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Chapter 3: Operation 3-45
• Replaces all current waypoint data with MOB data.
➤ To cancel the MOB, press and hold the MARK key for 2 seconds.
The chart is re-drawn at its previous scale, and the MOB symbol and data
box are removed.
Note: The MOB procedure can also be initiated or cancelled remotely-
from other Raymarine equipment connected via SeaTalk.
3.9 Alarms & Timers
The Plotter reports the following alarms which are set using the
ALARMS key as detailed in Table 3-1.
Table 3-1: Alarm and Timer Definitions
Use the ALARMS key menu to set alarms on or off and set their limits.
When an alarm is triggered, the alarm buzzer sounds and a pop-up
window describing the alarm is displayed.
➤ To silence the alarm and clear the message, press any key.
If the alarm was generated by the Plotter, the appropriate action is taken.
For example, following an arrival alarm, the next route leg is activated.
External Alarms
All SeaTalk system alarms (except autopilot alarms) are received and
displayed on the Plotter. You can silence these alarms by pressing any
key; no other action is taken by the Plotter except to silence the alarm.
Alarm Indicates
Arrival Your 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 the perpendicular to the route leg).
Off Track Your vessel has exceeded the specified distance (maximum cross
track error) from the active route leg.
Anchor Your vessel has drifted from its anchor position (set when the alarm
was turned on) by more than the specified distance.
Countdown The countdown timer has reached zero.
Alarm Clock The time matches the specified alarm time.
81171_4.BOOK Page 45 Thursday, November 29, 2001 11:34 AM