EXFO FTB-500 (Window XP) - Manual (Page 139)

Inspecting Fibers with a Probe
FTB-500 129
3. If the unit prompts you to select an application, tap the button
corresponding to the probe that you want to use to start the
corresponding application.
Note: If you have not updated the ConnectorMax product lately, the
ConnectorMax2 application may not be installed on your unit. In this case,
you will not be presented with a choice of applications. The ConnectorMax
application will start automatically, enabling you to work with the probes
of the FIP-400 series. If you also wish to be able to work with probes of the
FIP-400B series, you will need to install the most recent ConnectorMax kit.
Note: You can access the online help by tapping the button from the
ConnectorMax or ConnectorMax2 application.