Raymarine GPM400 Reference Manual page 80

6.7 Presentation options
The PRESENTATION softkey opens the toolbars shown below:
FIND SHIP GOTO ADJUST ON ADJUST PRESENTATION
EYE CENTER ROTATE PITCH
Chart layers
Depth overlay on/off
3D view options Depth plane value
Waypoint name on/off
View to forward/starboard/aft/port
Trans cone on/off
Depth scale on/off
Adjust exaggeration
Waypoint name on/off
D10559-1
G-Series Reference Manual 80