Lenovo ideacentre b550, 57-318881 [46/67] Troubleshooting audio problems

User Guide

5.2 Troubleshooting Audio Problems

Problem: No sound from the integrated speakers.

Troubleshooting and problem resolution:

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

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

sound is not muted. Adjust the volume, bass, or treble controls to eliminate

distortion.

•฀ Reinstall฀the฀audio฀driver.

•฀ Disconnect฀any฀headphones฀from฀the฀headphone฀connector฀—฀sound฀from฀

the speakers is automatically disabled when headphones are connected to the

computer’s side-panel headphone connector.

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 connector.

•฀ 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

the sound is not muted.

5.3 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 problem program, 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 problems or even

failure during system initialization.