Raymarine GPM400 - Page 98

G-Series Reference Manual 98
To display the A-Scope image
1. Select A-Scope on the SELECT OPTION softkey.
2. Choose your mode on the A-SCOPE MODE softkey.
D6674-3
MODE 1
The A-scope
image is centred
in the window.
MODE 2
The left-hand side
of the Mode 1
image is expanded
to give a more
detailed view.
MODE 3
The A-scope
image angles
outward as
signal width
increases with
depth.