Microsoft KB Archive/822530

= MSBBN: Wireless Network Activity Causes Noise in Speakers =

Article ID: 822530

Article Last Modified on 7/8/2003

-

APPLIES TO


 * Microsoft Broadband Networking Wireless Notebook Adapter MN-720

-



SYMPTOMS
When you use your MN-520 wireless network adapter to connect to a wireless network, you may notice audio interference (noise) on your computer speakers. This noise is noticeable when there is network activity involving your adapter. For example, you may hear some static when you transfer a file to another computer, or when you load a Web page.



CAUSE
This issue may occur if any of the following conditions are true:
 * Your computer has a physical hardware problem.
 * Your wireless network uses a channel or SSID setting that is being mistakenly received by your computer's audio hardware.

This issue has been reported with Compaq 12 series laptop computers and Compaq Presario model 18  computers.



RESOLUTION
To troubleshoot this issue, follow these steps.

Note Check your wireless connection after each task to see if the problem is resolved.  Change the wireless channel your wireless network.

Important Before you edit your wireless network settings, make sure that you have all the required information to reconnect to your network. If you use WEP data encryption to help to secure your network, you must have the network key to reconnect to your base station after you perform these steps. For more information about this, see your product documentation, or click the Help menu in the Microsoft Broadband Network Utility (BNU).  Open the Base Station Management Tool, and then click Wireless. Click to select the Enable wireless access check box if it is not already selected. Click the channel number that you want in the Wireless channel number drop-down list. Type a new network name in the Wireless network name (SSID) box.

The network name is case sensitive and cannot be more than 32 characters. To save the new wireless settings, click Apply. Your computer will lose its wireless connection until you reconfigure your wireless adapter.</li></ol> </li> Reconfigure your wireless adapter. <ol style="list-style-type: lower-alpha;"> Click Start, click Control Panel, and then click Network Connections.</li> Double-click your wireless connection, and then click Properties.</li> Click the Wireless Networks tab, click your new wireless network name on the list of available networks, and then click Configure.

Note If your new network name is not listed, click Refresh.</li> On the Association tab, type the appropriate information in each box for your network, and then click OK.</li></ol> </li> Contact your computer manufacturer's tech support department. If your computer is a Compaq 12xx series laptop, the problem may be hardware related.

For information about how to contact your computer manufacturer, click the appropriate article number in the following list to view the article in the Microsoft Knowledge Base:

65416 Hardware and Software Third-Party Vendor Contact List, A-K

60781 Hardware and Software Third-Party Vendor Contact List, L-P

60782 Hardware and Software Third-Party Vendor Contact List, Q-Z

</li></ol>

Microsoft provides third-party contact information to help you find technical support. This contact information may change without notice. Microsoft does not guarantee the accuracy of this third-party contact information.

Keywords: kbhardware kbprb kb3rdparty KB822530

-

[mailto:TECHNET@MICROSOFT.COM Send feedback to Microsoft]

© Microsoft Corporation. All rights reserved.