EXFO FTB -5240S/5240BP Optical Spectrum Analyzer - Manual (Page 155)

OSA 149
6 Setting Up the Instrument in
DFB Mode
Before performing a spectral analysis in the DFB mode, you must set up
your OSA module and the test application with the appropriate parameters,
as explained in this chapter.
Select the DFB test mode as explained in Selecting a Test Mode on page 12
before setting up the DFB test parameters.

The preferences are the result displayed in the graph and tables, as
well as the job information and related comments saved with each file.

The acquisition parameters include the type of measurement you want
to perform and the wavelength range.
See Defining Preferences on page 150 and Setting Up Acquisition
Parameters on page 160 for more details.