Control Edge Triggering
Horizontal: Turn the Delay knob in the HORIZONTAL control group to adjust the trigger's
horizontal position. Or, touch inside the Delay field in the timebase setup dialog and enter a
value, using the pop-up keypad.
The trigger location is shown by a marker under the grid:
Post-trigger delay is indicated by a left-pointing arrow below-left of the grid:
The time value is given in the title line of the TimeBase label below-right of the grid:
Vertical: Turn the L
EVEL knob in the TRIGGER control group to adjust the trigger's
vertical threshold.
Turn this knob to adjust the level of the trigger source or the highlighted trace. Level defines the
source voltage at which the trigger will generate an event a change in the input signal that
satisfies the trigger conditions.
Alternatively, in the "Trigger" dialog, you can touch inside the Level field and type in a value,
using the pop-up numeric keypad. To quickly set a level of zero volts, touch the Zero Level
button directly below the Coupling field.
An arrow on the left side of the grid shows the threshold position. This arrow is only visible if the
trigger source is displayed.
Edge Trigger Setup
Channel Setup
1. In the menu bar, touch Trigger, and then select Trigger Setup... from the drop-down menu.
2. Touch the Edge trigger button
under the Trigger tab.
80 SDA-OM-E Rev H
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