operation:
Functions and Operations
To enable the PTT key, start the engine; to disable the PTT
key, stop the engine.
● Ignition or Switch: The radio powers on or off by following
either the ignition sense or the Power On/Off key.
Operation:
To power on the radio, start the engine or long press the
Power On/Off key; to power it off, stop the engine or press
the Power On/Off key.
● Ignition Only: The radio powers on or off by following the
ignition sense only. The Power On/Off key does not work.
Operation:
To turn on the radio, start the engine; to turn it off, stop the
engine (The Power On/Off key does not work).
● Disable Ignition Off: The radio powers on by following the
ignition sense, but it powers off only through Power On/Off
key.
Operation:
To turn on the radio, start the engine or long press the Power
On/Off key; to turn it off, press the Power On/Off key.
Scrambler /Encrypt
The Scrambler/Encrypt feature can encrypt your audio signals to
prevent eavesdropping. Thus privacy of your communication is
guaranteed.
This Encrypt feature can encrypt your audio signals and
messages to prevent eavesdropping. Thus privacy of your
communication is guaranteed.
Operation:

Hytera MD78X Specifications

General

Brand	Hytera
Model	MD78X
Category	Radio
Language	English