Garmin 720 Two-Way Radio User Manual


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10 GPSMAP 700 Series Owner’s Manual
Charts and 3D Chart Views
Selecting the Heading Line Source
The source for the display of the heading line on the chartplotter is determined by the heading line source
setting ( or ) and whether heading information is available from a heading sensor.
• If heading information is available from a heading sensor and the source heading is set to , both the
heading line and the vehicle icon will be aligned to the heading from the sensor.
• If heading information is available from a heading sensor and the source heading is set to , the
heading line will be aligned to the GPS heading, but the vehicle icon will be aligned to the heading from
the sensor.
• If heading information is not available from a heading sensor, both the heading line and the vehicle icon
will be aligned to the GPS heading.
1. From the Home screen, select .
2. Select  or .
3. Select .
4. Select  or .
5. Select  >  > .
6. Complete an action:
• Select .
• Select .
Showing and Conguring Spot Depth Soundings
On the Navigation Chart, you can turn on spot soundings and set a dangerous depth. Spot depths that are equal
to, or more shallow than, the dangerous depth will be indicated by red text.
1. From the Home screen, select  >  >  >  > 
 >  > .
2. Select  > .
3. Enter the dangerous depth.
4. Select .
Conguring Depth Shading
You can customize the appearance of depth shading on the Navigation chart.
: Depth shading is available with a preprogrammed BlueChart g2 Vision data card.
1. From the Home screen, select  >  >  >  > 
 > .
2. Complete an action:
• Enter the depth and select . Areas on the chart with depths shallower than the specied value
are shaded in blue, while areas with depths greater than the specied value are shaded in white. The
contour is always drawn at, or deeper than, the selected depth.
• Select  to use the depth from the g2 Vision chart.
Showing and Conguring Navaid Symbols
You can show and congure the appearance of navaid symbols on the Navigation chart or the Fishing chart.
1. From the Home screen, select .
2. Select  or .
3. Select .
4. Select  or .
5. Select > .
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