3Com 3CRSHEW696 Troubleshooting, Diagnosing Problems, Wireless LAN USB Adapter LED Indicators

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Troubleshooting

Diagnosing Problems

If you have difficulty using the Wireless LAN USB Adapter, try the solutions in the following table. If you continue to experience difficulty, see the next two sections,“Uninstalling the USB Adapter” and “Uninstalling Wireless LAN Manager.”

Problem

Solutions

 

 

Wireless LAN USB Adapter LED is off

Make sure the USB connections are seated firmly on both the computer connection and the

 

connection to the 3Com USB Wireless Adapter device.

 

Check the Wireless LAN Adapter icon in the Windows control panel and make sure the adapter

 

type can be recognized.

 

 

Wireless LAN USB Adapter installs as

Remove the unknown device and repeat the installation procedure. Make sure you insert the

an unknown device

3Com CD when the installation calls for it and that you wait for it to come up to speed in

 

the drive.

 

The Windows Add Hardware Wizard was unable to locate the Wireless LAN USB Adapter

 

drivers. You may have had no CD or the wrong CD inserted in the drive, or the 3Com CD may

 

not have been ready when the wizard looked for the drivers.

 

 

Installation program does not finish

Use the Device Manager to resolve resource conflicts that may exist. Select System from the

or the driver fails to load

Control Panel, and then click the Device Manager tab.

 

 

Network association is intermittent

Make sure the antenna is extended. Try reorienting the antenna. For best use of the antenna:

 

Keep the area around the antenna clear from materials that could block radio transmission,

 

such as metal objects, electronic devices, and cordless telephones.

 

If the signal is weak, change the direction of the antenna slightly.

 

If necessary, move the 3Com USB Adapter device to find a better signal.

 

 

No network association exists when

Log out and log in again, or restart the computer to restore the connections.

the computer becomes active again

 

after being in sleep mode or after the

 

Wireless LAN PC Card is removed and

 

reinserted

 

 

 

Wireless LAN USB Adapter LED Indicators

Condition

Description

 

 

PWR

Indicates the Wireless LAN USB Adapter is receiving power.

 

 

LNK

Indicates data transfer is taking place.

 

 

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Contents Wireless LAN USB Adapter User Guide Wireless LAN USB3Com Corporation 5400 Bayfront Plaza Santa Clara, California Contents Contents Windows XP, 2000, Me, and 98 SE Installation CDConnecting Your Wireless LAN USB Adapter Confirming Device InstallationAntennas Using Wireless LAN Manager Installing 3Com Wireless LAN Manager3Com Connection Assistant Connection Assitant ToolbarConnection Assistant Options Troubleshooting Diagnosing ProblemsWireless LAN USB Adapter LED Indicators Uninstalling the USB Adapter Uninstalling Wireless LAN Manager Updating the Wireless LAN USB Adapter DriverWindows XP Windows Me and 98 SE 3Com Knowledgebase Web Services Online Technical ServicesTechnical Support World Wide Web SiteSupport from Your Network Supplier Support from 3ComReturning Products for Repair FCC Part 15 Notice Applicable to use within the USA Regulatory Compliance InformationIndustry Canada IC Emissions Compliance Statement European Community Declaration of Conformity Regulatory Compliance Information