Microsoft Corporation MN720 Manuale Utente

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26     Microsoft Broadband Networking Wireless Notebook Adapter User’s Guide 
 
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Setup does not recognize my wireless notebook adapter. 
The following troubleshooting steps will help you track down and solve the problem. 
O
Check your connections.  Make sure that your notebook expansion slots support 
Cardbus PC Cards. For more information, see the system requirements for your 
adapter. 
O
Verify that all status lights are illuminated. Check to make sure that your adapter, 
broadband modem, base station, and other networking devices are receiving power 
by inspecting the appropriate status lights. See Chapter 1, “Introduction,” for more 
information about the status lights of your notebook adapter. 
O
Try a different notebook card slot. If there is a problem with the current notebook 
card connector, the wireless adapter may not function correctly or will not function 
at all. Try inserting the adapter into a different notebook card slot, and then see if 
Setup can detect it.  
Also, try removing the adapter and inserting it back into the original card slot.  
 
Network and Internet Problems 
This section will help you solve common problems that might occur while using your 
local area network (LAN) or Internet connection. 
I can’t stay connected to my wireless network. 
If you are running the Windows XP operating system with Service Pack 1 (SP1), you 
might lose connection to your wireless network every 3 to 5 minutes. This can be 
caused by incorrect wireless network security settings. To solve this problem, you need 
to disable 802.1x authentication on your wireless network, as described below. 
To disable 802.1x authentication in Windows XP 
1. Click Start, point to Connect To, click Show all connections, and then double-click 
your wireless network.  
2. On the General tab, click Properties.    
3. Click the Wireless Networks tab.  
4. Under Preferred Networks, click your home network, and then click Properties.    
5. Click the Authentication tab, and then click to clear the Enable IEEE 802.1x 
authentication for this network check box, if it is selected.  
6. If you cannot click this check box, then you are not using 802.1x authentication or 
wireless security.