Eagle Electronics 242 SONAR User Manual


 
57
Backlight
The display's backlight allows the unit to be used at night. To turn the
backlight on or off, press
MENU repeatedly until the BACKLIGHT menu
appears. Press
to turn the light on or to turn it off.
Backlight turned on (left). Contrast control bar (right).
Contrast
The unit’s display contrast is adjustable to suit different lighting condi-
tions. It will help you see the screen from different angles or at various
times of the day..
To adjust the contrast, press
MENU until the CONTRAST control bar ap-
pears. To decrease screen contrast, press . Press to increase screen
contrast. If you reach the maximum or minimum contrast level, a tone
sounds alerting you to the limits. Press the
PWR key to clear the menu.