Garmin GPSMAP 5215 Owner's Manual - Page 51
Radar Targeting, Radar, Enable Guard Zone, Adjust Guard, Corner 1, Circular, Acquire Target
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Using Radar To enable the guard zone: From the Home screen, touch 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, touch Menu > Sentry Setup > Adjust Guard Zone > Move Guard Zone. 2. Select from the following options: • Corner 1 (and Corner 2): Defines a guard zone that does not completely encompass the boat. Touch Corner 1, and then touch the point on the screen at which you want the first corner of the guard zone. Repeat this with Corner 2. • 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 Using Radar 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, touch the target location 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 MARPA (Mini Automatic Radar Plotting Aid) 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. GPSMAP 5000 Series Owner's Manual 47