Cursor; Shifting The Display; Selecting Chart Scale/Range; Mini Chart Cards - Furuno GP-1640 Operator's Manual

2.2

Cursor

Turning on the cursor, shifting the
cursor
Press the cursor pad to turn the cursor on, and
the cursor appears at the own ship's position.
Operate the cursor pad to shift the cursor. The
cursor moves in the direction of the arrow or
diagonal pressed on the cursor pad.
Cursor state determines what data is shown on
the display. Cursor position is displayed in
latitude and longitude or Loran or Decca TDs
(depending on menu setting) at the top of the
plotter display when the cursor is on.
34° 12.345' N FROM
135° 12.345' E
GPS 3D
Data displayed on the plotter
display when the cursor is on
Turning off the cursor, returning own
ship marker to screen center
The CENTER soft key turns off the cursor and
returns own ship marker to screen center.
2.3

Shifting the Display

The display can be shifted on the plotter
display.
1. Press the cursor pad to display the cursor.
2. Locate the cursor at a screen edge. The
screen shifts in the direction opposite of
cursor location.
2-2
NORTH
16.45nm
UP
OS 276.9°
ZOOM
IN
ZOOM
OUT
COURSE
UP
GO TO
CURSOR
CENTER
2.4 Selecting Chart
Scale/Range
Chart scale (range) may be selected with the
soft key ZOOM IN or ZOOM OUT. ZOOM IN
expands the chart; ZOOM OUT shrinks it.
Note: When the display is expanded or shrunk
beyond the range of the chart card in
use NO CHART appears, along with the
appropriate chart icon. See the table in
below.
2.5

Mini Chart Cards

The mini chart cards contain nautical charts.
When you insert a suitable mini chart card in
the slot and your boat is near land, a chart
appears.
When a wrong card is inserted or a wrong
chart scale is selected, the land will be hollow.
Insert the proper card and select a suitable
chart scale. Chart icons appear to help you
select a suitable chart scale. The following
table shows the chart icons and their
meanings.
Chart icons and their meanings
Icon Meaning
Proper card is not inserted or
chart scale is too small. Press
the soft key ZOOM IN to
adjust chart scale.
Chart scale is too large. Press
the soft key ZOOM OUT to
adjust chart scale.
Suitable chart scale is
selected.