Alarms; To Delete Routes; To Set Off Course Alarm - Humminbird NS25 Operation Manual

5. Select Add Before to add a waypoint before the selected one in the route, select Remove to
mark waypoint for removal. Continue down list and repeat as necessary.
6. Once finished, scroll to end of list until End of Route screen displays. Select Add More if
additional waypoints are needed at the end of the route. Select Done when route is complete.
This displays the Change Name screen.
7. Scroll through letter fields if it is necessary to change the route name, select OK when
finished.

To delete routes:

1. Highlight Delete, then select Yes to display the Delete Route screen with the route list.
2. Scroll through list to select a route.
3. Select Delete to mark route for deletion.
Note: A route marked for deletion is noted by an "X" next to the route symbol in the list. Routes
are deleted from memory when you exit this screen.
Sonar

Alarms

The NS25 is equipped with audible alarms alerting you to conditions such as off-course
navigating, destination arrival, position drifting, shallow water, and fish. The current setting for the
alarm displays in the upper right corner of the alarm menu. The NS25 alarms are:
Off-Course Alarm: sounds when Cross Track Error (XTE) exceeds alarm setting. Off course
alarm only functions when traveling a route.
Arrival Alarm: sounds when present position is within set range of destination point. Arrival alarm
setting for a stationary point.
Drift Alarm: sounds when present position moves beyond alarm setting for a stationary point.
Depth Alarm: sounds when digital depth is equal to or less than the alarm setting. Also sounds a
pre-alarm warning to alert you of quickly changing terrain near your alarm setting.
Fish Alarm: sounds when fish or other targets not connected to the bottom are present.
Select Alarms from the Main Menu bar to access alarm options.

To set Off Course Alarm:

1. Highlight Off Course Alarm.
2. Select ON to activate the alarm. The factory setting is .1NM.
3. Select Adjust to change the numeric alarm setting.