Ditch Witch 8500 - Manual (Page 19)

Controls - 18
8500 Tracking System Operator’s Manual
8500TK
CMW
Quick Functions
Contrast Adjustment
To adjust contrast, press and hold left button (1) and press button 2 to darken/increase contrast or button 3
to lighten/lessen contrast.
Backlight Toggle
To turn backlight on and off, press and hold left button (1) and press power (4) button. Don’t press power
button for more than 2 seconds to avoid turning unit off.