User guide

Extreme USB 2.0 Extenders
Extreme USB 2.0 Extenders - Document Number 342-0468 Rev D Page 11 of 16
Troubleshooting (continued)
Problem Probable Cause Solution Possibilities
USB device is attached
to TX unit’s USB port but
TX
device LED is off.
A USB
device must have the
appropriate driver installed on the
computer operating system. Or
must us UVC (universal video
class) drivers.
1)
Install the required USB device driver on the
computer operating system prior to attaching
the USB device to the TX unit. Please see
the USB
device manufacturer’s website for
details.
2)
Consult your USB device documentation
and power the USB device with the
additional USB device manufacturer
supplied power supply
(if available).
Device LED is orange
and
units are no longer
functioning.
Overcurrent condition has occurred
because
USB device draws more
power
than can be supplied per USB
specification (500mA).
Power cycle TX Unit.
Host and LINK LEDs on
RX / TX
units blink
intermittently.
There is a possibility that the TX and
RX units don’t have the same
firmware revision.
Use a
different TX / RX pair that has the same
firmware revision.
Upgrade the TX /RX firmware, contact technical
support for assistance.