Operation Manual

8120 Installation and Operation Manual9

2 Basic Operation

Overview of the keys



ESC

– Go back to an earlier menu or window. Any changes

are ignored. In chart mode centers chart at boat’s position.



DISPLAY

– This is a powerful key that allows you to setup the

display the way you want. Main displays can be saved as

favorite displays for easy access from the key.



– Show a menu of the options for the current active

window.



ENTER

– Start an action or accept a change.



– This key changes the range on a window eg. Chart or

Sonar zooms



– Cursor keys, to move the cursor or the selection

highlight.

 – The key selects which window you are working

with. The Active window is indicated with a red border.

 – The key allows you to quickly switch between

your saved favorite displays.



GOTO

AUTO

– For a navigation display: Start navigating to a point,

waypoint or along a route (see section 3-4). For sonar display:

Select a sonar operating mode (see section 8-1).



SETUP

– The setup key takes you to the setup menu which

allows advanced configuration of the 8120.

 – This key places a waypoint on the Active Chart

Window.

 – Man overboard (MOB, see section 2-3).

 – Turn Instrument on and off (see section 2-2); adjust the

backlighting (see section 2-3).

Display – All windows and the data header/Compass

Window – A part of the display in which a particular function is shown eg. The Chart window

on a Chart + Sonar display.