Operator`s manual

Chapter 4-6 Chart menu and INFO windows
4.3 Chart custom screens
The two custom screens in the chart menu consist of multiple
window combinations e.g.:
The displays, which are not related to the chart function, can be
exchanged with a different one. It is also possible to change the right
half of the screen from two quarter windows to half screen window,
and vice versa. See section 2.1.2 how you go about changing the
displays.