EXFO FTB-3930 MultiTest - Manual (Page 24)

Setting Up Your Multifunction Loss Tester
18 FTB-3930
Setting Pass/Fail Thresholds
4. In the Thresholds list, select a wavelength for which you want to set
thresholds, then press Edit.
OR
Add a new wavelength to the list by pressing New. Wavelengths that
are not supported by F
AS
T
ES
T are simply ignored in F
AS
T
ES
T result
tables.
5. In the text boxes, modify threshold values for the selected wavelength,
then press OK to confirm the new thresholds (or Cancel to return to
previous values).
You select F
AS T ES T loss units (dB or dB/distance) on the Thresholds
tab (and distance units on the Preferences tab).
Note: For the FTB-500, you select power units on the Results tab.
6. Press OK to return to the main window.
To rename a threshold group:
1. From the Thresholds tab, select a group in the Threshold groups list.
2. Press Rename, then set the new name (maximum 64 characters) and
press OK.
dBm power units
selected in Results tab
Watt power units
selected in Results tab