PTT

Hold to broadcast.

DISTRESS

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

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

ENTER

On the home screen, rotate to change the channel.

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

Rotate to change the volume or squelch level after pressing the VOL/SQ key.

Rotate to highlight an item in a list.

Press 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.

HI/LO

Press to change the transmission mode and power settings.

CLEAR

Press to return to the previous menu option.

Press to cancel or mute an incoming DSC call.

MENU

From the home screen, press to view configuration options.

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

DSC

Press to view a menu of DSC options.

VOL/SQ

Press to switch between volume or squelch.