NorthStar 951x Betriebsanweisung

The word NEW indicates any alarm messages you haven’t pre-
viously displayed. 

The unit’s alarm types and descriptions are as follows:

CLOSE

you’ve come within 900 feet of the arrival circle of 
the current waypoint (the arrival-circle radius is 
set from the 

ALARMS/ALARMS & BACK-

LIGHT 

screen)

YES, after 5 seconds

ARRIVE

you’ve entered the arrival circle of the current 
waypoint

YES, after 5 seconds

PASS

you’ve passed abeam of the waypoint, without 
entering the arrival circle

YES, after 5 seconds

CHANGING

switching to next leg of route (“NOW NAVIGAT-
ING TO . . .”)

YES, after 5 seconds

AVOIDANCE 
AREA

you’ve entered an avoidance-area circle 

NO, potential hazard 
ahead

ANCHOR DRAG

anchor is dragging beyond limit set on 

ALARMS/

ALARMS & BACKLIGHT

 screen

NO, requires immedi-
ate attention

NO LORAN FIX

no position fix received from external loran

YES, when condition 
clears

DGPS LOST

DGPS data time-out exceeded

“

NO GPS FIX

no position fix from GPS

“

NO LORAN 
DATA

communication failure with external loran receiver

“

NO GPS DATA

communication failure with GPS receiver module

“

POOR LORAN 
FIX

BLINK, CYCLE or LOW SNR detected at loran

“

CROSS-TRACK
LIMITS 
EXCEEDED

off-course in excess of limits set in 

CROSS 

TRACK ALARM

only when you’re within 
limits