Hytera HP78X, User Manual

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8.10 DGNA
The Dynamic Group Number Assignment (DGNA) feature allows you to initiate a call to or receive a call from a
dynamic group temporarily created by a dispatch station. The created dynamic group is saved in a dynamic group
menu on the radio.
The radio displays "DGNA Successful" when the dynamic group is added and "DGNA Deleted" when the
dynamic group is deleted. You cannot use the dynamic group after it is deleted.
For operations of initiating, receiving, or ending a DGNA call, see 6.1 Group Call .
8.11 Priority Interrupt
The Priority Interrupt feature allows you to interrupt the ongoing activities (such as a call, a call hang status or
remote monitor) on the current channel to release the channel, so as to initiate a new call or a new data service.
This feature includes manual priority interrupt and auto priority interrupt.
8.11.1 Manual Priority Interrupt
Press the preprogrammed Priority Interrupt key to interrupt the ongoing activities.
8.11.2 Auto Priority Interrupt
Auto Priority Interrupt includes Emergency Priority Interrupt, Call Back Priority Interrupt, Message Priority
Interrupt, Radio Disable Priority Interrupt, and All Call Priority Interrupt.
With this feature preprogrammed by your dealer, you can interrupt an ongoing call in one of the following ways:

Press and hold the PTT key.

Initiate an emergency call.

Initiate an all call.

Send a message.

Send the Radio Disable command.
8.12 Emergency
The Emergency feature allows you to seek help from your companion or the control center in case of emergency.
You can initiate an emergency call with the highest priority even when your radio is transmitting or receiving.
In emergency mode, the radio transmits at high power level by default. According to the emergency type preset by
your dealer, the radio gives different indications. The available emergency types are as follows:
Emergency Type Description