EXFO FTB -5240S/5240BP Optical Spectrum Analyzer for FTB 500 (NS-1434) - Manual (Page 289)

Managing Results
Optical Spectrum Analyzer 281
Managing WDM Test Results
For 100 % lower tabs view, press .
The graph will display peak indicators for all the channels found by the
application. A blue horizontal bar (
) will be displayed on the top of the
channels, with a red horizontal line over the peaks to indicate the peak
position.