PROBLEM
CAUSE
SOLUTION
The USB 2 LED is
SOLID ON, but the
USB 3 LED is OFF.
»
The LEX is not connected to a
USB 3 port.
»
The LEX is connected to the
host using a USB 2 cable.
»
The USB 3 cable connecting
the LEX to the host computer
is defective.
»
The host computer’s USB 3
controller has malfunctioned.
1. Ensure that the LEX is connected to a USB 3 port on
the host computer.
2. Ensure that the included USB 3.1 Gen 1 cable is being
used between the host computer and LEX.
3. Cold boot the host computer.
4. Replace the USB 3.1 Gen 1 cable with a different
cable.
5. If the problem is not resolved, contact Technical
Support at
.
The USB 3 LED is
SOLID ON but the
USB 2 LED is OFF.
»
The USB cable connecting the
LEX to the host computer is
defective.
»
The host computer’s USB 2.0
controller has malfunctioned.
»
The host computer does not
support USB 2.
1. Ensure that the included USB 3 cable is being used
between the host computer and LEX.
2. Cold boot the host computer.
3. Replace the USB 3.1 Gen 1 cable with a different
cable.
4. If the problem persists, contact Technical Support at
.
Both the LEX and
REX extenders are
working but he USB
2 or USB 3 LEDs on
the LEX and REX
are blinking.
»
The LEX and/or REX is in
suspend mode. For a variety
of reasons, the host computer
may place the LEX/REX into
suspend mode. Typically, it
is because there are no USB
devices attached, the USB
device is asleep, or the host
computer is in a sleep state or
hibernating.
1. Recover/resume the operating system from sleep or
hibernate modes (refer to your operating system’s
documentation).
2. Connect a USB device to the REX.
3. Use the connected device.
4. If the problem persists, contact Technical Support at
.
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