GP1670F_1870F Operator's Manual - Furuno USA

6. MAP SETTINGS, 2D PERSPECTIVE/3D DISPLAYS AND SATELLITE OVERLAY6.3 3D Display6.3.1 3D display descriptionThe 3D display has native 3D chart design that allows full time 3D presentation. Thistrue 3D environment gives you all of the information you require with no restrictions onthe information you can see. You can plan your routes, enter points, etc. like on the2D chart. To show the 3D display, select [2D/3D Mode] and [3D] from the RotoKeymenu. The 3D icon, whose appearance changes according to display adjustmentstate, appears to the right of the orientation mode box.The 3D display provides a 3D view of land and sea around your boat. Land is shownin different shades of green according to height above the sea level. Water is shownin different shades of blue according to depth. The 3D display has most of the sameinformation as the 2D display. With both presentations available you can see the conditionsaround your boat from different angles. The 3D display helps you navigatewhen you are in waters that you do not know. Also, most functions of the 2D display,for example, destination setting, are available in the 3D display.For best results make sure you have accurate position and heading data.GPS 3DCourse Up20 NM6-6