Lenovo IdeaCentre Q180 Bedienungsanleitung PDF herunterladen (Seite 19)

User Guide

Problem: No sound from headphones.

Troubleshooting and problem resolution:

• Checktheheadphonecableconnection—ensurethattheheadphonecableis

securely inserted into the headphone socket.

• AdjusttheWindowsvolumecontrol—clickordouble-clickthespeakericonin

the lower-right corner of your screen. Ensure that the volume is turned up and

that the sound is not muted.

• Changeaudiodevice—clickStart

→

Control Panel

→

Hardware and Sound

→

Manage audio devices, a sound window will pop out, click the playback

tab to choose the proper playback device.

3.3 Troubleshooting software problems

Problem: You are unable to exit a running program normally.

Troubleshooting and problem resolution:

1. Open the Task Manager window by pressing Ctrl, Alt and Delete at the same

time.

2. Select the Application tab, select the problematic program, and then click the

End Task button.

Problem: You need to install or uninstall a program.

Problem resolution:

During installation never abort the install process by powering the system off or

through other drastic means. This can cause system program disorder or even

failure during system initialization.

During the uninstall process, never directly delete individual ﬁles or folders. This

is harmful to the system, and might cause a system-wide malfunction.

Use the following procedure to properly uninstall programs:

1. Back up all documents and system settings related to the program before

removing it.

2. If the program has its own uninstaller, run it directly to uninstall the program.

3. If the program does not have its own uninstaller, then select Control Panel from

Start menu.

4. From the Control Panel, choose Programs

→

Programs and Features.

5. Find the applicable program in the Programs and Functions dialog box and then

select Uninstall/Change.

6. Follow the displayed instructions to uninstall the software.

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Lenovo IdeaCentre Q180 Bedienungsanleitung Seite 19