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Note: If your computer is preinstalled with the Windows 7 operating system, click Show hidden icons in
the Windows notication area. The Access Connections icon is displayed. For more information about
the icon, see the Help in Access Connections.
• Check Network Name (SSID), and your encryption information. Use Access Connections to verify this
case-sensitive information.
A wireless WAN problem
Message: Unauthorized WAN card is plugged in - Power off and remove the WAN card.
Action: The WAN card is not supported on this computer. Remove it.
Note: Some computer models do not have a wireless WAN.
Bluetooth problems
For Bluetooth problems, select your symptom from the following list:
• “Sound does not come from the Bluetooth headphone” on page 101
• “PIM items sent from the Windows 7 or the Windows Vista operating system cannot be received
correctly” on page 101
Sound does not come from the Bluetooth headphone
Symptom: Sound does not come from the Bluetooth headset/headphone but comes from the local speaker
even though the headset/headphone is connected using Headset prole or AV prole.
Action: 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.
3. Click Hardware and Sound ➙ Sound.
4. Select the Playback tab.
5. If you are using Headset prole, select Bluetooth Hands-free Audio and click the Set Default button. If
you are using AV prole, select Stereo Audio and click the Set Default button.
6. Click OK to close the Sound window.
PIM items sent from the Windows 7 or the Windows Vista operating system cannot be received
correctly
Symptom: Personal Information Manager (PIM) items sent from the Windows 7 or the Windows Vista
operating system cannot be received correctly into the address book of any other Bluetooth-enabled device.
Action: The Windows 7 operating system and the Windows Vista 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 le through Bluetooth, a PIM item sent from the Windows 7 operating system and the
Windows Vista operating system might be saved as a le with the extension .contact.
Option problems
Use this information to diagnose problems with Lenovo hardware options that do not have their own
troubleshooting information.
Select your symptom from the following list:
• “An option that was just installed does not work” on page 102
• “An option that previously worked does not work now” on page 102
Chapter 10. Troubleshooting and diagnostics 101