EXFO FG-750 - Manual (Page 132)

Setting Up Your RTU
118 FG-750
Detecting the Fibers Connected to the Optical Ports
3. Set the parameters for the ROTAU.
The RTU will delete the optical route that was defined for the local port
as well as its related test setups and test programs. It will also create
optical routes and test setups (according to the system setting
parameters) for each of the ROTAU’s ports.
If the ROTAU is not responding, an error message will appear.
See Viewing the Event Log on page 233 for information about
troubleshooting the error.
4. Click Apply to update the changes, or Cancel to discard them.
Note: ROTAU configuration with normal detection fiber and force detected fiber,
has not any difference.