Black Box IC244A-R2, IC246A-R2 manual Troubleshooting, Problems, Causes and Solutions

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CHAPTER 4: Troubleshooting

4.Troubleshooting

4.1Problems, Causes and Solutions

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 technical support for further assistance.

Symptoms/Cause

Remedy

 

 

 

All LEDs on Local Unit

1.

Ensure that the Local Unit is connected to a

are off.

 

USB port on the computer

Cause:

2.

Check that the computer is switched on and

The Local Unit is not

 

that the OS is running (not in Sleep mode).

 

 

receiving power from

 

 

the computer

 

 

Host LED on Local Unit

1.

Ensure that a Category 5 UTP cable with

is on; Link LED on

 

straight-through conductors is connected

Local Unit is off.

 

between the Local Unit and the Remote Unit.

Cause:

2.

Ensure that Category 5 cables and connectors

There is no connection

 

are used throughout the entire link between

 

the Local Unit and the Remote Unit.

between the Local Unit

 

3.

Check that Category 3 cable has not been

and the Remote Unit.

 

 

substituted.

 

4.

Check that the cable length between the Local

 

 

Unit and the Remote Unit does not exceed 50

 

 

metres.

 

5.

Connect a short Category 5 patch cord

 

 

between the Local Unit and the Remote Unit.

 

 

Recheck the operation of the system.

 

 

 

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Contents Single/Dual USB-CAT5 Extender 165FT Page FCC Statement Instrucciones DE Seguridad Normas Oficiales Mexicanas NOM Electrical Safety StatementNOM Statement SINGLE/DUAL USB-CAT5 Extender 165FT Contents Specifications Introduction Product ContentsLocal Unit About the USB-CAT5 ExtenderNetwork Cabling Remote UnitPower Handling USB CablesCompatibility Connecting the Local Unit to the Remote Unit InstallationInstalling the Local Unit Installing the Remote UnitChecking the Installation Connecting a USB DeviceWith Premise Cabling Problems, Causes and Solutions TroubleshootingIf the device operates properly when directly Shipping and Packaging Calling Black BoxSINGLE/DUAL USB-CAT5 Extender 165FT Page Copyright 2004. Black Box Corporation. All rights reserved