EXFO FTB-7000 OTDR for FTB-200 v2 - Manual (Page 69)

Testing Fibers in Advanced Mode
OTDR 55
Setting Pass/Fail Thresholds
To set pass/fail thresholds:
1. From the button bar, select OTDR Setup, then select the Event Table
tab.
2. From the Wavelength list, select the wavelength for which you want to
set thresholds.
3. Select the boxes corresponding to the thresholds that you want to use,
and enter the desired values in the appropriate fields.
Note: If you no longer want the application to take into account a particular
threshold, simply clear the corresponding box.
4. If you want the application to display messages when events fail the
test, select Display Pass/Fail message.
Threshold to set Value associated
with the
threshold to set