1.  Connect the channel 1 probe tip to the 
FREQ_ANOMALY (Frequent Anomalies) 
signal on the demonstration board. 
Connect the ground lead of the probe to 
the GND point.
2.  Press the front panel Default Setup 
button to set the oscilloscope to a known 
state. Press Autoset.
3.  Press trigger Menu, select Type Edge 
lower-bezel button, use Multipurpose a 
to scroll down to Runt.
4. Press Thresholds lower-bezel button  
and adjust High to approximately 2.00 V  
using Multipurpose a, adjust Low to 
about 1.00 V using Multipurpose b.
Now you are triggering on a runt.
Figure 8. 
www.tektronix.com/mdo300016
MDO3000 Series Oscilloscope
Demonstration Guide