Lenovo ThinkPad L530 (English) User Guide - Page 151
Problems with keyboard and other pointing devices, A wireless LAN problem, Bluetooth problems
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- Ensure that the link partner is set to auto-negotiate. - Ensure that the switch is 802.3ab-compliant (gigabit over copper). A wireless LAN problem Problem: You cannot connect to the network using the built-in wireless network card. Solution: Ensure that your wireless LAN driver is the latest version installed. Check the Web site and confirm the driver version supported by the Access Connections program is the latest documented in the readme file. Ensure that your computer is within range of a wireless access point. Ensure that the wireless radio is enabled by double-clicking the Access Connections icon on the taskbar. Note: Click the triangular icon on the taskbar to show hidden icons. The Access Connections icon is displayed. For more information about the icon, see the help information system of the Access Connections program. Check the Network Name (SSID), and your encryption information. Use the Access Connection program to verify this case-sensitive information. A wireless WAN problem Message: Unauthorized WAN card is plugged in - Power off and remove the WAN card. Solution: The WAN card is not supported on this computer. Remove it. Note: Depending on your computer, some models do not have a wireless WAN card. Bluetooth problems Note: Check your connection anytime and ensure that no other Bluetooth-enabled device is searching for the device to which you want to connect. Simultaneous searching is not allowed in the Bluetooth connection. • Problem: Sound does not come from the Bluetooth headset/headphone but comes from the local speaker even though the headset/headphone is connected using Headset profile or AV profile. Solution: Do the following: 1. Exit the application that uses the sound device (for example, Windows Media Player). 2. Open the Control Panel by clicking Start ➙ Control Panel ➙ Hardware and Sound ➙ Sound ➙ Playback. 3. If you are using Headset profile, select Bluetooth Hands-free Audio and click the Set Default button. If you are using AV profile, select Stereo Audio and click the Set Default button. 4. Click OK to close the Sound window. • Problem: PIM (Personal Information Manager) items sent from Windows 7 operating system cannot be received correctly into the address book of any other Bluetooth-enabled device. Solution: The Windows 7 operating system send PIM items in XML format, but most Bluetooth-enabled devices handle PIM items in vCard format. If another Bluetooth-enabled device can receive a file through Bluetooth, a PIM item sent from the Windows 7 operating system might be saved as a file with the extension .contact. Problems with keyboard and other pointing devices The following are the most common keyboard and other pointing devices problems. Chapter 10. Troubleshooting computer problems 133