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Manual
PROBLEM
CAUSE
USB device
• The USB device requires
is attached
but not
functioning.
• The USB device
• The USB
USB device
• Overcurrent condition has
is attached
but not
functioning.
Link LED
• The Cat.5 cable
on the local
and remote
extenders
blink
• Firmware mismatch
intermittently.
drivers that were not
installed.
does not support
USB hubs.
device has
malfunctioned.
occured because the USB
device has drawn more
current than can be
supplied per
USB specification
(500mA). Operating
systems may generate
a status bubble
indicating an issue.
connecting the local and
remote extender is faulty.
between the local and
remote extenders.
SOLUTION
1. Install the required USB device driver on
the computer operating system prior to
attaching the USB device into the remote
extender. Please see your USB device
manufacturer's website for details.
2. In the Universal Serial Bus controllers
Device Manager, check that the USB
section of
device is enumerated.
3. Contact Technical Support for assistance.
1. Power cycle remote extender: Unplug the
power adapter from the extender, wait
approximatly 30 seconds, plug the power
adapter into the extender.
2. If overcurrent continues to occur, either:
(a) the USB device may use more power
than the USB specification, or (b) the USB
device may be damaged.
3. Consult your USB device documentation
and power your USB device with the
required power supply.
1. Ensure that the Cat.5 cabling is of decent
quality.
2. Use a different local and remote extender
pair which have the same firmware
revision.
3. Upgrade the local and remote extender
firmware; contact Technical support for
assistance.
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