HP Dc7100 Troubleshooting Guide - Page 40

Solving Audio Problems, Device Security > Audio - no sound windows 7

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Troubleshooting Without Diagnostics Solving Audio Problems If the computer has audio features and you encounter audio problems, see the common causes and solutions listed in the following table. Solving Audio Problems Problem Cause Sound cuts in and out. Processor resources are being used by other open applications. Direct sound latency, common in many media player applications. Sound does not come out of the speaker or headphones. Software volume control is turned down. Audio is hidden in Computer Setup. Solution Shut down all open processor-intensive applications. In Windows XP: 1. From the Control Panel, select Sounds and Audio Devices. 2. On the Audio tab, select a device from the Sound Playback list. 3. Click the Advanced button and select the Performance tab. 4. Set the Hardware acceleration slider to None and the Sample rate conversion quality slider to Good and retest the audio. Set the Hardware acceleration slider to Full and the Sample rate conversion quality slider to Best and retest the audio. Double-click the Speaker icon on the taskbar, then make sure that Mute is not selected and use the volume slider to adjust the volume. Enable the audio in Computer Setup: Security > Device Security > Audio. 2-24 www.hp.com Troubleshooting Guide

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www.hp.com
Troubleshooting Guide
Troubleshooting Without Diagnostics
Solving Audio Problems
If the computer has audio features and you encounter audio problems,
see the common causes and solutions listed in the following table.
Solving Audio Problems
Problem
Cause
Solution
Sound cuts in and out.
Processor resources are
being used by other
open applications.
Shut down all open
processor-intensive applications.
Direct sound latency,
common in many media
player applications.
In Windows XP:
1.
From the
Control Panel
, select
Sounds and Audio
Devices
.
2. On the
Audio
tab, select a
device from the
Sound
Playback
list.
3. Click the
Advanced
button
and select the
Performance
tab.
4. Set the
Hardware
acceleration
slider to
None
and the
Sample rate
conversion quality
slider to
Good
and retest the audio.
Set the
Hardware acceleration
slider to
Full
and the
Sample rate
conversion quality
slider to
Best
and retest the audio.
Sound does not come
out of the speaker or
headphones.
Software volume control
is turned down.
Double-click the
Speaker
icon on
the taskbar, then make sure that
Mute is not selected and use the
volume slider to adjust the volume.
Audio is hidden in
Computer Setup.
Enable the audio in Computer
Setup:
Security >
Device Security > Audio
.