Agilent Technologies 86038A User Manual page 116

Function Reference Display Menu
Marker Functions
Active Trace
Displays the currently active trace. Use the Next Trace key in the
Navigation area to change the active trace.
Active Marker
Displays and allows you to specify the active marker. Before using Marker
Search and Marker Functions, the Active Marker must first be identified.
To Center
Moves the currently active marker to the center of the viewable range.
To Reference Position
Moves the currently active marker to the reference level position on the
active trace.
Zero GD Trace (Applies only to GD Trace)
Group delay is a relative measurement. Use this function to offset the GD
trace at the selected marker to a y-value of zero. Also see "Offset GD trace
to zero at:" on page 113.
Marker Setup
Shortcut accesses the Marker Setup panel.
Marker Function
Shortcut accesses the Marker Function panel.
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Agilent 86038A Optical Dispersion Analyzer, Third Edition