EXFO FTB-7000 OTDR Series for FTB-500 - Manual (Page 94)

Testing Fibers in Advanced Mode
80 OTDR
Setting Pass/Fail Thresholds
To set pass/fail thresholds:
1. From the main window, select Setup, then select the Thresholds tab.
2. Under Pass/Fail Thresholds, select the Fail and/or Warning boxes to
enable the fail and warning thresholds boxes, respectively.
Note: You must select the Fail box if you want the application to identify the faults
in the Event table.
3. Select the boxes corresponding to the thresholds that you want to use,
and enter the desired values in the appropriate fields.
Note: You can revert to the default values with the Default Settings button. When
the application prompts you, simply press Yes to confirm.
3
Threshold to set Values
associated with
the threshold to
set
2