3Com 3CRDAG675B Quick Start Guide - Page 15

2 Troubleshooting Confirming Device Installation 1 With your Wireless LAN product installed in the computer, double-click the My Computer icon. If you are running Windows XP, click Start > Control Panel and go to step 3. 2 Double-click the Control Panel icon. 3 Double-click the System icon. The System Properties window appears, detailing your system setup. 4 Click the Device Manager tab. A list of devices appears, arranged by type. If you are using Windows XP or 2000, click the Hardware tab and click Device Manager. 5 Double-click Network Adapters. Select: 3Com 3CRPAG175 Wireless LAN PC Card or 3Com 3CRDAG675 Wireless LAN PCI Adapter. 6 Double-click the entry to display a description of the current status. The device status should indicate "This device is working properly." 7 Close the windows you have opened until you return to the desktop. Diagnosing Problems If you have difficulty using the Wireless LAN Product, try the solutions in the following table. If you continue to experience difficulty, see the sections, "Removing Your Wireless LAN Product" and "Updating the Wireless LAN Product driver. Problem Wireless LAN PC Card LED is off Wireless LAN PCI Adapter LED is off Wireless LAN product installs as an unknown device The Windows Add Hardware Wizard was unable to locate the Wireless LAN product drivers. Installation program does not finish or the driver fails to load Network association is intermittent. Solutions Make sure the PC Card is properly inserted in the slot and that the XJACK antenna is fully extended. Confirm device installations as described above. Check the Wireless LAN PC Card icon in the Windows Device Manager and make sure the PC Card type can be recognized. Follow the PCI adapter installation procedure and make sure the PCI adapter is properly inserted in the slot. Confirm device installations as described above. Check the Wireless LAN PCI Adapter icon in the Windows Device Manager and make sure the PCI adapter can be recognized. Remove the unknown device and repeat the installation procedure. Make sure you insert the 3Com CD and run the setup. Then insert the Wireless LAN product. 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. Use the Device Manager to resolve resource conflicts that may exist. Select System from the Control Panel, and then click the Device Manager tab. Make sure the XJACK antenna is fully extended. Try reorienting your laptop. 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 your laptop slightly. ■ If necessary, move your computer a few inches to find a better signal. 11