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1/4 VGA Display
The Dolphin 7400/7450 screen is a non-touch 240 x 320 pixel 1/4 VGA industrial
protective lens display. The electroluminescent backlight allows you to view the
display in low light conditions. To conserve power, the backlight may be
programmed to automatically turn off after a prescribed amount of time. The
contrast may be adjusted with the contrast keys.
The Dolphin 7400/7450 display may be equipped with a touchscreen that can be
activated with a stylus or finger.
ON/SCAN Key
The ON/SCAN key is centrally located for easy use with the right or the left hand.
On the 7450 terminal, the ON/SCAN key operates as an On or system wakeup
control; scanning is activated with the handle trigger.
Cursor Keys
The centrally located cursor keys allow full Windows® navigation.
Audio Signals
The Dolphin 7400/7450 terminal has an internal speaker that sounds audio
signals as you scan bar code labels and enter data. Signals are emitted at a
sound level of 80 dB sound pressure level at two feet. The operating frequency
range is 500 Hz up to 8 kHz. The speaker can also be used for playing sounds
using WAV files.
Keyboard
The Dolphin 7400/7450 terminal's keyboard features epoxy-coated keys and is
backlit for easy use in dark and dim lighting conditions. The keyboard's yellow
background enhances the readability of the numeric keys. The centrally located
ON/SCAN key and other important keys allow for easy imaging, bar code
scanning and application navigation. All keyboard versions are suited for right-
handed and left-handed use.
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