1. Double-tap the T
rigger badge on the Settings bar.
2. Set the Trigger Type to Video.
Settings panel (Video Trigger configuration menu) fields and controls
Field or control Description
Trigger Type Set to V
ideo.
Source
Lists the source channel or waveform to use to trigger.
Format Set the video format from the drop-down list.
Trigger On Set to trigger on lines or fields from the drop-down list.
Line Number Set the line number to trigger on. This control is only available when Trigger On is set to Line Number.
Polarity Sets the video polarity. (Normal or Inverted).
Scan Method Set the scan method to Progressive or Interlaced.
Line Period Set the line period when the format is set to Bilevel Custom or Trilevel Custom.
Sync Interval Set the sync interval when the format is set to Bilevel Custom or Trilevel Custom.
Mode & Holdoff
Trigger Mode determines how the instrument behaves in the absence or presence of a trigger event.
Holdoff sets the amount of time the oscilloscope waits after a trigger event before detecting and
triggering on the next trigger event.
For additional information on Trigger Mode, Holdoff, forcing a trigger, and the Trigger Frequency
Counter see Mode and Holdoff panel on page 226.
Act On Trigger
Set the actions the instrument takes when a trigger event occurs.
For additional information on the Act On Trigger panel see Act On Trigger configuration
menu on page 227.
Trigger types
Use the following links to see more information on specific trigger types.
• Edge T
rigger menu
• Pulse Width Trigger menu
• Timeout Trigger menu
• Runt Trigger menu
• Logic Trigger menu
• Setup & Hold Trigger menu
• Rise/Fall Time Trigger menu
• Video Trigger menu
• Bus Trigger menu
• Sequence Trigger menu
Mode and Holdoff panel
Use the mode and holdoff panel controls to stabilize triggering.
To open the Pulse Width trigger configuration menu:
1. Double-tap the Trigger badge on the Settings bar.
Menus and dialog boxes
3 Series Mixed Domain Oscilloscope Printable Help 226
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