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Operation

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Options menu key. Provides access to additional features and relevant 
shortcuts on certain screens. 

Back / Home key. When pressed with a short press cancels the current oper-
ation and moves to the previous menu or if pressed and held will return to the 
home screen.

Select key. When pressed selects the current option highlighted on the 
screen.

Up, down, left and right function keys. Provide an alternative means of 
navigating around the screen.

Speaker. The speaker is located behind the ‘Scroll’ wheel and can provide an 
audible sound when a key is pressed, a message is received, or an alarm is 
activated. Sounds can be enabled or disabled via the Sounds Settings menu. 

Micro SD card. The micro SD card socket (behind the door) is provided to al-
low uploading of new software to the transceiver.

Display. The display shows essential AIS operating information and allows for 
configuration of the transceiver via the menus.

Press and hold the ‘Navigation/Screen brightness’ key. The screen will 
change to the Display and unit settings menu screen. 

Press the ‘Navigation/Screen brightness’ key. The screen will change to the 
Navigation menu screen. Move to the desired navigation status icon to select 
it.