Advanced Features
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3 U or D to scroll through the menu selections.
4 Press the Menu Select button directly below Sel to select 
the radio profile with the required speaker routing.
OR
Press the Menu Select button directly below Exit to exit the 
screen without making any changes.
5 The radio returns to the Home screen. The profile name on 
the Home screen indicates the current selected radio profile.
Controlling the Display Backlight
You can enable or disable the radio’s display backlight as 
needed, if poor light conditions make the display or keypad 
difficult to read.
Depending on how your radio is preprogrammed, you can also 
maintain a minimum backlight level on the radio's front display.
Note: The backlight setting also affects the Menu Select 
buttons, the Menu Navigation buttons and the keypad 
backlighting accordingly.
Procedure: 
Press the preprogrammed Light/Flip button to toggle the 
backlight on or off.
OR
Press any key of the keypad, the Menu Select or Menu 
Navigation buttons, or any programmable radio controls or 
buttons to turn the backlight on.
Note: The backlight remains on for a preprogrammed time 
before it automatically turns off completely or returns to 
the minimum backlight level.
The preprogrammed Light/Flip button of the 
accessories connected to the radio such as Display 
Remote Speaker Microphone (DRSM) is disabled 
when the radio is in Night Vision Goggles (NVG) 
display mode.