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Calibrate the Touch Screen
Calibrate the Touch Screen
When to do
Calibrate the touch screen if the buttons do not operate or the buttons do not operate correctly.
IMPORTANT
Use a pencil, the blunt end of a pen or a palm top wand for this procedure. Do not use a sharp
object. Sharp objects damage the screen.
Procedure
1.
Touch the STOP button
2.
Follow the instructions on the touchscreen.
You must touch the screen, where shown, as accurately as possible.
3.
Touch DONE in the center of the screen.
100
Chapter 6 - Error Conditions, Problems and Solutions
5 times.
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