Installation guide

12
For USB communications, you do not need to install any software. However,
an optional USB Configuration program is provided that allows you to change
the default operating parameters if required (see page 16).
Before op
erating the touch screen, you need to calibrate it.
USB Calibration
With a clear desktop on the computer,
 Press [Scroll Lock] on the computer keyboard six times,
Or
 Gently push a ballpoint pen into the hole on the side of the unit until you
hear a beep.
Calibration
button
 The mouse pointer automatically moves to a position at the top left of the
screen.
 Touch and hold your finger (or stylus) on the screen at that position until
you hear a long beep.
 The pointer moves to three further positions in sequence—top right,
bottom right and bottom left. Touch each point in turn until you hear the
beep.
This completes the USB calibration procedure. The touch screen is now
ready to use.