B&G Deckman - Manual (Page 60)

Zoom
3.33
Zoom
Selecting any of the following from the icon bar—or choosing
menu>zoom and then the required option— allows you to alter the scale
of the display:
this leg displays the whole leg from the previous
waypoint to current waypoint.
from boat to
mark displays the remaining distance from the
yacht’s position to the buoy.
on boat allows you to view a specified range
around the boat with the boat in the
centre of the display. The boat will
automatically be re-centred when it has
moved 20% of the distance towards the
edge of the display.
whole route zooms to allow you to see all the
waypoints in the current route
Chart zoom
in click and drag to select the area to zoom
in on.
Chart zoom
out click and drag: the present view will be
shrunk into the position of the rectangle.
zoom full
chart/ zoom
out Euronav: zooms to the full extent of the
loaded chart.
C-Map: click to zoom out.
Last zoom zooms to the previous scale/area
Next zoom zooms to the next scale/area; will only
work if the last zoom button has been
used.
Pan allows you to 'move' the chart keeping it
at the same scale.
Chart zoom
1:1
when using raster charts (ARCS, BSB,
PCX) this function allows you to zoom to
the scale at which the chart was scanned.