Furuno FCV-1200LM - Manual (Page 36)

2-2
cursor position in relation to the entire option range. This bar shifts with operation of [-] or [+] key.
The blue bar shows the current cursor position in
relation to the option range.
This bar shifts with operation of [-] or [+] key.
Blue bar
CUSTOM STD HUE1 HUE2 HUE3 HUE4
Selecting window (for item having several options, ex. HUE)
7. Rotate the [FUNCTION] switch fully counterclockwise to select EXIT.
The menu disappears.