Chapter 5: Operation 105
5.12 Alarms
The chartplotter reports the following alarms
The alarms are switched on or off, and the limits set, using the Chart Set
Up function via the PAGE key menu. See Chapter 4, Chart Set Up
Parameters on page 37.
When an alarm is triggered a pop-up box describing the alarm is
displayed.
➤ To clear the message, press any key.
Alarm Indicates
Arrival The vessel has arrived at the active waypoint: it has either reached
the arrival circle (the radius of which is specified) or, has reached its
closest point of approach (defined by a line passing through the
waypoint and perpendicular to the track).
XTE The vessel has exceeded the specified distance (maximum cross
track error) from the active route leg.
Anchor The vessel has drifted from its anchor position (set when the alarm
was turned on) by more than the specified distance.
No Fix GPS fix or Differential data has been lost for more than 30 s.
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