B&B Electronics 00-00169_170_174_194 - Manual - Manual (Page 6)

5
Troubleshooting
The following table provides troubleshooting help. The topics are arranged in the order in which they should
be executed in most situations. If you are unable to resolve the problem after following these instructions,
please contact technical support for further assistance (see page 12).
PROBLEM CAUSE SOLUTION
Generic USB Hub
does not appear in
Device Manager. Installation is not complete. 1. Ensure that the LEX unit is connected to a USB
port on the computer
2. Check that the AC adapter is connected to the
REX unit and that it is provided with power.
3. Disconnect the LEX unit
The USB device
does not operate
correctly.
The USB device is not •
connected to the REX unit.
The USB • device is
malfunctioning.
T • he computer does not
recognise the USB device.
The comp • uter does not
support USB hubs.
The USB • Rover is
malfunctioning.
1. Check that the USB device is securely connected
to the USB port on the REX unit.
2. Disconnect the LEX unit from the computer.
3. Connect the USB device directly to the USB port
on the computer.
4. If the device does not operate properly, consult
the user documentation for the device.
5. If the device operates properly when dirrctly
connected to the computer, connect another full
speed device (of a different type) to the REX unit.
Connect the LEX unit to the computer.
6. If the second device does not operate, the
extender may be malfunctioning. Contact technical
support for assistance.
7. If the second device does operate properly, the
first device may not be compatible with the USB
Rover. Contact technical support for assistance.