Hytera PD79X Ex Manual page 25

Press the programmed DTMF Keypad key.
Go to "Menu -> Phone -> DTMF Keypad", and then select "Enable". The number entered
via the keypad in the home screen is the DTMF code.
Access the phone system. When the phone system is accessed successfully, the radio goes to
2.
the DTMF keypad mode again.
The following methods are available to access the phone system.
Live Dial: Hold down the PTT key and enter the access code via the keypad. Then release
the PTT key, and the radio beeps.
Buffer Dial: Enter the access code via the keypad, and hold down the PTT key. The radio
beeps and displays the dialing information.
Enter the phone number to be called.
3.
Live Dial: Hold down the PTT key and enter the phone number via the keypad. Release the
PTT key after the complete number is entered.
Buffer Dial: Enter the phone number via the keypad and then hold down the PTT key.
Select "Back". Then go to "Menu -> Phone ->Phone List" to select a desired contact, and
hold down the PTT key.
After the call is established, you can hold down the PTT key to talk, and release it to listen.
4.
To end the call, you can send the de-access code to exit the phone system.
5.
If the phone is hung up, the call will be ended and the phone system will be exited too.
Receiving a phone call:
When the radio receives a phone call, the icon
You may hold down the PTT key within the preset time period to call back. If you do not respond to it, your
radio will provide appropriate indications.
Note:
If the Display Missed Call feature is enabled by your dealer, your radio will display the missed call
icons and
If the Display Missed Call feature is not enabled by your dealer, your radio will display the missed call
icon only.
.
will appear.
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