User guide

128
Backlight Control
Displays the backlight options (Fig. 108). Press the Esc/Back function key to return to
the previous screen.
Figure 108 Utility, Backlight Options Screen
Backlight Soft Key Function
Backlight Mode
Auto / Man
Set the backlight brightness
Auto - adjusted by internal circuitry
Man - set by user
Backlight High Manual - Set backlight to brightest intensity.
Backlight Medium Manual - Set backlight to middle intensity
(default setting - provides approximately 5.5 hr.
battery life).
Backlight Low Manual - Set backlight to lowest intensity
(provides approximately 7.5 hr. battery life).
Backlight Custom xx% Manual - Set backlight to a specific percent
intensity between 0 (off) and 100 (brightest).
Sensor Gain For Backlight Auto Mode Only:
Sets a threshold where the ambient light sensor
increases the backlight
Low threshold - Backlight intensity increases
after a small change in ambient light.
High threshold - Backlight intensity increases
after a large change in ambient light.