Initial startup 
  3.3 Touch screen calibration 
SIMATIC IPC427C Bundles, SIMATIC HMI IPC477C Bundles 
Manual, 07/2009, A5E02280126-02 
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3.3  Touch screen calibration 
While the "SIMATIC PC Wizard" is running different drivers will be installed. The wizard 
automatically identifies and chooses the type of SIMATIC Embedded Bundle.  
Procedure 
To calibrate the Touch Screen, proceed as follows: 
1.  Click on the dialog window of the wizard. 
The calibration starts.