No Sound is Produced

Press the mute button on the keyboard to see whether the mute feature is enabled.


  1. Click the Windows Start Button, and then Control Panel.
  2. Click Hardware and Sound, and then Adjust system volume.
  3. If programs are muted, click the mute button to unmute.

Click the Volume Icon (Speaker Icon)on the task bar, or use the keyboard controls to increase the volume.

Ensure powered (active) speakers are turned on.

Turn off your computer, and reconnect the speakers. Ensure the speakers are connected to an audio port, not a Line In or Headphone port.

Press the sleep button ( select models only), or the Esc key on the keyboard, to resume from sleep mode.

Unplug headphones if they are connected to your computer.

Codec error messages appear when certain audio files are played.

Open the file in Windows Media Player. ensure Windows Media Player is configured to automatically download codecs.

  • If the correct codec is available, the file will play. Not that you must be connected t the internet to download the codec file.
  • If the correct is not available , check to see whether there is an update available for Windows Media Player.

For more information, open Windows Media Player Help and search for codec.


Volume is very low or unsatisfactory.

Detached non-powered speakers (speakers without a separate power cord) will not produce satisfactory sound. Replace the non-powered speakers will powered speakers. Powered speakers have a power cord and On button, and they connect to the Audio Out (green) connector on the back of the computer.

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