Garmin gpsmap 400 Manuale Utente

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Heading Line—draws an extension from the bow of the boat in the 

direction of travel.

• 

Off—turn off the heading line.

•  Distance—sets the distance to the end of the heading line.
•  Time—sets the amount of time until you reach the end of the 

heading line.

Chart borders—turn on chart borders if you load BlueChart g2 

Vision maps and you want to see what areas the maps cover.
Tracks—hide (off) or show (on) tracks on the chart.
Appearance—customize how items are shown on the map.

From the Home screen, select 

 > 

 > 

.

Detail—adjust the amount of detail shown on the map. 

Photos—set the high resolution satellite images to on, off, or land 

only. (See 

Spot Depths—turn on spot soundings and set a dangerous depth.
Light Sectors—adjust the drawing of light sectors on the map.
Symbols—select the navaid symbol set (NOAA or IALA).
Symbol Size—adjust the size of the symbols shown on the map.