EXFO FTB-5700 Single Ended Dispersion Analyzer for FTB-500 - Manual (Page 75)

Troubleshooting
Single-Ended Dispersion Analyzer 69
Solving Common Problems
The unit has detected too
important polarization
fluctuations on the fiber. No
PMD measurement was
performed.
³
The unit was moved
during the
measurement
³
The fiber moved during
the measurement
³
Make sure not to move
the unit.
³
Make sure that the fiber
does not move during
the measurement.
³
If some movement is
inevitable (fiber is
outside with aerial
sections), make sure
that the Fiber with
aerial sections option is
selected in the Setup
tab of the Acquisition
window.
³
Contact EXFO if the
problem is still not
solved.
Message Possible cause Solution