User's Manual

DP770 Instruction Manual 14/27

Talk-around mode

GPS is receiving the data.

GPS enabled, but no data is received.

If the icon is going round, it means the radio is scanning.

The scan stops at the ordinary channel.

The scan stops at the priority channel.

Low battery warning, the icon flashes.

Indicates the residual battery capacity.

Private call

Group call

All call

This item is selected.

This item is not selected.

9) LED indicator

RED LED flashes: receive emergency alarm call.

ORANGE LED lights on: during the time when the radio receives the call and is going to reset

(analog) or is going to call hang (digital).

ORANGE LED flashes: the radio is in emergency alarm status; there is missed call or incoming

call alert; the radio is scanning.

RED LED lights on: the radio is transmitting.

GREEN LED lights on: the radio is receiving signals (voice, short message or data) or there is an

activity on the channel.

 Transmitting and Receiving a Call

1) Selecting a zone

You can set 1024 channels at most in your radio. These channels are classified into 128 zones,

and there are 128 channels at most in each zone.

The operation is as follows:

Press the key programmed as Zone Select, and then come to the step c);

a) Press

to enter the menu;

b) Press

or rotate the knob to “ zone”, and press to select;

c) The current working zone is selected;