Chart
Delete and Delete All
Delete is used to remove
individual trails. Delete
All removes all trails.
Orientation
Allows you to select North Up or Course Over
Ground (COG) as the map orientation.
North Up
Overlay Data
Allows you to select data (course over ground, etc)
to be displayed on top of the Chart screen.
Overlay data setup is covered in the Pages section.
Settings
COG
Accesses the Chart settings menu.
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Overlay data