EXFO FastReporter 2 - Manual (Page 129)

Working with OTDR Files
Post Processing Software 119
Changing OTDR Settings
3. Under Macrobend tolerances, change the tolerance value for
wavelength pairs as needed.

To add a wavelength pair, click the button, enter the
wavelength values, and click OK.

To remove unwanted pairs, select the values in the Wavelength
Pair list, and click the
button.
Note: If you select more than one wavelength in the list, any modification to the
thresholds will apply to all of the selected wavelengths.
Note: To remove all added wavelength pairs and set all tolerance values back to
their original settings, click Default Settings.
4. Click OK to exit the window.