Furuno GP-1640, Operator'S Manual

Page: 49 / 96

7-5
Setting speed for ETA calculation
Speed, which may be input manually or
automatically, is required to calculate ETA
(Estimated Time of Arrival) to a waypoint.
1. Press the [WPT/RTE] key to display the
WPT & ROUTE menu.
2. Press the LOG soft key.
3. Press the SPEED soft key.
SELECT SPEED
FOR ETA
▲
SPD 10.0kt
GPS AVG SPD
▼
Select speed for ETA window
4. Key in speed manually in the SPD field, or
use GPS speed data by selecting GPS
AVG SPD.
5. Press the ENTER soft key to register your
selection.
Switching waypoints
When you arrive to a waypoint on a route, you
can switch to the next waypoint three ways:
AUTO1, AUTO2 and MANUAL.
AUTO1:
Automatically switches the TO
waypoint when your boat is within the arrival
alarm area. For how to set the arrival alarm
area, see “8.3 Arrival Alarm” on page 8-1.
AUTO2:
Automatically switches the TO
waypoint when the boat enters the arrival
alarm range or the boat passes an imaginary
perpendicular line passing through the center
of the destination waypoint.
MANUAL:
When the boat enters the arrival
alarm area, the TO waypoint may be switched
by using the RESTART soft key (on the LOG
display). If the arrival alarm is not set, the
waypoint will not be switched. To be alerted
when you arrive at a waypoint turn on the
audio alarm. For further details, see “8.2 Audio
Alarm On/Off” on page 8-1.
To select waypoint switching method do the
following:
1. Press the [MENU] key.
2. Press the DISPLAY OPTIONS soft key.
3. Select WAYPOINTS SW.
4. Press the EDIT soft key to show the
WAYPOINTS SW window.
5. Select appropriate waypoint switching
method.
6. Press the ENTER soft key to close the
window.
7.5 Canceling Navigation
1. Press the [WPT/RTE] key.
2. Press the LOG soft key.
3. Press the STOP soft key.
4. Press the [ENTER] key to go stand by.
5. Press the RELEASE soft key.
6. Press the [ENTER] key.