Garmin GPSMAP 4210 Owner's Manual - Page 50

Radar Targeting, Radar, Enable Guard Zone, Adjust, Guard Zone, Corner 1, Rocker, Circular

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Using Radar To enable the guard zone: From the Home screen, select Radar > Sentry > Menu > Sentry Setup > Enable Guard Zone. To adjust the guard zone boundaries: 1. While the guard zone is on, from the Radar screen, select Menu > Sentry Setup > Adjust Guard Zone > Move Guard Zone. 2. Select an option: • Corner 1 (and Corner 2): Defines a guard zone that does not completely encompass the boat. Use the Rocker as indicated by the arrows ( and ) to define the size of the guard zone. Use Corner 1 or Corner 2 to change the reference point. • Circular: Joins the guard zone to completely encompass the boat. Use Corner 1 or Corner 2 to adjust the size. Corner 1 Corner 2 Circular Radar Targeting Note: MARPA requires the use of a heading sensor. The heading sensor must output the NMEA 0183 sentence HDM or HDG. 1. From the Radar screen, use the Rocker to begin targeting. As you move the target over objects on the radar, target options appear along the right side of the screen. Heading line Target options Target Cruising Screen - Targeting 2. Select an option: • Select Create Waypoint to mark a waypoint at the targeted object or location. • Select Acquire Target to assign a Mini Automatic Radar Plotting Aid (MARPA) tag to the targeted object. • Select Drop VRM/EBL to set the Variable Range Marker (VRM) and Electronic Bearing Line (EBL) to measure range and bearing to a target. Using Radar 46 GPSMAP 4000 Series Owner's Manual

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4³
GPSMAP 4000 Series Owner’s Manual
Using Radar
U
SING
R
ADAR
To enable the guard zone:
From the Home screen, select
Radar
>
Sentry
>
Menu
>
Sentry Setup
>
Enable Guard Zone
.
To adjust the guard zone boundaries:
1. While the guard zone is on, from the Radar screen, select
Menu
>
Sentry Setup
>
Adjust
Guard Zone
>
Move Guard Zone
.
2. Select an option:
Corner 1
(and
Corner 2
): Defines a guard zone that does not completely encompass the
boat. Use the
Rocker
as indicated by the arrows (
and
) to define the size of the guard
zone. Use
Corner 1
or
Corner 2
to change the reference point.
Circular
: Joins the guard zone to completely encompass the boat. Use
Corner 1
or
Corner 2
to adjust the size.
Circular
Corner ±
Corner 2
Radar Targeting
NOTE:
MARPA requires the use of a heading sensor. The heading sensor must output the NMEA 0183
sentence HDM or HDG.
1. From the Radar screen, use the
Rocker
to begin targeting. As you move the target over objects
on the radar, target options appear along the right side of the screen.
Cruising Screen - Targeting
Heading line
Target options
Target
2. Select an option:
Select
Create Waypoint
to mark a waypoint at the targeted object or location.
Select
Acquire Target
to assign a Mini Automatic Radar Plotting Aid (MARPA) tag to the
targeted object.
Select
Drop VRM/EBL
to
set the Variable Range Marker (VRM) and Electronic Bearing Line
(EBL) to measure range and bearing to a target.
•
•
•
•
•