User's Manual

DP770 Instruction Manual 27/27
(2) Make a private call from Contacts
The steps are as follows:
a) Press
to enter the menu;
b) Press
, or rotate the knob to select “ Contacts”, and press to select.
c) Press
, or rotate the knob to select “Contacts List”, and press to select. Then
press
, or rotate the knob to select the target private call contact, press to select.
Or
Press
, or rotate the knob to select “Manual Dial”, and press to select. Input the
target ID with the keyboard, and press
to select.
d) Keep your mouth 3~6 inches away from the microphone.
e) Press the PTT key to make a call, and the RED LED indicator lights on. The caller’s alias/ID
and the call type icon
displays on the LCD.
f) Wait the Talk Permit Tone to finish (if enabled *) and speak the MIC.
g) Release the PTT key to receive. If any of the group member answer the call, the GREEN LED
indicator lights on, the group type icon, alias or ID display on the LCD.
h) If the Channel Free Indication feature is enabled, you can hear a short alert tone when release
the target radio’s PTT key, (the alert tone indicates that the channel is idle) which means that
the channel is idle and you can answer the call. Press the PTT key to answer the call or the
call ends after the preset time (call hang time) is over, “Call End” displays on the LCD screen.