Furuno NAVNET 1833 - Manual (Page 141)

3. PLOTTER OPERATION
3-55
3.11.4 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 dashed lines mark the XTE alarm area.
: Alarm
Destination
waypoint Own ship
position
Alarm
setting
Intended
course
How the XTE alarm works
1. Press the [ALARM] key to open the alarm menu.
2. Use the trackball to select XTE ALARM.
3. Press the EDIT soft key to open the XTE alarm window.
XTE ALARM
▲
¡ ON 0.050nm
¤ OFF
▼
XTE alarm window
4. Select ON or OFF as appropriate.
5. For ON, use the trackball and the [ENTER] knob to enter alarm setting:
Operate the trackball to select digit; rotate the [ENTER] knob to set value.
The available XTE alarm setting is 0.001 to 9.999 miles.
6. Press the ENTER soft key or push the [ENTER] knob to register setting.
7. Press the [ALARM] key to finish.
3.11.5 Speed alarm
The speed alarm warns when your boat’s speed is within or under/over the
speed range set.
1. Press the [ALARM] key to open the alarm menu.
2. Use the trackball to select SPEED ALARM.
3. Press the EDIT soft key to display the speed alarm window.
SPEED ALARM
▲
¡ WITHIN
000.0 ~ 000.0 kt
¡ UNDER/OVER
000.0 ~ 000.0 kt
¤ OFF
▼
Speed alarm window