Under analogue channel, open voice reception path to receive weak
signals.
Under digital channel, no response when this key is pressed.
Start/stop scanning other channels and receive traffic from them.
Enable/disable all alert tones.
Delete an unnecessary channel (e.g. interference channel) dwelled on
during scan, and then continue scan.
On a repeater channel, press it to enter/exit repeater mode.
Low battery. Please charge it.
In call hold state under digital mode. Exit when hold time is up.
The channel unusable. Switch to another channel to quit.
CPS is reading configurable parameters of the radio.
Green Light Flashing Fast
CPS is programming configurable parameters of the radio.