Lenovo ThinkCentre Edge 62z Hardware Maintenance Manual (HMM) (Sept 2012) - Th - Page 53

A wireless LAN problem, Bluetooth problems, Hardware and Sound

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A wireless LAN problem Symptom: You cannot connect using the built-in wireless networking card. Actions: • Make sure that your wireless LAN driver is the latest version. Check the Web site and verify the driver version supported by Access Connections is the latest documented in the readme file. • Make sure that your computer is within range of a wireless access point. • Make sure that the wireless radio is enabled by double-clicking the Access Connections icon in the Windows notification area. Note: If your computer is preinstalled with the Windows 7 operating system, click Show hidden icons in the Windows notification 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: Seek technical assistance for help to remove the unauthorized WAN card. See "Lenovo Support Web site" on page 31 for more information. Note: Some computer models do not have a wireless WAN. Bluetooth problems Bluetooth is available with some certain computer models. For Bluetooth problems, select your symptom from the following list: • "Sound does not come from the Bluetooth headphone" on page 47 • "PIM items sent from the Windows 7 operating system cannot be received correctly" on page 47 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 profile or AV profile. 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 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. 6. Click OK to close the Sound window. PIM items sent from the Windows 7 operating system cannot be received correctly Symptom: Personal Information Manager (PIM) items sent from the Windows 7 operating system cannot be received correctly into the address book of any other Bluetooth-enabled device. Action: The Windows 7 operating system sends 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 Chapter 5. Troubleshooting and diagnostics 47

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A wireless LAN problem
Symptom: You cannot connect using the built-in wireless networking card.
Actions:
•
Make sure that your wireless LAN driver is the latest version. Check the Web site and verify the driver
version supported by Access Connections is the latest documented in the readme file.
•
Make sure that your computer is within range of a wireless access point.
•
Make sure that the wireless radio is enabled by double-clicking the Access Connections icon in the
Windows notification area.
Note:
If your computer is preinstalled with the Windows 7 operating system, click
Show hidden icons
in
the Windows notification 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: Seek technical assistance for help to remove the unauthorized WAN card. See “Lenovo Support
Web site” on page 31 for more information.
Note:
Some computer models do not have a wireless WAN.
Bluetooth problems
Bluetooth is available with some certain computer models.
For Bluetooth problems, select your symptom from the following list:
•
“Sound does not come from the Bluetooth headphone” on page 47
•
“PIM items sent from the Windows 7 operating system cannot be received correctly” on page 47
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 profile or AV profile.
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 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.
6. Click
OK
to close the Sound window.
PIM items sent from the Windows 7 operating system cannot be received correctly
Symptom: Personal Information Manager (PIM) items sent from the Windows 7 operating system cannot be
received correctly into the address book of any other Bluetooth-enabled device.
Action: The Windows 7 operating system sends 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
Chapter 5
.
Troubleshooting and diagnostics
47