EXFO FTB-2 - Manual (Page 289)

Troubleshooting
FTB-2 and FTB-2 Pro 279
Solving Common Problems
The USB device I have just
connected is not working.
The device has not been
detected.
Disconnect, then reconnect
the device.
Turn off the unit, then turn it
on again.
You do not have the proper
driver for this device.
Ensure that you have the
right driver (can be provided
with the device itself).
The unit does not recognize
a test module.
Module application is not
installed.
Install the corresponding
application using the Update
Manager application.
Defective module. If the unit recognizes other
modules, the faulty module
could be defective. Return it
to EXFO for repairs.
Module is not supported on
your unit.
Refer to the unit’s technical
specifications for the
complete list of supported
modules.
Problem Possible Cause Solution