Toshiba Portege R930 - Manual (Page 114)

To adjust the volume level of speakers or headphones, move the
Speakers slider.
To adjust the volume level of an application that you are using, move
the slider for the corresponding application.
Microphone Level
Follow the steps below to change the microphone recording level.
1.
Right click on the speaker icon on the Taskbar, and select Recording
devices from the sub menu.
2. Select Microphone, and click Properties.
3. On the Levels tab move the Microphone slider to increase or
decrease the microphone volume level.
If you feel the microphone volume level is inadequate, move the
Microphone Boost slider to a higher level.
SRS
SRS Premium Sound 3D offers the richest and most immersive audio
experience in any listening environment using technologies from SRS
Labs.
To access the utility, click Start -> All Programs -> SRS Labs -> SRS
Premium Sound 3D.
For more information, please refer to the help file.
Audio Enhancements
In order to apply the sound effects for your current speaker, follow the
steps below.
1.
Right click on the Speakers icon on the Taskbar, and select
Playback devices from the sub menu.
2. Select Speakers, and click Properties.
3. On the Enhancements tab select the sound effects you would like,
and click Apply.
Realtek HD Audio Manager
You can confirm and change the audio configuration using the Realtek HD
Audio Manager. To launch the Realtek HD Audio Manager, click Start ->
Control Panel, select Large icons from View by, then click Realtek HD
Audio Manager.
When you first launch the Realtek HD Audio Manager, you will see two
device tabs. Speakers is the default output device. Microphone is the
default input device. To change the default device, click the Set Default
Device button under the chosen device tab.
User's Manual 3-49