Tektronix DSA70000D Series - Trigger on Window Threshold Violations

How to ? Trigger on window threshold violations
Set up and hold violation trigger
Trigger on window threshold violations
Use the following procedure to trigger the instrument when the input signal rises above an upper threshold
level or falls below a lower threshold level.
1. Push the front-panel Advanced button.
2. In the Trigger control window, Open the A Event tab.
3. Select Window from the Trigger Type drop-down list.
4. To specify which channel becomes the trigger source, click Source; then select a channel from the
drop-down list.
DSA/DPO70000D, MSO/DPO/DSA70000C, DPO7000C, and MSO/DPO5000 Series 655