Hytera PDC760 - 3.1.3 All Call; 4. Network and Data Sharing; 4.1 PMR Network; 4.2 RoIP Network

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Off Air Call Set-Up (OACSU)
When receiving an OACSU private call, you can answer the call without any operation.
Managing a Private Call
During a private call, the calling party can perform the following operations:
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To record the call, tap .
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To dial again, tap to open the Dialer.
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To switch to the conversation interface, tap .
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To obtain or send location information, tap to access the positioning interface.
Ending a Private Call
Conventional Mode
A private call automatically ends when the call hang time expires.
Trunking Mode
A private call ends in one of the following cases:
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The calling or called party taps or presses the On-Off/End key.
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The call hang time expires.
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The call duration exceeds the preset time.
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The BS signal is lost.
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A pre-emptive call or an emergency call occupies the channel.
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The calling party changes the contact with the Clear Down feature enabled.
3.1.3 All Call
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Conventional mode
An all call is a call from an individual user to all the other users on the current digital channel.
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Trunking mode
An all call is a call from an individual user to all the other users in a specific base station, area, or system.
The all call can be either of the following types:
 Broadcast All Call: Only the calling party can transmit voice.
 General All Call: Both the calling party and the called party can transmit voice.