Troubleshooting
The following table provides troubleshooting tips. 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.
PROBLEM
CAUSE
SOLUTION
ALL LEDs are
OFF on the
Local and/
or Remote
Extender.
1. The Local and/or Remote
Extender is not receiving
power from the AC power
adapter.
2. The Local Extender is not
connected to a host.
1. Ensure that the AC power adapter is properly
connected to the Local and/or Remote Extender.
2. Check that the AC adapter is connected to a live
source of AC power. Check that the Local and/or
Remote Extender Power LED is illuminated.
Link LEDs
on the Local
and Remote
Extenders
are OFF or
BLINKING.
1. There is no connection
between the Local and
Remote Extenders.
1. Ensure that the included cable is connected
securely between the Local and Remote Extenders.
ALL LEDs on
both the Local
and Remote
Extenders are
SOLID ON, but
the USB device
is not operating
correctly, or
is detected as
an “Unknown
Device” in the
operating
system.
1. The USB device is
malfunctioning.
2. The computer does not
recognize the USB device.
3. The application software for
the USB device is not
operating.
4. The USB extender is
malfunctioning.
1. Disconnect the extender from the computer.
2. Connect the USB device directly to the host
computer.
3. If the device does not operate as expected, consult
the user documentation for the device.
4. Update the host computer BIOS, chipset, or USB
controller drivers from the manufacturer’s website.
5. If the device operates as expected when directly
connected to the computer, connect another
device to the extender and reconnect it to the host
computer. If the device still does not work, please
contact Technical Support for assistance.
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