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4-26 User’s Manual
Operating Basics
Sound System
This section describes audio controls including sound levels and power
management.
Volume Control
The Volume Control utility lets you control the audio volume in Windows for
both playback and recording.
■ To launch Volume Control for playback, click start, point to All
Programs, point to Accessories, point to Entertainment and click
Volume Control.
■ To launch Recording Control, click Options, point to Properties,
choose Recording and click OK.
■ To view details of the Volume Control, click Help on the Volume Control.
Microphone level
The change the microphone gain, follow the steps below.
1. Click start, point to All Programs, point to Accessories, point to
Entertainment and click Volume Control.
2. Click Options and point to Properties.
3. Select Recording and click OK.
4. Click Options and select Advanced Controls.
5. Click Advanced.
6. Check the Microphone Boost checkbox.
SigmaTel Control Panel
SigmaTel Control Panel lets you control some of the audio settings. Follow
the steps below to launch the SigmaTel Control Panel:
1. Click start and click Control Panel.
2. If you are viewing the Control Panel in Category View, click on Switch
to Classic View.
3. Double-click the SigmaTel Audio icon.
Volume control
To adjust the audio volume in Windows for both playback and recording,
click the Levels tab. To hear the voice from a microphone or the analog
sound from the line input, you must first disable the Mute button in the Input
Monitor. Then make sure the Audio power management function is
disabled. Click the Advanced tab and locate the Enable Power
Management checkbox. The Enable Power Management box should not
be checked.