Casio IT-800 Series Software Manual page 174

3.9 Backlight
This applet is for setting brightness for the power source provided by either installed battery or
external power source from the dedicated AC Adaptor directly connected to the terminal or
connected via cradle, the backlight auto dimming, and the backlight auto off.
Note:
Do not remove the check from Turn off backlight when a button is pressed or the
screen is tapped checkbox in both Battery Power Tab (see Figure 3.20) and External Power
Tab (see Figure 3.21). The backlight does not turn on when turning on the power with Power key
or the backlight auto off function does not perform correctly if the check is removed.
Battery Power Tab
Figure 3-20
To set the backlight auto off, select Turn off backlight if device is not used for checkbox,
and a period of elapse time in the pull-down menu.
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