Furuno GP-1850WF - Manual (Page 67)

9. PLOTTER ALARMS
9-3
9.5 XTE (Cross Track Error)
Alarm
The XTE alarm warns you when your boat is
off its intended course. When the XTE alarm
is active, two red dashed lines mark the XTE
alarm area.
: Alarm
Destination
waypoint
Own ship's
position
Alarm
setting
How the XTE alarm works
1. Press the [ALARM] key to open the alarm
menu.
2. Press ▲ or ▼ to select XTE ALARM.
3. Press the EDIT soft key to open the XTE
alarm window.
XTE ALARM
▲
ON 0.100nm
OFF
▼
XTE alarm window
4. Press ▲ to select ON.
5. Key in the alarm range desired. The XTE
alarm range is 0.001 to 9.999 miles.
6. Press the ENTER soft key or the
[ENTER] key to register your selection.
9.6 Speed Alarm
The speed alarm warns you when your
boat’s speed is within, over/under or under
the speed range set.
1. Press the [ALARM] key to open the alarm
menu.
2. Press ▲ or ▼ to select SPEED ALARM.
3. Press the EDIT soft key to display the
speed alarm window.
SPEED ALARM
▲
WITHIN 1 5.0 ~ 15.3
OVER/UNDER kt
OFF
▼
Speed alarm window
4. Press ▲ or ▼ to select WITHIN or
OVER/UNDER.
5. Key in the alarm range desired.
6. Press the ENTER soft key or the
[ENTER] key to finish.
9.7 Proximity Alarm
The proximity alarm alerts you when your
vessel nears a waypoint by the distance set
for that waypoint on the waypoint list. This
distance is called the proximity alarm radius.
The waypoint having a proximity alarm
radius is shown with
. You can globally
activate or deactivate the proximity alarm
here.
1. Press the [ALARM] key to open the alarm
menu.
2. Press ▲ or ▼ to select PROXIMITY
ALARM.
3. Press the EDIT soft key to show the
proximity alarm window.
PROXIMITY ALARM
▲
ON
OFF
▼
Proximity alarm window
4. Select ON or OFF by the cursor pad.
5. Press the ENTER soft key or the
[ENTER] key to register your selection.