Furuno MU-155C - Manual (Page 19)

13
4. OPERATION
4.1 Controls
Display unit
Arrow keys
Selects menu item.
DISP key
Shows the DISPLAY selection window.
MENU key
Shows the main menu.
BRILL key
Shows the BRILL adjustment window.
PIP key
Shows the PIP selection window.
Power key
LED
Optical sensor
Display unit
Power key: Press the power key ( ) to turn the power on or off.
LED: The LED changes color according to signal status as below.
Green: The selected signal to be displayed is input correctly from the external device.
Orange: The selected signal to be displayed is not input from the external device for five
seconds.