2Before Operating the POS Terminal

This chapter describes those steps required prior to using the POS terminal for the first time.

Display Adjustment

You can adjust the brightness and contrast of the display by using the corresponding controls.

Brightness control

Turning the control backwards darkens the display and turning it forwards brightens the display.

Contrast control

Turning the control backwards darkens the display and turning it forwards lightens the display.

The backlight in the display is a consumable part.

When the LCD display may no longer be adjusted and becomes darker, you should change the backlight. Consult your authorized SHARP dealer for further details.

Connecting the Printer and Installing the Paper Rolls

This POS terminal may be configured with multiple types of printers offered in the market. For specific instructions related to the handling and care of the printer, please refer to the applicable printer instruction manual.

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Sharp UP-3300 Before Operating the POS Terminal, Display Adjustment, ∙ Brightness control, ∙ Contrast control