User manual

Calibrate the Touch Screen
When to do
Calibrate the touch screen if the buttons do not operate or the buttons do not operate
correctly.
Attention:
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 5 times.
2.
Follow the instructions on the touch screen.
You must touch the screen, where shown, as accurately as possible.
3.
Touch DONE in the centre of the screen.
Chapter 5 - Error Conditions, Problems and Solutions106
Calibrate the Touch Screen