Furuno GP-1640, Operator'S Manual

Page: 35 / 96

5-3
Changing waypoint name, comment,
proximity alarm radius
1. If necessary, you can change the name (1
to 6 characters), comment (13 characters)
and the proximity alarm radius (explained
in detail in Chapter 8) as follows:
a)
Select the NAME, COMMENT or
PROXIMITY ALARM RADIUS field.
b)
Use the cursor pad to select digit.
c)
Enter appropriate data with the
alphanumeric keys.
Note:
You cannot change shape of a waypoint
when it has a proximity alarm radius
entered. To change shape, enter all
zeroes as the proximity alarm radius.
Changing waypoint position
1. Use the cursor pad to place the cursor in
the LAT LON field.
2. Operate the cursor pad to place the cursor
on digit to change. Enter appropriate data
with the alphanumeric keys.
3. You can switch co-ordinates with the
N<-->S/E<-->W soft key.
Entering waypoints by range and
bearing
This method is useful when you want to enter a
waypoint using range and bearing to a target
found on a radar.
1. Press the [WPT/RTE] key to open the WPT
& ROUTE menu.
2. Press the WAYPOINTS soft key to open
the WPT menu.
3. Press the WAYPOINT BY RANGE &
BEARING soft key. The plotter screen
appears.
DGPS 3D
RETURN
NEW
WPT
ZOOM
OUT
ZOOM
IN
WPT
RNG BRG
135
°
12.345' E
34
°
12.345' N
'X'
FROM
224.1
0.01nm
START
POINT
X
Plotter display, Range and bearing
selected as waypoint entry method
4. Operate the cursor pad to place the cursor
on the location desired. The range and
bearing from own ship to cursor appear at
the top of the screen.
Note:
The origin point of range and
bearing can be shifted to the place
you desire. Operate the cursor pad
to select location, and then press the
START POINT soft key. “X” appears
at the cursor position.
5. Press the NEW WPT soft key. The screen
should look something like the one shown
in the Waypoint window on the previous
page.
6. If necessary, change data as you did in
“Entering waypoints by the cursor.”
7. Press the SAVE soft key to register the
waypoint.
Entering waypoints by latitude and
longitude position
1. Press the [WPT/RTE] key to open the WPT
& ROUTE menu.
2. Press the WAYPOINTS soft key to open
the WPT menu.
3. Press the LOCAL LIST (lists waypoints in
order from nearest to furthest) or
ALPHA/NUMERIC LIST soft key (lists
waypoints in alphanumeric order).