The tab contains four windows:
•Vehicle’s data,
•Tachograph’s data,
•Range of data,
•Data concerning calibration – this window also shows the next date for calibration.
Number of dates in the field "Choose calibration as per date:" depends on the number of calibrations performed during a given period.  | 
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 Using the button: 
 print preview of data contained in this tab is triggered.
 Pushing the button: 
 opens the window analysis of correctness of digital signatures.