Simrad NX40/45 Installation and Operation Manual
73
ii Look Ahead. The PPI center is positioned so that
•
the radar window is offset from the center to give
you the maximum view ahead.
Set. Offset the PPI center in the radar window. (This
•
works only when you are using relative motion (RM)
mode). Use the arrow keys to move the PPI center
to the new position then press
to confirm. The
new position must allow most of the radar sweep
to appear on the radar window; if it doesn’t, the
PPI center will be moved as close as possible to the
desired position.
7-11 Using the radar guard zones
Use either or both of the two radar guard zones and
alarms to notify you when a target enters or exits a
specified area around your boat.
From the radar window >
>
Guard zone
17-11-1 Turning a radar guard zone on or
off
Two radar guard zones are available. From the
Guard zone
menu:
Zone
> 1 selects radar guard zone 1, 2 selects radar
guard zone 2 > Set Enable to (show the radar guard
zone) or (hide the radar guard zone)
17-11-3 Change the setting for a radar
guard zone alarm
Guard Zone
>
Alarm when
> Enter sounds the alarm
only when a target enters / Exit sounds the alarm only
when a target leaves / Both sounds the alarm when a
target enters or leaves the radar guard zone.
When a radar guard zone is on, the guard zone alarm is
set automatically but you can change the setting to suit
your preferences.
17-11-4 Adjusting the boundaries of a radar
guard zone
From the
Zone
menu >
Adjust
i
•
Guard Zone The number shows the radar guard
zone that is selected.
ii
•
Sector or Circular The shape of the radar guard
zone.
iii
•
IN RANGE The distance between the inner
boundary and your boat.
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