EXFO AXS-100 Series OTDR - Manual (Page 51)

Testing Fibers
OTDR 43
Testing in Fault Finder Mode
4. Use the left/right function arrows until you see Parameters, and then
display the pane (F1/F2 key).
5. Select the test mode as follows:
5a. Use the arrows to select the OTDR
mode list, and then press Enter to open
it.
5b. Use the up/down arrows to select Fault
finder, and then press Enter to confirm.
6. If your OTDR supports singlemode, singlemode live, or multimode
wavelengths, under Wavelength, from the list, select the desired fiber
type (for live-fiber testing, select SM Live; for C fiber, select 50 μm and
for D fiber, select 62.5 μm).
7. Press F
AS T RACE
to start the acquisition.
You can stop the acquisition at any time by pressing F
AS T RACE
once
again.