EXFO FTB-5230S Optical Spectrum Analyzer for FTB-500 - Manual (Page 186)

Managing Results
180 FTB-5230S/-OCA
Managing WDM Test Results
You can move the cursor to modify the peak detection level for the current
measurement.Each time the cursor is moved, the trace(s) is/are fully
analyzed again using the application analysis setup.
Note: If you select another tab than Results, the cursor disappears, but you can
still see the peak detection level indicator line.
Note: If there is a reference trace, it appears in gray in the graph.
Note: For more information on these, see Managing Markers on page 206 and
Using Zoom Controls on page 204.