Evaluation Module User's Guide

www.ti.com Basic Operating Set-Up—Windows XP
To set the microphone sidetone:
1. Open the Speakers options from the Volume selection box (on the Audio tab) or the Advanced
selection box (on the Volume tab); see Figure 3-8 . Alternatively, double-click the speaker icon (if
displayed) in the lower right-hand area of the Windows taskbar (at the bottom of the screen); see
Figure 3-7 .
2. Set the volume and the mute levels for the microphone sidetone from –76 dB to 0 dB, as shown in
Figure 3-9 . The initial volume setting upon installation is approximately –8 dB.
Figure 3-9. Speaker Window for Volume Setting (Windows XP)
To set the record volume:
1. Open the Sound options from the Control Panel. ( Start → Control Panel → Sound)
2. Open the Sound and Audio Devices Properties dialog box and select the Microphone tab, as
Figure 3-10 illustrates.
Figure 3-10. Sound and Audio Devices Properties—Audio Tab (Windows XP)
SBAU141 – January 2009 Set-Up Guide 25
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