Lenovo C320 Lenovo C225\C320\C325 User Guide V1.0 - Page 38

Troubleshooting Audio Problems, Select the Application tab, select the problem program - drivers for windows 8

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2. Move any interfering devices away from the computer. 3. If the problem persists, consult with Lenovo Service. 5.2 Troubleshooting Audio Problems Problem: No sound from 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 that the sound is not muted. Adjust the volume, bass, or treble controls to eliminate distortion. • Reinstall the audio driver. • Disconnect 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 that the sound is not muted. 5.3 Troubleshooting Software Problems Problem: You are unable 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, 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. User Guide 33

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33
User Guide
2. Move any interfering devices away from the computer.
3. If the problem persists, consult with Lenovo Service.
5.2 Troubleshooting Audio Problems
Problem:
No sound from 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 that
the sound is not muted. Adjust the volume, bass, or treble controls to eliminate
distortion.
•
Reinstall the audio driver.
•
Disconnect 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
that the sound is not muted.
5.3 Troubleshooting Software Problems
Problem:
You are unable 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, 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.