Fujitsu A3210 A3210 User's Guide - Page 157

Problem Unavailable network connection (continued) Possible Cause The WLAN device has been deactivated or disabled Possible Solution Check if the wireless switch is turned On. In Windows XP, go to Start -> Settings -> Network Connections and right-click on Wireless Network Connection. If Enable appear at the top of the menu, click it to enable the device. In Windows Vista, go to Start -> Control Panel, and doubleclick on Windows Mobility Center. If the wireless network is off, click the [Turn wireless on] button.. The computer to be connected is turned off Check if the computer to be connected is turned ON. RF interference from Access Points or other wireless networks The use of identical or overlapping RF channels can cause interference with the operation of the WLAN device. Change the channel of your Access Point to a channel that does not overlap with the interfering device. Wireless network authentication has failed Re-check your Network Authentication, Encryption, and Security settings. Incorrectly configured security settings such as an incorrectly typed WEP key, a mis-configured LEAP username, or an incorrectly chosen authentication method will cause the LAN device to associate but not authenticate to the wireless network. Incorrectly configured network settings Recheck the configuration of your network settings. Incorrect IP address configuration This only applies to networks using static IP addresses. Please contact your network administrator for the correct settings. 152 - Troubleshooting the WLAN