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Adjusting Display Contrast
Perform the following steps to adjust display contrast to make display colors more vivid
and easier to see.
• Press the “Fn” key and then make sure that “F” appears in the lower right corner of
the screen. If the “F” appears, press the “2” key or “3” key. 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.
* Contrast settings can also be made by consecutively tapping “Brightness” on the
control panel.
Adjusting Display Brightness
You can use the following procedure to adjust screen brightness to make it easier to
read under different lighting conditions.
• Press the “Fn” key and then make sure that “F” appears in the lower right corner of
the screen. If the “F” appears, press the “5” key or “6” key. Pressing the “5” key
adjusts brightness for a darker display, while pressing the “6” key adjusts brightness
for a brighter display.
* In order to continue to make adjustments, press the “5” key or “6” key after again
first pressing the “Fn” key.
* Brightness settings can also be made by consecutively tapping “Brightness” on the
control panel.
Important!
• If you use your Handheld Printer Terminal in a location where it is hot, it
automatically dims the screen to protect against damage.
Display Auto Dimmer
The display auto dimmer automatically lowers display brightness if you do not perform
any operation for a specific amount of time. This saves the battery power to be drawn.
You can use the following procedure to specify the amount of time should be allowed
to pass before auto dimming is performed.
• Select “Control Panel” on the “Settings” menu after tapping the “Start” button in the
lower left corner of the screen. Next, consecutively tap the “Brightness” icon and
then tap “Backlight” to set the displayed parameters.
* Double tap: This refers to lightly tapping the touch-screen twice in succession.
** Tap: This refers to lightly tapping the touch-screen once.
Configuring Handheld Printer Terminal Settings