EXFO PSO-200 Optical Modulation Analyzer - Manual (Page 108)

Bit Pattern Analysis and the Gearbox
100 PSO-200
Using PRBS or User-Defined Bit Patterns with the Gearbox
Using PRBS or User-Defined Bit Patterns with
the Gearbox
To edit and apply a PRBS:
1. From the Settings menu, select Acquisition.
2. Select the General tab.
3. In the Input pattern section, select Standard PRBS.
4. Select the Gearbox tab. The content fits the PRBS context.
5. Select the Gearbox layout corresponding to your data streams. For
details see Gearbox Streaming Types on page 88. The layout and
modulation determine the number of bit streams to configure.
Number of lines
depend on layout
and modulation