StarTech.com USBthere USB204EXTFIB, Руководство пользователя

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User Guide
7
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 StarTech.com technical support for further assistance (see page 10).
Symptoms/Cause Remedy
All LEDs on Local Unit are off.
Cause:
The Local Unit is not receiving
power from the adapter
1. Ensure that a power adapter is
connected to the Local Unit.
2. Check that the adapter is connected to
a live source of electrical power.
All LEDs on Remote Unit are
off.
Cause:
The Remote Unit is not
receiving power from the
adapter
1. Ensure that a power adapter is
connected to the Remote Unit.
2. Check that the adapter is connected to
a live source of electrical power.
Link LEDs on Local Unit and
Remote Unit are off.
Cause:
There is no connection
between the Local Unit and
the Remote Unit.
1. Ensure that a fiber-optic cable with
crossover is connected between the
Local Unit and the Remote Unit.
2. Connect a short fiber-optic crossover
patch cord between the Local Unit and
the Remote Unit. Recheck the
operation of the system.
Link LED on Local Unit is on;
Host LED on Local Unit is off.
Cause:
a) The computer is not
functioning.
b) The Local Unit is not
connected to the
computer.
c) The computer does not
support USB hubs.
d) The USBthere is
malfunctioning.
1. Disconnect all USB devices from the
Remote Unit.
2. Disconnect the Local Unit from the
computer.
3. Disconnect and then reconnect the
power adapter to the USBthere.
4. Reconnect the Local Unit to the
computer.
5. In the Universal Serial Bus controllers
section of Device Manager, check that
the USBthere is recognised as a
“Generic USB Hub”.
6. If the USBthere is not recognised,
contact technical support for
assistance.