Keyboard And Other Pointing Devices; Display And Multimedia Devices - Lenovo ThinkPad Edge E120 User Manual

5. If you are using Headset profile, select Bluetooth Audio for both Sound playback and Sound
recording. If you are using AV profile, select Bluetooth High Quality Audio for both Sound playback
and Sound recording.
6. Click OK to close the Sounds and Audio Devices Properties window.

Keyboard and other pointing devices

The following are the most common keyboard and other pointing devices problems:
UltraNav problems
• Problem: The pointer drifts when the computer is turned on or after it resumes normal operation.
Solution: The pointer might drift when you are not using the TrackPoint during normal operation. This
is a normal characteristic of the TrackPoint and is not a defect. Pointer drifting might occur for several
seconds under the following conditions:
– When the computer is turned on.
– When the computer resumes normal operation.
– When the TrackPoint is pressed for a long time.
– When the temperature changes
Problem: The TrackPoint or touch pad does not work.
Solution: Make sure that the TrackPoint or touch pad is set to Enabled in the UltraNav Device Setting.
Keyboard problems
• Problem: All or some keys on the keyboard do not work.
Solution: Make sure that the correct device driver is installed.
For Windows 7:
1. Click Start ➙ Control Panel. Change the view of the Control Panel from Category to Large icons
or Small icons.
2. Click Keyboard.
3. Select the Hardware tab. In the Device Properties, make sure that the Device Status is This device
is working properly.
For Windows XP:
1. Click Start ➙ Control Panel.
2. Click Printers and Other Hardware, and then click Keyboard.
3. Select the Hardware tab. In the In the Device Properties, make sure that the Device Status is This
device is working properly.
If keys on the keyboard still do not work, have the computer serviced.
• Problem: All or some keys on the external numeric keypad do not work.
Solution: Make sure that the external numeric keypad is correctly connected to the computer.

Display and multimedia devices

This section includes the most common display and multimedia devices problems which are Computer
screen, External monitor, and Audio. Check these topics to learn more information.
Computer screen problems
• Problem: The screen is blank.
.
Chapter 10 Troubleshooting computer problems
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