1.  After the data logging setup has been completed, 
the Run, Pause and Stop icons will become 
available. The icons are colored orange when they 
are available.   
 
To start measurement, press the Run icon. 
Measurements will automatically start to be logged. 
If  the Chart or Histogram options were selected, 
then they will also be plotted as the data is logged.   
  Press the Pause icon to pause logging. Press 
the Run icon again to resume. 
  Press the Stop Icon to stop data logging 
prematurely. 
  Each time you use the data logging function, 
a new sheet will be created for the data and 
for the histogram data, if  the Histogram 
option is enabled. 
  Note that the other icons are now disabled 
until logging has finished or is stopped.