User's Manual

DP770 Instruction Manual 9/27
rotate counterclockwise to decrease.
C. LCD Screen
160*128, 65K colors, 1.77TFT
D. Universal Connector
Connect USB programming cable, earphone and etc.
E. Top Key
Programmable, default: short press to enable emergency alarm, long press to exit emergency
alarm.
F. LED Indicator
RED—transmitting, GREEN—receiving, Flash RED—low battery when transmitting.
G. Side Key 1
Programmable, default: none.
H. PTT Key
Press the key and speak to send a call; release the key to receive the call.
Press the key to send the data and text messages.
I. Side Key 2
Programmable, default: none.
J. Left Key
Press the key to select the items shown at the bottom left of the screen.
K. Send Key
Press the key to send the data or text messages.
L. Navigation Key
M. Right Key
Press the key to select the items shown at the bottom right of the screen.
N. ON/OFF/End Key
Long press the key to turn on/off the radio.
Press the key to stop sending the data or text messages.
Return back to the standby screen.
O. Numeric keyboard
You can input the contact number; edit the contact and text messages with the keyboard.
P. MIC
Q. Speaker
 Basic Operation