LAUNCH                    X-431 PAD III User Manual 
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Source  Select which channel as trigger signal. 
Condition  To select pulse condition.   
Pulse Width  Set required pulse width. 
High Freq 
Rejection 
Reject high frequency signals when selected. 
12.4.2 Auto 
The Scopebox has an Auto feature that sets up the Scopebox automatically to 
display the input signal in a best fit.   
Tap  , the Scopebox may change the current settings to display the signal. It 
automatically adjusts the  vertical and horizontal scaling, as  well as  the trigger 
coupling, position, slope, level and mode settings. 
12.4.3 View Settings 
<1> Calibration 
This  option  adjusts  the  Scopebox’s  internal  circuitry  to  get  the  best  accuracy. 
Use this function to calibrate the Scopebox’s vertical and horizontal systems. 
Tap    and then tap [Calibration], a dialog box similar to Fig. 12-11 will appear. 
   
Fig. 12-11 
Check the box before the channel to select it. To deselect it, just uncheck it. After 
choosing the desired channel(s), tap [Start] to start calibration and [Start] button