Casio DT-X5 Series - Manual (Page 37)

E-35
Configuring Handheld Terminal Settings
Adjusting Display Contrast
Perform the following steps to adjust display contrast to make display more vivid and
easier to see.
• Press the “Fn” key and then press the “2” key or “3” key after confirming that
“F” is displayed in the lower right corner of the screen. Pressing the “2” key
adjusts for more contrast, while pressing the “3” key adjusts for less contrast.
* In order to continue to make adjustments, press the “2” key or “3” key after again first
pressing the “Fn” key.
* This can also be set by pressing the “2” key (Settings) on the system menu, and then
pressing the “2” key (Contrast and Brightness).
Turning Backlight On and Off
When operating the Handheld Terminal in a dark location, you can turn on the backlight
to facilitate viewing of the screen.
• You can switch the backlight on and off by pressing “1” after pressing the Fn key.
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