EXFO PSO-200 Optical Modulation Analyzer - Manual (Page 4)

Contents
iv PSO-200
7 Viewing and Analyzing Results ..................................................................49
Opening an Existing Acquisition File .....................................................................................49
Viewing Acquisition Information ..........................................................................................50
Playing Back Acquisition Files ...............................................................................................51
Zooming and Moving Graphs ...............................................................................................52
Displaying and Setting X-Axis Values ....................................................................................53
Displaying Graphs in Color Grade Mode ...............................................................................54
Displaying Multiple Bursts Simultaneously (Persistence) .......................................................55
Setting Number of Symbol Periods for Eye Diagrams ...........................................................55
Using the Measurement Tables .............................................................................................56
Using Graph Markers ............................................................................................................58
Viewing Signal Distribution Using Histograms ......................................................................60
Distinguishing Data Points from Transitions .........................................................................62
Using Pattern Masks .............................................................................................................64
Using Averaging to Improve Results .....................................................................................70
Applying Advanced Signal Processing Algorithms ................................................................72
Applying Data Filtering .........................................................................................................76
8 Bit Pattern Analysis and the Gearbox ........................................................79
Basic Gearbox Setup Details ..................................................................................................80
Exporting Symbol Patterns ....................................................................................................83
Importing User-Defined Symbol Patterns ..............................................................................84
Performing Detailed Bit Pattern Analysis with the Gearbox ...................................................87
Using PRBS or User-Defined Bit Patterns with the Gearbox .................................................100
Exporting Gearbox Setups ..................................................................................................104
Obtaining and Using Bit/Symbol Error Rates .......................................................................105
9 Post-Processing and Reanalyzing Data ....................................................109
Installing and Using the Application on a Computer ..........................................................109
Installing and Activating Software Options ........................................................................111
Exporting Data ....................................................................................................................113
Copying Graph and Measurements to Clipboard ................................................................114
Reanalyzing Acquisitions with New Settings .......................................................................115
Reverting to Original File ....................................................................................................116
10 Maintenance ..............................................................................................117
Cleaning EUI Connectors ....................................................................................................117
Recycling and Disposal (Applies to European Union Only) ..................................................119