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Alienware Area-51 m5550 Technical Reference
68
Audio Problems
No speaker output
• Turn up the volume dial located at the left edge of the computer. See Chapter
1 for its location.
• Software volume control is turned down in Microsoft Sound System or is
muted. Double-click the speaker icon on the lower right corner of the
taskbar to see if the speaker has been muted or turned down all the way.
• Most audio problems are software-related. If your computer worked before,
chances are software may have been set incorrectly.
• Go to [Start > Settings > Control Panel] and double-click the Sounds and Audio
Devices icon. In the Audio page, make sure that Realtek HD Audio is the
default playback device.
Sound cannot be recorded
• Double-click the speaker icon on the lower right corner of the taskbar to see if
the microphone has been muted.
1. Click Options and select Properties.
2. Select Recording and click the OK button.
3. After clicking the OK button, the recording volume control panel will
appear.
• Go to [Start > Settings > Control Panel] and double-click the Multimedia icon
(or Sounds and Audio Devices icon). In the Volume or Audio page, make sure
that Realtek HD Audio is the default recording device.
m5550-04-2007-techref.indd 68 4/6/2007 12:29:52 PM