DISTRESS

Lift the door and press to send a DSC distress call with a programmed MMSI number (Entering Your MMSI Number).

VOL/SQ

Press the dial to switch between volume or squelch.

Rotate the dial to adjust the volume or squelch level.

Select the key that corresponds to the on-screen item to select the item.

SELECT

On the home screen, rotate the dial to change the channel.

On the home screen, press the dial to toggle weather channels (NOAA Weather Broadcasts and Alerts).

Rotate the dial to highlight an item in a list.

Press the dial to select an item.

PWR

North America: 16/9

International: 16+

Hold to turn the radio on and off.

Press to toggle between preset channels.

DSC

Select to view a menu of DSC options.

HI/LO

Select to change the transmission mode and receiving sensitivity.

CLEAR

Select to return to the previous menu option.

Select to cancel or mute an incoming DSC call.

MENU

From the home screen, select to view configuration options.

From a menu, select to return to the home screen.