HP Dc7100 Troubleshooting Guide - Page 41

Speech and Audio, and Audio Devices

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Troubleshooting Without Diagnostics Solving Audio Problems (Continued) Problem Cause Solution Sound does not come out of the speaker or headphones. (continued) The external speakers are not turned on. Turn on the external speakers. External speakers plugged into the wrong audio jack. See the sound card documentation for proper speaker connection. Digital CD audio is not enabled. Enable digital CD audio: 1. From the Control Panel, select System. 2. On the Hardware tab, click the Device Manager button. 3. Right-click on the CD/DVD device and select Properties. 4. On the Properties tab, make sure "Enable digital CD audio for this CD-ROM device" is checked. Headphones or devices connected to the line-out connector mute the internal speaker. Turn on and use headphones or external speakers, if connected, or disconnect headphones or external speakers. Volume is muted. 1. From the Control Panel program, click Sound, Speech and Audio Devices, then click Sounds and Audio Devices. 2. Click the Mute check box to remove the check mark from the box. Computer is in standby mode. Press the power button to resume from standby mode. Ä CAUTION: When attempting to resume from standby mode, do not hold down the power button for more than four seconds. Otherwise, the computer will shut down and you will lose your data. Troubleshooting Guide www.hp.com 2-25

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Troubleshooting Guide
www.hp.com
2–25
Troubleshooting Without Diagnostics
Sound does not come
out of the speaker or
headphones.
(continued)
The external speakers
are not turned on.
Turn on the external speakers.
External speakers
plugged into the wrong
audio jack.
See the sound card documentation
for proper speaker connection.
Digital CD audio is not
enabled.
Enable digital CD audio:
1.
From the
Control Panel
, select
System
.
2. On the
Hardware
tab, click
the
Device Manager
button.
3. Right-click on the CD/DVD
device and select
Properties
.
4. On the
Properties
tab, make
sure “
Enable digital CD
audio for this CD-ROM
device
” is checked.
Headphones or devices
connected to the
line-out connector mute
the internal speaker.
Turn on and use headphones or
external speakers, if connected, or
disconnect headphones or external
speakers.
Volume is muted.
1. From the
Control Panel
program, click
Sound
,
Speech and Audio
Devices
, then click
Sounds
and Audio Devices
.
2. Click the
Mute
check box to
remove the check mark from
the box.
Computer is in
standby
mode.
Press the power button to resume
from
standby
mode.
Ä
CAUTION:
When attempting to resume from
standby
mode, do not hold down the
power button for more than four seconds. Otherwise, the computer will shut down and
you will lose your data.
Solving Audio Problems
(Continued)
Problem
Cause
Solution