Checkline DFX-7 - Manual (Page 120)

Dakota Ultrasonics
116
Adjusting Brightness
1) Press the MENU key once to activate the menu items tab. Press the MENU
key multiple times to tab right and the ESC key multiple times to tab left until
the DISP menu is highlighted and displaying the submenu items.
2) Use the UP and DOWN arrow keys to scroll through the sub menu items
until BRIGHTNESS is highlighted.
3) Press the LEFT and RIGHT arrow keys to scroll the value. When the
correct brightness value is being displayed, proceed to step 8.
4) Alternatively, press the ENTER key to display the Digits Edit Box.