GTD-110/150
Chapter 5
Basic Operation
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5-3
5.1.4 Chart control keys
This function includes various display control functions involved in setting the map scale, functional
input and cancel, panning and scrolling the screen, etc. Details are as follows:
SCALE 1/SCALE 2/SCALE 3
Sets the display to a preset map scale, which is assigned to each scale key.
Zoom out key
Enlarges the whole display when it is pressed. When pressed and held the
map is continuously enlarged.
HOME key
Puts own ship’s position or cursor position in the center of the screen.
Zoom in key
Contracts the map scale when pressed. When it is pressed and held the
map is continuously contracted.
5.1.5 Navigational setting keys
POB key
Enters an emergency event such as a person over board. The POB screen is
displayed, as a result.
GOTO key
Enters a waypoint position and the screen is set to Waypoint mode.
ROUTE key
Designate a registered route and the screen is set to Route mode.
NAV key
Changes display top orientation to North, East, South, West, Waypoint direction
and the ship’s bearing.
FIX
SCL
HOME
POB
GOTO
ROUTE
NAV