Furuno 1933C - Manual (Page 136)

3. PLOTTER OPERATION
3-50
Setting speed for ETA calculation
Speed, which may be input manually or automatically, is required to calculate
ETA (Estimated Time of Arrival) to a destination.
1. Press the [MENU] key to open the menu.
2. Press the WAYPOINTS/ROUTES soft key.
3. Press the LOG soft key.
4. Press the SPEED soft key.
SPEED FOR ETA
▲
¤ SPD 0 10.0kt
¡ GPS AVG. SPEED
▼
Select speed for ETA window
5. Enter speed manually in the SPD field, or use GPS speed data (if applicable)
by selecting GPS AVG. SPEED.
6. Press the ENTER soft key or the [ENTER] knob to register your selection.
7. Press the [MENU] key to close the menu.
Switching waypoints
When you arrive to a waypoint on a route, you can switch to the next waypoint
by one of the three methods below.
PERPENDICULAR:
Automatically switches the destination waypoint when the
boat comes passes an imaginary perpendicular line passing through the center
of the destination waypoint.
ARRVL ALM CRCL:
Destination waypoint is automatically switched when the
boat comes within the arrival alarm range. For how to set the arrival alarm, see
the paragraph 3.11.2 Arrival alarm.
MANUAL:
The destination waypoint may be manually switched by using the
RESTART soft key (see page 3-49). This function is operative when “1 POINT” is
selected as the GOTO method (see page 3-44).
WPT 1
Perpendicular
Waypoint switched
at this point.
WPT 1
Waypoint switched
at this point.
Arrival Alarm Circle
WPT 2 WPT 2
Automatic waypoint switching methods