User's Manual

DP405 Digital Two-way RadioUser Manual

6 Squelch on/off

Enable/Disable squelch feature. Used for receiving the weak

signals on the analogue channel.

7 Squelch Level Adjusts the signal strength required when receiving.

8 Scan

Enable/Disable scan feature and listens to the communication

activities on other channels.

9 Alert Tone on/off Enable/disable all the alert tones.

10 Zone Selection

Press this key to switch among different zones. The zones are

programmed by programming software.

11 Repeater/Talk around Enable/disable Repeater feature.

12 Nuisance Delete Deletes the channel which is useless from the scan list.

5.2 LED Indication

State Operation

Glows red Transmitting

Glows green Receiving